title: A solitary submucosal cyst in the sigmoid colon: report of a case.
mesh_terms: D000368:Aged; D012809:Colon, Sigmoid; D003108:Colonic Diseases / Q000000981:diagnostic imaging / Q000473:pathology; D003560:Cysts / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D011859:Radiography; D012811:Sigmoid Neoplasms / Q000000981:diagnostic imaging