Background: Endometriosis mainly affects female pelvic tissues and organs. and the presence of endometriosis in the kidney is extremely rare. Case Presentation: We report a case of a 48-year-old woman who presented with intermittent hematuria. She was found to have a cystic mass on renal ultrasonography. https://www.nacrack.com/hot-find-892-Renegade-8-great-pick/