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Common Variable Immunodeficiency

Common Variable Immunodeficiency: Introduction

Common Variable Immunodeficiency: CVI is also called hypogammaglobulinemia, adult-onset agammaglobulinemia, late-onset hypogammaglobulinemia, and acquired ... more about Common Variable Immunodeficiency.

Common Variable Immunodeficiency: An immunodeficiency disorder involving low blood gamma globulin levels which results in an increased susceptibility to infections. The condition may be inherited or can be caused by certain drugs (levamisole, hydantoin and carbamazepine). More detailed information about the symptoms, causes, and treatments of Common Variable Immunodeficiency is available below.

Symptoms of Common Variable Immunodeficiency

Treatments for Common Variable Immunodeficiency

Home Diagnostic Testing

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Wrongly Diagnosed with Common Variable Immunodeficiency?

Common Variable Immunodeficiency: Related Patient Stories

Common Variable Immunodeficiency: Deaths

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Diagnostic Tests for Common Variable Immunodeficiency

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Common Variable Immunodeficiency: Complications

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Causes of Common Variable Immunodeficiency

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Disease Topics Related To Common Variable Immunodeficiency

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Less Common Symptoms of Common Variable Immunodeficiency

Common Variable Immunodeficiency: Undiagnosed Conditions

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Misdiagnosis and Common Variable Immunodeficiency

Vitamin B12 deficiency under-diagnosed: The condition of Vitamin B12 deficiency is a possible misdiagnosis of various conditions, such as multiple sclerosis (see symptoms of multiple sclerosis). See symptoms of Vitamin more »

Common Variable Immunodeficiency: Research Doctors & Specialists

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Hospitals & Clinics: Common Variable Immunodeficiency

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Evidence Based Medicine Research for Common Variable Immunodeficiency

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Research about Common Variable Immunodeficiency

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Clinical Trials for Common Variable Immunodeficiency

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Statistics for Common Variable Immunodeficiency

Common Variable Immunodeficiency: Broader Related Topics

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Article Excerpts about Common Variable Immunodeficiency

CVI is also called hypogammaglobulinemia, adult-onset agammaglobulinemia, late-onset hypogammaglobulinemia, and acquired agammaglobulinemia. CVI is relatively common. Infants sometimes have symptoms of CVI, though in most cases symptoms do not show up until the second or third decade of life. (Source: excerpt from Primary Immune Deficiency, NIAID Fact Sheet: NIAID)

Definitions of Common Variable Immunodeficiency:

Heterogeneous group of immunodeficiency syndromes characterized by hypogammaglobulinemia of most isotypes, variable B-cell defects, and the presence of recurrent bacterial infections. - (Source - Diseases Database)

Common Variable Immunodeficiency is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Common Variable Immunodeficiency, or a subtype of Common Variable Immunodeficiency, affects less than 200,000 people in the US population.
Source - National Institutes of Health (NIH)

Ophanet, a consortium of European partners, currently defines a condition rare when it affects 1 person per 2,000. They list Common Variable Immunodeficiency as a "rare disease".
Source - Orphanet

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