Table 2.

Rutgeerts Scale of Postoperative Endoscopic Recurrence^*

Grade	Endoscopic Findings
0	No lesions
1	< 5 aphthous lesions
2	> 5 aphthous lesions with normal mucosa between the lesions, or skip areas of larger lesions, or lesions confined to the ileocolonic anastomotic lining (< 1 cm)
3	Diffuse aphthous ileitis with diffusely inflamed mucosa
4	Diffuse ileal inflammation with larger ulcers, nodules, or narrowing

^*Hyperemia and edema alone are not considered as signs of recurrence.