Prostate-Specific Antigen (PSA) Test in Newton, KS

A prostate-specific antigen (PSA) test is a blood test used primarily to screen for prostate cancer. The test measures the amount of prostate-specific antigen (PSA) in the 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.