Credit: Getty Images In men with a total PSA of 2 ng/mL or more, a low percent-free PSA value is associated with a greater likelihood of clinically significant prostate cancer. Adding percent-free PSA ...

Researchers recommend lowering it to 0.3-0.5 ng/mL per year when PSA level is below 4 ng/mL. ORLANDO—New findings presented here suggest clinicians should use a lower PSA velocity (PSAV) to recommend ...

The prostate health index (PHI) is a blood test that more accurately assesses the risk of prostate cancer than a traditional PSA test. The PHI combines three different PSA tests to create one risk ...

Elevated PSA with a negative biopsy What is the next step in the treatment of a patient who has a prostate-specific antigen (PSA) level between 4 and 10 ng/mL and a negative biopsy?— Jack W. Spitzberg ...

A prostate-specific antigen (PSA) test is a blood test that measures a protein released in the blood by prostate cells. Both normal and cancerous prostate cells release the protein. Most of the time, ...