Aim to investigate the surgical therapy for chronic total occlusion of coronary artery.

目的探讨冠状动脉慢性完全闭塞病变的外科手术方法及临床体会。

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Objective to analyse the clinical and imaging characteristics of coronary heart disease patients with chronic total occlusion (CTO) lesions shown by coronary angiography.

目的总结慢性完全闭塞(CTO)冠状动脉(冠脉)病变的临床和影像学特点。

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Objective to evaluate the effect of percutaneous coronary intervention (PCI) on left ventricular systolic function in patients with chronic total occlusion (CTO) and left ventricular dysfunction.

目的评价经皮冠状动脉介入治疗(pci)对伴左心室收缩功能不全的冠状动脉慢性完全闭塞(CTO)患者左室重构及心功能的影响。

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Objective to evaluate the effect of percutaneous coronary intervention (PCI) on left ventricular systolic function in patients with chronic total occlusion (CTO) and left ventricular dysfunction.

目的评价经皮冠状动脉介入治疗(pci)对伴左心室收缩功能不全的冠状动脉慢性完全闭塞(CTO)患者左室重构及心功能的影响。

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