Fig. 4From: Laparoscopic resection of schwannoma in the hepatoduodenal ligament: a case reportIntraoperative findings. a The first observation of the tumor (white arrow), before the resection, is observed. The tumor was located under the caudate lobe of the liver (white arrowhead). b, c The tumor (white arrowhead) was located on the left side of the portal vein (white arrow) and on the ventral side of the inferior vena cava (white arrow). d The strings taping the proper hepatic artery and common hepatic artery (white arrow) were used for tractionBack to article page