title: Ultrasound demonstration of radiographically obscure small bowel obstruction.
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D007415:Intestinal Obstruction / Q000175:diagnosis* / Q000000981:diagnostic imaging; D007421:Intestine, Small / Q000000981:diagnostic imaging; D011859:Radiography; D014463:Ultrasonography