Joe Biden's prostate cancer diagnosis reveals a high Gleason score, indicating aggressive cancer. Dr. Arpeet Shah and Dr.

Biden's cancer is characterized as having a Gleason score of 9. Here's what to know about the system for describing prostate cancer and what it means.

The Gleason grading system, or Gleason score, refers to how likely the cancer is to advance and spread, but does not predict ...

Biden, 82, was diagnosed on Friday after doctors discovered a nodule on his prostate, his office said in a statement released ...

The Gleason grading system, or Gleason score, refers to how likely the cancer is to advance and spread, but does not predict the outcome. It's way of describing prostate cancer based on how ...