Selective deficiency of IgA
Alternate Names : IgA deficiency
Definition
Selective deficiency of IgA is the most common immune deficiency disorder. Persons with this disorder have low or absent blood levels of a special protein called immunoglobulin A.
Overview, Causes, & Risk Factors
IgA deficiency is inherited, which means it is passed down through families. It may be inherited as an autosomal dominant or autosomal recessive trait. It is found in approximately 1 in 700 individuals of European origin. It is less common in people of other ethnicities. See also: Celiac disease - sprue
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