Nearly five decades following its conception, the Gleason grading system remains a cornerstone in the prognostication and management of patients with prostate cancer. In the past few years, a ...

Even within Gleason grade group 5 -- the highest tier of the Gleason grade group scheme --important differences exist in prostate cancer death rates.

Learn about prostate cancer biopsies and the Gleason score. Understand how biopsies are performed, the Gleason score, and how it impacts treatment decisions.

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.

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.

When diagnosing prostate cancer, doctors consider staging and grading. In grading, a score is assigned based on the Gleason grading system.

In a study of radical prostatectomy patients with Gleason score 7 prostate cancer, the risk for biochemical recurrence more than doubled in the presence of tertiary pattern 5 disease.

Learn how Gleason scores and grade groups are calculated, what they mean, and how they guide treatment decisions for prostate cancer.

A Gleason score is a measure of how advanced prostate cancer is, based on microscopic appearance. The Gleason grading system is used in combination with other parameters to stage prostate cancer ...

For example, if the most common tumor pattern is grade 2, and the next most common tumor pattern is grade 3, the Gleason score is 2 plus 3, or 5.