Notably, genes including PRG2, VAV2, LPL, OLR1, SERPINA5, CXCL6, LRPA1, and KCNJ8 have not been identified to be correlated with the prognosis of PCa before, meanwhile, it was also found that CXCL6, KCNJ8, LPL, and SERPINA5 were upregulated in the tumor samples by comparison with normal samples. The gene discussed is PRG2; the disease is posterior cortical atrophy.