Atonic megacolon.
D000293:Adolescent; D000328:Adult; D003082:Colectomy; D003109:Colonic Diseases, Functional / Q000000981:diagnostic imaging / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008531:Megacolon / Q000000981:diagnostic imaging / Q000503:physiopathology / Q000601:surgery*; D008875:Middle Aged; D011859:Radiography