Muhammad Ayub Mansoor.
Prostate Specific Antigen and its significance- To Radiologist.
Pak J Radiol Jan ;12(4):18-9.

Prostate specific antigen (PSA) is a very useful tool in treatment of prostate cancer. Its wide spread use has improved the rate of early diagnosis. However, when used alone, PSA is a far from specific test for prostatic cancer so it can lead to performance of a large number of unnecessary biopsies.

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