The portal venous system refers to the veins that drain blood from the intestines, stomach, pancreas, esophagus and spleen into the liver prior to entering the main or systemic circulation. All ...

Portal hypertension is one of the main consequences of cirrhosis. It results from a combination of increased intrahepatic vascular resistance and increased blood flow through the portal venous system.

APPLICATION of the technics of hepatic-vein catheterization and percutaneous splenic puncture, with appropriate blood-flow and pressure measurements and radiologic visualization of the portal bed, has ...

(A) Compression. Pancreatic cysts compress the splenic vein, increasing venous flow in the gastric veins and forming varices. Other causes of compression include pancreatic NET, lymphoma, SAA, ...