Effectiveness of biologics for endoscopic healing in patients with isolated proximal small bowel Crohn’s disease

Figure 1 Representative of balloon-assisted enteroscopy images with modified Simple Endoscopic Score for Crohn’s disease scores of 1, 2, or 3. A: Small ulcers; B: Large ulcer; C: Very large ulcer; D: Ulcerated surface < 10%; E: Ulcerated surface 10%-30%; F: Ulcerated surface > 30%; G: Single stenosis which can be passed; H: Multiple stenosis which can be passed; I: Stenosis which could not be passed.