NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,615 terms related to cancer and medicine.
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- PSA test
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A laboratory test that measures the amount of prostate-specific antigen (PSA) found in the blood. PSA is a protein made by the prostate gland. The amount of PSA may be higher in men who have prostate cancer, benign prostatic hyperplasia (BPH), or infection or inflammation of the prostate. Also called prostate-specific antigen test.