Concerning the characteristics of PCa; PPARGC1A, PPARGC1B, NCOA1, NCOA3, and MED27 showed attenuated expression profiles compared to normal tissues, with reductions of 0.2-fold, 0.4-fold, 0.8-fold, 0.8-fold, and 0.9-fold, respectively. The gene discussed is NCOA1; the disease is posterior cortical atrophy.