title: Percutaneous antegrade urography--a valuable aid in the diagnosis of renal tract pathology.
mesh_terms: D000368:Aged; D002295:Carcinoma, Transitional Cell / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D008297:Male; D014513:Ureter / Q000473:pathology; D014516:Ureteral Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D014567:Urography / Q000379:methods*; D014570:Urologic Diseases / Q000000981:diagnostic imaging