cases, colon Week 525: Case 1 April 26, 2023 pathadmin 1. Presented by Pedram Argani, M.D. and prepared by Jeremy Vincent M.D.This is a 48 year old male who has HIV and develops toxic megacolon after treatment with antibiotics.images/vincent/5517_01.jpgimages/vincent/5517_02.jpgimages/vincent/5517_03.jpgIschemic colitisIdiopathic inflammatory bowel diseaseCytomegalovirus infetionPseudomembranous colitis Loading...