KLK3 and posterior cortical atrophy: The prostate specimen was found to contain 2 tumours in the right peripheral zone of the prostate: one Gleason score 4 + 4 = 8 and one Gleason score 3 + 3 = 6 PCa (pT2a), margins and lymph nodes were clear and PSA nadir was < 0.01 ng/ml.