Although the risk of finding a cancer on biopsy is directly related to PSA levels below 4 μg/L, there is no PSA value below which a man has no risk of prostate cancer. Moreover, this statement applies not just to any grade of prostate cancer, but even to high grade cancers where disease progression in the absence of

Its importance is that it is a harsh reminder of the failures as opposed to the benefits of screening. Older men with normal PSA values of 4 μg/L or below should still be on the lookout for warning signs, as 1 in 8 will have prostate cancer worth treating despite that normal result.
About the Author

A Certified Family Physician of the Philippine Academy of Family Physician and continue to complete the requirements for Continuing Medical Education in Family Practice. Also a member of the Philippine Medical Informatics Society, Philippine Occupational Health and Safety Inc., and Pangasinan Medical Society. Faculty Department of Physiology (Medicine) Lyseum- Northwestern University, Dagupan, Pangasinan, Faculty Medical Informatics Lyseu