title: Thrombotic thrombocytopenic purpura.
mesh_terms: D000328:Adult; D002908:Chronic Disease; D005260:Female; D006493:Heparin / Q000627:therapeutic use*; D006801:Humans; D011697:Purpura, Thrombotic Thrombocytopenic / Q000188:drug therapy*; D012008:Recurrence
chemical_list: D006493:Heparin