Monomorphic ventricular tachycardia due to Brugada syndrome successfully treated by hydroquinidine therapy in a 3-year-old child.

abstract：:Termination of Persistent AF During Mapping. Complex fractionated atrial electrograms (CFAEs) may represent critical areas for the maintenance of atrial fibrillation (AF). While AF organization and termination have been reported with CFAE ablation, no reports of arrhythmia termination during left atrial mapping exist....

journal_title：Journal of cardiovascular electrophysiology

authors： Tzou WS,Sághy L,Lin D

更新日期：2011-10-01 00:00:00

abstract：INTRODUCTION:Pacing is believed to prevent atrial fibrillation by reducing atrial activation time. Exact correlation between P wave duration (PWD) on surface ECG and endocardial atrial activation time is still unexplored. METHODS AND RESULTS:In 15 patients without structural heart disease (9 women, age 45 +/- 14 years...

journal_title：Journal of cardiovascular electrophysiology

authors： Gozolits S,Fischer G,Berger T,Hanser F,Abou-Harb M,Tilg B,Pachinger O,Hintringer F,Roithinger FX

更新日期：2002-12-01 00:00:00

abstract：INTRODUCTION:The pulmonary veins (PVs) are a dominant source of triggers initiating atrial fibrillation (AF). While recent evidence implicates these structures in the maintenance of paroxysmal AF, their role in permanent AF is not known. The current study aims to compare the contribution of PV activity to the maintenan...

journal_title：Journal of cardiovascular electrophysiology

authors： Sanders P,Nalliah CJ,Dubois R,Takahashi Y,Hocini M,Rotter M,Rostock T,Sacher F,Hsu LF,Jönsson A,O'Neill MD,Jaïs P,Haïssaguerre M

更新日期：2006-09-01 00:00:00

abstract：BACKGROUND:The usefulness of ventricular entrainment to differentiate AV nodal reentrant tachycardia (AVNRT) from orthodromic reciprocating tachycardia (ORT) by substracting the corrected postpacing interval (cPPI) from the tachycardia cycle length (TCL) or the ventriculoatrial interval during stimulation (SA) from tha...

journal_title：Journal of cardiovascular electrophysiology

authors： Javier García-Fernández F,Almendral J,Marta Pachón,González-Torrecilla E,Martín J,Gallardo R

更新日期：2013-05-01 00:00:00

abstract：:A case of intermittent sinus parasystole in which the parasystolic focus is protected from the dominant sinus rhythm only during the second half of its intrinsic cycle is reported. In addition, a modulating (i.e., electronic) effect is often clearly exerted from the dominant rhythm upon the focus during the protected ...

journal_title：Journal of cardiovascular electrophysiology

authors： Satullo G,Donato A,Busá G,Cavallaro L

更新日期：1996-03-01 00:00:00

abstract：INTRODUCTION:Vasovagal reflex is the most common type of syncope but its etiology is not fully elucidated. Venous return and cardiac output are key in hemodynamic control. The aim of the study was to assess cardiovascular biomarkers and echocardiographic measures at rest and during hypovolemia in women with and without...

journal_title：Journal of cardiovascular electrophysiology

authors： Lindenberger M,Fedorowski A,Melander O,Gallo W,Engvall J,Skoog J

更新日期：2019-12-01 00:00:00

abstract：:Several techniques are used for AF ablation, but no general consensus exists as to which technique is the most effective. At our center, we have developed a technique for isolating the pulmonary veins (PVs) at their antrum. The technique is guided by intracardiac echocardiography (ICE) and mapping with a circular (Las...

journal_title：Journal of cardiovascular electrophysiology

authors： Verma A,Marrouche NF,Natale A

更新日期：2004-11-01 00:00:00

abstract：INTRODUCTION:Computational modeling of cardiac arrhythmogenesis and arrhythmia maintenance has made a significant contribution to the understanding of the underlying mechanisms of arrhythmia. We hypothesized that a cardiac model using personalized electro-anatomical parameters could define the underlying ventricular ta...

