CEACAM5 and neoplasm: Of the tumor markers tested, alpha-fetoprotein (AFP) was 3.54 IU/ml, protein induced vitamin K antagonist (PIVKA-II) was 22 mAU/ml, carcinoembryonic antigen (CEA) was 4.28 ng/ml, and carbohydrate antigen 19–9 (CA19-9) was 0.1 U/ml.