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目的分析近年来胆道良性疾患术中漏诊肝外胆管癌的原因及临床特点，并进行防治的探讨。方法收集92年至97年间9例临床资料。结果全部经手术探查，8例在胆道良性疾患术中漏诊。结论应联合应用多种检查以获得早期诊断，确诊后力争根治性切除。
Objective To analyze the causes and clinical features of missed diagnosis of extrahepatic cholangiocarcinoma in the operation of biliary benign diseases in recent years, and to discuss the prevention and treatment. Methods 9 clinical data from 1992 to 1997 were collected. All the results were explored by surgery, and 8 cases were missed in the operation of benign biliary tract disease. Conclusion A variety of tests should be used in combination to obtain early diagnosis, and radical resection should be pursued after diagnosis.