[Analysis of the clinical manifestations and imaging features of Budd-Chiari syndrome: report of 81 cases].

A comprehensive analysis of the clinical manifestations and imaging features in 81 cases of Budd-Chiari syndrome (BCS) was conducted, and criteria for classification of this disease was proposed. Diagnostic modalities included digital subtraction angiography, ultrasound, computed tomography and percutaneous transhepatic cholangiography. The main clinical manifestations of BCS was inferior vena cave obstruction and portal hypertension. Wall thickening of the gallbladder was indicative of BCS during imaging diagnosis.