Toxic megacolon complicating Crohn's disease of the colon.
D000328:Adult; D001706:Biopsy; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications* / Q000601:surgery; D003108:Colonic Diseases / Q000150:complications* / Q000601:surgery; D003424:Crohn Disease / Q000150:complications* / Q000601:surgery; D006801:Humans; D007420:Intestine, Large / Q000601:surgery; D008297:Male; D011351:Proctoscopy