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

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。

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Objective: to evaluate the Doppler left ventricular diastolic filling patterns in patients with isolated left bundle branch block (LBBB).

目的：观察孤立性左束支传导阻滞(LBBB)患者左室舒张期的充盈方式。

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Objective to evaluate the left ventricular diastolic Doppler filling patterns in patients of isolated left bundle branch block (LBBB).

目的观察孤立性左束支传导阻滞(L BBB)患者左室舒张期的充盈方式。

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