Vedolizumab in the treatment of immune checkpoint inhibitor-induced colitis: Two case reports

Figure 1 There was marked hyperemia and edema of the mucosa from ileocecum to rectum. Diffuse mucosal erosion and superficial ulcers were visible and the mucosa was brittle and easy to bleed when exposed. A: Terminal ileum mucosa was normal; B: Erosion and superficial ulceration in ileocecal mucosa; C: Hyperemia, edema, erosion, and superficial ulceration in descending colon mucosa; D: Sigmoid colon mucosa is brittle and prone to bleeding.