Teenager with cystic fibrosis and abdominal pain Pediatric Imaging Gastrointestinal April 27, 2019July 16, 2019 AXR (left) shows a distal small bowel obstruction. Water-soluble contrast enema (right) shows the cecum flipped up into the left upper quadrant with the stool-filled terminal ileum outlined by contrast just beneath it. The diagnosis was distal intestinal obstruction syndrome. Related Published April 27, 2019July 16, 2019