Glossary for Dental symptoms

Medical terms related to Dental symptoms or mentioned in this section include:

• ACPS III: A rare genetic condition characterized by head and digital anomalies as well as other abnormalities.
• Acquired Aplastic Anemia: A rare disorder involving severe failure of the bone marrow to produce new blood cells. Acquired aplastic anemia means that the condition was not present at birth but developed during the persons lifetime. The condition may be caused by such things as autoimmune reactions, radiation and certain drugs, chemicals or viral infections.
• Acrocephalopolydactyly - Cardiac Disease - Ear, Skin and Lower Limb Defects: A rare genetic condition characterized by head and digital anomalies as well as other abnormalities.
• Acrocephalopolysyndactyly type III: A rare genetic condition characterized by head and digital anomalies as well as other abnormalities.
• Acrocephalosyndactyly Syndrome type 5: A rare genetic disorder where some of the skull bones fuse too early which affects the size and shape of the skull and face. Thumb and toe abnormalities are also present. There are three types of Pfeiffer syndrome with varying degrees of severity.
• Acrocephalosyndactyly type 5 (ACPS 5): A rare genetic disorder where some of the skull bones fuse too early which affects the size and shape of the skull and face. Thumb and toe abnormalities are also present. There are three types of Pfeiffer syndrome with varying degrees of severity.
• Acrodynia: A disease occurring in infants or young children. Symptoms include edema, pruritis, skin rash, extremities are pink, cheeks and nose are scarlet, profuse sweating, digestive disturbance, photophobia, polyneuritis, irritability, listlessness, apathy and failure to thrive.
• Acrofacial dysostosis Catania form: One of a group of disorders characterized by defective limb and facial development. The Catania form is very rare.
• Acrofacial dysostosis, Palagonia type: One of a group of disorders characterized by defective limb and facial development. The Palagonia type is very rare and the symptoms are relatively mild.
• Acromegaloid facies - hypertrichosis: A very rare genetic disorder characterized by thick lips and gums, thick upper eyelids, large hands and occasionally mental deficiency.
• Acromegaly: An abnormal enlargement of the limbs due to increased secretion of growth hormone after the cessation of puberty
• Acrosphenosyndactylia: A rare condition characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally. Various toes and fingers may be fused together.
• Actinomycosis: A chronic infection usually caused by an organism normally found in human bowels and mouths. The disease usually affects the face and neck and results in deep, lumpy abscesses that emit a grainy pus through multiple sinuses.
• Acute cholinergic dysautonomia: A rare condition characterized by the presence of abnormal red blood cells in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form has more severe symptoms than the chronic form.
• Acute erythroleukemia: A rare condition characterized by the presence of abnormal blood cells (erythroblastic precursors) in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form has more severe symptoms than the chronic form.
• Acute leukaemia of ambiguous lineage: A term used to describe a type of leukemia (a blood cancer) where the leukemic cells cannot be determined as myeloid or lymphoid or where both types of cells are present.
• Acute megacaryoblastic leukemia: A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of blood cells. More specifically, it involves the rapid proliferation of megakaryoblasts (premature form of megakaryocytes).
• Acute myeloblastic leukemia type 1: A form of blood cancer resulting in the rapid proliferation of immature blood cells (blast cells).
• Acute myeloblastic leukemia type 2: A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes.
• Acute myeloblastic leukemia type 3: A rare form of malignant bone marrow cancer involving the rapid proliferation of immature precursors of blood cells. Type 3 involves the proliferation of promyelocytes.
• Acute myeloblastic leukemia type 4: A rare form of malignant bone marrow cancer involving the rapid proliferation of immature precursors of blood cells. Type 4 involves the rapid proliferation of myelocytes and monocytes.
• Acute myeloblastic leukemia type 5: A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of blood cells. Type 5 involves the rapid proliferation of monoblasts (immature precursors of monocytes) in particular.
• Acute myeloblastic leukemia type 6: A rare form of malignant bone marrow cancer involving the rapid proliferation of immature precursors of blood cells. Type 6 involves the proliferation of the immature precursors of red blood cells called erythroblasts.
• Acute myeloblastic leukemia type 7: A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of blood cells. Type 7 involves the rapid proliferation of megakaryoblasts (premature form of megakaryocytes) in particular.
• Acute myelocytic leukemia: A malignant cancer of blood-forming tissues resulting in a high number of immature leukocytes. Symptoms include soft bleeding gums, anemia, fatigue, fever, dyspnea, moderate splenomegaly, joint and bone pains and frequent infections. Also called acute granulocytic leukemia, acute myelogenous leukemia, acute nonlymphocytic leukemia, myeloid leukemia, splenomedullary leukemia, splenomyelogenous leukemia.
• Acute myeloid leukaemia and myelodysplastic syndromes related to alkylating agent: The use of alkylating agents to treat cancer can result in leukemia in some patients.
• Acute myeloid leukaemia and myelodysplastic syndromes related to topoisomerase type II inhibitor: The use of topoisomerase type II inhibitors to treat cancer can result in leukemia in some patients.
• Acute myeloid leukaemia and myelodysplastic syndromes, therapy related: Certain cancer therapies can result in the development of leukemia in some patients. These therapies includes topoisomerase type II inhibitors and alkylating agents.
• Acute myeloid leukemia: A form of rapidly progressing blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets.
• Acute myeloid leukemia, adult: A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets.
• Acute necrotizing ulcerative gingivitis: A reoccurring periodontal disease which results in necrosis and ulceration of the gums. Symptoms may include fever, bone loss, breath odor and enlarge neck and throat lymph nodes. Also called trench mouth, Vincent's angina or Vincent's infection.
• Acute vitamin A toxicity: Acute ingestion of vitamin A can cause symptoms. Symptoms usually only last for a day or two.
• Adam and Eve poisoning: The Adam and Eve plant is a herb with heart-shaped leaves found in Europe. The plant contains a poisonous chemical called calcium oxalate crystals which can cause a variety of symptoms if ingested. Eye exposure can also cause symptoms due to the abrasive nature of the toxic chemical. Ingestion of the plant generally causes severe mouth pain. Skin exposure usually only causes minor, short-lived skin irritation.
• African milk bush poisoning: The African milk bush originated from African and is a shrubby plant with small flowers. The milky sap contains diterpene esters which can cause symptoms if it is eaten or if the sap comes into contact with the skin or eyes. It can cause severe skin irritation and the high toxicity of the sap can cause death if sufficient quantities are eaten.
• Albright's hereditary osteodystrophy: A rare genetic disorder where the body fails to recognize and respond to the parathyroid hormone. The parathyroid hormone is involved in controlling the blood levels of calcium and phosphate.
• Alopecia, anosmia, deafness, hypogonadism syndrome: A rare
• Alveolar Bone Loss: Loss of bone tissue in the thickened bone ridge that holds the tooth sockets. Gum disease is the main cause of alveolar bone loss.
• Amelo-cerebro-hypohidrotic syndrome: A rare syndrome involving degeneration of the central nervous system, seizures and abnormal tooth development.
• Amelogenesis Imperfecta: An inherited dental disorder where the tooth enamel is so thin and soft that the teeth appear yellow and are easily damaged. Can occur in baby and permanent teeth. Also called hereditary brown enamel or hereditary enamel.
• Amelogenesis imperfecta pigmented hypomaturation type: Amelogenesis imperfecta is an inherited tooth development disorder characterized by tooth enamel defects. The pigmented hypomaturation type is characterized by fragile tooth enamel which tends to be soft and rough and is usually a creamy to yellow/brown color.
• Amelogenesis imperfecta, hypoplastic/hypomaturation, X-linked 1: Amelogenesis imperfecta is an inherited tooth development disorder characterized by tooth enamel defects. The hypoplastic/hypomaturation X-linked 1 form is characterized by thin tooth enamel which is of normal strength. The surface of the enamel varies from smooth to pitted and the tooth color is variable.
• Amelogenesis imperfecta, hypoplastic/hypomaturation, X-linked 2: A rare inherited disorder involving abnormal formation of the tooth enamel which causes it to be thin and soft. The abnormality is inherited in a X-linked manner (Xq22-q28).
• Ampola syndrome: A rare genetic disease characterized primarily by mental retardation, facial anomalies, short stature, seizures and finger and toe abnormalities.
• Amyotrophic lateral sclerosis, familial type 1: A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 1 is characterized by adult onset and relatively fast progression of symptoms. It usually occurs in an autosomal dominant pattern of inheritance.
• Amyotrophic lateral sclerosis, familial type 2: A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 2 is characterized by childhood or adolescent onset of symptoms which progress very slowly over decades. It occurs in an autosomal recessive pattern of inheritance.
• Amyotrophic lateral sclerosis, familial type 3: A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 3 is characterized late adulthood onset of symptoms which progress slowly over 5 years. It occurs in an autosomal dominant pattern of inheritance.
• Amyotrophic lateral sclerosis, familial type 4: A generally fatal progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 4 is characterized by the onset of symptoms before the age of 25 and slow progression over the next few decades. It occurs in an autosomal dominant pattern of inheritance.
• Amyotrophic lateral sclerosis, familial type 6: A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 6 is characterized adult onset of symptoms with progression varying between 1 and 20 years. It occurs in an autosomal dominant pattern of inheritance.
• Amyotrophic lateral sclerosis, familial type 7: A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 7 is characterized adult onset of symptoms with progression varying between less than 5 years to several decades. It occurs in an autosomal dominant pattern of inheritance.
• Amyotrophic lateral sclerosis, familial type 8: A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 8 is characterized by adult onset and relatively slow progression of symptoms. It occurs in an autosomal dominant pattern of inheritance.
• Andersen-Tawil syndrome: A rare disorder where a genetic mutation causes periods of muscle weakness, heart rhythm abnormalities and various physical development abnormalities. It is believed to be caused by problems with the way the body utilizes potassium.
• Ankylosis of teeth: A rare genetic disorder where the teeth fuse to the bone which can prevent them from erupting. Varying numbers of teeth may be affected.
• Anorexia Nervosa: A disorder where a distorted sense of body image leads to self-starvation to the point of death in some cases.
• Anthurium poisoning: Anthuriums have dark, glossy, heart-shaped leaves with glossy, heart-shaped flowers which can be red, white or other colors. The plant contains calcium oxalate crystals which an cause severe mouth pain if eaten. Large amounts would need to be eaten to cause poisoning. Eye and skin irritation can also occur on exposure to the plant.
• Aortic Aneurysm, Thoracic: Bulging and weakness of the aorta in the area of the chest. The condition is life-threatening as death can occur rapidly if the aneurysm bursts.
• Aortic supravalvular stenosis: A rare congenital condition involving increased intestinal calcium absorption and characterized by development delay, distinctive facial features, small nails and short stature.
• Apert syndrome: A rare condition characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally. Various toes and fingers may be fused together.
• Aplasia of lacrimal and salivary glands: A rare inherited disorder involving the absence of the salivary and tear-producing glands.
• Aplastic anemia: A blood disorder where the bone marrow produces insufficient new blood cells.
• Aralia poisoning: Aralia is an evergreen shrub which produces clusters of small white flowers. The plant originated in Asia and Africa. The plant contains a toxic chemical called saponic glycoside and can cause skin irritation if skin contact occurs or other symptoms if eaten. The plant is considered to have a relatively low toxicity.
• Argentinean hemorrhagic fever: An infectious disease caused by the Junin virus. Transmission can occur through contact with infected rodent (usually the corn mouse) urine, feces or saliva. The incubation period lasts from one to two weeks. The disease is most common in rural workers in Argentina.
• Asymmetric short stature syndrome: A rare disorder characterized mainly by short stature, unequal leg lengths and facial anomalies.
• Atkin-Flatiz syndrome: A rare, X-linked syndrome characterized mainly by mental retardation and facial anomalies.
• Auriculo-condylar syndrome: A rare syndrome characterized by variable ear and jaw abnormalities.
• Autoimmune Thrombocytopenia: Autoimmune disorder causing a lack of blood platelets.
• Autoimmune thyroid disease associated Celiac Disease: Patients with autoimmune thyroid disease are more susceptible to developing celiac disease than the average population. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Azalea poisoning: Bacillus cereus is a bacterium that can cause food poisoning symptoms such as vomiting and diarrhea. There are two types: Type I causes mainly vomiting and is associated with fried rice whereas type II causes mainly diarrhea and is associated with meats, cereals, vegetables and milk.
• Bearsfoot hellebore poisoning: The Bearsfoot hellebore is a relatively small, flowering evergreen plant which originated in Europe. All parts of the plant contain protoanemonin which can be toxic if large quantities are consumed.
• Benjamin syndrome: A rare disorder characterized mainly by anemia, bone abnormalities and mental and growth retardation.
