KLK3 and posterior cortical atrophy: Besides classification systems based on clinical parameters (such as Gleason score, PSA and clinical staging) (D’Amico et al. 1998), genomic analyses may provide risk-assessment biomarkers that stratify patients with PCa on outcome (Irshad et al. 2013, Knezevic et al. 2013, Stelloo et al. 2015).