AFP and neoplasm: Elevated levels of tumor markers were observed, with carcinoembryonic antigen levels of 8.4 ng/dL (normal < 5.0 ng/dL), protein induced by vitamin K absence or antagonist‐II levels of 28 413 mAU/mL (normal < 40 mAU/mL), and AFP levels of 24 502 ng/mL (normal < 10 ng/mL).