目的：探讨完全性左束支传导阻滞(LBBB)与冠状动脉病变的关系。

Objective To investigate the relationship between complete left bundle branch block (LBBB) and lesions of coronary artery.

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方法回顾性总结采用血管补片成形术治疗单一性左冠状动脉主干病变的手术结果。

Methods Retrospective investigation of results of surgical patch angioplasty in patients with isolated left main coronary artery disease.

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目的：探讨完全性左束支传导阻滞（CLBBB）与冠状动脉病变部位的关系。

Objective:To evaluate the relationship between chronic complete left bundle branch block(CLBBB)and lesion sites of coronary heart disease(CHD).

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