what causes.portal.hypertension
List of causes of Portal hypertension. Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Portal hypertension) that could possibly cause Portal hypertension includes: Cirrhosis of the liver. Portal vein thrombosis.
âPortal hypertension develops when there is resistance to portal blood flow and is aggravated by increased portal collateral blood flow. The resistance most often occurs within the liver (as is the case in cirrhosis), but it can also be prehepatic (eg, portal vein thrombosis) or posthepatic (eg, Budd-Chiari syndrome).