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Crohn disease vs ulcerative colitis


                                Crohn disease         ulcerative colitis

     location                   right side            left side
     ulcers                     deep                  shallow
     contraction                no                    yes
     ileocecal valve            thickened             gaping
     fistulae                   yes                   no
     eccentricity               yes                   no
     rate of carcinoma          slight increase       marked increase
     megacolon                  unusual               yes

| CHORUS | Yong H. Hahn, MD 12/29/91 |