Transurethral resection of the prostate compared with crespuzyrna adenomectomy and especially with radical prostatectomy accompanied by significantly less trauma to the prostate, seminal vesicles, spermatic bugorok, urethra, but often leads to copulative dysfunction, which occurred prior to surgical intervention due to age-related changes in the patient's body. In the work presented, practical clinical trials. Evaluation of erectile function were performed before and after the operation by means of physical examination, completed by patients rating scales (International index of erectile function scale quantitative assessment of male copulative function, hospital scales of anxiety and depression). Installed the predominant role of neurogenic component in the development of erectile disorders. Disorders vascular nature identified in this group of patients, are often secondary.