A rare chronic hematologic disorder characterized by the simultaneous or sequential association of autoimmune hemolytic anemia (AIHA; a disorder in which auto-antibodies are directed against red blood cells causing anemia of varying degrees of severity) with immune thrombocytopenic purpura (ITP; a coagulation disorder in which auto-antibodies are directed against platelets causing hemorrhagic episodes) and occasionally autoimmune neutropenia, in the absence of a known underlying etiology.

Necrosis of the myocardium caused by an obstruction of the blood supply to the heart and often associated with chest pain, shortness of breath, palpitations, and anxiety as well as characteristic EKG findings and elevation of serum markers including creatine kinase-MB fraction and troponin.