前列腺,肥大又称为前列腺增生,是男性老年人常见的疾病。1981年杨建全等报告我国人前列腺增生发病率调查中,45～75岁城市居民811人的发病率为38.3%。显然,随着平均寿命不断延长,发病率必然相应增加。前列腺是男性生殖器官中最大的附属性腺。腺体大小与年龄变化有关。幼儿时极小,主要由平滑肌及结缔组织构成,腺组织 Prostate, hypertrophy also known as benign prostatic hyperplasia, is a common disease in men and the elderly. In 1981, Yang Jianquan et al. Reported the incidence of benign prostatic hyperplasia in our country. The incidence of 811 urban residents aged 45-75 years was 38.3%. Obviously, as the average life expectancy continues to increase, the incidence is bound to increase accordingly. The prostate is the largest accessory gonad in male genital organs. Gland size and age changes. Infancy is very small, mainly composed of smooth muscle and connective tissue, glandular tissue