• Bentham-Driessen-Hanveld syndrome: A rare syndrome characterized mainly by the association of undescended testes, long thin fingers and mental retardation.
• Bleeding gums: Bleeding from or around the teeth gums
• Bleeding symptoms: Any type of bleeding symptoms.
• Bolivian hemorrhagic fever: An infectious disease that occurs in Bolivia and is caused by the Machupo virus. Transmission can occur through contact with infected rodent (Calomys callosus) droppings. The incubation period lasts from one to two weeks.
• Bork-Stender-Schmidt syndrome: A very rare syndrome characterized primarily by unusual hair, retinal disease, dental problems and short fingers.
• Borrone-Di Rocco-Crovato syndrome: A rare progressive syndrome characterized by skin, heart and skeletal defects. Only several reported cases of the condition.
• Botulism food poisoning: Extremely dangerous food poisoning requiring medical attention, but not always recognized because of its non-abdominal symptoms.
• Brachmann-De Lange Syndrome: A rare congenital disorder characterized by very small stature, synophrys, thin downturning upper lip and micromelia.
• Branchial clefts with characteristic facies, growth retardation, imperforate nasolacrimal duct, and: A rare genetic disorder characterized by branchial defects, tear duct obstruction and pseudocleft of upper lip.
• Branchio-Oculo-Facial Syndrome: A rare genetic disorder characterized by branchial defects, lacrimal duct obstruction and pseudocleft of upper lip.
• Broken jaw: Fracture of the jaw bone (mandible)
• Brown snake poisoning: The Brown snake is a poisonous Australian snake. They are considered one of the most venomous snakes in the world and their bite can result in death without prompt medical attention. The snake venom contains toxins which affect the blood and nerve systems. Children tend to suffer more severe symptoms due to their smaller body size.
• Buffalo nut poisoning: The buffalo nut is a deciduous flowering shrub. It grows mainly in mountainous areas. The seeds contain chemicals which can cause toxicity if large quantities are eaten.
• Bulimia nervosa: Eating disorder with binging (overeating) and purging (vomiting).
• Burning mouth: Burning-like pain in the mouth
• Burning mouth syndrome, Type 1: A rare condition where there is a burning sensation in the mouth and tongue. Type 1 describes mouth burning that may be absent on waking but gets worse during the day. This type is often linked to conditions such as diabetes and nutritional deficiencies.
• Burning mouth syndrome, Type 2: A rare condition where there is a burning sensation in the mouth and tongue. Type 2 describes constant mouth burning that does not fluctuate during the day. This form is often linked to reduced salivary gland functioning due to antidepressant use.
• Burning mouth syndrome- Type 3: A rare condition where there is a burning sensation in the mouth and tongue. Type 3 describes mouth burning that comes and goes during the day and is often linked to anxiety and allergies (especially food additives).
• Bushmaster poisoning: The Bushmaster is a poisonous snake found in America.
• Caladium poisoning: All parts of the Caladium plant are poisonous, particularly the sap. It contains a compound called calcium oxalate crystals which can cause abrasive injuries on sensitive eyes or mucosal tissues of the digestive tract. The plant is a common houseplant.
• Calla poisoning: All parts of the Calla plant are poisonous, particularly the sap. It contains a compound called calcium oxalate crystals which can cause abrasive injuries on sensitive eyes or mucosal tissues of the digestive tract.
• Calvarial doughnut lesions - bone fragility: A rare disorder characterized by a number of doughnut shaped lesions on the skull which makes the skull lumpy. Weak bones resulting in fractures without trauma and dental decay are also features of this disorder.
• Cancer of floor of mouth: The floor of the mouth is a horseshoe-shaped area under the tongue, between the lower jaw bones (the mandible). When a malignant tumor grows in this area it is called floor of the mouth cancer.
• Canker sores: Ulcers of the mouth or nearby areas
• Carbohydrate deficiency glycoprotein syndrome type II: Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 2 is caused by a genetic defect which involves the gene for a particular enzyme (Golgi localized N-acetyl-glucosaminyltransferase II). Type 2 tends to have more severe psychomotor retardation than type 1 but there is no peripheral neuropathy or underdeveloped cerebellum.
• Cat Eye Syndrome: A rare chromosomal disorder involving abnormalities of chromosome 22 and characterized by coloboma of the iris, down-slanting palpebral fissures and anal atresia.
• Celiac Disease: Digestive intolerance to gluten in the diet.
• Celiac disease, susceptibility to 1: The susceptibility to developing celiac disease due to a genetic defect on chromosome 6p21.3. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 10: The susceptibility to developing celiac disease due to a genetic defect on chromosome 3q25-q26. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 11: The susceptibility to developing celiac disease due to a genetic defect on chromosome 3q28. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 12: The susceptibility to developing celiac disease due to a genetic defect on chromosome 6q25.3. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 13: The susceptibility to developing celiac disease due to a genetic defect in the SH2B3 gene on chromosome 12q24. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 2: The susceptibility to developing celiac disease due to a genetic defect on chromosome 5q31-q33. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 3: The susceptibility to developing celiac disease due to a genetic defect on chromosome 2q33. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 4: The susceptibility to developing celiac disease due to a genetic defect on chromosome 19p13.1. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 5: The susceptibility to developing celiac disease due to a genetic defect on chromosome 15q11-q13. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 6: The susceptibility to developing celiac disease due to a genetic defect on chromosome 4q27. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 7: The susceptibility to developing celiac disease due to a genetic defect on chromosome 1q31. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 8: The susceptibility to developing celiac disease due to a genetic defect on chromosome 2q11-q12. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Celiac disease, susceptibility to 9: The susceptibility to developing celiac disease due to a genetic defect on chromosome 3p21. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intestine lining. This damage affects absorption of nutrients and can cause symptoms such as diarrhea. Growth in children due to malabsorption may also result. The type and severity of symptoms is variable.
• Charlie M syndrome: A rare birth disorder characterized by facial abnormalities and malformed or missing parts of the ends of the arms and legs.
• Chemical burn: A chemical burn is a burn caused by a chemical. Symptoms vary depending on the chemical, the part of the body affected and the duration of the exposure to the chemical. Rapid first aid following exposure can limit the damage caused by the chemical. Chemical burns can occur when certain chemicals are accidentally swallowed, spilt on the skin, splashed in the eyes or even breathed in the case of chemical gases.
• Chemical burn - ingestion: Burns to the mouth and gastrointestinal system caused by swallowing a chemical. Symptoms vary depending on the type, quantity and strength of the chemical involved as well as the duration of the exposure to the chemical and promptness of treatment measures. Immediate medical attention should be sought if chemical burns to the gastrointestinal system are suspected.
• Chemical poisoning - 1,3-Dinitrobenzene: 1,3-Dinitrobenzene is a chemical used mainly in explosives. The chemical can be readily absorbed through the skin and cause systemic symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Acrylic acid: Acrylic acid is a chemical used mainly in the production of resins and acrylic acids which are usually used in adhesives and coatings. It is also used in water treatment and in the production of plastics and detergents. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Alkaline dry cell batteries: Alkaline dry cell batteries contain toxic chemicals and eating the batteries can cause various symptoms if the chemical is released from the battery. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Ammonia: Ammonia is a chemical used mainly in household cleaning products and bleach. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Anti-rust products: Anti-rust products contain various chemicals which are toxic if ingested. The ingested chemicals can continue to cause damage to the organs and gastrointestinal lining for weeks after the ingestion and severe cases can result in death. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Anticoagulant rodenticide: Anticoagulant rodenticide is a chemical used to control rodents. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Asphalt: Asphalt is the substance used in road surfacing and is also used in electrical adhesive and paints. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Brodifacoum: Brodifacoum is a chemical used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Bromadiolone: Bromadiolone is a chemical used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Bromoform: Bromoform is a chemical with limited industrial uses but is used as a laboratory chemical and can be present in treated water. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Calcium Oxide: Calcium oxide is a chemical used mainly in sewage treatment, dry cement and in the manufacture of products such as aluminum, glass and steel. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Calcium Polysulfide: Calcium polysulfide is a chemical used mainly in antifungal treatments for trees. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Calcium hypochlorite: Calcium hypochlorite is a chemical used mainly in bleaching products, fungicides, algicides, disinfectants and deodorants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Camphor: Camphor is a chemical used mainly in moth repellents, pharmaceuticals (preservative) cosmetics, explosives, varnishes and various therapeutic applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Caulking products: Caulking products (e.g. silicon, acrylic, neoprene) are used to seal gaps and the chemicals in them can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Chlorine: Chlorine is a chemical used mainly in bleaches, water disinfectants and in pulp mills. Ingestion and other exposures to the chemical can cause various symptoms. Chlorine is very corrosive and extensive damage to body tissues can result. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Chloroacetophenone: Chloroacetophenone is a chemical used mainly in tear gas for riot control purposes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Clinitest tablet: Clinitest tablet are used to test sugar levels in urine. The tablets contain various chemicals (copper sulfate, sodium hydroxide, sodium carbonate) and eating them can cause serious symptoms. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can result in severe cases. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Cloth Dyes: Cloth dyes contain chemicals which are considered not toxic but the ingestion of large amounts cay cause symptoms. Some dyes contain corrosive ingredients which can cause severe gastrointestinal damage and even death in severe cases. Most household cloth dyes don't contain corrosive chemicals. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Cuticle remover: Cuticle removers contain chemicals such as sodium hydroxide and potassium hydroxide which can cause serious symptoms if swallowed or inhaled in excessive quantities. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Dye remover: Dye removers can contain chemicals which are corrosive and can cause severe gastrointestinal damage and even death in severe cases. The damage may continue for a few weeks after ingestion so death can occur weeks after the incident. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Emulsion paints: Emulsion paints (latex or water-based) contain various chemicals which can cause serious symptoms if sufficient quantities are swallowed. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Furniture polish: Furniture polish contains chemicals (hydrocarbons) which can cause serious symptoms if ingested. The ingested chemicals can continue to cause damage to the organs and gastrointestinal lining for weeks after the ingestion and severe cases can result in death. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Jewelry cleaner: Jewelry cleaner contains various chemicals which can cause serious symptoms if ingested or other types of exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can result in severe cases. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Lacquer: Lacquer contains various chemicals which can cause serious symptoms if ingested or other types of exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can result in severe cases. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Lighter fluid: Lighter fluid contains various chemicals which can cause serious symptoms if ingested or other types of exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can result in severe cases. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Metal cleaner: Metal cleaner contains various chemicals which can cause severe symptoms if ingested or other forms of exposure occur. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Metal polish: Metal polish contains various chemicals which can cause severe symptoms if ingested or other forms of exposure occur. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can result in severe cases. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Mould remover: Mould removers contains various chemicals which can cause serious symptoms if swallowed, inhaled or skin and eye exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can result in severe cases. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Nitric Acid: Nitric Acid is a chemical used mainly as a cleaning agent for food and dairy equipment, in explosives, metal etching, in liquid fuel rockets and as a laboratory reagent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Oven Cleaners: Oven cleaners contain toxic chemicals which can cause serious symptoms on exposure. Severe gastrointestinal burns can be caused by ingesting oven cleaner. The burns can lead to perforation which involves a high risk of death. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Para-Dichlorobenzene: Para-Dichlorobenzene is a chemical used mainly as a pesticide, mold and mildew preventer, moth repellent and toilet deodorant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Phosphine: Phosphine is a chemical used mainly in pesticides and rodenticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Pool Cleaners: Pool Cleaners contain various chemicals (mainly chlorine) which can cause serious symptoms if sufficient quantities are swallowed. The chemicals are very damaging to the mucosal linings in the body. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Radium: Radium is a chemical used mainly as an anti-cancer agent . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Sulfuric Acid: Sulfuric Acid is a chemical used mainly in car batteries and in the fur and leather industries. It is a significant component of air pollution and results in the production of "acid rain". Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Tar remover: Tar remover contains various chemicals (mainly hydrocarbons) which can cause serious symptoms if sufficient quantities are swallowed. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - White Phosphorus: White Phosphorus is a chemical used mainly in fertilizers, water treatment, rodenticides and insecticides (for cockroaches). Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chemical poisoning - Window cleaner: Window cleaner contains various chemicals (usually alcohols and ammonia) which can cause serious symptoms if sufficient quantities are ingested. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chitty-Hall-Webb syndrome: A very rare syndrome characterized mainly by fractures, bowed shin bones, abnormal forearm bone (radius) and reduced bone mass.
• Chlorophacinone rodenticide poisoning: Chlorophacinone is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Chondroectodermal dysplasia: An inherited skeletal dysplasia marked that results in short-limbed dwarfism, development of an extra finger as well as cardiovascular impairments. Also called Ellis-van Creveld syndrome.