journal_title：Journal of cardiovascular electrophysiology

authors： Chen Z,Cabrera-Lozoya R,Relan J,Sohal M,Shetty A,Karim R,Delingette H,Gill J,Rhode K,Ayache N,Taggart P,Rinaldi CA,Sermesant M,Razavi R

更新日期：2016-07-01 00:00:00

abstract：INTRODUCTION:In isolated rabbit hearts, repetitive endocardial focal discharges (REFDs) were consistently observed during ventricular fibrillation (VF) with prolonged (>5 minutes) global ischemia (GI). We hypothesized that BAPTA-AM, a calcium chelator, can suppress these REFDs. METHODS AND RESULTS:Using a two-camera o...

journal_title：Journal of cardiovascular electrophysiology

authors： Wu TJ,Lin SF,Hsieh YC,Lin TC,Lin JC,Ting CT

更新日期：2011-10-01 00:00:00

abstract：INTRODUCTION:Recent studies described the occurrence of conduction block within pulmonary veins. The purpose of this study was to evaluate the prevalence of exit block during arrhythmias that arise in pulmonary veins. METHODS AND RESULTS:Twenty-five patients with atrial tachycardia/fibrillation underwent successful ab...

journal_title：Journal of cardiovascular electrophysiology

authors： Tse HF,Lau CP,Kou W,Pelosi F,Oral H,Kim M,Michaud GF,Knight BP,Moscucci M,Strickberger SA,Morady F

更新日期：2000-04-01 00:00:00

abstract：INTRODUCTION:Atrial arrhythmias have emerged as a topic of great interest for clinical electrophysiologists. Noninvasive imaging of electrical function in humans may be useful for computer-aided diagnosis and treatment of cardiac arrhythmias, which can be accomplished by the fusion of data from ECG mapping and magnetic...

journal_title：Journal of cardiovascular electrophysiology

authors： Modre R,Tilg B,Fischer G,Hanser F,Messnarz B,Seger M,Schocke MF,Berger T,Hintringer F,Roithinger FX

更新日期：2003-07-01 00:00:00

abstract：INTRODUCTION:Bundle branch reentry (BBR) typically occurs in patients with dilated cardiomyopathy and infra-Hisian conduction system disease. The macroreentrant circuit of BBR is confined to the His-Purkinje system (HPS) and ventricular myocardium. As such, the atrioventricular (AV) node plays no role in the tachycardi...

journal_title：Journal of cardiovascular electrophysiology

authors： Markowitz SM,Stein KM,Engelstein ED,Lerman BB

更新日期：1995-05-01 00:00:00

abstract：INTRODUCTION:Previous studies have underscored the importance of the interpulmonary isthmus in the initiation and maintenance of atrial fibrillation (AF). The efficacy of additional radiofrequency energy delivery in the interpulmonary isthmus following pulmonary vein antral isolation (PVAI) was investigated. METHODS A...

journal_title：Journal of cardiovascular electrophysiology

authors： Letsas KP,Efremidis M,Vlachos K,Karlis D,Lioni L,Asvestas D,Valkanas K,Mihas CC,Sideris A

更新日期：2014-07-01 00:00:00

abstract：BACKGROUND:Individual risk factors of intraprocedural cardiac injury (cardiac perforation and tamponade) during implantable cardioverter defibrillator (ICD) placement have been documented. However, the prognostic impact of their coexistence has not been explored. OBJECTIVE:To develop a risk score model to identify pat...

journal_title：Journal of cardiovascular electrophysiology

authors： Padala SK,Gunda S,Li S,Sharma PS,Koneru JN,Varosy PD,Ellenbogen KA

更新日期：2019-02-01 00:00:00

abstract：BACKGROUND:Neurally mediated syncope (NMS) is a common disorder that is triggered by orthostatic stress. The circulatory adjustments to orthostatic stress occur just prior to a sudden loss of consciousness. NMS prediction would protect patients from falls or accidents. METHODS AND RESULTS:Based on simultaneously recor...

journal_title：Journal of cardiovascular electrophysiology

authors： Meyer C,Morren G,Muehlsteff J,Heiss C,Lauer T,Schauerte P,Rassaf T,Purerfellner H,Kelm M

