良性前列腺增生（ＢＰＨ）是一种５０岁以上中 老年男性常见的疾病，且发病率随着年龄的增长而增高，其主要表现为尿路梗阻甚至完全性尿潴留以及膀胱刺激症状，且常出现多种并发症，严重影响患者的生活质量。随着我国工业化水平的日益提高，动物蛋白摄入量的逐步增多和寿命的延 Benign prostatic hyperplasia (BPH) is a common disease in middle-aged and elderly men over the age of 50, and the incidence increases with age, which is mainly manifested as urinary tract obstruction and even complete urinary retention and bladder irritation, and often appear A variety of complications, seriously affecting the quality of life of patients. With the increasing level of industrialization in our country, the intake of animal protein gradually increases and the life span