Clinical Gastroenterology Journal

The transformation of Ulcerative colitis to Crohn’s disease is not frequently observed in clinical practice. In the present case, a 61-years old man underwent colectomy for Ulcerative Colitis. The postoperative pathological finding reports showed the ulcerative colitis progressed into Crohn’s disease. This is the first report of the accidental finding of CD in a patient underwent surgery for UC in the Chongqing medical university first affiliated hospital. Although most of the clinicians view both diseases as two different entities, present case views Crohn’s Disease as a continuation of Ulcerative Colitis.