Transrectal

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EXPERT

Prostate Biopsy: What is It and How Does It Work?

A prostate biopsy is a test performed to diagnose prostate cancer. There are two main reasons why a prostate biopsy might be performed.

  • A man has a high prostate specific antigen (PSA) level. This is a blood test used to screen men for prostate cancer. A rising PSA or elevated PSA can suggest that a cancer is developing in the prostate gland.
  • The physician feels an abnormality or bump in the prostate gland.

A transrectal ultrasound (TRUS) guided prostate biopsy is usually performed in the...

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