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Portal Vein Function, Location, and Anatomy
The liver has a dual blood supply derived from the portal vein and the hepatic artery. About 75% of that blood flow comes ...
Causes of portal hypertension can be prehepatic (such as portal vein thrombosis), hepatic (commonly liver cirrhosis and hepatic fibrosis) or posthepatic (such as hepatic vein obstruction).
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 ...
[1] Veno-occlusive disease of the liver will not be considered in this review, but is discussed in the article by DeLeve and colleagues elsewhere in this issue. Hepatic vein thrombosis associated ...
Specifically, hepatic encephalopathy is a brain dysfunction ... cirrhosis slows blood flow and increases pressure in the portal vein within the liver. This pressure can cause fluid accumulation ...