Phase III Endoscopy Safety Trials Mucosal Grading Scale

* An erosion is defined as any break in the mucosa without depth

** An ulcer is defined as any break in the mucosa at least 3 mm in diameter with unequivocal depth

Grade Description

0 No visible lesions (normal mucosa)

1 1-10 petechiae

2 ᡂ petechiae

3 1-5 erosions*

4 6-10 erosions

5 11-25 erosions

6 ᡑ erosions

7 Ulcer**