cases, colon Week 261: Case 4 April 26, 2023 pathadmin 1. Presented by Ralph Hruban, M.D. and prepared by Shien Micchelli, M.D.This elderly male with atrial fibrillation developed an acute abdomen./images/3_13_06_4a.jpg/images/3_13_06_4b.jpg/images/3_13_06_4c.jpg/images/3_13_06_4d.jpgIschemic necrosis from emboliIschemic necrosis from thrombiKayexalate induced necrosisAntibiotic colitis Loading...