Of the 91 genes, 47 have been previously reported in PCa [23] including BMPR2, ERBB4, ROBO1, SFRP1, EXT1, EPHB2, WNT5A, FBXL13, and SPOP (Figure 2, Supplementary Dataset S2, ST2B). Here, EXT1 is linked to posterior cortical atrophy.