Benign ulcer of the sigmoid colon. An unusual lesion that can simulate carcinoma.
D000368:Aged; D003093:Colitis, Ulcerative / Q000000981:diagnostic imaging* / Q000188:drug therapy; D012809:Colon, Sigmoid / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D003967:Diarrhea / Q000209:etiology; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D008297:Male; D010653:Phenylbutazone / Q000627:therapeutic use; D011859:Radiography; D012811:Sigmoid Neoplasms / Q000000981:diagnostic imaging
D010653:Phenylbutazone