Laparoscopic liver resection utilizing the ventral avascular area of the inferior vena cava: A retrospective cohort study

Figure 6 Magnetic resonance imaging of the liver tumor and the surgical procedure of laparoscopic posterior and anterodorsal segment resection. A: Magnetic resonance imaging of the liver tumor located on the posterior and anterodorsal segments (arrow); B: Schematic of the surgical procedure, with labels 1, 2, and 3 representing the different surgical steps; C: Transection of posterior pedicle; D: Blunt dissection for exposing the avascular area in the retrohepatic tunnel; E and F: Splitting the liver parenchyma on the surface of the inferior vena cava; G: Manifesting anterior fissure vein; H-J: Exposing and transecting the root of the right hepatic vein; K-M: Transection of short hepatic veins of the third hepatic hilum; N: Transection of Makuuchi ligament. RHV: Right hepatic vein; AFV: Anterior fissure vein; IVC: Inferior vena cava; PP: Posterior pedicle; SHV: Short hepatic vein.