COL15A1 and posterior cortical atrophy: Several of the top SNPs are in genes associated with PCa or PCa processes, including MKI67 (rs8473), PCSK6 (rs80278342), ABCB6 (rs60322991), and TCHP (rs11068997); or other cancer-associated processes, including GGA2 (rs1135045), H1-5 (rs11970638), and COL15A1 (rs2075662).