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

Figure 3 There were observed obvious hyperemia and edema in the colon and rectum mucosa and diffuse mucosal erosion, ulcers and bleeding. The ulcers were covered with white fur and the intestinal mucosa was brittle and prone to bleeding when exposed. A: Mucosal erosion, ulceration and marked errhysis of transverse colon proximal splenic flexion of colon; B: Diffuse ulceration with white fur in descending colon mucosa; C: Erosion and superficial ulceration in sigmoid colon mucosa.