CTSS and epilepsy: These selected CSRDEGs significantly influence the diagnosis of epilepsy and are ranked in descending order of importance as follows: MARCKSL1, CTSD, ZNF101, RRM2B, RPS6KA3, CREG1, ETS1, MAP2K4, RBM25, PECAM1, IRF1, TNFSF10, PDHB, TNFRSF1A, NCAM1, ATP7A, ELF4, CTSS, PSME1, MCM3, MSRA, TNC, POLR2H, MAPK1, CPVL, and IL7R (Figures 5B,C).