Effect of periprostatic nerve blockade before transrectal ultrasound-guided prostate biopsy on patient comfort: a randomized placebo controlled study.

Background: In the present study, we assessed the efficacy and morbidity of periprostatic local anesthesia before transrectal ultrasound (TRUS)-guided biopsy of the prostate.

Methods: From August 2001 to February 2002, 98 patients underwent TRUS-guided prostate biopsy at the Department of 2nd Urology, Ankara Numune Education and Research Hospital, Ankara, Turkey. Ninety patients who fulfilled the inclusion criteria were randomized into three groups of 30 patients each.