If you’ve recently been diagnosed with prostate cancer, or if you’ve had a prostate biopsy to test for prostate cancer, you might have seen the term “Gleason score” or “Gleason grade” on the pathology ...

The Gleason score reliably predicts lethal prostate cancer for up to 25 years after diagnosis. High-grade prostate cancers progress rapidly in the short term, while lower grade tumors can still lead ...