• Christmas Rose poisoning: The Christmas Rose plant contains proteoanemonin which can cause blisters and saponins which can cause irritation. The plant is found mainly in Europe. All parts of the plant are poisonous.
• Chromosome 10p deletion syndrome: A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 10 resulting in variable abnormalities.
• Chromosome 12p deletion: A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 12 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted.
• Chromosome 12p deletion syndrome: A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 12 resulting in various abnormalities.
• Chromosome 12p partial deletion: A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 12 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted.
• Chromosome 13q partial deletion: A rare chromosomal disorder where part of the long arm (q) of chromosome 13 is deleted resulting in various physical, neurological and developmental abnormalities. The type and severity of symptoms is determined by the amount and location of the deleted genetic material.
• Chromosome 18q, partial deletion: A rare chromosomal disorder involving deletion of genetic material from the long arm of chromosome 18. The type and severity of symptoms are determined by the amount and location of the lost genetic material.
• Chromosome 6p deletion syndrome: A rare chromosomal disorder where part or all of the short arm (p) of chromosome 6 is deleted resulting in various abnormalities which are determined by the size of the deleted portion.
• Chromosome 8 recombinant syndrome: A rare recombinant chromosomal disorder involving chromosome 8 which results in various abnormalities.
• Chromosome 8, monosomy 8p: A rare chromosomal disorder involving deletion of genetic material from the short arm (p) of chromosome 8 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted.
• Chromosome 8p inverted duplication syndrome: A rare chromosomal disorder involving the inverted duplication of the short arm (p) of chromosome 8 resulting in three copies of the genetic material instead of the normal two. The type and severity of symptoms is determined by the location and size of the duplication.
• Chronic Granulomatous Disease: A very rare inherited blood disorder where certain cells involved with immunity (phagocytes) are unable to destroy bacteria and hence the patient suffers repeated bacterial infections.
• Chronic myelomonocytic leukemia: A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of certain blood cells - myelocytes and monocytes. The proliferation is slower than in acute forms of the disease.
• Cleft palate: This when there is a congenital fissure of the median line of the palate.
• Cleidocranial dysplasia: A rare genetic disorder characterized by collarbone defects, late ossification of cranial sutures and delayed tooth eruption.
• Clematis poisoning: A flowering vine often used as an ornament house or garden plant. The plant contains a chemical (anemonin) which can cause severe mouth pain if eaten. Skin contact with the plant can also cause skin irritation.
• Cockayne syndrome: A rare genetic disorder characterized by a senile-like appearance, hearing and vision impairment and sun sensitive skin.
• Cockayne syndrome type 1: A rare inherited condition characterized by short stature, light sensitivity and a prematurely aged appearance. Type 1 is an early-onset form and involves progressive symptoms that usually start after 1 year of age.
• Colchicine poisoning: Ingestion of toxic quantities of colchicines. Colchicine is primarily used as a medicinal theapy for conditions such as gout and familial Mediterranean fever, scleroderma, secondary amyloidosis and pericarditis. The chemical is a natural chemical found in a plant called meadow saffron and ingestion of the plant can also result in poisoning. The plant is found in the northern parts of the world.
• Collagenous celiac disease: Collagenous celiac disease is used to describe progressive celiac disease characterized by the presence of a layer of collagen (scarring) in the intestinal layers. This form of celiac disease usually fails to respond to treatments such as gluten-free diets. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The condition usually fails to respond to treatment and has a poor prognosis.
• Complement component deficiency: Complement components are a part of the immune defense system involved in destroying and removing invading pathogens such as bacteria. A deficiency of the complement components can affect the ability of the body's immune system to function properly. The disorder which can be partial or complete and may be inherited or acquired. The severity of the symptoms is determined by which complement component (there are at least 30 of them) is deficient and whether the deficiency is partial or complete.
• Complement receptor deficiency: Complement receptors are a part of the immune defense system and they initiate the process of destroying and removing invading pathogens. A deficiency of complement receptors thus affects the immune system. It may be inherited or be associated with autoimmune disorders such as systemic lupus erythematosus diabetic nephropathy patients on hemodialysis.
• Congenital aplastic anemia: A genetic disorder where the bone marrow does not produce enough blood cells. Fanconi's anemia is an example of congenital aplastic anemia.
• Congenital disorder of glycosylation type X - Bombay blood group phenotype: A rare inherited disorder characterized by abnormal neutrophil functioning which reduces the body's immunity. The abnormal neutrophils are unable to be transported to sites of infection due to their inability to adhere to certain blood vessel components which would normally lead them to the infection site. Infections may be life-threatening as the body is unable to destroy bacteria effectively. Type 2 LAD is where neutrophils can't adhere to necessary blood vessel components due to the absence of proteins on the blood vessel walls needed to bind and guide the neutrophils to the infection site.
• Corn Lily poisoning: Corn Lily is a poisonous plant native to the Sierra Nevada mountains. It's appearance is similar to the corn grown as a crop. The plant poison primarily affects the nervous system.
• Corneodermatoosseous syndrome: A very rare syndrome characterized mainly by thick, scaly skin on the palms and soles, corneal changes and dental problems.
• Corsican Hellebore poisoning: The Corsican hellebore is often grown in gardens. It bears cupped, light green flowers. The plant contains a chemical called protoanemonin which can cause symptoms if eaten in large quantities. Skin exposure to the plant can also cause skin irritation but it is usually minor and short-lived.
• Cote-Katsantoni syndrome: A rare condition characterized by osteosclerosis, atrial septal defect, malabsorption, neutropenia, ectodermal dysplasia, growth retardation and mental retardation.
• Coumachlor rodenticide poisoning: Coumachlor is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Coumafuryl rodenticide poisoning: Coumafuryl is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Coumatetralyl rodenticide poisoning: Coumatetralyl is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Cranioectodermal dysplasia: A rare condition involving various congenital deformities such as short stature, long head, widely spaced eyes and teeth abnormalities.
• Craniolenticulosutural dysplasia: A rare syndrome characterized by skeletal defects and an unusual facial appearance consisting mainly of a prominent forehead, wide-set eyes, broad nose and a prominent forehead with a birthmark.
• Craniosynostosis Maroteaux Fonfria type: A rare disorder which is similar to a condition called Apert syndrome but also involves extra fingers and toes. Apert syndrome is characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally
• Craniosynostosis, anal anomalies, and porokeratosis: A very rare disorder characterized primarily by the premature fusion of skull bones (coronal sutures), anal anomalies and a skin disorder called porokeratosis.
• Croton poisoning: The croton is a shrub which bears white flowers and leaves with white, red or yellow coloration through them. The plant contains diterpene esters which can cause symptoms if large quantities are eaten. Skin contact with the plant can also cause skin irritation.
• Crystal meth addiction: An uncontrollable desire to use crystal meth on a regular basis. Crystal meth is a powerful stimulant used illegally for its effects. It is highly addictive and known by street names such as ice, speed, glass, crank and chalk. Frequent use leads to an increased tolerance to the drug so higher and higher doses are required to achieve the desired euphoric feeling.
• Cuban lily poisoning: The Cuban lily is very toxic bulbous herb. It has long thin leaves with sprays of white, blue or purple bell-shaped flowers. The plant originated in Africa, Europe and Asia. Skin contact can cause skin irritation and eating parts of the plant can result in death. The toxic chemical in the plant is called cardiac glycoside.
• Cyclic neutropenia: A rare blood disorder characterized by recurrent periods of extremely low blood levels of neutrophils which results in frequent infections. The low level usually occurs for about 7 days every 21 days. Levels of other blood components may also be affected.
• Cyclic vomiting syndrome: recurrent attacks of intense nausea, vomiting, abdominal pain with or without headache/ migraine
• Daphne poisoning: Daphne is a shrub that contains a toxin called mezerein (skin irritant) in the bark as well as a toxin called daphnin. The bark, sap and berries are the most toxic parts of the plant. The plant is native to Europe and Asia but is also found in other parts of the world such as America. A single berry or leaf can cause symptoms and 2 or 3 can cause death in a child. About 12 berries or leaves can cause quite severe symptoms in adults.
• Darier disease: A slowly progressing inherited skin disorder characterized by small brownish warty bumps and nail abnormalities. The skin disorder because the skin cells are not held together properly.
• Deafness - lymphoedema - leukemia: A rare syndrome characterized by deafness, early-onset leukemia and lymphoedema in the lower legs.
• Delayed eruption of teeth: A delay in the eruption of teeth during childhood.
• Deletion 8p: A rare chromosomal disorder involving deletion of genetic material from the short arm (p) of chromosome 8 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted.
• Delphinium poisoning: Delphinium is a member of the Buttercup family and contains toxic alkaloids. It's seeds are very toxic but other parts of the plant are also poisonous. As the plant ages, it becomes less poisonous. Toxicity varies amongst species.
• Dennis cohen syndrome: A rare syndrome characterized mainly by unusual facial appearance, mental retardation, short stature and sparse hair.
• Dental abscess: Abscess of tooth, gum, or jawbone
• Dental caries: Decay of the teeth
• Dental conditions: Conditions that affect ones dentition
• Dental pain: Any pain that is caused by ones dentition
• Dental symptoms: Symptoms affecting teeth or mouth area.
• Dental tissue neoplasm: A tumor that develops from tissues inside the mouth that form the teeth. There are a number of types of tumors that can develop from tooth forming tissues: ameloblastoma, Pindorg tumor, cementoblastoma and many others. The tumor may be benign or malignant but can cause dental problems even if it is benign.
• Dentin dysplasia - sclerotic bones: A rare inherited disorder characterized by teeth and bone abnormalities.
• Dentin dysplasia, coronal: A rare inherited disorder characterized by opalescent primary teeth and abnormal secondary teeth which appear normal.
• Dentin dysplasia, radicular: A rare inherited disorder characterized by abnormal dentin formation which results in abnormal tooth roots and pulp chambers.
• Dentinogenesis Imperfecta Type III: A rare inherited dental disorder where the tops of primary and secondary teeth quickly erode leaving the inside of the tooth exposed.
• Dentinogenesis imperfecta - short stature - hearing loss - mental retardation: A rare syndrome characterized by teeth anomalies (dentinogenesis imperfecta), short stature, hearing loss and mental retardation.
• Dentinogenesis imperfecta type Brandywine: A rare inherited dental disorder where the tops of primary and secondary teeth quickly erode leaving the inside of the tooth exposed.
• Dentinogenesis imperfecta, type I: A rare inherited condition which occurs in people suffering from osteogenesis imperfecta (brittle bone disease) and is characterized by tooth structure abnormalities.
• Dentinogenesis imperfecta, type II: A rare inherited dental disorder where the tops of primary and secondary teeth quickly erode leaving the inside of the tooth exposed.
• Dermato-cardio-skeletal syndrome Borrone type: A rare progressive syndrome characterized by skin, heart and skeletal abnormalities.
• Dermo-odontodysplasia: A very rare syndrome characterized mainly by tooth, skin, hair and nail abnormalities.
• Diabetes-like symptoms: Symptoms similar to those of diabetes
• Dieffenbachia poisoning: Dieffenbachia is a common houseplant which has large leaves. The plant contains poisonous chemicals (oxalic acid and asparagine) which can cause various symptoms if large amounts of the plant is ingested.
• Difenacoum rodenticide poisoning: Difenacoum is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Difethialone rodenticide poisoning: Difethialone is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Difficulty chewing: difficulty chewing can result from pain in the mouth, stiffness or pain in the jaw muscles, or problems with the teeth
• Diffuse systemic sclerosi: A rare condition that characterized by skin tightness affecting the trunk and extremities as well as organ involvement. It involves an early period of internal inflammation which distinguishes it from other forms of scleroderma and the organ involvement can be severe and even life-threatening.
• Diphacinone rodenticide poisoning: Diphacinone is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Dislocated jaw: Improper separation of the jaw bones
• Down's syndrome associated Celiac Disease: Patients with Down's syndrome have a high degree of susceptibility to developing celiac disease. Up to 17% of Down's syndrome sufferers develop celiac disease but this rate varies amongst age groups and country of origin. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Dry socket: Exposure of jaw bone after a tooth extraction
• Dubowitz Syndrome: A rare genetic and developmental disorder characterized by infantile eczema, small stature, microcephaly and peculiar facial features.
• Dubreuil-Chambardel syndrome: Tooth decay that occurs in the front teeth and usually other teeth are also involved eventually. Usually only the upper teeth are affected.
• Dyschondrosteosis - nephritis: A very rare syndrome characterized mainly by abnormal bone development and kidney disease.
• Dyskeratosis Congenita: A rare genetic disorder characterized by sking pigmentation abnormalities, nail dystrophy and mucous membrane changes.
