What does PSA mean and what is a PSA used for?

The PSA test is a blood test used primarily to screen for prostate cancer. The test measures the amount of prostate-specific antigen (PSA) in your blood. PSA is a protein produced by both cancerous and noncancerous tissue in the prostate, a small gland that sits below the bladder in males.

PSA also known as Prostate-specific antigen, is a type of protein produced by cells in our body.

PSA is used to measure the level the protein in our blood.The PSA test is a blood test used primarily to screen for prostate cancer.

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