The American Academy of Allergy, Asthma & Immunology (AAAAI) and the American
College of Allergy, Asthma & Immunology (ACAAI) have jointly accepted responsibility for …

Common variable immunodeficiency (CVID) is a common primary immunodeficiency
characterized by a failure in B-cell differentiation with defective immunoglobulin production …

Although primary immunodeficiency disorders are relatively rare, intensive investigation of
these disorders has yielded a great wealth of understanding of basic immunologic …

Common variable immunodeficiency (CVID) is a common primary immnodeficiency disease,
the hallmark of which is hypogammaglobulinemia. Due to the lack of antibodies, patients …

CLINICAL VIGNETTE A 50-year-old woman with a history of recurrent infections since her
early 20s presents for immunologic evaluation. After a medically uneventful childhood and …

CVID is a genotypically and phenotypically heterogeneous primary immune deficiency, the
genetic and clinical characteristics of which are under active investigation. Further, discovery …

In the past, primary immunodeficiency disorders (PIDs) have been described as diseases
caused by 1 or more defects of the immune system, leading to increased susceptibility to …

Common variable immunodeficiency disorders (CVIDs) are the most frequent symptomatic
primary immune deficiency condition in adults. The genetic basis for the condition is not …

Common variable immunodeficiency is a rare immune deficiency, characterized by low
levels of serum immunoglobulin G, A, and/or M with loss of antibody production. The …

Common variable immunodeficiency (CVID) represents a heterogeneous group of primary
antibody deficiency disorders characterized by recurrent infection and by inflammatory …