Transitional cell carcinoma of the renal pelvis: causes of non-visualization on excretory urography.
D000368:Aged; D002295:Carcinoma, Transitional Cell / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging; D007668:Kidney / Q000473:pathology; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging*; D007682:Kidney Pelvis; D008875:Middle Aged; D010690:Phlebography; D012082:Renal Veins / Q000000981:diagnostic imaging; D014567:Urography