cases, kidney Week 320: Case 1 April 26, 2023 pathadmin 1. Presented by Jonathan Epstein, M.D. and prepared by Wang (Steve) Cheung, M.D., Ph.D.A 58-year-old woman was found to have a mid to upper pole renal multicystic mass.Clear cell carcinomaCystic nephromaPapillary renal cell carcinomaMixed epithelial stromal tumor 1. Presented by Jonathan Epstein, M.D. and prepared by Wang (Steve) Cheung, M.D., Ph.D.A 58-year-old woman was found to have a mid to upper pole renal multicystic mass.