Tumor marker levels were as follows: AFP, 552 ng/mL (normal: <10 ng/mL); protein induced by vitamin K absence-II, 23 mAU/mL (normal: <40 mAU/mL); carcinoembryonic antigen, 23 ng/mL (normal: <5.0 ng/mL); and carbohydrate antigen 19-9, 185 U/mL (normal: <37 U/mL). Here, AFP is linked to neoplasm.