[Thrombocytopenia occurring in the absence of toxic exposure or a disease associated with decreased platelets. It is mediated by immune mechanisms, in most cases IMMUNOGLOBULIN G autoantibodies which attach to platelets and subsequently undergo destruction by macrophages. The disease is seen in acute (affecting children) and chronic (adult) forms. ( MSH )]
UMLS (NCI) C0043117 Relation/PAR: autoimmune disease
HEMORRHAGIC COND NOS
Purpura, Thrombocytopenic