束支传导阻滞指希氏束分叉以下部位的传导阻滞，如心室内束支、束支分支及心肌广泛病变引起的传导阻滞。根据束支传导受损部位的不同，可分为右束支、左束支、左前分支、左后分支和双侧束支阻滞。右束支传导阻滞可见于器质性心脏病或正常人，左束支传导阻滞多见于器质性心脏病，有的患者可同时合并多支传导阻滞。
右束支传导阻滞 Right bundle branch block ; RBBB ; right bundle branch block, ; complete right bundle branch block
左束支传导阻滞 LBBB ; left bundle branch block ; left bundle branch block,
完全性右束支传导阻滞 CRBBB ; complete right bundle branch block ; right bundle-branch block
完全性左束支传导阻滞 CLBBB ; complete left bundle branch block ; LBBB
不完全右束支传导阻滞 IRBBB
双侧束支传导阻滞 bilateral bundle branch block
侧束支传导阻滞 bilateral bundle-branch block ; BBBB
性右束支传导阻滞 AIRBBB
完全右束支传导阻滞 CRBBB ; right bundle-branch block
束支传导阻滞交替 bundle branch block alternans
The frequency of SⅠQⅢTⅢof Electrocardiogram was 15.2%,sinus tachycardia was 51.5%,right bundle branch block/immaturity right bundle branch block was 24.2%,chest lead T wave inversion was 34.4%.
5.X线胸片有继发肺组织改变者为77.4%。 心电图SⅠQⅢTⅢ征阳性率为15.2%,窦性心动过速阳性率为51.5%,完全性或不完全性右束支传导阻滞24.2%,胸导联T波倒置34.4%。
参考来源 - 肺动脉栓塞症40例临床分析·2,447,543篇论文数据，部分数据来源于NoteExpress
本文对左束支传导阻滞的病理与临床的关系作一综述。
The article summarizes the relations between pathology and clinic of left bundle-branch block.
它的特征是窦房结功能障碍并常伴有房室结疾病和束支传导阻滞。
It is characterized by sinoatrial node dysfunction and often includes atrioventricular node disease and bundle branch block.
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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