FREE PSA – SERUM
The free prostrate- specific antigen test, also known as free PSA test is used to help detect signs of prostate cancer. By measuring the levels of unbound prostate- specific antigen in blood, issues like prostate or the cancer can be diagnosed.
How to prepare for the test?
The sample must not be drawn within 7 days of Digital Rectal Examination or Rectal Prostatic Ultrasonography.