CEACAM5 and neoplasm: The tumour markers alpha-fetoprotein (AFP) (3.49 μg/L), carcinoembryonic antigen (2.04 μg/L), carbohydrate antigen 19 to 9 (12.8 U/mL) as well as complete blood count (red blood cells: 4.82 × 1012/L, white blood cells: 7.37 × 109/L, platelets: 223 × 109/L) were all in the normal range.