Effects of acute volume changes on P wave characteristics: correlation with echocardiographic findings in healthy men.

abstract：INTRODUCTION:Despite the importance of neurogenic initiation of rapid firing from pulmonary veins (PVs), the mechanism of autonomic modulation of electrophysiological properties of the PV myocardium to form a substrate for atrial arrhythmia remains poorly understood. METHODS AND RESULTS:A 2-microelectrode technique wa...

journal_title：Journal of cardiovascular electrophysiology

authors： Egorov YV,Kuz'min VS,Glukhov AV,Rosenshtraukh LV

更新日期：2015-10-01 00:00:00

abstract：INTRODUCTION:This observational study was designed to analyze the safety and feasibility of percutaneous skin closure using a purse-string suture and compare it with the use of a compression bandage after pulmonary vein isolation. METHODS AND RESULTS:A total of 407 patients undergoing pulmonary vein isolation (217 wit...

journal_title：Journal of cardiovascular electrophysiology

authors： Akkaya E,Berkowitsch A,Zaltsberg S,Deubner N,Greiss H,Hain A,Hamm CW,Sperzel J,Neumann T,Kuniss M

更新日期：2017-09-01 00:00:00

abstract：INTRODUCTION:High recurrence rate is still a major problem associated with ablation of paroxysmal atrial fibrillation (AF). Most of the recurrences occur within 6 months after ablation. The characteristics of very late recurrent AF (>12 months after ablation) have not been reported. METHODS AND RESULTS:Two hundred sev...

journal_title：Journal of cardiovascular electrophysiology

authors： Hsieh MH,Tai CT,Tsai CF,Lin WS,Lin YK,Tsao HM,Huang JL,Ueng KC,Yu WC,Chan P,Ding YA,Chang MS,Chen SA

更新日期：2003-06-01 00:00:00

abstract：INTRODUCTION:We report the case of a 36-year-old patient with a longstanding history of paroxysmal tachycardia. METHODS AND RESULTS:During the electrophysiological study, the H-V interval was prolonged in sinus rhythm, and a second potential (H'') with distal to proximal activation pattern was recorded in the region o...

journal_title：Journal of cardiovascular electrophysiology

authors： Sarkozy A,Boussy T,Chierchia GB,Geelen P,Brugada P

更新日期：2006-08-01 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:Evaluation of conduction over a linear ablation lesion at the anterior mitral annulus can be time-consuming and difficult during ongoing radiofrequency application. The purpose of this study was to validate conduction time from the beginning of the p wave and from the coronary sinus ostium to the left atri...

journal_title：Journal of cardiovascular electrophysiology

authors： Huemer M,Wutzler A,Parwani AS,Attanasio P,Heiderfazel S,Ewertsen NC,Haverkamp W,Boldt LH

更新日期：2015-07-01 00:00:00

abstract：:Cost-efficacy assessment of implantable cardioverter defibrillator (ICD) therapy has proved contentious and may have limited uptake of ICD therapy, particularly in Europe. Published modeling assessments are too inaccurate to determine clinical practice, and assessments based on clinical studies are incomplete (from th...

journal_title：Journal of cardiovascular electrophysiology

authors： Morgan JM

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND:We previously reported on the incidence and clinical implications of supraventricular arrhythmia in patients with cardiac sarcoidosis (CS). The role of catheter ablation for the management of atrial arrhythmia (AA) in this patient population is unknown. METHODS AND RESULTS:One hundred consecutive patients w...

journal_title：Journal of cardiovascular electrophysiology

authors： Willner JM,Viles-Gonzalez JF,Coffey JO,Morgenthau AS,Mehta D

更新日期：2014-09-01 00:00:00

abstract：INTRODUCTION:To assess a potential relationship between sex and outcome in recipients of an implantable cardioverter-defibrillator (ICD). METHODS AND RESULTS:All 1471 ICD recipients between 2000 and 2015 were sex-related analyzed with the following outcome parameters: overall survival (OS), the occurrence of inappropr...

journal_title：Journal of cardiovascular electrophysiology

authors： Burger AL,Schmidinger H,Ristl R,Pezawas T

更新日期：2019-09-01 00:00:00

abstract：INTRODUCTION:Implantable cardioverter defibrillators (ICDs) are proven to prevent sudden death in patients at elevated risk for sustained ventricular tachycardia or fibrillation. Complications related to ICD failure can stem from lead dysfunction, manufacturing defects, patient characteristics, or implantation techniqu...

journal_title：Journal of cardiovascular electrophysiology

authors： Barbhaiya CR,Niazi O,Bostrom J,Patil S,Jankelson L,Bernstein S,Park D,Holmes D,Aizer A,Chinitz LA

更新日期：2020-06-01 00:00:00

abstract：INTRODUCTION:Arrhythmogenic right ventricular cardiomyopathy/dysplasia (ARVC/D) is an inherited cardiomyopathy characterized by ventricular arrhythmias and heart failure. The variable phenotype suggesting that determined environmental factors may have an influence. The aim of our study was to discover the impact of the...

