| umls-concept:C0020541 | skos:definition | MSH: Abnormal increase of resistance to blood flow within the hepatic PORTAL SYSTEM, frequently seen in LIVER CIRRHOSIS and conditions with obstruction of the PORTAL VEIN.,CSP: abnormally increased pressure in the portal venous system, frequently seen in cirrhosis of the liver and other conditions causing obstruction of the portal vein.,NCI: A disorder characterized by an increase in blood pressure in the portal venous system.,NCI: High blood pressure in the vein that carries blood to the liver from the stomach, small and large intestines, spleen, pancreas, and gallbladder. It is usually caused by a block in the blood flow through the liver due to cirrhosis (scarring) of the liver.,NCI: Increased blood pressure in the portal venous system. It is most commonly caused by cirrhosis. Other causes include portal vein thrombosis, Budd-Chiari syndrome, and right heart failure. Complications include ascites, esophageal varices, encephalopathy, and splenomegaly. | lld:umls |
