Prostate cancer detection in men with a 'normal' total prostate-specific antigen (PSA) level using percentage free PSA: a prospective screening study

作者: Edward W.J. Rowe , Mark E. Laniado , Marjorie M. Walker , Anup Patel

DOI: 10.1111/J.1464-410X.2005.05514.X

关键词:

摘要: OBJECTIVE To assess the utility of percentage free/total prostate-specific antigen (f/tPSA) levels for detecting prostate cancer in a prospectively screened population men with ‘normal’ total PSA level. PATIENTS AND METHODS Men aged 50–65 years were contacted via their general practitioner and invited screening. All had f/tPSA measured; those meeting biopsy criteria (PSA 1.1–3.99 ng/mL ≤ 20%) offered biopsy. The detection rate was then evaluated compared other methods detection. In all, 773 screened, whom 115 met agreed to undergo biopsy. RESULTS Cancer detected 13 (11.3%) most would have been missed by lowering age-adjusted threshold 2.5 ng/mL. There no significant difference values without cancer. Those cancers that could be found clinically significant. CONCLUSION In this study solely on basis low value. Most simply PSA. Using level may allow at time when they are likely benefit from treatment.

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