Pain Caused By Right Bundle Branch Block

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What is a Bundle and is it Harmful?

During pre-op testing for my father’s back surgery, the EKG showed a “bundle.” What exactly is a bundle and what does it mean for his health?


The heart's electrical activity normally starts in the heart's natural pacemaker (called the sinoatrial node), which is situated on the upper right chamber of the heart (atrium). From there the electrical impulse travels to the left upper chamber (atrium) and into the atrioventricular (AV) node. Electrical impulses travel through certain cells...

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