RT Book, Section A1 Doherty, Gerard M. SR Print(0) ID 58107773 T1 Colitis, Ulcerative T2 Quick Answers Surgery YR 2010 FD 2010 PB The McGraw-Hill Companies PP New York, NY SN LK accesssurgery.mhmedical.com/content.aspx?aid=58107773 RD 2024/04/19 AB • Diffuse inflammatory disease confined to mucosa and submucosa• Crypts of Lieberkühn abscesses• Most commonly affects rectum• May spread to involve entire colon and distal ileum (backwash ileitis)• Diseased areas are contiguous• Increase in colorectal cancer risk