• Dysosteosclerosis: A rare inherited condition characterized by bone development abnormalities (excessive hardening of bone and flattened vertebrae), characteristic facial features. Excessive bone growth at the base of the skull can damage the optic nerves and affect vision.
• Dysostosis acral with facial and genital abnormalities: A very rare inherited disorder characterized by short stature and head, face, skeletal and genital abnormalities. The facial appearance is that of a two-month old fetus. The severity and range of symptoms is variable. This dominantly inherited form of Robinow syndrome tends to be milder than the recessive form.
• Dystrophic epidermolysis bullosa: A rare inherited skin blistering condition which can vary in severity depending on how it is inherited. Recessively inherited are more severe than dominantly inherited cases and can cause the loss of patches of skin and scarring which can impair limb function.
• EEC syndrome: A rare genetic disorder characterized by absence of fingers and toes, ectodermal dysplasia and cleft lip or cleft palate.
• Ectodermal dysplasia: A group of rare inherited conditions which affect the ectodermal skin layer which includes the skin, hair, teeth and nails.
• Ectodermal dysplasia - arthrogryposis - diabetes mellitus: A rare syndrome characterized by diabetes, short stature and tooth, hair and nail abnormalities.
• Ectodermal dysplasia - blindness: A rare syndrome characterized mainly be mental retardation, vision loss, short stature and teeth and hair abnormalities.
• Ectodermal dysplasia - ectrodactyly - macular dystrophy: A rare syndrome characterized mainly by skin, hair, nail and eye abnormalities as well as missing fingers.
• Ectodermal dysplasia - mental retardation - CNS malformation: A rare syndrome characterized mainly by mental retardation, central nervous system disorders and skin, hair and nail abnormalities.
• Ectodermal dysplasia - mental retardation - central nervous system malformation: A rare syndrome characterized by severe mental retardation, hypothyroidism, abnormal brain development and hair, teeth and nail abnormalities.
• Ectodermal dysplasia - neurosensory deafness: A rare syndrome characterized by nerve deafness, abnormally bent fifth fingers, ectodermal dysplasia and scoliosis.
• Ectodermal dysplasia anhidrotic: A rare inherited condition involving skin, hair, teeth and nail abnormalities. The condition is characterized by the absence of sweat and sebaceous glands, underdeveloped hair and teeth, characteristic face and other physical deformities.
• Ectodermal dysplasia, hypohidrotic, autosomal dominant: A very rare inherited disorder that affects the development of skin, hair, nails, teeth and sweat glands during the fetal stage.
• Ectrodactyly - Ectodermal Dysplasia - Cleft Lip/Palate Syndrome, Type 1: EEC (Ectrodactyly, ectodermal dysplasia, cleft lip/palate) is a rare inherited condition characterized by split hand and foot deformities of variable severity, cleft lip or palate and teeth and hair anomalies. There are two main types of EEC which differ in the origin of the genetic defect. Type 1 is caused by a defect on chromosome 7q11. The severity and type of symptoms and deformities is highly variable.
• Ectrodactyly - Ectodermal Dysplasia - Cleft Lip/Palate Syndrome, Type 3: EEC (Ectrodactyly, ectodermal dysplasia, cleft lip/palate) is a rare inherited condition characterized by split hand and foot deformities of variable severity, cleft lip or palate and teeth and hair anomalies. There are two main types of EEC which differ in the origin of the genetic defect. Type 3 is caused by a defect on chromosome 3q27. The severity and type of symptoms and deformities is highly variable.
• Ectrodactyly-ectodermal dysplasia-cleft lip/cleft palate: A rare inherited condition characterized by abnormalities of the fingers, toes, hair, glands, eyes anr urinary tract.
• Ehlers-Danlos syndrome, classic type: A rare genetic connective tissue disorder characterized by hypermobile joints, joint dislocations and skin hyperextensibility and fragility - a combination of ED types I and II.
• Elephant's-ear poisoning: The Elephant's ear is a common garden plant which has large, heart-shaped leaves on long stalks. The plant contains calcium oxalate and saphotoxin which can cause poisoning if eaten and irritation upon contact with skin or eyes. The toxins are quite poisonous and death can occur if sufficient quantities are eaten.
• Engelhard-Yatziv syndrome: A rare syndrome characterized mainly by droopy eyelids, small head and finger and toe abnormalities.
• Epidermal nevus - vitamin D resistant rickets: A rare syndrome characterized mainly by the presence of birth marks on the skin, bone abnormalities and mental retardation.
• Epidermolysa bullosa simplex and limb girdle muscular dystrophy: A rare syndrome involving fragile skin that blisters easily as well as muscle weakness and wasting in the head and limbs. The severity of the blistering and muscle weakness is variable with some sufferers dying during infancy.
• Epidermolysis bullosa inversa dystrophica: A rare genetic syndrome characterized by fragile skin which blisters easily. The corneas, vulval and anal areas are involved as well as the trunk, neck, thighs and legs.
• Epidermolysis bullosa, generalized atrophic benign: A rare inherited skin disorder characterized by fragile skin which blisters easily and often results in scars after healing. The condition is generally quite mild compared to other skin disorders involving fragile blistering skin.
• Epileptic encephalopathy, Lennox-Gastaut type: A rare genetic disorder characterized by mental retardation and physical anomalies. The brain condition is progressive and results in loss of previously acquired skills.
• Esophagus symptoms: Symptoms affecting the esophagus (digestive throat passage)
• Essential thrombocytosis - same as essential thrombocythemia: A rare blood disorder where the blood contains too many platelets due to excessive megakaryocytes (platelet-producing cells). Platelets are essential for blood clotting but in essential thrombocythemia excessive platelets can cause the blood to form abnormal clots. If the platelets are defective as well then bleeding problems can occur. The severity of the condition is variable.
• Face symptoms: Symptoms affecting the face
• Facial clefting corpus callosum agenesis: A rare syndrome characterized by the association of facial clefts with a brain defect where the structure between the two halves of the brain (corpus callosum) fails to develop. Symptoms may vary somewhat depending on how much of the corpus callosum is missing and the extent of the facial clefting.
• Factor V Quebec: An inherited bleeding disorder reported in Quebec, Canada.
• Factor V deficiency: An inherited disorder where the deficiency of a blood component affects its ability to clot properly which can lead to bleeding problems. The severity of the disorder can vary from easy bruising to life-threatening hemorrhages.
• Factor X deficiency: A rare blood clotting disorder which may be inherited or acquired in people suffering from conditions such as liver disease, amyloidosis, leprosy and certain cancers. The underlying cause is the deficiency of a protein (Factor X) which is needed for the blood to clot properly. The condition may cause mild to severe bleeding depending on the degree of deficiency of Factor X.
• Factor X deficiency - Friuli: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Fruili variant tends to only cause moderate bleeding problems and occurs mainly in an area of Italy called Fruili.
• Factor X deficiency - Kanazawa: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Kanazawa variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Ketchikan: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Ketchikan variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Nottingham: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Nottingham variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Padua: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Padau variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - San Antonio: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The San Antonia variant results in 14% of normal Factor X blood clotting activity.
• Factor X deficiency - Santo Domingo: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Santo Domingo variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Shanghai: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Shangai variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - St. Louis II: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The St. Louis II variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Stockton: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Stockton variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Taunton: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Taunton variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Tokyo: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Tokyo variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Vorarlberg: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Vorarlberg variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Wenatchee I: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Wenatchee I variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - Wenatchee II: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The Wenatchee II variant results in reduced Factor X blood clotting activity.
• Factor X deficiency - autosomal dominant: A rare inherited blood clotting disorder where there is a deficiency of a protein (Factor X) which is needed for the blood to clot properly. The autosomal dominant variant results in reduced Factor X blood clotting activity.
• False Hellebore poisoning: False Hellebore is a herbaceous plant which bears large clusters of greenish-yellow flowers on the ends of branches. The plant is found mainly growing in the wild in the US. The plant contains steroidal alkaloids which can cause symptoms if large quantities are eaten.
• Familial rectal pain: An inherited severe pain syndrome involving very short but severe episodes of pain in the eyes, rectum or under the jaw. Triggers for episodes include sudden falls, sexual encounters, eating, crying, yawning, vivid dreams and fights. Defecation is the main trigger in infants and younger children. The eye and jaw pain is more common in older children and adults. Patients vary with respect to the number of locations involved.
• Fanconi-Albertini-Zellweger syndrome: A rare syndrome characterized mainly by congenital heart defect, brain abnormalities, unusual face and metabolic acidosis.
• Fetal PCB syndrome: A condition that occurs in infants born to mothers exposed to PCB (polychlorinated biphenyl) during pregnancy. The chemical is believed to affect calcium metabolism. In 1968 many cases occurred in Japan following consumption of cooking rice oil contaminated with PCB.
• Fibromatosis, gingival 3: A rare genetic disorder characterized by enlarged gum tissue. The severity of the condition is variable. The chromosome involved is 2p23.3-p22.3.
• Finale rodenticide poisoning: Finale is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Flocoumafen rodenticide poisoning: Flocoumafen is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Fluorosis: Excessive fluoride in the body
• Flynn-Aird syndrome: A rare inherited disorder where neurological degeneration causes symptoms such as dementia, ataxia, eye problems, skin disorders and muscle wasting.
• Foix-Chavany-Marie syndrome: A rare condition causes weakness or mild paralysis of certain face and jaw muscles. The condition usually occurs when the blood supply to certain parts of the brain are interrupted eg blood clot.
• Folgorat rodenticide poisoning: Folgorat is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Frank-Ter Haar syndrome: A rare genetic bone disorder characterized by skeletal abnormalities, enlarged corneas and characteristic facial abnormalities.
• Freire-Maia odontotrichomelic syndrome: A rare syndrome characterized by tooth, hair and limb abnormalities.
• Freire-Maia syndrome: An extremely rare syndrome characterized by tooth, hair and limb abnormalities. The abnormalities can be quite severe in some cases. The parents may have been related in the reported cases.
• Fukuyama type muscular dystrophy: A rare inherited muscle wasting disease occurring predominantly in Japan and characterized by mental retardation and muscle weakness from infancy.
• GM1 gangliosidosis: A rare biochemical disorder involving a deficiency of an enzyme (beta-galactosidase A) which results in the accumulation of harmful chemicals (GM1 gangliosides) in the central nervous system and other body tissues. Type 1 is a severe infantile form of the disorder and involves a greater degree of accumulation than type II or III.
• Gangliosidosis generalized GM1, type 1: A rare biochemical disorder involving a deficiency of an enzyme (beta-galactosidase A) which results in the accumulation of harmful chemicals (GM1 gangliosides) in the central nervous system and other body tissues. Type 1 is a severe infantile form of the disorder and involves a greater degree of accumulation than type II or III.
• Garland flower Daphne poisoning: Garland flower Daphne is a small shrub bearing clusters of small pink or white fragrant flowers and white or yellow berries. The plant originated in Europe and is often used as an ornamental plant in gardens. The plant contains chemicals which can cause poisoning symptoms if eaten. Severe cases can result in death. Skin irritation can also occur on skin exposure.
• Gingival fibromatosis and dental abnormalities: A rare syndrome characterized by fibromatosis of the gums and dental abnormalities.
• Gingival fibrosis: Replacement of normal gum tissue with fibrous tissue.
• Gingivitis: Inflammation of the gums
• Gingivostomatitis: Mouth infection typically from first exposure to cold sores and subsequent viral HSV-1 infection.
• Glossodynia: This is where the tongue is painful sometimes extremely
• Golden club poisoning: The golden club is a water plant that has rhizomes (thick roots) under the water and flowers on a long stem above the water. The plant contains calcium oxalate crystals which can cause abrasive injuries on sensitive eyes or mucosal tissues of the digestive tract. The plant is considered mildly toxic if eaten and can cause skin and eye symptoms on exposure. The roots and seeds may be eaten if they are prepared properly - boiled with frequent water changes.
• Green dragon poisoning: The green dragon is a herbaceous plant which bears inconspicuous flowers. The plant contains calcium oxalate crystals which can cause various symptoms if eaten. Severe mouth pain is usually associated with eating parts of the plant which usually prevents further ingestion.
• Gräsbeck-Imerslund disease: A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megaloblasts).
• Gum bruise: A haematoma that occurs on the face.
• Gum burning sensation: A burning sensation located on the gums
• Gum cancer: The gum is the soft tissue surrounding the base of the teeth, any malignant proliferation of cells of the gums is called gum cancer.
