Recorded lectures

The Gleason Grading System: An Expert Insight  

Ahmed Shabaik, MD

Dr. Ahmed Shabaik is a Professor of Pathology, University of California, San Diago. In this insightful lecture, he traces the evolution of the Gleason Grading System, the cornerstone of prostate cancer pathology. Starting from its original formulation in the 1970s, this talk walks you through the key updates introduced by the International Society of Urological Pathology (ISUP) and the Genitourinary Pathology Society (GUPS).

(Recorded on 7/12/2025)