前列腺癌是泌尿系最常见的的恶性肿瘤之一。在世界范围内,前列腺癌发病率在男性所有恶性肿瘤中位居第二位;在美国,前列腺癌的发病率已经超过肺癌,成为第一位危害男性健康的肿瘤;而在亚洲,前列腺癌的发病率远远低于欧美国家。在我国2009年前列腺癌的发病率在男性所有肿瘤中位居第六位,近年来,我国前列腺癌的发病率 Prostate cancer is one of the most common malignancies in the urinary tract. In the world, the incidence of prostate cancer ranks second in all male malignancies; in the United States, the incidence of prostate cancer has surpassed that of lung cancer and became the first cancer to endanger men’s health. In Asia, the incidence of prostate cancer The incidence is far lower than in Europe and the United States. In our country in 2009 the incidence of prostate cancer ranked sixth in all male tumors, in recent years, the incidence of prostate cancer in our country