PSA
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PSA
August 19, 2021
What is a PSA? Why Men Should Get Screened for Prostate Cancer
What is PSA?
PSA (prostate specific antigen) is a chemical produced by the prostate gland. It functions to liquefy semen following ejaculation, aiding the transit of sperm to the egg. A small amount of PSA filtrates from the prostate into the blood circulation and can be measured by a…