prostate-specific antigen


prostate–specific antigen

noun

Definition of PROSTATE-SPECIFIC ANTIGEN

:  a protease secreted by epithelial cells of the prostate gland that is used in the diagnosis of prostate cancer since its concentration in blood serum tends to be proportional to the clinical stage of the disease —abbreviation PSA

First Known Use of PROSTATE-SPECIFIC ANTIGEN

1981

prostate–specific antigen

noun    (Medical Dictionary)

Medical Definition of PROSTATE–SPECIFIC ANTIGEN

: a protease that is secreted by the epithelial cells of the prostate and is used in the diagnosis of prostate cancer since its concentration in the blood serum tends to be proportional to the clinical stage of the disease—abbreviation PSA

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