cases, retroperitoneum Week 546: Case 2 April 26, 2023 pathadmin 1. Presented by Pedram Argani, M.D. and prepared by Jeremy Vincent M.D.This is a 53 year old female with a retroperitoneal mass.images/vincent/5661_1_low res.jpgimages/vincent/5661_2_low res.jpgimages/vincent/5661_3_low res.jpgimages/vincent/5661_desmin_low res.jpgLeiomyosarcomaAngiomyolipomaCongenital mesoblastic nephroma, cellular typeAngiosarcoma Loading...