良性前列腺增生(BPH)是老年男性的常见病。其病理改变为围绕尿道周围前列腺移行带的上皮和间质细胞增生,增生的细胞形成多个小瘤体,再融合为彼此分隔的较大的腺瘤。增大的腺体、膀胱颈出口梗阻和前列腺平滑肌张力增加等使之产生一系列的临床症状,具体描述为良性前列腺 Benign prostatic hyperplasia (BPH) is a common disease in older men. The pathological changes are epithelial and interstitial cell proliferation around the prostate transitional zone around the urethra, where proliferating cells form multiple small tumors that are fused to larger adenomas separated from each other. Increased glands, bladder outlet obstruction and increased prostate smooth muscle tension so that it produces a series of clinical symptoms, specifically described as benign prostatic