Contrast enema shows:
- rectal catheter in situ, balloon inflated
- gastric tube with tip in the gastric body
- increased calibre of gas filled, dilated proximal small bowel loops compared with the prior x-ray
- rectum of normal calibre, with normal rectosigmoid ratio
- contrast opacification of the colon and ileum
- the colon is small without abrupt focal change in calibre
- contrast does not enter the dilated loops of small bowel
- no evidence of perforation