Conclusion: It is difficult to place prosthetic valve in routine sequence of valve replacement in patients with small aotic annulus and perivalvular leakage and hemorrhage of aotic incision may occur.

结论：小主动脉瓣环者，如果按照常规瓣膜替换顺序，将带来瓣膜座环困难、瓣周漏、主动脉切口出血等并发症。

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Result Most of the complications after OLT show as hemorrhage, low blood pressure, dysfunction of blood coagulation, kidney dysfunction, leakage of vascular anastomose.

结果术中常见并发症为出血、凝血功能障碍、低血压、肾功能衰竭、血管吻合口渗漏等。

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The incised rate of expanded eradication was 90% without postoperative serious complications such as biliary and pancreatic leakage, massive hemorrhage and operative death.

结果显示：扩大根治切除率为90％，术后均无胆胰瘘、大出血严重并发症及手术死亡。

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