Serum levels of tumor markers were as follows: CEA: 317.29 ng/mL (normal range: <5 ng/mL); α-FP: 0.92 IU/mL (normal range: 0.00–6.72 IU/mL); and Ca 19.9: 20,000 U/mL (normal range: 0–35 U/mL). This evidence concerns the gene CEACAM5 and neoplasm.