Collectively, these veins are called the hepatic portal venous system ... on the nature of the liver and cardiac disease. The location of the shunts also affects your overall health.

Hepatic vein thrombosis is caused by one or several thrombogenic conditions, of which myeloproliferative disorders are the most frequent. Thrombosis and its fibrous sequelae can affect the veins ...

Hepatic vein thrombosis should be suspected when ascites, liver enlargement, and upper abdominal pain are simultaneously present, or when intractable ascites contrasts with mildly altered liver ...