an abnormal communication between blood vessels, which causes blood to bypass the liver

an abnormal vascular communication between the blood flow returning from the intestines (called the portal blood flow) and the systemic circulation

an abnormal vessel that allows blood to bypass the liver

An operation creating an artificial connection between the portal vein and other veins near the liver. This is commonly used in patients with cirrhosis and portal hypertension.

operation to create an opening between the portal vein and other veins around the liver.

A portosystemic shunt (PSS), also known as a liver shunt, is a bypass of the liver by the body's circulatory system. It can be either a congenital or acquired condition.