| Posted On Mar 16, 2015 | By: Harvard Vanguard
The PSA blood test for prostate cancer: When men need it—and when they don’t
For years, doctors have used a PSA blood test to screen men for prostate cancer. The test measures a protein made by the prostate gland, called a prostate-specific antigen (PSA).
But the PSA test can do more harm than good. Here’s why:
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