...
Urticaria, also known as hives, is a very common clinical presentation characterized by transient (<12 hours), itchy dermal wheals. Angioedema is defined as subcutaneous or mucosal (often of the lips) swelling that is episodic and recurrent; it may>... Differential Diagnosis ... Workup and Diagnosis ... Treatment
... READ EXCERPTS »
...
Drug-induced urticaria is the most common form of urticaria in children; anaphylaxis and hereditary angioedema are life-threatening conditions; remember ABCs of resuscitation (airway, breathing, circulation); best treatment is prevention; that is, avoidance of causative agents.
... Workup and Diagnosis ... Treatment
... READ EXCERPTS »
... Urticaria is a vascular skin reaction characterized by the eruption of transient pruritic wheals — smooth, slightly elevated patches with well-defined erythematous margins and pale centers of various shapes and sizes. It’s produced by the local... Emergency interventions ... History ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers
... READ EXCERPTS »
... Specific antigen sensitivity (e.g., foods, food additives, Hymenoptera venom)
Physical agents
Pressure, mechanical irritation, vibratory, water (aquagenic)
Cold
... READ EXCERPTS »
... Signs and Symptoms After exposure to an antigen, feeling of impending doom, weakness, sneezing, wheezing, dyspnea, urticaria, respiratory distress, abdominal cramping, hypotension, shock
Treatment (Tx) ... Pictures
... READ EXCERPTS »
... Urticaria, commonly known as hives, is an episodic, usually self-limited skin reaction characterized by local dermal wheals surrounded by an erythematous flare. Angioedema is a subcutaneous and dermal eruption that produces deeper, larger wheals ... Causes and incidence ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations ... Pictures
... READ EXCERPTS »
... Urticaria is a vascular skin reaction characterized by the eruption of transient pruritic wheals—smooth, slightly elevated patches with well-defined erythematous margins and pale centers of various shapes and sizes. This reaction is caused by the local release of... Emergency Interventions ... History ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers
... READ EXCERPTS »
... Rachelle L. Cassity
Urticaria (hives) is a common condition. The lesions appear well circumscribed. Typically, they are first erythematous and subsequently develop a central wheal. They usually clear within 3 to 4 hours, and the skin... Approach ... History ... Physical examination ... Testing ... Diagnostic assessment
... READ EXCERPTS »
... Differential Overview
❑ Ingestants
❑ Drugs
❑ Inhalants
❑ Hymenoptera venom
❑ Latex sensitivity ... Diagnostic Approach ... Clinical Findings
... READ EXCERPTS »
... Anaphylaxis is a dramatic and widespread acute atopic reaction marked by the sudden onset of rapidly progressive urticaria and respiratory distress. A severe anaphylactic reaction may precipitate vascular collapse, leading to systemic shock and, sometimes, death. ... Causes ... Signs and symptoms ... Diagnosis ... Treatment and special considerations ... Pictures
... READ EXCERPTS »
... Urticaria, commonly known as hives, is an episodic, usually self-limited skin reaction characterized by local dermal wheals surrounded by an erythematous flare. Angioedema, which can present either subcutaneously or dermally, produces deeper, larger wheals (usually on... Causes ... Signs and symptoms ... Diagnosis ... Treatment
... READ EXCERPTS »
... Urticaria is a vascular skin reaction characterized by the eruption of transient pruritic wheals — smooth, slightly elevated patches with well-defined erythematous margins and pale centers of various shapes and sizes (hives). It’s... Assessment ... History ... Physical examination ... Pediatric pointers ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
... READ EXCERPTS »
... Urticaria, also known as hives, is a vascular skin reaction characterized by the eruption of transient pruritic wheals — smooth, slightly elevated patches with well-defined erythematous margins and pale centers of various shapes and sizes. It’s produced by the local... Emergency Actions ... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Patient counseling ... Pictures
... READ EXCERPTS »
... Urticaria is a vascular skin reaction characterized by the eruption of transient pruritic wheals—smooth, slightly elevated patches with well-defined erythematous margins and pale centers of various shapes and sizes. It's produced by the local release of histamine or other... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching
... READ EXCERPTS »
... Jill C. Posner, MD, MSCE
Mammalian Bites - BASICS
Mammalian Bites - description
Injury to the human skin and/or subcutaneous tissues caused by bite, causing usually local, and in some cases systemic, effects.
Mammalian ... Mammalian Bites - DIAGNOSIS ... Mammalian Bites - TREATMENT ... Mammalian Bites - FOLLOW UP ... Mammalian Bites - bibliography ... Mammalian Bites - CODES ... Mammalian Bites - PATIENT TEACHING-MED
... READ EXCERPTS »
... Jill C. Posner, MD, MSCE Snake and Insect Bites - BASICS Snake and Insect Bites - description Injury to the human skin and/or subcutaneous tissues caused by bite, envenomation, or sting, causing ... Snake and Insect Bites - DIAGNOSIS ... Snake and Insect Bites - TREATMENT ... Snake and Insect Bites - FOLLOW UP ... Snake and Insect Bites - bibliography ... Snake and Insect Bites - CODES
... READ EXCERPTS »
What is an allergy and what is it that causes some people to suffer from them? Why do allergies flare up during certain times of the year? Learn...
Allergies can leave children feeling sniffly, teary and itchy and take their toll at play and at school. Previously, allergy remedies left children...
When you have watery eyes, a runny nose, congestion and sneezing, how can you tell if it's a cold or an allergy? Find out the difference and the...
Immunotherapy is one of the most effective treatments available to allergy sufferers. Learn how allergy shots work and who should and should not get...