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PSA failure Audio
PSA fail·ure [ � fayl-yer ]
Definitions related to psa failure:
  • A rise in the blood level of PSA (prostate-specific antigen) in prostate cancer patients after treatment with surgery or radiation. PSA failure may occur in patients who do not have symptoms. It may mean that the cancer has come back.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • (biochemical recurrence) Usually used regarding prostate cancer. It refers to a post-treatment increase in the level of prostate-specific antigen in the bloodstream, indicating that prostate cancer has recurred or spread following the original treatment. Also called biochemical failure.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
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