SMPD1 and cancer: The L_cancer nomogram includes prognostic genes (KNG1, CYP11A1, SMPD1, DAND5, NKPD1, RP11-59D5_B.2, CTD-2184C24.2, RP11-680F8.3, RP11-51F16.9, CTD-2012K14.8), pathological N, pathological T, and age, which can be used to predict the survival rate; meanwhile, the R_cancer nomogram comprises prognostic genes (MOCS1, PTGS2, PLEKHA8P1, ZC3H12C, LPO, METTL11B, RP11-278A23.1, RP11-452K12.7, RP11-742B18.1, RP11-626H12.2), age, pathological M, pathological T, pathological stage, and gender, which can also be used to predict the survival rate.