结论胆道术后并发症主要由胆管扩张、狭窄和残留结石所致，MRI是诊断胆道术后并发症敏感而有效的手段。
Conclusion The biliary postoperative disoders is mainly caused by biliary dilatation, stricture and remnant stone, MRI is the sensitive and effective method for diagnosis of biliary abnormalities.
结论胆道术后并发症主要由胆管扩张、狭窄和残留结石所致，MRI是诊断胆道术后并发症敏感而有效的手段。
Conclusion The biliary postoperative disoders is mainly caused by biliary dilatation, stricture and remnant stone, MRI is the sensitive and effective method for diagnosis of biliary abnormalities.
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