TDI can evaluate left ventricular long-axis function accurately before and after OPCAB.

应用TDI技术能够对OPCAB术前后左心室长轴功能做出正确的评价。

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Objective: To summarize the perioperative curative characteristics of Off-pump coronary artery bypass (OPCAB).

目的：总结非体外循环冠状动脉旁路移植术(OPCAB)及围术期治疗特点。

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Conclusions in the absence of prophylactic IABP, OPCAB can be safely operated on in patients with low ejection fraction.

结论在无iabp辅助的情况下，为低射血分数患者实施OP CAB手术是可行的。

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