Represents a stenosed featureless colon.
The differential diagnosis for this includes:
- Long standing (burnt out) ulcerative colitis
- Granulomatous colitis
- Unused bowel (bypassed colon with ileostomy)
- Cathartic bowel (rare – usually right colon, spares rectum)
- Colonic amyloidosis
- Scleroderma
Ulcerative Colitis – Barium