Tumor markers such as carcinoembryonic antigen (CEA) (5.1 ng/mL), carbohydrate antigen 19-9 (CA19-9) (749.8 U/mL), DUPAN-2 (320 U/mL), and Span-1 (69.0 U/mL) were elevated, while squamous cell carcinoma antigen and cancer antigen 125 were within normal range. The gene discussed is CEACAM5; the disease is neoplasm.