Donald F Gleason in 1966 created a unique grading system for prostatic carcinoma based solely on the architectural pattern of the tumor. 1, 2 Another innovative aspect of this system was, rather than ...
Source: Getty Images Biopsy Gleason patterns 4+5, 5+4, and 5+5 should be given separate consideration in pretreatment risk stratification, according to investigators. Prostate cancer (PCa) survival ...