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All patients with suspected hearing loss require formal audiologic testing to characterize the nature (conductive, sensorineural, mixed) and extent of the loss. Early treatment is essential, as is early habilitation for those in whom the hearing loss is not... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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... Hypogammaglobulinemia
Congenital
X-linked agammaglobulinemia
Selective IgA deficiency
Severe combined immunodeficiency
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... The environment contains thousands of pathogenic microorganisms — viruses, bacteria, fungi, and parasites. Ordinarily, we protect ourselves from infectious organisms and other harmful invaders through an elaborate network of safeguards — ... Host defense system ... Antigens ... B lymphocytes ... T lymphocytes ... Macrophages ... Cytokines ... Complement system ... Polymorphonuclear leukocytes ... Immune disorders ... Hypersensitivity disorders ... Type I hypersensitivity (allergic disorders)
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... Common variable immunodeficiency is characterized by progressive deterioration of B-cell (humoral) immunity, resulting in increased susceptibility to infection. Unlike X-linked hypogammaglobulinemia, this disorder (also known as acquired... Causes ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations
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... X-linked infantile hypogammaglobulinemia is a recessive, congenital disorder in which all five immunoglobulins (Ig) — IgM, IgG, IgA, IgD, and IgE — and circulating B cells are absent or deficient but T cells are intact. It’s also... Causes and incidence ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations
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... Also called acquired hypogammaglobulinemia and agammaglobulinemia with immunoglobulin-bearing B cells, common variable immunodeficiency is characterized by progressive deterioration of B-cell (humoral) immunity. This results in increased susceptibility to... Causes ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations
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... Chronic fatigue and immune dysfunction syndrome (CFIDS) — also known as chronic fatigue syndrome, chronic Epstein-Barr virus [EBV], benign myalgic encephalomyelitis, and “Yuppie flu” — is typically marked by debilitating fatigue,... Causes ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations ... Pictures
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... Elena Elizadeth Perez, MD, PhD Common Variable Immunodeficiency - BASICS Common Variable Immunodeficiency - description A heterogeneous immunodeficiency syndrome characterized by:... Common Variable Immunodeficiency - DIAGNOSIS ... Common Variable Immunodeficiency - TREATMENT ... Common Variable Immunodeficiency - FOLLOW UP ... Common Variable Immunodeficiency - bibliography ... Common Variable Immunodeficiency - CODES ... Common Variable Immunodeficiency - PATIENT TEACHING-MED ... Common Variable Immunodeficiency - FAQ
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... Timothy Andrews, MD Hypogammaglobulinemia - BASICS Hypogammaglobulinemia - description Humoral immunodeficiency signified by low or absent immunoglobulin levels, as compared with age-matched controls, and defective specific antibody... Hypogammaglobulinemia - DIAGNOSIS ... Hypogammaglobulinemia - TREATMENT ... Hypogammaglobulinemia - FOLLOW UP ... Hypogammaglobulinemia - bibliography ... Hypogammaglobulinemia - CODES ... Hypogammaglobulinemia - FAQ
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... Mathew Fogg, MD Immunoglobulin A Deficiency - BASICS Immunoglobulin A Deficiency - description Serum IgA <5 mg/dL and a normal serum IgG and IgM, in patients >1 year Immunoglobulin A Deficiency - epidemiology Prevalence is ~1 in 500>... Immunoglobulin A Deficiency - DIAGNOSIS ... Immunoglobulin A Deficiency - TREATMENT ... Immunoglobulin A Deficiency - FOLLOW UP ... Immunoglobulin A Deficiency - bibliography ... Immunoglobulin A Deficiency - CODES ... Immunoglobulin A Deficiency - PATIENT TEACHING-MED ... Immunoglobulin A Deficiency - FAQ
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... Adda Grimberg, MD Acquired Hypothyroidism - BASICS Acquired Hypothyroidism - description Hypothyroidism that occurs after the neonatal period Acquired Hypothyroidism - epidemiology Acquired Hypothyroidism - ... Acquired Hypothyroidism - DIAGNOSIS ... Acquired Hypothyroidism - TREATMENT ... Acquired Hypothyroidism - FOLLOW UP ... Acquired Hypothyroidism - bibliography ... Acquired Hypothyroidism - CODES ... Acquired Hypothyroidism - FAQ
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Fat changes known as lipodystrophy can be very disturbing to people receiving antiretroviral therapy for HIV. Listen to experts discuss some...
People with HIV can experience many changes in their bodies. Listen to experts explain why people with HIV lose body weight and muscle mass and what...
Liver problems may be difficult to avoid when taking HIV medicines. But most problems are relatively mild and do not prevent people with HIV from...
The benefits of HIV treatments often come with side effects, some of them strong enough to keep people from taking their medications. Join Drs....