title: Radiology case of the month. Villous adenoma or villous adenocarcinoma.
mesh_terms: D000230:Adenocarcinoma / Q000000981:diagnostic imaging*; D000236:Adenoma / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012004:Rectal Neoplasms / Q000000981:diagnostic imaging*