title: Polypoid lesions of the colon.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology; D000236:Adenoma / Q000473:pathology; D001466:Barium Sulfate; D001706:Biopsy; D003110:Colonic Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D004733:Enema; D005500:Follow-Up Studies; D006801:Humans; D011127:Polyps / Q000145:classification / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D011859:Radiography; D012812:Sigmoidoscopy
chemical_list: D001466:Barium Sulfate