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当总ＰＳＡ介于 2 .5～ 9.9ｎｇ/ｍｌ之间时 ,游离ＰＳＡ比值或游离ＰＳＡ百分比对评估患者患前列腺癌的危险性具有辅助诊断意义。总ＰＳＡ与癌检出率之间的关系受患者种族因素的影响 ,但游离ＰＳＡ百分比与癌检出率之间的关系尚无文献报道 ,作者就此进行了研究。在美国一家退
When the total PSA is between 2.5 and 9.9 ng / ml, the free PSA ratio or the percentage of free PSA is of diagnostic diagnostic value for assessing the risk of developing prostate cancer in patients. The relationship between total PSA and the detection rate of cancer is influenced by the racial factors of patients. However, the relationship between the percentage of free PSA and the detection rate of cancer has not been reported in the literature. In the United States retreat