Do You Need a PSA Test?
Prostate cancer is the second most common cancer among men. Until 2012, the screening for prostate cancer, called the Prostate-Specific Antigen (PSA) test, was the standard for predicting prostate cancer for men 55 and older. Because PSA is a protein produced by both cancerous and noncancerous tissue in the prostate, it was determined to be inaccurate in detecting prostate cancer. Normal PSA is 4 nanograms per milliliter of blood, but a high PSA levels doesn’t always mean cancer and low levels don’t always mean a healthy prostate. In 2012, the U.S. Preventive Services Task Force recommended... Read More