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.

ABC News has broken down what former President Biden's prostate cancer diagnosis means and what possible treatments can be ...

The Gleason score is a grading system for prostate cancer that rates tumors on a scale of six to 10. It is one of several ...

According to the statement, Biden, 82, was diagnosed with cancer on Friday, May 16, upon a medical check after experiencing ...

Prostate cancer is one of the most common types of cancer in the U.S., and often treatable. One urologist says Biden has good ...

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

The 82-year-old’s personal office announced on Sunday that he had been diagnosed with an “aggressive form” of prostate cancer ...

The American Cancer Society said that prostate cancer is the most common form of cancer other than skin cancer in men in the ...

The TODAY weatherman sent a message of encouragement to the former president after it was announced that Biden has prostate ...

WESH 2's Jason Guy is joined by Orlando Health Medical Group Urologist, Dr. Steven Brooks, to discuss the severity of Biden's "aggressive" disease and key information to help men prioritize their ...

The Gleason score is a grading system used to assess the aggressiveness of prostate cancer based on the appearance of cancer ...