Remove 2021 Remove Atrial Flutter Remove Tachycardia
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Empirical superior vena cava electrical isolation guided by quantitative ablation index improves outcomes of radiofrequency catheter ablation for paroxysmal atrial fibrillation

Open Heart

Methods Patients with symptomatic PAF who underwent RFCA between October 2021 and May 2023 were retrospectively analysed. Regular clinical follow-ups were conducted to detect AF recurrence, defined as any episode of atrial fibrillation, atrial flutter or atrial tachycardia lasting >30 s.

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ECG Blog #409 — Every-Other-Beat.

Ken Grauer, MD

RBBB is no longer seen after conversion to sinus rhythm — which supports our suspicion that the intermittent RBBB conduction seen every-other-beat during the tachycardia ( in Figure-1 ) was rate-related. Note that QRS morphology after conversion to sinus rhythm is very similar to QRS morphology of odd-numbered beats during the tachycardia.

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