详细了解既往手术史，正确选择第一穿刺部位，注意操作，是腹腔镜手术穿刺成功的关键。
The understanding of the previous operation history in detail and correctly choosing of the first insertion position are the key for successful laparoscopic insertion.
详细询问病史并了解全身健康状况，完成重要器官功能的检查，了解是否有药物过敏史和既往手术史。
Detailed history and understand the health status of the body to complete the vital organs function checks to see if there are drug allergy history and past surgical history.
病史包括：旅游、用药、饮食、既往手术、人际接触及家族史等。
A history of travel, medication use, diet, previous surgery, interpersonal contacts, and family history should be obtained.
旅游、用药、饮食、既往手术、人际接触及家族史等。
A history of travel, medication use, diet, previous surgery, interpersonal contacts, and family history should be obtained.
结果：患者既往均有反复发作的胆管炎病史，均有胆道手术治疗史。
Results: Recurrent episodes of bacterial cholangitis were present in all patients, and they all had history of biliary tract operation.
结果：23例胆管狭窄首次诊断均为胆囊结石、单纯胆总管结石，既往有1~3次手术史。
Results:Diagnosis of 23 cases of bile duct stricture for the first time was cholecystolithiasis. There were 1 to 3 times of operative history.
结果：23例胆管狭窄首次诊断均为胆囊结石、单纯胆总管结石，既往有1~3次手术史。
Results:Diagnosis of 23 cases of bile duct stricture for the first time was cholecystolithiasis. There were 1 to 3 times of operative history.
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