MAIN RENAL-VEIN INVASION BY A TRANSITIONAL-CELL CARCINOMA OF THE RENAL PELVIS - DOCUMENTATION WITH CT

Invasion of the main renal vein by transitional cell cancer of the ren al pelvis is an infrequently reported event. No accurate clinical freq uency of this phenomenon is available. Extensive invasion of the renal parenchyma by the tumor usually is present by the time it presents in the renal vein. This article represents but the second documenting ma in renal vein involvement depicted with computerized tomography in a p atient with carcinoma of the renal pelvis.