Percutaneous nephrostomy.
D003287:Contrast Media; D004322:Drainage; D006801:Humans; D007674:Kidney Diseases / Q000628:therapy; D007682:Kidney Pelvis / Q000000981:diagnostic imaging / Q000601:surgery*; D011859:Radiography; D013679:Technology, Radiologic; D014054:Tomography; D014546:Urinary Catheterization
D003287:Contrast Media