• Gum disorders: Any disorder the affects the gums of the human mouth
• Gum hypertrophy: Overgrowth of the gingiva (gums), usually the gum tissue in between teeth causing swelling and discomfort
• Gum infection: An infection of any type that is located in the gums
• Gum itch: A sensation that causes a desire to scratch the gums
• Gum numbness: A loss of sensation located at or around the gums
• Gum pain: The occurrence of pain located in the gums
• Gum paresthesia/ tingling: A loss of sensation located on the gum
• Gum rash: An eruption on the gums.
• Gum retraction: Shrinkage of the gums causing retraction away from the teeth
• Gum symptoms: Dental symptoms affecting the gums
• Gum tingling/ paresthesias: A tingling and numbness located in the gum
• Hand, Foot, & Mouth Disease: Common contagious viral infant or child condition
• Hand-Schüller-Christian Syndrome: A group of blood disorder involving excess production of histiocytes (type of immune cell) throughout the body. Accumulation of histiocytes results in non-cancerous growths which can damage organs and other body tissues such as bones. Symptom vary hugely and depend on location and size of tumor growths.
• Havoc rodenticide poisoning: Havoc is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Head symptoms: Symptoms affecting the head or brain
• Heart attack: An acute myocardial infarction
• Hemangioma thrombocytopenia syndrome: A rare condition characterized by a spreading congenital hemangioma (collection of abnormal blood vessels) usually on the skin as well as blood clotting problems.
• Hemophagocytic lymphohistiocytosis, familial, 1: A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and central nervous system. It usually only occurs in infants and young children and can be life-threatening.
• Hemophagocytic lymphohistiocytosis, familial, 2: A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and central nervous system. It usually only occurs in infants and young children. Type 2 is caused by a defect on chromosome 10q22.
• Hemophagocytic lymphohistiocytosis, familial, 3: A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and central nervous system. It usually only occurs in infants and young children. Type 3 is caused by a defect on chromosome 17q25.1.
• Hemophagocytic lymphohistiocytosis, familial, 4: A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and central nervous system. It usually only occurs in infants and young children. Type 4 is caused by a defect on chromosome 6q24.
• Herbal Agent overdose - Garlic: Garlic can be used as a herbal agent to treat cholesterol problems, high blood pressure and to reduce inflammation and the risk of blood clots. The bulb of the garlic plant contain alliin and ajoene which can cause an adverse reaction in some people or various symptoms if excessive amounts are ingested.
• Hereditary Congenital Facial Paresis: Hereditary Congenital Facial Paresis is a very rare condition characterized by underdevelopment of the facial nerves (particularly sixth and seventh cranial nerves) which causes facial paralysis. There are two subtypes which differ in the origin of the genetic defect: type I is caused by a defect on chromosome 3q and type II is linked to a genetic defect on chromosome 10q. The facial paralysis may affect one or both sides of the face.
• Hereditary Congenital Facial Paresis 2: Hereditary Congenital Facial Paresis II is a very rare condition characterized by underdevelopment of the facial nerves (particularly sixth and seventh cranial nerves) which causes facial paralysis. It is linked to a genetic defect on chromosome 10q. The facial paralysis may affect one or both sides of the face.
• Hereditary Congenital Facial Paresis I: Hereditary Congenital Facial Paresis I is a very rare condition characterized by underdevelopment of the facial nerves (particularly sixth and seventh cranial nerves) which causes facial paralysis. It is linked to a genetic defect on chromosome 3q. The facial paralysis may affect one or both sides of the face.
• Herpes stomatitis: Mouth infection with ulcers/blisters due to the herpes virus
• Herrmann-Opitz craniosynostosi: A very rare syndrome characterized mainly by mental retardation, skeletal abnormalities and an unusual facial appearance.
• Homocystinuria: A rare inherited metabolic disorder involving the amino acid methionine and resulting in a harmful accumulation of homocysteine in the body.
• Homocystinuria due to cystathionine beta-synthase deficiency: A rare genetic biochemical disorder where a deficiency of cystathionine beta-synthase results in high levels of methionine and homocysteine in the blood and reduced levels of cyteine in the blood. There are two subtypes of the disorder with varying manifestations. One type responds to Vitmain B6 supplementation and the other doesn't. Those who do respond to Vitamin B6 tend to have milder manifestations.
• Hornova-Dlurosova syndrome: A rare disorder characterized by mental retardation and amyloid (abnormal protein) deposits in the eyelids and gums.
• Hot pepper poisoning: Hot pepper is a plant which bears small, elongated fruit which can be red, green or yellow. The fruit and leaves contain chemicals such as capsaicin and can cause severe skin, eye and mouth irritation. Eating large amounts can also cause gastrointestinal symptoms.
• Hutchinson Gilford Syndrome: A rare genetic disorder characterized by alopecia and senile-like appearance.
• Hyalinosis, infantile systemic: A rare genetic disorder involving abnormal deposits of hyaline throughout various body tissues. Manifestations include progressive joint contractures, skin abnormalities and pain.
• Hydrocarbon poisoning: Excessive ingestion of hydrocarbon compounds such as turpentine, pine oil, cleaning agents, fuel, polishes, kerosene and car products.
• Hypohidrotic Ectodermal Dysplasia: An inherited disorder involving the developmental abnormalities during the fetal stage that can affect the skin, hair, nails, teeth and sweat glands. This form of ectodermal dysplasia is characterized by a reduced ability to sweat due to a lack of sweat glands or dysfunction of present sweat glands.
• Hypomelanosis of Ito: A rare genetic neurocutaneous disorder characterized by unusual patterns of depigmented skin and associated disorders such as seizures, psychomotor retardation and eye abnormalities.
• Hypoparathyroidism familial isolated: A rare familial condition involving low levels of parathyroid hormone which upsets the body's ability to regulate calcium and phosphate. The severity of symptoms is determined by the how low the parathyroid hormone level is.
• Hypophosphatemic rickets: A rare genetic type of rickets involving defective phosphate transport and vitamin D metabolism in the kidneys. Poor calcium absorption from the intestines leads to bone softening.
• Ichthyosis and male hypogonadism: A very rare syndrome characterized mainly by scaly skin and insufficient hormone production by the male gonads.
• Ichthyosis male hypogonadism: A very rare syndrome characterized mainly by scaly skin and insufficient hormone production by the male gonads.
• Idiopathic Parkinson's disease: Idiopathic Parkinson's disease is Parkinson's disease for which no particular cause can be determined - it is the most prevalent form of the condition. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Imerslünd-Grasbeck Syndrome: A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megaloblasts).
• Immune Thrombocytopenic Purpura: Reduced blood platelets causing visible skin blemishes from bleeding or bruising.
• Immune thrombocytopenia: A rare disorder where the body's immune system attacks blood platelets which affect the blood's ability to clot.
• Impacted tooth: Tooth that does not emerge from under the gums
• Incontinentia Pigmenti: A rare genetic skin pigmentation disorder characterized by eye, teeth, bone, nail and hair malformations as well as central nervous abnormalities and mental deficiency.
• Indandione rodenticide poisoning: Indandione is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Infantile sialic acid storage disorder: A rare inherited biochemical disorder characterized by the accumulation of sialic acid in the tissues and excretion of sialic acid in the urine. The disorder results in death within the first few years of life - usually in infancy.
• Iris coloboma, macrocephaly, agenesis of the corpus callosum, brachydactyly and mental retardation: A rare syndrome characterized mainly by a small head, brain anomaly, short digits, mental retardation and an eye defect.
• Italian arum poisoning: Italian arum is a herbaceous plant which has heart-shaped leaves and small flowers surrounded by a spathe. It is often used indoors or outdoors as an ornamental plant. The plant contains calcium oxalate crystals which can cause abrasive injuries on sensitive eyes or mucosal tissues of the digestive tract. Eating the plant causes severe mouth pain and swelling.
• Jack-in-the-pulpit poisoning: Jack-in-the-pulpit is a herbaceous plant with small inconspicuous flowers and bright red berries. It is found throughout the world, both in the wild and in gardens. The plant contains calcium oxalate crystals which can cause irritating symptoms if eaten. The roots are edible if they are dried or cooked but eating raw roots will cause symptoms.
• Jaw conditions: Conditions affecting the temporomandibular joint (the jaw).
• Jaw joint disorders: Any condition involving the jaw joint.
• Jaw pain: Pain affecting the jaw or jawbone
• Jaw sprain: Damage to ligaments in the jaw.
• Juvenile Paget disease: A rare genetic bone disorder involving abnormal loss of bone mineralization and remineralization, broadened bone shafts and high levels of alkaline phosphatase in the blood. Some juvenile cases are relatively mild.
• Juvenile myelomonocytic leukemia: A rare form of malignant bone marrow cancer that occurs in children and involves the proliferation of immature precursors of certain blood cells - myelocytes and monocytes. The proliferation is slower than in acute forms of the disease.
• Keratoderma - epithelioma - dental abnormalities- hypogonadism: A rare disorder characterized by skin and dental abnormalities as well as hypogonadism.
• Klerat rodenticide poisoning: Klerat is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• LADD Syndrome: A very rare genetic disorder characterized by ear, teeth and tear duct abnormalities.
• Lacrimoauriculodentodigital syndrome: A rare genetic disorder characterized by ear, teeth and tear duct abnormalities.
• Langerhans Cell Histiocytosis: A condition which is characterized by proliferation of Langerhans cells
• Laron syndrome type 1: Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from binding and being used. Hence there are high levels of free growth hormone in the plasma. Type II involves a problem with the processing of the growth hormone once it has been bound properly to the cell surface.
• Laron syndrome type 2: Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from binding and being used. Hence there are high levels of free growth hormone in the plasma. Type II involves a problem with the processing of the growth hormone once it has been bound properly to the cell surface.
• Lathosterolosis: A very rare disorder where an enzyme (sterol C5-desaturase) deficiency prevents the normal synthesis of cholesterol in the body. The deficiency causes various malformations, mental retardation and liver disease.
• Lead poisoning: A type of heavy metal poisoning caused by excessive exposure to lead.
• Lenten rose poisoning: Lenten rose is a herbaceous plant which has light-colored flowers which become purple as they age. The plant is often found in gardens. The plant contains a chemical called protoanemonin which can cause various symptoms if large quantities are eaten. Skin irritation can also result from skin exposure.
• Letterer-Siwe disease: A rare usually fatal condition characterized by skin lesions, bleeding tendency, enlarged liver and spleen, enlarged lymph nodes and progressive anemia. The condition is caused by excessive proliferation of histiocytes.
• Leukemia: Cancer of the blood cells, usually white blood cells.
• Leukemia, Myeloid: A form of blood cancer that causes a proliferation of the precursors or immature red blood cells, platelets and certain white blood cells such as granulocytes and monocytes.
• Leukemia, Myeloid, Aggressive-Phase: Myeloid leukemia is a form of cancer where the bone marrow makes too many myeloid cells (granulocytes and their precursors) in the bone marrow which accumulates in the blood and eventually invades various parts of the body. The aggressive phase of myeloid leukemia follows the chronic form and is a sign that the condition is progressing more rapidly to a blast crisis which is the final stage of leukemia.
• Leukocyte Adhesion Defect: A rare inherited disorder characterized by abnormal neutrophil functioning which reduces the body's immunity. The abnormal neutrophils are unable to be transported to sites of infection due to their inability to adhere to certain blood vessel components which would normally lead them to the infection site. Infections may be life-threatening as the body is unable to destroy bacteria effectively.
• Leukocyte adhesion deficiency type 1: A rare inherited disorder characterized by abnormal neutrophil functioning which reduces the body's immunity. The abnormal neutrophils are unable to be transported to sites of infection due to their inability to adhere to certain blood vessel components which would normally lead them to the infection site. Infections may be life-threatening as the body is unable to destroy bacteria effectively. Type 1 LAD specifically involves a lack of receptor proteins on the neutrophil which prevents it from adhering.
• Lip and oral cavity cancer: Cancer of the lip or inside the mouth.
• Lobstein disease: A group of rare inherited diseases that involves fragile bones. There are many different types based on the severity and extent of symptoms. Some types are severe enough to cause stillbirth or infant death whereas other types may cause few if any problematic symptoms.
• Loose tooth: Looseness of a tooth with motion of the tooth
• Lymphangiectasies and lymphedema Hennekam type: A rare disorder characterized by buildup of lymphatic fluid in the limbs, face and genitals, seizures and mental and growth retardation.
• Lymphoedema - lymphangiectasia - mental retardation: A rare disorder characterized by buildup of lymphatic fluid in the limbs, face and genitals, seizures and mental and growth retardation.
• Macroglossia: An enlarged tongue out or proportion to the size of the mouth.
• Macrogyria, pseudobulbar palsy and mental retardation: A very rare syndrome characterized mainly by abnormal brain development which results in mild mental retardation, epilepsy, developmental delay and pseudobulbar palsy which affects speech, chewing and swallowing functions.
