Prostate-specific Antigen (PSA) Serum Test

Prostate-specific Antigen (PSA) Serum Test

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  • Description

Test #010322Test for PSA, a glycoprotein produced exclusively in the prostate gland. Elevated PSA levels can indicate prostate cancer or a noncancerous condition such as prostatitis or an enlarged prostate.

Also Known As: PSA, Serum.


  • No Fasting required.
  • Test Type: Blood
  • Test Results: 1-2 days
  • Prostate-specific antigen (PSA) is a glycoprotein produced by the epithelial cells lining the prostatic ducts and acini. Normally, it is secreted into the prostatic ducts and is present only in prostate tissue, prostatic fluid, and seminal plasma. PSA is produced by normal, hyperplastic, and cancerous prostatic tissue. PSA is used as a tumor marker for the early detection of prostate cancer and in other areas of prostate disease management.1 The

  • Prostate-Specific Antigen Best Practice Statement: 2009 Update
  • published by the American Urologic Association1 describes the use of PSA testing for: The evaluation of men at risk for prostate cancer Assistance in pretreatment staging Risk assessment posttreatment monitoring Use as a guide in management of men who recur after primary or secondary therapy


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