Gleason score

(redirected from Gleason scale)

Glea·son tu·mor grade

a classification of adenocarcinoma of the prostate by evaluation of the pattern of glandular differentiation; the tumor grade, known as Gleason score, is the sum of the dominant and secondary patterns, each numbered on a scale of 1 to 5.
Farlex Partner Medical Dictionary © Farlex 2012

Gleason score

Oncology A value derived from the Gleason grading system which is the sum of the 2 most predominant histologic patterns seen in prostate CA.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

Gleason score

A method of grading malignancy of prostate cancers, based on the pattern of glandular differentiation. Both the dominant and secondary patterns of differentiation are scored on a scale of 1 to 5, and the Gleason score, is the sum of the two scores.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005


Donald F., U.S. pathologist, 1920–.
Gleason score
Gleason tumor grade - a classification of adenocarcinoma of the prostate.
Medical Eponyms © Farlex 2012
References in periodicals archive ?
"He was admitted again and the biopsy was done and revealed he scored number seven on the Gleason scale (a process to help evaluate the prognosis of men with prostate cancer), with the highest being 10 - so the cancer was moderately growing."
The results are expressed on the Gleason scale, from two to ten.
(2.) The Gleason scale Is the most common scale used for grading prostate cancer.