A prostate-specific antigen (PSA) test measures the amount of PSA in your blood. PSA is released by a man's prostate gland into his blood. A high PSA level may mean that you have an enlargement, infection, or cancer of the prostate.
You may have this test to:
Do not ejaculate during the 2 days before your PSA blood test, either during sex or masturbation.
Tell your doctor if you have had a:
A health professional takes a sample of your blood.
You can go back to your usual activities right away.
Watch closely for changes in your health, and be sure to contact your doctor or nurse call line if you have any questions about this test.
Follow-up care is a key part of your treatment and safety. Be sure to make and go to all appointments, and call your doctor or nurse call line if you are having problems. It's also a good idea to keep a list of the medicines you take. Ask your doctor when you can expect to have your test results.
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Current as of: May 12, 2017
Adam Husney, MD - Family Medicine
& Kathleen Romito, MD - Family Medicine & A. Evan Eyler, MD, MPH - Family Medicine, Psychiatry
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