cases, rectum Week 252: Case 4 April 26, 2023 pathadmin 1. Presented by Pedram Argani, M.D. and prepared by Natasha Rekhtman, M.D., Ph.D.62 year old male who undergoes proctocolectomy s/p chemoradiation for colonic adenocarcinoma. The section is from the anal margin.images/1 9 05 case 4 1.jpgimages/1 9 05 case 4 2.jpgimages/1 9 05 case 4 3.jpgimages/1 9 05 case 4 4.jpgimages/1 9 05 case 4 5.jpgNegative for tumorMelanoma in situSquamous cell carcinoma in situPaget's disease of the anus Loading...