Stepwise evaluation of liver sectors and liver segments by endoscopic ultrasound

Figure 4 Hepatic vein tributaries with portal vein branches and hilar structures during rotation from left to right edge of transverse fissure. A: The imaging of hepatic vein tributaries and portal vein branches as the home bases during imaging from the abdominal part of the esophagus and stomach; B: The hilar structures with the divisions during a rotation from the left edge of the transverse fissure to the right edge. (1) hepatic artery into two branches; (2) the union of the right and left branch of the portal vein; (3) the division of the common hepatic duct into right and left branches. LPV: Left branch of the portal vein; RPV: Right branch of the portal vein; CHA: Common hepatic artery; RHA: Right hepatic artery; CBD: Common bile duct.