• Maidenhair tree poisoning: Maidenhair tree is a deciduous tree which bear fan-shaped leaves and green to yellow-brown fruit. The ripe fruit has a revolting smell. The fruit and the raw seed kernels contain chemicals which can cause symptoms if large quantities are eaten. Skin irritation can result form skin exposure in sensitive people. The seeds are edible if properly prepared - washed and boiled or roasted.
• Malocclusion - short stature syndrome: A rare inherited disorder characterized by an open bite, short stature and a triangular face.
• Mandibuloacral dysplasia: A very rare syndrome characterized mainly by a prematurely aged appearance and bone abnormalities. There are two subtypes with type B involving loss of fat layers under the skin mainly in the extremities, face and trunk whereas type A involves mainly the extremities. The severity of the symptoms is variable.
• Mandibuloacral dysplasia with type A lipodystrophy: A very rare syndrome characterized mainly by a prematurely aged appearance and bone abnormalities. Loss of fat layers under the skin occurs mainly in the extremities in type B. The severity of the symptoms is variable.
• Marfan Syndrome type 2: A very rare syndrome characterized by some of the skeletal and heart blood vessel abnormalities seen in Marfan syndrome but there are no eye abnormalities. The genetic cause of the two types is different.
• Marsh marigold poisoning: Marsh marigold is a low growing plant with rounded leaves and small yellow flowers. The plant can be found growing in the wild or in gardens. The leaves from the plant contain a chemical called protoanemonin which can cause symptoms if large quantities are eaten. The young leaves are actually edible if they are boiled with frequent changes of water.
• Martsolf syndrome: A rare inherited condition characterized by mental retardation, cataracts, small head and hypogonadism (reduced production of hormones by ovaries or testes).
• Matikus rodenticide poisoning: Matikus is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Megaloblastic Anemia 1: A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megaloblasts).
• Mental retardation - blepharophimosis - obesity - web neck: A very rare syndrome characterized mainly by mental retardation, eye abnormalities, obesity and a webbed neck.
• Mental retardation unusual facies ampola type: A rare genetic disease characterized primarily by mental retardation, facial anomalies, short stature, seizures and finger and toe abnormalities.
• Mental retardation, X-linked, Stevenson type: A rare disorder characterized by mental retardation, reduced muscle tone and other anomalies. The disorder is inherited in a X-linked manner which means that only males display the full range of symptoms whereas female carriers may have mild or no symptoms.
• Microdontia - hypodontia - short stature: A rare disorder characterized by small teeth, missing teeth and short stature, strabismus and borderline mental deficiency.
• Microdontia - type I microtia - deafness: A rare syndrome characterized mainly by small dears, small teeth and deafness.
• Miescher syndrome (2): A rare inherited disorder characterized by pigmented velvety patches of skin, excess body hair, failure to thrive, retarded growth, diabetes and facial abnormalities.
• Mikaelian syndrome: A rare disorder characterized mainly by permanently flexed fingers, deafness and hair and teeth abnormalities.
• Missing teeth: missing teeth are a result of falling of teeth due to physiological or pathological causes or because they fail to erupt altogether due to genetic abnormalities
• Mitochondrial Parkinson's disease: A form of Parkinson's disease that seems to be linked to mitochondrial defects - mitochondria are the energy-producing components of body cells. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Moebius Syndrome: Moebius syndrome is a very rare condition characterized by underdevelopment of the facial nerves (particularly sixth and seventh cranial nerves) which causes facial paralysis.
• Mohr syndrome: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger abnormalities.
• Morquio syndrome: A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (galactosamine-?-sulfate - type A, ? galactosidase - type B) needed to break it down. The symptoms are variable with type A and B being clinically indistinguishable.
• Morquio syndrome type A: A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (galactosamine-?-sulfate) needed to break it down.
• Morquio syndrome, type B: A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (? galactosidase) needed to break it down.
• Mountain Laurel poisoning: The mountain laurel is a large evergreen shrub which bears clusters of small flowers. The plant contains chemicals (andromedotoxin, arbutin) which can cause poisoning symptoms if eaten. The plant is considered highly toxic if ingested. The level of toxicity varies amongst species but it is unlikely that eating less than three leaves or flowers would cause symptoms.
• Mouser rodenticide poisoning: Mouser is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Mouth conditions: Any condition that affects the mouth
• Mouth pain: Pain or burning of the mouth
• Mouth symptoms: Symptoms of the mouth or oral area.
• Mouth ulcers: Ulcers or sores in the mouth region.
• Mucopolysaccharidosis II: Disorder of mucopolysaccharide metabolism in juveniles.
• Mucopolysaccharidosis type 6: A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (Arylsulfatase ?) needed to break it down.
• Mulibrey Nanism syndrome: A very rare inherited malformation characterized by very small stature (dwarfism), pericardial constriction and yellow dots in fundus of the eye.
• Multiple endocrine abnormalities - adenylyl cyclase dysfunction: A rare syndrome characterized by an enzyme defect (adenylyl cyclase) and a number of endocrine abnormalities.
• Mumps: An acute viral disease that causes the salivary glands to become swollen, sore and inflamed. Immunization had greatly reduced the incidence of this disease.
• Myasthenia Gravis: An autoimmune disorder which interferes with nerve impulses to muscles and hence results in weak, easily fatigued muscles.
• Möbius syndrome: Möbius syndrome is a very rare condition characterized by underdevelopment of the facial nerves (particularly sixth and seventh cranial nerves) which causes facial paralysis.
• Nevoid basal cell carcinoma syndrome: A rare genetic disorder characterized by basal cell carcinomas, broade face and rib abnormalities.
• Night blindness - skeletal anomalies - unusual facies: A very rare syndrome characterized mainly by night blindness, a distinctive face and skeletal abnormalities.
• Nonkeratan-sulfate-excreting Morquio syndrome: A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of certain enzymes needed to break it down. This disorder is distinguished form other similar conditions by the fact that no keratosulfate is excreted in the urine.
• OFD syndrome type 8: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger abnormalities.
• OFD syndrome type Figuera: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps, finger abnormalities and absence of all or part of the fibula.
• OFD syndrome type IX: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger and retinal abnormalities.
• Oculo tricho dysplasia: A very rare syndrome characterized mainly by eye, tooth and hair abnormalities
• Oculocerebral hypopigmentation syndrome, type Preus: A very rare syndrome characterized mainly by eye, brain and pigmentation abnormalities.
• Oculodental syndrome: A familial disorder characterized by corneal dystrophy, enlarged gums and missing teeth
• Oculodentoosseous dysplasia dominant: A very rare dominantly inherited syndrome characterized mainly by eye, tooth and finger abnormalities.
• Oculodentoosseous dysplasia recessive: A very rare recessively inherited syndrome characterized mainly by eye, tooth and finger abnormalities. The eye abnormalities tend to be more severe than in the dominant form of the disorder.
• Odonto onycho dysplasia with alopecia: A very rare syndrome characterized mainly by tooth, nail and hair abnormalities.
• Oral Ulcer: An open sore inside the mouth.
• Oral cancer: Cancer (malignant) of the lip or inside the mouth.
• Oral facial digital syndrome: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger abnormalities.
• Oral facial digital syndrome, type IV: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps, finger abnormalities, brain defects and short stature.
• Oral lichen planus: An inflammatory condition involving the mucous lining inside the mouth, including the lips, tongue, gums and throat.
• Oral lichenoid lesions: A mouth condition where white lesions develop inside the mouth. Redness, blistering and ulceration may also occur. It is believed to be caused by an autoimmune condition where the body's immune system attacks tissue inside the mouth. Sometimes the condition can be caused by allergies to metals in mouth appliances that are installed but it can also be caused by other forms of mechanical injury to the mouth such as cheek biting.
• Oral pain: Pain in the mouth or oral area.
• Oral submucous fibrosis: A rare disorder involving inflammation and progressive fibrosis of tissues inside the mouth. The condition starts with redness, blistering and ulceration inside the mouth that is eventually replaced with stiff fibrous tissue as it heals. The inside of the mouth can become stiff and hinder oral functions such as eating, speaking and even opening the mouth. Even the pharynx may occasionally be involved. The condition can become cancerous. The disorder is often associated with chewing betel nuts in Asian and Indian areas.
• Oral-facial cleft: A birth defect involving an opening or cleft in the upper lip as well openings or clefts in the soft or hard palate (roof of the mouth)
• Orofaciodigital syndrome Thurston type: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger abnormalities.
• Orofaciodigital syndrome type 10: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps, finger abnormalities and absence of all or part of the fibula.
• Orofaciodigital syndrome, type 3: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger, teeth and eye abnormalities.
• Oropharyngeal cancer, adult: Cancer of the back of the mouth which forms part of the throat including the back of the tongue, tonsils, part of the throat wall and soft palate (oropharynx).
• Osteogenesis imperfecta: Weak bones ("brittle bone disease") and loose joints
• Osteogenesis imperfecta Type I: A rare genetic connective tissue disorder characterized by fragile bones, blue sclerae and hyperextensible joints.
• Osteogenesis imperfecta, type 1A: A rare genetic connective tissue disorder characterized by fragile bones and hyperextensible joints - a type of osteogenesis imperfecta I where the teeth are opalescent and blue sclerae may be absent.
• Osteogenesis imperfecta, type 2: A rare lethal form of the genetic connective tissue disorder characterized by fragile bones, blue sclerae and facial and tooth abnormalities.
• Osteogenesis imperfecta, type 2A: A rare lethal form of a genetic connective tissue disorder characterized by fragile bones, blue sclerae and facial and tooth abnormalities. Type IIA has a different origin of the genetic mutation but the clinical features are similar. Type IIA involves a defect on the COL1A2 gene. The main difference is that type IIA tends to involve a large head and dark blue eyes.
• Osteogenesis imperfecta, type 4: A rare genetic connective tissue disorder characterized by fragile bones and blue sclerae - a form of OI involving moderate osteoporosis and no joint hyperextensibility.
• Osteogenesis imperfecta, type IIB: A rare, recessively inherited, lethal form of a genetic connective tissue disorder characterized by fragile bones, blue sclerae and facial and tooth abnormalities. Type IIB has a different origin of the genetic mutation but the clinical features are similar. Type IIB involves a defect on the CRTAP gene on chromosome 3p22. The main difference is that type IIA tends to involve a small head and white or light blue eyes.
• Osteopetrosis lethal: A severe, lethal form of the brittle bone condition called osteopetrosis.
• Osteopetrosis, autosomal recessive 2: A rare disorder characterized primarily by increased bone density as old bone is not resorbed and replaced with new bone - is also known as marble bone disease. This form is relatively mild with survival possible for a couple of decades in some cases.
• Osteopetrosis, mild autosomal recessive form: A rare disorder characterized by abnormally increased bone density as old bone is not resorbed and replaced with new bone. This form is relatively mild.
• Owren Parahemophilia: An inherited disorder where the deficiency of a blood component affects its ability to clot properly which can lead to bleeding problems. The severity of the disorder can vary from easy bruising to life-threatening hemorrhages.
• Oxalosis: A rare inherited metabolic disorder where excess oxalic acid forms crystals which make up urinary stones. In type I primary hyperoxaluria there is a deficiency of peroxisomal alanine-glyoxalate aminotransferase and type II involves a deficiency of the enzyme glyoxylate reductase/hydroxypyruvate reductase.
• Oxalosis, Type II: A rare inherited metabolic disorder where excess oxalic acid forms crystals which make up urinary stones. In type I primary hyperoxaluria there is a deficiency of the enzyme glyoxylate reductase/hydroxypyruvate reductase.
• Oxalosis, type I: A rare inherited metabolic disorder where excess oxalic acid forms crystals which make up urinary stones. In type I primary hyperoxaluria there is a deficiency of alanine-glyoxalate aminotransferase.
• Pachyonychia congenital syndrome: A rare genetic ectodermal disorder characterized by thick nails, thick skin on palms and soles and white patches on tongue and inside of cheek.
• Pachyonychia congenital syndrome type II: A rare genetic ectodermal disorder characterized by thick nails.
• Paget disease juvenile type: A rare genetic bone disorder involving abnormal loss of bone mineralization and remineralization, broadened bone shafts and high levels of alkaline phosphatase in the blood. Some juvenile cases are relatively mild.
