Tumor markers were significantly elevated: carcinoembryonic antigen 8970 ng/mL, carbohydrate antigen 125 255.6 U/mL, carbohydrate antigen 19-9 >10000 U/mL, carbohydrate antigen 72-4 >250 U/mL, neuron-specific enolase 61.17 ng/mL, cytokeratin 19 fragment 21-1 541.4 ng/mL, carbohydrate antigen 242 >200 IU/mL, and carbohydrate antigen 50 >500 IU/mL. The gene discussed is CEACAM5; the disease is neoplasm.