FDA approves new PSA test
The FDA has approved a new kind of PSA test for determining prostate cancer risk. The company that developed the test, Beckman Coulter, Inc., claims that it can help physicians to tell the difference between prostate cancer and benign prostate conditions.
The Prostate Health Index (PHI) test is approved for use in men 50 years and older with a total PSA between 4.0 and 10 nanograms per milliliter (ng/ml) and whose physical exam does not find signs of cancer. Making a diagnosis in this PSA range requires a biopsy, but it would find cancer only 25% of the time. The PHI test is intended to help doctors determine which men with a PSA between 4.0 and 10 are most likely to have prostate cancer, potentially reducing unnecessary biopsies.
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