左束支传导阻滞
https://www.xqnmz.com/source/plugin/smart_video/upload/202401/17/17054543488162.png点击播放:左束支传导阻滞知道了右束支传导阻滞的机制，左束支也是一样的道理https://www.bilibili.com/video/BV1Qa4y1B7q2/?spm_id_from=333.1007.tianma.1-2-2.click&vd_source=9e89241efb80625b4b69cf48e6917099
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