• Parkinson disease 10 (PARK10): Type 10 Parkinson disease is linked to a genetic mutation on chromosome 1p32. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 11 (PARK11): Type 11 Parkinson disease is linked to a genetic mutation on chromosome 2q21.2. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 12 (PARK12): Type 12 Parkinson disease is linked to a genetic mutation on chromosome Xq21-q25. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 13 (PARK13): Type 13 Parkinson disease is linked to a genetic mutation on chromosome 2p12. This form of the condition tends to progress slowly. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 2, autosomal recessive juvenile (PARK2): Type 2 Parkinson disease is juvenile form of the condition and is linked to a genetic mutation on chromosome 6q25.2-q27. The condition may be inherited in a recessive manner and symptoms tend to be milder following sleep. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 3, autosomal dominant Lewy body (PARK3): Type 3 Parkinson disease is linked to a genetic mutation on chromosome 2p13. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 4, autosomal dominant Lewy body (PARK4): Type 4 Parkinson disease is linked to a genetic mutation on chromosome 4q21. This form of the condition tends to start around the age of 45 years and progresses rapidly. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 5 (PARK5): Type 5 Parkinson disease is linked to a genetic mutation on chromosome 4p14. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 6, autosomal recessive early-onset (PARK6): Type 6 Parkinson disease is an early-onset form of the condition and is linked to a genetic mutation on the PINK1 gene on chromosome 1p36. The condition may be inherited in a recessive manner and symptoms tend to fluctuate during the day. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 7, autosomal recessive early-onset (PARK7): Type 7 Parkinson disease is linked to a genetic mutation in the DJ1 gene on chromosome 1p36. This form of the condition tends to start before the age of 40 years and progresses slowly. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 8 (PARK8): Type 8 Parkinson disease is linked to a genetic mutation on chromosome 1p32. This form of the condition tends to progress slowly. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease 9 (PARK9): Type 9 Parkinson disease is linked to a mutation in the ATP13A2 gene on chromosome 1p36. This condition progresses rapidly and usually starts during the second decade of life. Dementia, eye movement problems and wasting of the brain tissue occur in addition to the typical symptoms of Parkinson's disease. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Parkinson disease, familial, type 1 (PARK1): Type 1 familial Parkinson disease is linked to a genetic mutation on chromosome 4q21. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
• Periodic paralysis, potassium-sensitive, cardiodysrythmic type: A rare disorder where a genetic mutation causes periods of muscle weakness, heart rhythm abnormalities and various physical development abnormalities. It is believed to be caused by problems with the way the body utilizes potassium. Periodic paralysis may start as early as infancy or during the second decade and is triggered by exercise, stress or prolonged periods of rest.
• Periodontitis: Dental infection of the gums and/or related bones.
• Perisylvian syndrome: A very rare nerve disorder characterized by weakness or paralysis of face, jaw tongue and throat muscles. Other symptoms include seizures, delayed development and mental retardation.
• Pfeiffer Syndrome Type I: A rare genetic disorder where some of the skull bones fuse too early which affects the size and shape of the skull and face. Thumb and toe abnormalities are also present. There are three types of Pfeiffer syndrome with varying degrees of severity. Type I is the mildest of the three Pfeiffer Syndrome subtypes.
• Pfeiffer syndrome: A rare genetic disorder where some of the skull bones fuse too early which affects the size and shape of the skull and face. Thumb and toe abnormalities are also present. There are three types of Pfeiffer syndrome with varying degrees of severity.
• Pindone rodenticide poisoning: Pindone is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Plant poisoning - Calcium oxalate crystals: Calcium oxalate crystals is a chemical found naturally in plants such as dumb cane and rhubarb leaves. The amount of calcium oxalate crystals varies amongst species of plant. The crystals are quite sharp and abrasive and ingestion of plants containing them can cause abrasive and irritation injuries. Eating large amounts can cause kidney and liver damage and even death in serious cases.
• Plant poisoning - Euphorbiaceae: Euphorbiaceae is a family of flowering plants called spurges. They contain various chemicals (alkaloids, glycosides and diterpene ester) which can cause symptoms if ingested.
• Plant poisoning - Protoanemonin: Protoanemonin is derived from a chemical called ranunculin found naturally in plants such as the buttercup. The main symptoms are gastrointestinal which can range in severity depending on the amount consumed. It leaves a bitter taste in the mouth so poisoning is very rare.
• Plant poisoning - rhubarb (Rheum rhabarbum): Ingestion of rhubarb can cause kidney damage due to its relatively high oxalic acid content in the leaves. A large amount of leaves would have to be consumed to cause a poisonous effect.
• Pollitt syndrome: A rare condition characterized by brittle hair, mental and growth retardation as well as various other abnormalities. The hair is brittle because due to the reduced amount of sulfur in it and the formation of weak spots (nodes) along it which results in it breaking off easily.
• Premature Loss of Baby Teeth: Loss of baby teeth before the expected time.
• Primordial short stature - microdontia - opalescent and rootless teeth: A rare syndrome characterized mainly by short stature and very small abnormal teeth.
• Prinzmetal's variant angina: A rare disorder where the heart artery spasms which affects the blood flow to the heart and causes pain. The condition can occur with or without physical activity.
• Progeria: A rare fatal genetic disorder characterized by extremely premature aging.
• Progeria short stature pigmented nevi: A very rare inherited disorder characterized by premature aging, short stature, and immune system deficiency. The type and severity of symptoms is variable.
• Pseudopapilledema - blepharophimosis - hand anomalies: A very rare syndrome characterized mainly by malformations involving the hands, feet ears and face as well as deafness.
• Psychiatric disorders associated Celiac Disease: Patients with Psychiatric disorders are more susceptible to developing celiac disease than the average population. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Quebec platelet disorder: An inherited bleeding disorder reported in Quebec, Canada.
• Radioulnar synostosis mental retardation hypotonia: A very rare syndrome involving mental retardation, reduced muscle tone and fusion of the forearm bones.
• Raine syndrome: A very rare syndrome characterized mainly by increased bone density which ultimately results in death.
• Ramsay Hunt I syndrome: Reactivation of the chicken pox virus wich affects the facial nerves.
• Rapp-Hodgkin syndrome: A rare genetic multi-system disorder characterized by skin, teeth, hair and/or nail abnormalities, reduced ability to sweat and oral clefts.
• Ratak Plus rodenticide poisoning: Ratak Plus is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Refractory Celiac Disease: Refractory Celiac Disease is celiac disease that fails to respond to treatment which involves a gluten-free diet. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The condition is quite uncommon and often the resulting poor absorption of nutrients from the intestines leads to a poor prognosis.
• Rett's syndrome: Autism-like behavioral syndrome in infant girls
• Rickets: A condition that affects the bones due to vitamin D deficiency
• Rieger anomaly - partial lipodystrophy: A very rare disorder characterized by short stature, low birth weight and loss of skin fat. SHORT is an acronym for short stature, hyperextensible joints and/or hernia, ocular depression, Reiger anomaly and teething delay. Additional symptoms are also variably present.
• Robinow syndrome, autosomal recessive: A rare genetic disorder characterized by a flat face, short forearms, vertebral anomalies and hypoplastic genitalia.
• Robinow syndrome, recessive form: A rare genetic disorder characterized by a flat face, short forearms, vertebral anomalies and underdeveloped genitals.
• Rodend rodenticide poisoning: Rodend is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Ruvalcaba syndrome: A very rare disorder characterized by short stature, skeletal abnormalities, mental retardation and distinctive facial features.
• Sakati syndrome: A rare genetic condition characterized by head and digital anomalies as well as other abnormalities.
• Salivary Gland Pain: Pain or tenderness over the salivary glands and parotid areas, with or without associated swelling.
• Say-Barber-Miller syndrome: A very rare syndrome characterized mainly by immune system problems and a small head.
• Schaefer-Stein-Oshman syndrome: A rare disorder where excessive growth and abnormal hardening affects the head and facial bones.
• Scleroderma: A rare, progressive connective tissue disorder involving thickening and hardening of the skin and connective tissue. There are a number of forms of scleroderma with some forms being systemic (involving internal organs).
• Scombrotoxic fish poisoning: Bacterial food poisoning from eating contaminated fish
• Scurvy: Severe disease from vitamin C deficiency
• Seckel syndrome 1: Seckel syndrome is a rare inherited disorder mainly involving retarded growth, mental retardation, small head and a facial appearance resembling a bird. It is often referred to as bird-headed dwarfism. There are three subtypes of the disorder. Additional variable symptoms may also occur.
• Selective Vitamin B12 malabsorption with Proteinuria: A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megaloblasts).
• Selenium poisoning: Excessive exposure to selenium. Selenium is essential to the diet in small amounts but is toxic in large amounts. Poisoning can occur through inhalation or ingestion.
• Sener syndrome: A very rare syndrome characterized mainly by an unusual facial appearance and an unusual condition where there a cystic spaces around blood vessels as they enter the brain.
• Sensitive teeth: Teeth that are sensitive to cold or heat
• Severe congenital neutropenia: A rare inherited blood disorder involving a lack of neutrophils which are a type of white blood cell needed to fight bacterial infections.
• Short stature - hyperkaliemia - acidosis: A very rare syndrome characterized mainly by short stature and metabolic abnormality.
• Short stature valvular heart disease characteristic facies: A rare condition characterized by disproportionately short legs, droopy eyelids and heart valve lesions.
• Sickle cell crisis: A condition which is characterized by either a hemolytic crisis or vaso-occlusive crisis
• Singleton-Merten Syndrome: A very rare disorder involving calcium abnormalities which affect the teeth, bones and blood vessels.
• Sinusitis: Inflammation of the sinus passages (as a symptom)
• Sjogren's Syndrome: Autoimmune disease damaging the eye tear ducts and other glands.
• Sjogren's syndrome, juvenile, secondary to autoimmune disease: An autoimmune disorder that affects the glands involved in tear and saliva production as well as gastrointestinal tract moisture. It can occur as a secondary condition associated with other autoimmune disorders such as systemic lupus and rheumatoid arthritis.
• Sjögren syndrome, primary: An autoimmune disease where the body's immune system attacks parts of the body that produce moisture such as the eyes, mouth and gastrointestinal tract. Sjögren syndrome can occur on its own (primary) or with another connective tissue disease (secondary) such as rheumatoid arthritis, systemic lupus, systemic sclerosis and polymyositis/dermatomyositis. The condition can be mild or severe.
• Sjögren syndrome, secondary: An autoimmune disease where the body's immune system attacks parts of the body that produce moisture such as the eyes, mouth and gastrointestinal tract. Sjögren syndrome can occur on its own (primary) or with another connective tissue disease (secondary) such as rheumatoid arthritis, systemic lupus, systemic sclerosis and polymyositis/dermatomyositis. The condition can be mild or severe.
• Skunk cabbage poisoning: Skunk cabbage is a herbaceous plant with large leaves and flowers which have a bad smell. It is most often found growing in the wild. The plant contains calcium oxalate crystal which can cause symptoms if large quantities are eaten.
• Smoking stools syndrome: Ingestion of yellow phosphorus (chemical found in many rodent poisons) which is toxic to the body. There is an initial phase involving symptoms such as vomiting and burning which is followed by an asymptomatic period (may last for weeks) and then symptoms caused by toxicity of various organs. Obviously symptoms and survival depend on the quantity of phosphorus involved.
• Sore gums: Sore or tender gums
• Sore throat: Discomfort in the throat or with swallowing
• Sore tongue: Pain or soreness of the tongue
• Sphenoid Sinusitis: Accumulation of mucoid secretions in the sphenoid sinus located deep to the nose, often with subsequent colonisation and infection by bacteria, viruses or fungi
• Spherophakia brachymorphia syndrome: A rare genetic disorder characterized by short stature, and craniofacial, eye, tooth and limb abnormalities.
• Spinal bulbar motor neuropathy: A rare inherited disease that affects the nerves in the spine and in the bulbous (bulbar) part of the brain stem. The main signs are muscle weakness and wasting.
• Spira syndrome: Chronic fluoride intoxication that can occur from flouridated water as well as exposure to vapors or dusts from various industries, agricultures or mines. The main symptoms are teeth anomalies and gastrointestinal symptoms.
• Splenogonadal fusion, limb defects, micrognathia: A rare genetic condition characterized mainly by a small jaw, limb defects and fusion of the spleen to the gonads. Most patients die around the age of birth but some do survive into childhood.
• Spondyloepiphyseal dysplasia - nephrotic syndrome: A very rare syndrome characterized by skeletal and immunity abnormalities. The immune defect leads to progressive kidney dysfunction which can ultimately cause death during the first decade.
• Stanescu syndrome: A rare disorder involving abnormal bone and cartilage development
• Stimmler syndrome: A rare disorder characterized by dwarfism, diabetes, small head and high levels of alanine in the urine.
• Stoll-Alembik-Finck syndrome: A very rare syndrome characterized mainly by muscle, skin, sweating, tooth and facial abnormalities.
