Expression of eight genes (PIR, LRP8, IGFBP3, DMBX1, CCDC64, TUBB1, KIF21B, and NFAM1) was regulated by miR‐455‐5p/‐3p, and high expression of these genes was significantly predictive of survival in PCa patients. This evidence concerns the gene TUBB1 and posterior cortical atrophy.