Complications after radical operations for cancer of the rectum and colon.
D003110:Colonic Neoplasms / Q000601:surgery*; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology; D010538:Peritonitis / Q000209:etiology; D011183:Postoperative Complications; D012004:Rectal Neoplasms / Q000601:surgery*