What are the guidelines for the PSA prostate cancer tests?
(May 2002) This common blood-scanning test for prostate cancer which previously was performed on a yearly basis, can now safely be done less frequently for the majority who have low readings (according to a major, federal funded study on PSA testing). About half of all men over age 50 now get a regular yearly PSA test, which scans the blood for a protein that goes up as prostate cancer develops. According to Dr. E.