更新日期：2011-09-01 00:00:00

abstract：INTRODUCTION:We performed a systematic review and meta-analysis of geographic and racial representation and reported success rates of studies of catheter ablation for atrial fibrillation (AF). METHODS AND RESULTS:We searched PubMed, Scopus, and Cochrane databases from 1/1/1990 to 8/1/2016 for trials and observational ...

journal_title：Journal of cardiovascular electrophysiology

authors： Leef GC,Perino AC,Cluckey A,Yunus FN,Askari M,Heidenreich PA,Narayan SM,Wang PJ,Turakhia MP

更新日期：2018-05-01 00:00:00

abstract：INTRODUCTION:Echocardiography is widely used to optimize CRT programming, but it is time-consuming. This study aimed to correlate the optimal interventricular pacing (V-V) interval obtained by echo with the optimal V-V interval obtained by a simpler method based on the surface ECG. METHODS AND RESULTS:Three V-V interv...

journal_title：Journal of cardiovascular electrophysiology

authors： Vidal B,Tamborero D,Mont L,Sitges M,Delgado V,Berruezo A,Díaz-Infante E,Tolosana JM,Paré C,Brugada J

更新日期：2007-12-01 00:00:00

abstract：INTRODUCTION:Outflow tract ventricular arrhythmias (OT VAs) are common and catheter ablation is an effective treatment option. We sought to investigate the relationship between age-related anatomic aortic root changes and QRS morphology during left ventricular outflow tract (LVOT) pace-mapping using cardiac magnetic re...

journal_title：Journal of cardiovascular electrophysiology

authors： Maeda S,Chik WW,Han Y,Liang JJ,Squara F,Arkles JS,Sadek MM,Santangeli P,Frankel DS,Zado ES,Takebayashi S,Dixit S,Callans DJ,Marchlinski FE,Lin D

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND:The value of signal-averaged ECG (SAECG) in the risk stratification of Chagas disease (ChD), a potentially lethal illness prevalent in Latin America, remains controversial. The aim of this prospective longitudinal study was to determine the prognostic value of SAECG in ChD, using multivariate models with oth...

journal_title：Journal of cardiovascular electrophysiology

authors： Ribeiro AL,Cavalvanti PS,Lombardi F,Nunes Mdo C,Barros MV,Rocha MO

更新日期：2008-05-01 00:00:00

abstract：:Application of radiofrequency energy to arrhythmogenic substrates after careful cardiac mapping could ensure a high success rate in eliminating certain types of tachyarrhythmias. Future studies of catheter ablation will focus on how to improve ablation efficacy and achieve a better result in various types of tachyarrh...

journal_title：Journal of cardiovascular electrophysiology

authors： Chen SA,Chiang CE,Tai CT,Lee SH,Chang MS

更新日期：1995-10-01 00:00:00

abstract：INTRODUCTION:Fifteen to thirty percent of patients with impaired cardiac function have ventricular dyssynchrony and warrant cardiac resynchronization therapy (CRT). While leadless pacemakers eliminate lead-related complications, their current form factor is limited to single-chamber pacing. In this study, we demonstrat...

journal_title：Journal of cardiovascular electrophysiology

authors： Lyu H,John M,Burkland D,Greet B,Xi Y,Sampaio LC,Taylor DA,Babakhani A,Razavi M

更新日期：2018-11-01 00:00:00

abstract：INTRODUCTION:Atrial fibrillation (AF) in the left atrium (LA) is poorly defined in terms of regional differences in the degree of organization, characteristics of paroxysmal and persistent variants, and electrophysiologic events that develop at the onset of episodes. METHODS AND RESULTS:The study population consisted ...

journal_title：Journal of cardiovascular electrophysiology

authors： Ndrepepa G,Karch MR,Schneider MA,Weyerbrock S,Schreieck J,Deisenhofer I,Zrenner B,Schömig A,Schmitt C

更新日期：2002-06-01 00:00:00

abstract：INTRODUCTION:Catheter ablation of the parahisian accessory pathways (PHAP) has been established as the definitive therapy for this type of arrhythmia. However, the PHAP proximity to the normal atrioventricular conduction system makes the procedure technically challenging. Here, we have reported a case series of 20 pati...

