This article was reviewed by Darragh O’Carroll, MD. Prostate-specific antigen (PSA) is a term you’ll probably become familiar with once you start getting screened regularly for prostate cancer ...
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The Cancer Test Every Man Over 50 Should Ask About
A PSA test measures the level of prostate-specific antigen (PSA), a protein that your prostate gland produces, in a sample of your blood. PSA levels can increase due to prostate cancer or other ...
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