Segmental dilatation of the colon.
D000293:Adolescent; D012809:Colon, Sigmoid; D003108:Colonic Diseases / Q000150:complications / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D003248:Constipation / Q000209:etiology; D004106:Dilatation; D005724:Ganglia; D006801:Humans; D008297:Male; D011859:Radiography; D012007:Rectum / Q000601:surgery