In September 2021, serum tumor markers were carcinoembryonic antigen (CEA) 5.8 ng/mL [normal value (n.v.)0–5 ng/mL] and cancer antigen 125 (CA125) 614.6 U/mL (n.v. 0–35 U/mL). The gene discussed is MUC16; the disease is neoplasm.