What is the normal hepatic portal vein pressure mmhg?

5 to10mmhg. According to the query of 39 Health Network, hepatic portal vein, also called portal vein, is a thick vein that enters the liver from the portal vein of the liver. It is characterized in that the two ends are connected by capillary tubes. The normal hepatic portal vein pressure is 5 to 10mmHg. If it exceeds this range, it is called portal hypertension. More than 90% of patients with portal hypertension are caused by liver diseases, especially cirrhosis, and hepatitis B is the most common disease leading to cirrhosis.