title: Obstruction of the ileocecal valve by an adenomatous polyp mimicking regional enteritis.
mesh_terms: D002430:Cecal Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D003424:Crohn Disease / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D007080:Ileocecal Valve / Q000473:pathology; D007417:Intestinal Polyps / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D008297:Male; D008875:Middle Aged; D011859:Radiography