bladder, cases Week 251: Case 2 April 26, 2023 pathadmin 1. Presented by Jonathan Epstein, M.D. and prepared by Todd Sheridan, M.D.A 75-year-old male presented with a large bladder mass.Sarcomatoid urothelial carcinomaMalignant fibrous histiocytomaLeiomyosarcomaInflammatory myofibroblastic tumor 1. Presented by Jonathan Epstein, M.D. and prepared by Todd Sheridan, M.D.A 75-year-old male presented with a large bladder mass.