Primary Immune Deficiency Disorder

Primary Immune Deficiency Disorder (PIDD) refers to a group of over 400 rare, chronic disorders in which part of the body’s immune system is either

common variable agammaglobulinemia

Common Variable Agammaglobulinemia (CVA) is a primary immunodeficiency disorder characterized by a significant reduction or absence of immunoglobulins (antibodies) in the bloodstream. This condition leads