Case Report
Copyright ©The Author(s) 2020.
World J Clin Cases. Dec 6, 2020; 8(23): 6095-6102
Published online Dec 6, 2020. doi: 10.12998/wjcc.v8.i23.6095
Figure 1
Figure 1 Preoperative colonoscopy images. A: An ulcerated, bleeding lesion located in the upper rectum; B: Abundant necrotic tissue (orange arrow).