胆管恶性梗阻不单指原发性胆管腺癌所致肝胆管梗阻,还包括胆囊癌、肝细胞癌、壶腹癌、胰头癌及其他转移癌对肝胆管的侵犯,此类病人可引起进行性加重的黄疸,就诊时往往已肝肾功能衰竭,甚至合并严重胆管炎及内毒素血症,病情凶险,全身情况差,手术机率很低。即使行姑息性胆管减压手 Malignant bile duct obstruction refers not only to primary bile duct adenocarcinoma caused by hepatobiliary obstruction, but also gallbladder cancer, hepatocellular carcinoma, ampullary carcinoma, pancreatic cancer and other metastatic carcinoma of the liver and bile duct invasion, such patients can cause progressive Increased jaundice, treatment often have liver and kidney failure, and even with severe cholangitis and endotoxemia, dangerous condition, the general condition is poor, the chance of surgery is very low. Even palliative bile duct decompression hand