[PDF] Top 20 Initiation of atrial fibrillation by ectopic beats originating from the superior vena cava: electrophysiological characteristics and results of radiofrequency ablation.

... BACKGROUND: The superior vena cava (SVC) has cardiac musculature extending from the right ...regarding the ectopic foci that initiate paroxysmal atrial ... See full document

... BACKGROUND:Atrial fibrillation (AF) can be initiated by ectopic beats originating from the atrial or great venous ...investigated the anatomic ... See full document

... BACKGROUND: The superior vena cava (SVC) has been proved to be a focal point in the initiation of paroxysmal atrial ...fibrillation. The autonomic ... See full document

... paroxysmal atrial fibrillation is initiated by ectopic beats from a focal area, and radiofrequency catheter ablation can effectively cure atrial ... See full document

... focus of paroxysmal atrial fibrillation (AF) from SVC or ...METHODS AND RESULTS: Thirty-four patients with paroxysmal AF from the SVC (group I: 17 patients, 10 men ... See full document

... focal atrial fibrillation (AF) originating from the right atrium has not been well ...described. The purposes of this study were to demonstrate the ... See full document

... Mapping of SVC Tachycardia. Introduction: Information about the activation patterns inside the superior vena cava (SVC) and entry and exit sites at the ... See full document

... INTRODUCTION: The characteristics of atrial tachycardia (AT) have varied widely among different ...reports. The anatomic locations of ATs may bias the ...ATs and ... See full document

... initiated by ectopic atrial beats originating in the pulmonary vein (PV) or superior vena cava ...(SVC). The effect of change in autonomic tone ... See full document

... The ostial and proximal portions of the right and left superior PVs (RSPV and LSPV) were significantly dilated in group I patients compared with those in groups II and III. Furthermore[r] ... See full document

... Methods and Results—Thirty-seven patients with paroxysmal AF were referred for ...ablation. The study group included 30 patients who underwent transseptal ablation of PVs, ... See full document

... bradycardia and hypotension have been reported as complications during radiofrequency (RF) ablation of focal atrial fibrillation (AF) originating from pulmonary ... See full document

... Double multielectrode mapping catheters facilitate radiofrequency catheter ablation of focal atrial.. fibrillation originating from pulmonary veins.[r] ... See full document

... OBJECTIVES The purpose of this study was to investigate the predictor of non-pulmonary vein (PV) ectopic beats initiating paroxysmal atrial fibrillation ...Non-PV ... See full document

... Eight patients (4.7%) had right atrial focal AF, consistent activation sequence, irregular fibrillation interval (mean fibrillation interval: 164 +/- 11 msec), and episodes of exit bloc[r] ... See full document

... properties of the SVC with chronic AF are unknown. The purposes of this study were to investigate the electrophysiological properties of the SVC and ... See full document

... Noncontact mapping revealed RA reentry (6 patients with single-loop circuits and 7 with double-loop circuits) with conduction through channels between lines of block, crista terminalis[r] ... See full document

... from the superior vena cava (SVC) were significantly longer and greater than those of AF episodes from pulmonary veins ...PAF originating from PVs or ... See full document

... paroxysmal atrial fibrillation (AF). However, the relationship between PSVT and AF is still ...unclear. The aim of this study was to investigate the clinical and ... See full document

... Patients with AF and atypical AVNRT had a higher incidence of AF ectopy from the superior vena cava (SVC) than those with AF and typical AVNRT (86% vs. CONCLUSION: The SVC AF has a clo[r] ... See full document