Endoscopy in inflammatory bowel disease: Role in diagnosis, management, and treatment

Table 4 Rutgeerts score for Crohn’s disease recurrence at ileocolonic anastomoses[35]

i0 no lesions in neoterminal ileum

i1 < 5 aphthous lesions in neoterminal ileum

i2 > 5 aphthous lesions with normal mucosa, skip areas with larger lesions, anastomotic lesions

i3 diffuse aphthous ileitis

i4 diffuse inflammation with ulcer, nodules, and/or stenosis