title: Radiologic technique to mark ureteral calculi for extracorporeal shock-wave lithotripsy.
abstract: A technique is described to bypass ureteral calculi with a catheter and radiologically mark the exact position of the calculus on the horizontal and vertical planes to perform extracorporeal shock-wave lithotripsy.
mesh_terms: D003558:Cystoscopy; D006801:Humans; D008096:Lithotripsy / Q000379:methods*; D011859:Radiography; D013690:Television; D014514:Ureteral Calculi / Q000000981:diagnostic imaging* / Q000628:therapy; D014546:Urinary Catheterization / Q000379:methods