Prostate Cancer-screening Test May Be Compromised By Lifestyle And Demographic Factors
13th Dec 2005, 03:08 GMT
The reliability of a prostate cancer-screening test may be compromised by lifestyle and demographic factors, according to a new study. Published in the January 15, 2006 issue of CANCER (http://www.interscience.wiley.com/cancer-newsroominterscience.wiley.com/cancer-newsroom), a peer-reviewed journal of the American Cancer Society, the study reveals the (rate of) change in concentration of prostate specific antigen (PSA) over time--a calculation called PSA velocity--can be significantly affected by age, race, and diet, leading to falsely lower or elevated values and possible misinterpretation by doctors... click link for more info.
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