main menu   -   articles   -   prostate   -   stories   -   sexuality   -   resources   -   glossary   -   search     From Phoenix5's Prostate Cancer Glossary Gleason Grade Abbreviations: GG Definition: Named after the doctor who initiated it, the Gleason Grade sought to assign a number (1-5) to the differentiation of the cells in the cancer specimen, when viewed under a microscope. It is used to establish the Gleason Score. This is his original drawing to show the five grades. See Gleason Score for how it is calculated. make another selection #s   A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  WXYZ main menu   -   articles   -   prostate   -   stories   -   sexuality   -   resources   -   glossary   -   search The Glossary Booklet   -   The Personal Edition Definitions are provided for education only and are not medical advice. Created exclusively for Phoenix5. © 2002 Phoenix5.