Localized submucosal mucous cysts of the rectum (colitis cystica profunda).
D000328:Adult; D003092:Colitis / Q000473:pathology*; D003560:Cysts / Q000473:pathology*; D006801:Humans; D007413:Intestinal Mucosa / Q000473:pathology; D008297:Male; D009093:Mucus; D012002:Rectal Diseases / Q000473:pathology*