结论差异性起搏可准确鉴别峡部形成完全阻滞还是存在缓慢传导。

Conclusions An accurate assessment of isthmus block or persistent isthmus conduction is possible with this technique of differential pacing.

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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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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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