The small bowel enema.
D001466:Barium Sulfate; D004733:Enema / Q000379:methods*; D006801:Humans; D007410:Intestinal Diseases / Q000000981:diagnostic imaging; D007421:Intestine, Small / Q000000981:diagnostic imaging*; D007441:Intubation, Gastrointestinal; D011859:Radiography
D001466:Barium Sulfate