Methods Patients, aged <68 yrs, with adenocarcinoma of the prostate (Gleason ≤ 7, normal preoperative erectile function [EF]) were randomized post-nsRP 1:1:1 to 9-month treatment with ...

BNS: Bilateral nerve sparing; ED: Erectile dysfunction ... With the advent of robotic surgery and its use during radical prostatectomy, surgeons have been able to better identify those tissue ...

said in about 40 or 50% of cases where surgeons think they need to be very radical, and take the nerve [along] with the prostate cancer, "are actually wrong and could have spared the nerve".