Fig 1.

Advanced bilateral colorectal liver metastases at diagnosis (A), after preoperative chemotherapy with infusional fluorouracil, leucovorin, and oxaliplatin plus bevacizumab for five cycles (B), after the first-stage hepatectomy (C), after right portal vein embolization extended to segment IV (D), and after the second stage hepatectomy (E). White arrows indicate surgical defect after the first-stage hepatectomy; black arrowheads indicate the coils after right portal vein embolization extended to segment IV.