In TURP, the surgeon passes a resectoscope into the bladder…

In TURP, the surgeon passes a resectoscope into the bladder through the urethra and resects successive pieces of tissue from around the bladder neck and the lobes of the prostate gland, leaving the capsule intact. TURP is traditionally indicated for patients with benign obstructive disease of the prostate. A TURP would be indicated for a patient with malignant prostatic disease under which of the following conditions?