Case Report
Copyright ©The Author(s) 2020.
World J Gastrointest Endosc. Sep 16, 2020; 12(9): 304-309
Published online Sep 16, 2020. doi: 10.4253/wjge.v12.i9.304
Figure 1
Figure 1 The colonoscopy. A: Colonoscopy revealed a 12-mm reddish polyp in the sigmoid colon; B: Indigo carmine staining revealed a depression on the left and a flat area on the right side.