What AFib looks like on ECG?

This means an ECG showing atrial fibrillation will have no visible P waves and an irregularly irregular QRS complex . The ventricular rate is frequently fast, unless the patient is on AV nodal blocking drugs such as beta-blockers or non-dihydropyridine calcium channel blockers.

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What is left atrial flutter?

Atrial flutter is a type of abnormal heart rhythm, or arrhythmia . It occurs when a short circuit in the heart causes the upper chambers (atria) to pump very rapidly. Atrial flutter is important not only because of its symptoms but because it can cause a stroke that may result in permanent disability or death.

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Is RBBB life threatening?

In people with known or suspected heart disease, right bundle branch block is associated with a greater risk of death, especially after a heart attack . Some people with right bundle branch block may ultimately need a permanent pacemaker, but this is rare.

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What is normal atrial rhythm?

(1) Atrial rhythm is regular if the PP intervals are constant . (2) The ventricular rhythm is regular if the AV node conducts impulses in a constant pattern. The ventricular rhythm is irregular if the AV node varies the pattern. (3) In regard to the heartbeat rate, the atrial rate is 250 to 350 heartbeats per minute.

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