PORTAL-HEPATIC VENOUS SHUNT THROUGH A PORTAL ANEURYSM COMPLICATED BY HEPATIC-ENCEPHALOPATHY AND PULMONARY-HYPERTENSION

We report a rare case of portal-hepatic venous shunt through an enormo us portal aneurysm complicated by pulmonary hypertension, A 66-year-ol d woman was admitted to our hospital for hepatic encephalopathy. Chest roentgenography revealed pulmonary hypertension, Computed tomography and ultrasound examination demonstrated a shunt between the portal and hepatic veins through an enormous portal aneurysm, The diagnoses of p ortal-hepatic venous shunt and pulmonary hypertension were confirmed b y hepatic venous catheterization and cardiac catheterization, Pulmonar y hypertension might result from the effects of vasoconstrictive agent s, which should be metabolized by the liver in normal subjects, passin g through the intrahepatic shunt into the lung.