Fig. 2

Operative findings. a Intraoperative findings of the liver show congestive hepatomegaly and cirrhosis. b Intraoperative ultrasonography demonstrates the S3 tumor (yellow arrowhead) abutting the inferior vena cava (IVC) and left hepatic vein (white arrow). c Tumor (yellow arrowhead) is abutting the left hepatic vein (*). d Tumor (yellow arrowhead) is enucleated with exposure of the left hepatic vein (*). Yellow arrow shows the tributary to the origin of the left hepatic vein from the tumor