Prostate-specific antigen velocity and repeated measures of prostate-specific antigen

被引:42
作者
Carter, HB
Pearson, JD
机构
[1] JOHNS HOPKINS UNIV,SCH MED,DEPT UROL,BALTIMORE,MD 21205
[2] JOHNS HOPKINS UNIV,SCH MED,DEPT ONCOL,BALTIMORE,MD 21205
[3] MERCK & CO INC,DIV RES,W POINT,PA
关键词
D O I
10.1016/S0094-0143(05)70380-3
中图分类号
R5 [内科学]; R69 [泌尿科学(泌尿生殖系疾病)];
学科分类号
1002 ; 100201 ;
摘要
Prostate-specific antigen velocity (PSAV), or rate of change in PSA, is a concept that considers the changes in PSA between measurements adjusted for the elapsed time between the measurements. Because there is substantial individual variability between PSA measurements, a simple change in PSA is not useful as a marker for prostate cancer; however, studies suggest that if PSAV is evaluated during at least 1.5 to 2 years, (1) less than 5% of men without prostate cancer have a PSAV of 0.75 ng/mL per year or more and (2) more than 70% of men with prostate cancer have a PSAV of 0.75 ng/mL, per year or more. These data suggest that PSAV is a specific marker for prostate cancer that can be used as one method for assessing the risk that prostate cancer is present.
引用
收藏
页码:333 / &
页数:7
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