acquired thrombocytopenia thrombotic thrombocytopenic purpura acquired thrombotic thrombocytopenic purpura https://www.malacards.org/card/immune_mediated_thrombotic_thrombocytopenic_purpura MONDO:0019740 UMLS:C2584778 NCIT:C131653 MEDGEN:391723 acquired ADAMTS13 deficiency MESH:C536901 purpura, thrombotic thrombocytopenic TTP GARD:0004607 acquired thrombotic thrombocytopenic purpura SCTID:438476003 acquired TTP Moschowitz syndrome autoimmune thrombotic thrombocytopenic purpura NANDO:1200318 NANDO:1200319 Orphanet:93585 idiopathic thrombotic thrombocytopenic purpura Acquired thrombotic thrombocytopenic purpura is the non-hereditary form of thrombotic thrombocytopenic purpura (TTP), characterized by profound peripheral thrombocytopenia, microangiopathic hemolytic anemia (MAHA) and single or multiple organ failure of variable severity.