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ＰＳＡ早已广泛应用于前列腺癌的诊断，但关于ＰＳＡ的诊断意义的界定才刚刚开始。不同的人群连续的ＰＳＡ检查是否有意义，ＰＳＡ检查的开始及停止年龄，ＰＳＡ检查的间隔时间等。制订出关于ＰＳＡ检查的标准，对早期发现可治愈前列腺癌很有意义［１］。１ＰＳＡ作为一个筛选
PSA has long been widely used in the diagnosis of prostate cancer, but the definition of the diagnostic significance of PSA has just begun. Continuous PSA test in different populations makes sense, PSA start and stop the age, PSA test interval and so on. The development of standards for PSA testing is of great interest in the early detection of curable prostate cancer [1]. 1PSA as a filter