In Prostate Unit, Mansoura urology and nephrology center, sexually active patients presented with LUTS secondary to BPO who failed medical treatment will be scheduled for GreenLightTM Laser PVP. BPH surgical candidates are patients presented with LUTS secondary to BOO due to BPH who failed medical treatment with IPSS score >15 and Peak urinary flow rate Qmax < 15 ml/min with at least 125 ml voided volume.