Toxic or non-toxic megacolon.
D000368:Aged; D003092:Colitis / Q000150:complications; D003093:Colitis, Ulcerative / Q000175:diagnosis*; D003424:Crohn Disease / Q000150:complications; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008531:Megacolon / Q000175:diagnosis*; D008532:Megacolon, Toxic / Q000175:diagnosis*