cases, testis Week 558: Case 2 April 26, 2023 pathadmin 1. Presented by Jonathan Epstein, M.D. and prepared by Nathan Cuka, M.D.A 64 year old male presented with a testicular mass and underwent an orchiectomy.Malignant papillary mesotheliomaBorderline serous tumorWell-differentiated mesothelioma 1. Presented by Jonathan Epstein, M.D. and prepared by Nathan Cuka, M.D.A 64 year old male presented with a testicular mass and underwent an orchiectomy.