Objective:To investigate the surgical modifications as well as functional and oncological outcomes of intrafascial nerve-sparing endoscopic extraperitoneal radical prostatectomy(nsEERPE)with regard to prostate cancer(PCa)patients with large prostate volume.Method:From January 2012 to June 2016,a total of 71 consecutive low-risk PCa patients with prostate volume>75ml who underwent nsEERPE in our institution were retrospectively analyzed.The median age of patients was[M(Q_R)]66(range,62-71)years old,and the m...