Intrahepatic bile duct stone is a common disease, but liver perforation resulting from it has been rarely reported and can only be detected during operation.

肝内胆管结石是常见病，但结石所致肝穿孔报道少见，手术中才得以发现。

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Primary bile duct stone, a notion relative to secondary common bile duct stone that come from gallbladder.

原发性胆管结石是相对于继发性胆管结石的一个概念，指发生于肝内外胆管而非继发于胆囊的结石。

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So the severe complication derived from inappropriate, conventional, classical and open common bile duct (CBD)exploration, Ttube drainage operation should not be neglected.

结论：肝门部胆管是极易受损的部位，不可轻视常规经典胆总管探查、T管引流手术不当所带来的严重并发症。

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