fifty patients with clinical stage b2 prostatic carcinoma and proved negative pelvic lymph nodes have been subjected to radical prostatectomy : 43 ( 86 per cent ) had tumor confined to the prostate on histologic examination of the radical prostatectomy specimen , 6 ( 12 per cent ) had microscopic capsular invasion and 2 ( 4 per cent ) had microscopic invasion of the seminal vesicles .
C0033572
prostate
C0194810
radical prostatectomy