Common Variable Immune Deficiency

Common Variable Immunodeficiency (CVID) is an antibody deficiency that leaves the immune systemunable to defend against bacteria and viruses, resulting in recurrent and often severe infections primarily affecting the ears, sinuses, and respiratory tract.  (sinopulmonary READ MORE

Common Variable Immune Deficiency2018-06-21T19:21:44+00:00

IgG Subclass Immune Deficiency

The main immunoglobulin (Ig) in human blood is IgG. This is the second most abundant circulating protein and contains long-term protective antibodies against many infectious agents. IgG is a combination of four slightly different READ MORE

IgG Subclass Immune Deficiency2018-06-21T19:57:44+00:00

Selective IgA Deficiency

Selective IgA Deficiency is the most common primary immunodeficiency disease (PIDD). People with this disorder have absent levels of a blood protein called immunoglobulin A (IgA). IgA protects against infections of the mucous membranes lining the READ MORE

Selective IgA Deficiency2018-06-21T20:34:35+00:00

Specific Antibody Deficiency

Among the five classes of immunoglobulins: IgG, IgA, IgM, IgD, and IgE, IgG has the predominant role in protection against infection. Some patients have normal levels of immunoglobulins and all forms of IgG, but READ MORE

Specific Antibody Deficiency2018-06-21T20:37:34+00:00
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