journal_title：Journal of cardiovascular electrophysiology

authors： Chokr MO,de Moura LG,Aiello VD,Dos Santos Sousa ÍB,Lopes HB,do Carmo AAL,Pisani CF,Hardy CA,de Melo SL,Scanavacca MI

更新日期：2020-06-01 00:00:00

abstract：INTRODUCTION:Mapping procedures to identify triggers of atrial fibrillation from pulmonary veins (PVs) are not well established. We sought to determine the value of multipolar recordings from the coronary sinus (CS) and crista terminalis (CT) for identifying the origin of paced and atrial premature depolarizations (APD...

journal_title：Journal of cardiovascular electrophysiology

authors： Ashar MS,Pennington J,Callans DJ,Marchlinski FE

更新日期：2000-12-01 00:00:00

abstract：INTRODUCTION:Catheter stimulation of the inferior interatrial ganglionated parasympathetic plexus decreases the ventricular rate during atrial fibrillation (AF) in humans. However, the relatively high stimulation voltages might prevent implementation of neurostimulation in chronic implantable devices. From myocardial e...

journal_title：Journal of cardiovascular electrophysiology

authors： Soós P,Merkely B,Horvat PM,Zima E,Schauerte P

更新日期：2005-12-01 00:00:00

abstract：:Despite preserved left ventricular function, exercise capacity is often impaired after cardiac transplantation due to autonomic denervation of the donor's sinus node. We present our experience with atrio-atrial resynchronization in 2 pediatric heart transplant recipients. Both were highly active, suffered from chronot...

journal_title：Journal of cardiovascular electrophysiology

authors： Cadrin-Tourigny J,Fournier A,Khairy P,Vobecky SJ

更新日期：2010-05-01 00:00:00

abstract：BACKGROUND:The accurate separation of undifferentiated wide complex tachycardias (WCTs) into ventricular tachycardia (VT) or supraventricular wide complex tachycardia (SWCT) using conventional, manually-applied 12-lead electrocardiogram (ECG) interpretation methods is difficult. PURPOSE:We sought to devise a new WCT d...

journal_title：Journal of cardiovascular electrophysiology

authors： May AM,DeSimone CV,Kashou AH,Sridhar H,Hodge DO,Carter R,Lin G,Asirvatham SJ,Noseworthy PA,Deshmukh AJ

更新日期：2020-01-01 00:00:00

abstract：INTRODUCTION:In vitro studies and ambulatory ECG recordings from the MERLIN TIMI-36 clinical trial suggest that the novel antianginal agent ranolazine may have the potential to suppress atrial arrhythmias. However, there are no reports of effects of ranolazine on atrial electrophysiologic properties in large intact ani...

journal_title：Journal of cardiovascular electrophysiology

authors： Kumar K,Nearing BD,Carvas M,Nascimento BC,Acar M,Belardinelli L,Verrier RL

更新日期：2009-07-01 00:00:00

abstract：:Epicardial ablation may be required to eliminate ventricular tachycardia (VT) in patients with underlying structural heart disease. The decision to gain epicardial access is frequently based on the suspicion of an epicardial origin for the VT and/or presence of an arrhythmogenic substrate. Epicardial pathology and VT ...

journal_title：Journal of cardiovascular electrophysiology

authors： Bazan V,Frankel DS,Santangeli P,Garcia FC,Tschabrunn CM,Marchlinski FE

更新日期：2019-03-01 00:00:00

abstract：BACKGROUND:Interrupted inferior vena cava (IVC) is a rare venous anomaly that complicates the treatment of patients who require electrophysiology (EP) procedures. METHODS:We describe five consecutive cases of patients with interrupted IVC who presented to the EP laboratory requiring interventional procedures including...

journal_title：Journal of cardiovascular electrophysiology

authors： Hanley A,Bode WD,Heist EK,Leyton-Mange J,Chatterjee N,Chokshi M,Ha G,Ruskin J,Mela T,Yamada K,Mansour M

更新日期：2020-05-01 00:00:00