case_images: PMC5938805_01
case_images: Ulceration visualized on colonoscopy. Colonoscopy conducted 12 months post-HSCT showing healthier tissue in the periphery and a central area of ulceration
case_images: 13223_2018_243_Fig1_HTML.jpg
case_images: PMC5938805_01_13223_2018_243_Fig1_HTML.jpg
case_images: Fig1
case_images: Repeat colonoscopy 1 month later showed very severe disease with ulceration (Fig. 1) and mucosal bridging (Fig. 2) with no improvement or interval change.   