Objective To explore the ultrasonic characteristics and differential diagnosis of pneumobilia,and to reduce misdiagnosis and improve accurate diagnosis of pneumobilia.

Primary cystadenoma of intrahepatic duct;

Purpurse: To study the CT sign and clinic characteristic symptom of calculus of intrahepatic duct combined with hepatic abscess and analyze the causal relation of hepatolith and hepatic abscess.

Liver ischemia-reperfusion(I/R) injury is one of the most important causes of organ dysfunction after liver transplantation, and the biliary complications after liver transplantation mainly caused by the I/R injury of the intrahepatic bile duct.

Study of the relation between the apoptosis of intrahepatic cholangiocarcinoma cell lines 9810 and expression of bcl-2 gene;

Genotyping variations between hepatocellular carcinoma and intrahepatic cholangiocarcinoma on microdis-sected tissue blocks;

A study on the relationship between vascular endothelial growth factor and angiogenesis in syrian hamster intrahepatic cholangiocarcinoma;

Objective:To evaluate the diagnostic value of MR cholangio-pancreatography (MRCP) on the obstruction of internal and external bile duct.

Analysis of serum bile acid in patients with intrahepatic cholestasis of pregnancy and perinatal outcome;

Clinical study on the treatment of combination of Tuihuang Tang and Diammonium Glycyrrhizinate on intrahepatic cholestasis;

Observation and nursing of patients with intrahepatic cholestasis of pregnancy;