Backwash ileitis is seen in
Ans. is 'a' i.e., Ulcerative colitis Ulcerative colitis always involves the rectum and extends proximally in continuous fashion to involve pa or all pa of the colon. Involvement of terminal ileum in ulcerative colitis is called backwash ileitis
Ulcerative colitis
Crohn's disease
Colonic carcinoma
heal polyp