Current TNM classification of renal cell carcinoma evaluated: revising stage T3a.


PURPOSE : Recent studies of rare cases of pT3a renal cell carcinoma extending directly into the adrenal gland showed worse survival than in other pT3a cases and recategorization as stage pT4 was suggested. We assessed the prognostic validity of a stage pT3a diagnosis based on perirenal fat infiltration. MATERIALS AND METHODS : The records of 1,794… (More)