Figure 1

Urethrocystoscopic view in case 2. (a, b) Appearance of the prostate cancer protruding into the bladder neck from the prostatic urethra, during flexible urethrocystoscopy. (c, d) Transurethral incision of the bladder neck with the knife-type electrode of the transurethral resection system.Arrowheads indicate the prostate ductal adenocarcinoma protruding into the bladder neck. Arrows indicate the transurethral incision of the bladder neck.