CEACAM5 and neoplasm: Other tumor markers, such as beta-human chorionic gonadotropin (β-HCG) <1.20 mIU/mL (0–1.25 mIU/mL), protein induced by vitamin K absence or antagonist-II (PIVKA-II) 11 mAU (0–39 mAU), and carcinoembryonic antigen (CEA) 2.8 ng/mL (0–5 ng/mL), were all within the normal range.