Understanding the Pathophysiology of Portosystemic Shunt by Simulation Using an Electric Circuit

Figure 2

Electric circuit diagram simulating a portosystemic shunt. : aortic pressure. : portal pressure. : systemic venous pressure. : mesenteric flow. : portal flow. : shunt flow. : resistance of mesenteric vessels. : resistance of intrahepatic portal vasculature. : resistance of shunt. ⓐ, ⓑ, and ⓒ: possible shunt occlusion sites.