前列腺癌是目前老年男性中常见的一种疾病。据有关资料报告,近10多年来,前列腺癌发病率呈上升趋势。2012年我国肿瘤登记地区前列腺癌发病率为9.92/10万,列男性恶性肿瘤发病率的第六位。该病发病率随着年龄的增长而增高,在55岁前处于较低水平,55岁后发病率逐渐升高,高峰年龄是70~80岁。前列腺癌的发生与其他肿瘤一样,与病因(前列腺淋 Prostate cancer is a common disease in older men. According to the data reported that the past 10 years, the incidence of prostate cancer is on the rise. In 2012, the incidence of prostate cancer in China’s cancer registration area was 9.92 / 100,000, ranking sixth in the incidence of male malignant tumors. The incidence of the disease increased with age, before the age of 55 at a low level, the incidence gradually increased after 55 years of age, the peak age was 70 to 80 years. Prostate cancer occurs like other tumors, with the cause (prostate gland