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Case Report: Epi-endocardial bridges in refractory cavotricuspid isthmus-dependent atrial flutter: technical analysis of epi-endocardial breakthrough

Frontiers in Cardiovascular Medicine

BackgroundTypical isthmus-dependent atrial flutter (AFL) is traditionally treated through radiofrequency (RF) ablation to create a bidirectional conduction block across the cavo-tricuspid isthmus (CTI) in the right atrium.

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PO-01-009 THE EFFECT OF CATHETER ABLATION OF TYPICAL ATRIAL FLUTTER ON ATRIAL REMODELLING AND VENTRICULAR FUNCTION

HeartRhythm

Cavo-tricuspid isthmus (CTI) dependent atrial flutter (AFL) is one of the most common atrial arrhythmias involving the right atrium (RA). Radiofrequency catheter ablation has been widely used as a therapy of choice and it is curative.

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Catheter ablation of typical atrial flutter improves cardiac chamber size and function

Journal of Cardiovascular Electrophysiology

Abstract Introduction Cavo-tricuspid isthmus (CTI) dependent atrial flutter (AFL) is one of the most common atrial arrhythmias involving the right atrium (RA) for which radiofrequency catheter ablation has been widely used as a therapy of choice. Follow-up echocardiographic data was available for 55 patients.

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Long-term risk of right coronary artery injury after catheter ablation of cavotricuspid isthmus–dependent flutter

HeartRhythm

Radiofrequency ablation (RFA) of cavotricuspid isthmus (CTI)dependent atrial flutter requires ablation of the tricuspid annulus overlying the right coronary artery (RCA).

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The positive F wave in lead V1 of typical atrial flutter is caused by activation of the right atrial appendage: Insight from mapping during entrainment from the right atrial appendage

Journal of Cardiovascular Electrophysiology

The positive F wave in lead V1 changed during entrainment from the right atrial appendage (RAA) during typical atrial flutter (AFL). Abstract Introduction Typical atrial flutter (AFL) is a macroreentrant tachycardia in which intracardiac conduction rotates counterclockwise around the tricuspid annulus.

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Abstract 4142266: Long-term Outcomes and Predictors of Recurrence in Atrial Arrhythmia Ablations Post-Fontan Procedure: A Retrospective Analysis

Circulation

Recurrence rates after catheter ablation in these patients are high. Demographic, clinical, and outcome variables over 5 years were compared between patients with and without SVT recurrence.Results:Mean age of 25 patients (56% male) at time of SVT ablation was 31.5 ± 7.2 Ablation success rate was 92%.

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Atrial dilatation in Atrial fibrillation : A query with multiple twists!

Dr. S. Venkatesan MD

In contrast to other tachycardias, with atrial fibrillation (AF), the focus is often speculative, and ablation attempts are made accordingly. Pulmonary veins have been the primary target for ablation for many years, yet the success rates remain inconsistent. We know atrial flutters can be confined to one atrium.