Part of the Immune System That Is Affected |
Disorder |
Humoral immunity: Problems with B cells (lymphocytes) and their production of antibodies |
Deficiency of a specific antibody (selective immunoglobulin deficiency), such as IgA deficiency |
Cellular immunity: Problems with T cells (lymphocytes) |
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Combined humoral and cellular immunity: Problems with B and T cells |
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Phagocytes: Problems with the movement or killing activity of these cells |
Chédiak-Higashi syndrome (rare) |
Complement proteins: Deficiency of complement proteins |
Complement component 1 (C1) inhibitor deficiency (hereditary angioedema) C3 deficiency C4 deficiency C5, C6, C7, C8, and/or C9 deficiency |