Successful hepatic resection for recurrent hepatocellular carcinoma after lenvatinib treatment: A case report

Figure 4 Perioperative tumor marker changes. The protein-induced vitamin K absence or antagonist II level before lenvatinib administration was high at 998 mAU/mL. The protein-induced vitamin K absence or antagonist II level decreased to 434 mAU/mL at 2 mo after lenvatinib administration, and further decreased to 20 mAU/mL at 1 mo after the second surgery. AFP: α-Fetoprotein; M: Month; PO: Post-operation; PIVKA-II: Protein-induced vitamin K absence or antagonist II.