biliary tract obstruction

基本解释

Most often this is due to extrahepatic biliary tract obstruction.
这通常由肝外胆道阻塞所引起。
Conclusions:(1)Obstructive GP is an absolute indication for early operation, and the basic operation is decompression of biliary tract obstruction and peri-pancreatic drainage.
结论：（1）梗阻性GP是早期手术的绝对适应证，胆道解压和胰周引流是其基本术式；
Abnormal changes in hepatobiliary excretion function in cholelithiasis can be showed by hepatobiliary scintigraphy. ROI and TAC can improve the diagnosis rate of early biliary tract obstruction.
结果表明肝胆动态显像检查可以显示出胆管结石时肝胆排泄功能的异常，ROI技术能够提高早期胆道梗阻的诊断率。