• Stratton-Parker syndrome: A very rare syndrome characterized by short stature, heart positioned on the wrong side of the chest (dextrocardia) and a bone development anomaly.
• Stuart factor deficiency, acquired: A rare blood clotting disorder which causes mild to severe bleeding depending on the degree of deficiency of Factor X (Stuart factor). This disorder can be inherited or acquired by people suffering from conditions such as liver disease, amyloidosis, certain cancers and leprosy.
• Sugarman syndrome: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger, teeth and eye abnormalities.
• Summitt syndrome: A very rare genetic disorder abnormalities of the head, hands and feet as well as obesity.
• Susceptibility to Celiac Disease 1: Susceptibility to celiac disease 1 is a term allocated to a genetic defect on a particular chromosome (chromosome 6p21.3) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 10: Susceptibility to celiac disease 10 is a term allocated to a genetic defect on a particular chromosome (chromosome 3q25-q26) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 11: Susceptibility to celiac disease 11 is a term allocated to a genetic defect on a particular chromosome (chromosome 3q28) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 12: Susceptibility to celiac disease 12 is a term allocated to a genetic defect on a particular chromosome (chromosome 6q25) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 13: Susceptibility to celiac disease 13 is a term allocated to a genetic defect on a particular chromosome (chromosome 12q24) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 2: Susceptibility to celiac disease 2 is a term allocated to a genetic defect on a particular chromosome (chromosome 5q31-q33) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 3: Susceptibility to celiac disease 3 is a term allocated to a genetic defect on a particular chromosome (chromosome 2q33) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 4: Susceptibility to celiac disease 4 is a term allocated to a genetic defect on a particular chromosome (chromosome 19p13.1) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 5: Susceptibility to celiac disease 5 is a term allocated to a genetic defect on a particular chromosome (chromosome 15q11-q13) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 6: Susceptibility to celiac disease 6 is a term allocated to a genetic defect on a particular chromosome (chromosome 4q27) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 7: Susceptibility to celiac disease 7 is a term allocated to a genetic defect on a particular chromosome (chromosome 1q133) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 8: Susceptibility to celiac disease 8 is a term allocated to a genetic defect on a particular chromosome (chromosome 2q11-q12) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Susceptibility to Celiac Disease 9: Susceptibility to celiac disease 9 is a term allocated to a genetic defect on a particular chromosome (chromosome 3p21) which makes a patient more susceptible to developing celiac disease. However, it is important to note that having the genetic anomaly does not mean a person will definitely develop celiac disease. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Swollen bone: Enlarged, swollen, or misshapen bones
• Swollen gums: Swelling of the gums or the gum region
• TDO type II: A rare genetic ectodermal disorder characterized by kinky hair, tooth enamel and bone abnormalities and differs from type I mainly by a small head and increased long bone density.
• TMJ Syndrome: Disorder of the jaw joint
• Talon rodenticide poisoning: Talon is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Taurodontism, microdontia, and dens invaginatus: A rare syndrome characterized by various dental abnormalities including taurodontism where the teeth have short roots and a long body.
• Teeth grinding: Grinding teeth when asleep
• Temporal arteritis: Inflamed head artery causing headache.
• Temporary tooth discoloration: The temporary discolouration of ones tooth
• Temporo-mandibular ankylosis: A disorder involving stiffness or fusion of the jaw joint which affects the ability of the jaw to open and close normally. The condition may occur congenitally or may be acquired through such things as trauma.
• Tender gums: A condition which is characterized by the occurrence of gums which are tender
• Tetanus: A disease caused by chemicals which are produced by a bacterium (clostridium tetani) and are toxic to the nerves. The infection usually occurs when the bacteria enter the body through a deep wound - these bacteria are anaerobic and hence don't need oxygen to survive.
• Tetracycline - Teratogenic Agent: There is evidence to indicate that exposure to Tetracycline during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure and the stage of pregnancy that the exposure occurred at.
• Tetramelic deficiencies - Ectodermal dysplasia - deformed ears - other abnormalities: An extremely rare syndrome characterized by tooth, hair and limb abnormalities. The abnormalities can be quite severe in some cases. The parents may have been related in the reported cases.
• Throat symptoms: Symptoms affecting the throat
• Thrombasthenia: An inherited blood clotting disorder where abnormal blood platelet function causes results in excessive bleeding.
• Thrombocytopathy: A blood disorder where abnormal blood platelets affect blood coagulation.
• Timothy syndrome: A rare syndrome characterized by webbed fingers and a heart defect. Most affected individuals die during early childhood or infancy.
• Tooth Abrasion: The loss or erosion of the outer part of the tooth (enamel). Sometimes the inner structures of the tooth are also involved. The condition is often caused by brushing too hard but can also be caused by eating lots of acidic foods, acid reflux and excessive vomiting (such as in bulimia).
• Tooth Demineralization: The loss of minerals such as calcium from the tooth enamel. Demineralization can result from eating acidic foods or from the acids produced by oral bacteria that live on food particles in the mouth.
• Tooth abscess: Pus-filled abscess of a tooth
• Tooth and nail syndrome: A genetic condition which affects the teeth and nails
• Tooth decay: Tooth decay or dental caries
• Tooth discoloration: Changes to the color of teeth
• Tooth eruption delayed: The delayed eruption of a tooth from the gum
• Tooth loss: Loss of a tooth
• Toothache: Ache or pain affecting a tooth
• Trichinosis: Worm infection usually caught from pigs
• Tricho-dento-osseous syndrome: A rare genetic disorder characterized by kinky hair, tooth enamel and bone abnormalities. There are two different subtypes with type I being distinguished from type II by the presence of a small head and increased density in the long bones.
• Tricho-dento-osseous syndrome type I: A rare genetic ectodermal disorder characterized by kinky hair, tooth enamel and bone abnormalities.
• Trichorhinophalangeal syndrome type 1: A rare genetic disorder characterized by bulbous nose, sparse hair and coning of epiphyses.
• Trichorhinophalangeal syndrome type 2: A rare genetic disorder characterized by bony growths, bulbous nose, distinctive facial features and loose excess skin during infancy.
• Trichorhinophalangeal syndrome type 3: A rare inherited disorder involving hair, face, teeth, and bone abnormalities. The type and severity of symptoms is variable.
• Trichorrhexis nodosa syndrome: A rare condition characterized by brittle hair, mental and growth retardation as well as various other abnormalities. The hair is brittle because due to the reduced amount of sulfur in it and the formation of weak spots (nodes) along it which results in it breaking off easily.
• Trichothiodystrophy, type C: A rare condition characterized by brittle hair, mental and growth retardation as well as various other abnormalities. The hair is brittle because due to the reduced amount of sulfur in it and the formation of weak spots (nodes) along it which results in it breaking off easily.
• Trichothiodystrophy-neurocutaneous Syndrome: A rare condition characterized by brittle hair, mental and growth retardation as well as various other abnormalities. The hair is brittle because due to the reduced amount of sulfur in it and the formation of weak spots (nodes) along it which results in it breaking off easily.
• Trichothiodystrophy-neurotrichocutaneous Syndrome of Pollitt: A rare condition characterized by brittle hair, mental and growth retardation as well as various other abnormalities. The hair is brittle because due to the reduced amount of sulfur in it and the formation of weak spots (nodes) along it which results in it breaking off easily.
• Trigeminal neuralgia: Trigeminal neuralgia is a very painful inflammation of the nerve (trigeminal nerve) that delivers sensations to the face and "surface" of the eye.
• Tropical sprue: A rare digestive disease where the small intestine can't absorb nutrients properly.
• Tuffli-Laxova syndrome: A rare disorder characterized tooth, nail and skin abnormalities as well as an adrenal cyst.
• Turner syndrome associated Celiac Disease: Females with Turner syndrome are more susceptible to developing celiac disease than the average population. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Type 1 diabetes related Celiac Disease: Patients with Type 1 diabetes are more susceptible to developing celiac disease than the average population. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Van Maldergem Wetzburger Verloes syndrome: A syndrome characterised by abnormalities of the cerebrum, face, and articular joints.
• Varadi Papp syndrome: A syndrome characterised by deformities of the oral-facial-digital areas
• Velocardiofacial syndrome: A genetic disorder which can present with a wide range of phenotypic manifestations which has lead to a number of different names being assigned to the various presentations e.g. DiGeorge Syndrome and Cayler Anomaly Face Syndrome. There are nearly 200 different symptoms that can occur and the severity of the condition is also highly variable depending on the nature and severity of the symptoms that are present.
• Vincent's disease: Form of gingivitis causing ulcers
• Vitamin C deficiency: Indequate vitamin C in the diet
• Volak rodenticide poisoning: Volak is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Volid rodenticide poisoning: Volid is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure.
• Von Willebrand disease, platelet type: A condition that is characterised by autosomal inheritance and is a disorder that is charaterised by prolonged bleeding time.
• Von Willebrand disease, type 1: A rare inherited blood coagulation disorder characterized by a deficiency in plasma protein called the von Willebrand factor which leads to bleeding problems. Most cases of von Willebrand disease are type 1 which is the mildest form of the condition. Patients rarely have severe bleeding problems but may bleed excessively during surgery, dental work or due to a traumatic injury.
• Von Willebrand disease, type 2: A rare inherited blood coagulation disorder characterized by a defect in plasma protein called the von Willebrand factor which leads to bleeding problems. Type 2 is further subdivided into 4 subtypes, each with a different underlying genetic defect. The different subtypes have different methods of treatment so an correct diagnosis is important. The severity of the bleeding symptoms is variable.
• Von Willebrand disease, type 2A: A rare inherited blood coagulation disorder characterized by a defect in plasma protein called the von Willebrand factor which leads to bleeding problems. Type 2 vWD is further subdivided into 4 subtypes, each with a different underlying genetic defect. The severity of the bleeding symptoms is variable.
• Von Willebrand disease, type 2B: A rare inherited blood coagulation disorder characterized by a defect in plasma protein called the von Willebrand factor which leads to bleeding problems. Type 2 vWD is further subdivided into 4 subtypes, each with a different underlying genetic defect. The severity of the bleeding symptoms is variable. Type 2B often requires a different medication to the other subtypes.
• Von Willebrand disease, type 2M: A rare inherited blood coagulation disorder characterized by a defect in plasma protein called the von Willebrand factor which leads to bleeding problems. Type 2 vWD is further subdivided into 4 subtypes, each with a different underlying genetic defect. Type 2M is very rare. The severity of the bleeding symptoms is variable.
• Von Willebrand disease, type 2N: A rare inherited blood coagulation disorder characterized by a defect in plasma protein called the von Willebrand factor which leads to bleeding problems. Type 2 vWD is further subdivided into 4 subtypes, each with a different underlying genetic defect. The severity of the bleeding symptoms is variable.
• Von Willebrand disease, type 3: A rare inherited blood coagulation disorder characterized by a defect in plasma protein called the von Willebrand factor which leads to bleeding problems. Type 3 is the most severe form of von Willebrand Disease.
• WAGR Syndrome: A syndrome that is due to the deletion of chromosome 11.
• Warthin's tumor: A tumor of the parotid salivary glands.
• Whelan syndrome: A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps, finger abnormalities and hydronephrosis.
• Whiplash Injuries: An injury to the neck when the neck is rapidly forced backward and then forwards or vice versa. It most commonly occurs in vehicle accidents when the vehicle is stopped abruptly or pushed forwards suddenly.
• Wildervanck syndrome 2: A syndrome characterized by mental retardation from birth, short stature, eye problems and various other abnormalities.
• Willebrand disease, acquired: A bleeding disorder characterised by prolonger bleeding time
• William's syndrome associated Celiac Disease: Patients with William's syndrome are more susceptible to developing celiac disease than the average population. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of symptoms varies amongst people - some people have severe gastrointestinal symptoms from infancy whereas other have no symptoms other than fatigue or anemia during adulthood.
• Williams Syndrome: A syndrome characterised by mental retardation, facial abnormalities and emotional instability
• Wilms tumor - aniridia - genitourinary anomalies - mental retardation: A syndrome resulting from deletion of genetic material from chromosome the short arm of chromosome 11 (11p13). The characteristic symptoms are partial or complete absence of iris, genitourinary anomalies, mental retardation and Wilms' tumor. The specific range and severity of symptoms is variable depending on the size and exact location of the genetic material that is missing.
• Wolcott-Rallison syndrome: A very rare genetic condition characterized primarily by the onset of diabetes mellitus during infancy and epiphyseal dysplasia (abnormal joint development).
• Xanthogranulomatous sialdenitis: Xanthogranulomas and inflammation of the salivary glands
• Zimmerman-Laband syndrome: A rare inherited condition characterized by fibrosis of the gums and ear, nose, nail and finger abnormalities.

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