PROGNOSTIC FACTORS FOR SURVIVAL OF PATIENTS WITH PATHOLOGICAL GLEASON SCORE 7 PROSTATE CANCER: DIFFERENCES IN OUTCOME BETWEEN PRIMARY GLEASON GRADES 3 AND 4

Abstract

In patients with Gleason 7 score prostate cancer primary Gleason grade 3 and 4 cancers are different in pathological parameters and prognosis. However, primary Gleason grade does not provide any additional information than other known prognostic factors, such as preoperative PSA, seminal vesicle invasion and DNA ploidy.