Using dynamic trend analysis, differential analysis, and predictive analysis, this study screened 10 genes with prognostic significance in gastric cancer (RXRG, AGT, BCHE, UBE2QL1, PLCXD3, ADCYAP1R1, NRCAM, MAMDC2, CDH19, and GAMT). The gene discussed is BCHE; the disease is gastric cancer.