What Is the Survival Rate of Someone With a Gleason Score of 9?


Quick Answer

Someone who has a Gleason grade of 9 has a lower survival rate than someone who has a smaller Gleason grade. The higher the Gleason score, the more irregular the cancer tissue and the higher the likelihood of the cancer spreading, according to the National Cancer Institute.

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Full Answer

The Gleason score is an important indicator in determining the chances of a tumor spreading. It is based on the histologic pattern of prostate cancer tissue as seen under a microscope. In his article for Modern Pathology journal, Peter Humphrey describes the five basic growth patterns that form the primary and secondary patterns. These are added together to form a range between 2 and 10.

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