journal_title：Journal of cardiovascular electrophysiology

authors： Ruiz Salas A,Barrera Cordero A,Navarro-Arce I,Jiménez Navarro M,García Pinilla JM,Cabrera Bueno F,Abdeselam-Mohamed N,Morcillo-Hidalgo L,Gómez Doblas JJ,de Teresa E,Alzueta J

更新日期：2018-11-01 00:00:00

abstract：INTRODUCTION:Dynamic variations in electrophysiologic phenomena inherent to the Brugada syndrome may complicate therapy with implantable cardioverter defibrillators (ICDs). METHODS AND RESULTS:Between 1997 and 1999, 3 of 7 patients with Brugada syndrome (1 man and 2 women, mean age 42 years) received an ICD. During fo...

journal_title：Journal of cardiovascular electrophysiology

authors： Stix G,Bella PD,Carbucicchio C,Schmidinger H

更新日期：2000-05-01 00:00:00

abstract：INTRODUCTION:Epicardial catheter ablation is increasingly used to treat arrhythmias with an epicardial component. Nevertheless, percutaneous epicardial access remains associated with a significant risk of major complications. Developing a technology capable of confirming proper placement within the pericardial space co...

journal_title：Journal of cardiovascular electrophysiology

authors： Burkland DA,Ganapathy AV,John M,Greet BD,Saeed M,Rasekh A,Razavi M

更新日期：2017-12-01 00:00:00

abstract：INTRODUCTION:Catheter ablation for paroxysmal AF (PAF) is limited by an unacceptable recurrence rate, mainly due to pulmonary vein (PV) reconnection. Strategies to minimize reconnection include adenosine infusion and also a waiting period of 30 minutes after PV isolation. The aim of the present study was to assess whet...

journal_title：Journal of cardiovascular electrophysiology

authors： Jiang CY,Jiang RH,Matsuo S,Liu Q,Fan YQ,Zhang ZW,Fu GS

更新日期：2009-12-01 00:00:00

abstract：BACKGROUND:Atrial fibrillation (AF) significantly reduces health-related quality of life (HRQoL), previously measured in clinical trials using patient-reported outcomes (PROs). We examined AF PROs in clinical practice and their association with subsequent clinical management. METHODS:The Utah My Evaluation (mEVAL) pro...

journal_title：Journal of cardiovascular electrophysiology

authors： Zenger B,Zhang M,Lyons A,Bunch TJ,Fang JC,Freedman RA,Navaravong L,Piccini JP,Ranjan R,Spertus JA,Stehlik J,Turner JL,Greene T,Hess R,Steinberg BA

更新日期：2020-12-01 00:00:00

abstract：INTRODUCTION:Quinidine has been evaluated in patients with a short QT-1 syndrome caused by an IKr gain-of-function mutation of HERG. Recently, in vitro data with disopyramide showed an even stronger effect on the N588K mutant current. The aim of the present study was to test the in vivo effects of disopyramide in patie...

journal_title：Journal of cardiovascular electrophysiology

authors： Schimpf R,Veltmann C,Giustetto C,Gaita F,Borggrefe M,Wolpert C

更新日期：2007-11-01 00:00:00

abstract：INTRODUCTION:This study investigated a hybrid approach to reduce the atrial defibrillation threshold (ADFT) by determining the effect of a single linear radiofrequency ablation (RFA) lesion on both the ADFT and activation patterns during atrial fibrillation (AF). METHODS AND RESULTS:In 18 open chest sheep (45 to 57 kg...

journal_title：Journal of cardiovascular electrophysiology

authors： White JB,Fotuhi PC,Pedoto RW,Chattipakorn N,Rogers JM,Ideker RE

更新日期：2001-04-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to evaluate the efficacy and the impact on quality of life of a new ablative approach to the right atrium in patients with atrial fibrillation (AF). METHODS AND RESULTS:Seventy-four symptomatic patients with paroxysmal (n = 49) or permanent (n = 25) refractory AF underwent radiof...

journal_title：Journal of cardiovascular electrophysiology

authors： Calò L,Lamberti F,Loricchio ML,Castro A,Shpun S,Boggi A,Pandozi C,Santini M

更新日期：2004-01-01 00:00:00

abstract：INTRODUCTION:A novel magnetic navigation system allows remote guidance of floppy radiofrequency (RF) ablation catheters. We evaluated the feasibility of mapping and ablation of left-sided accessory pathways (APs) using the retrograde transaortic approach with this system. This might open the gate to retrograde ablation...

journal_title：Journal of cardiovascular electrophysiology

authors： Thornton AS,Rivero-Ayerza M,Knops P,Jordaens LJ

更新日期：2007-05-01 00:00:00

abstract：INTRODUCTION:The application of high-frequency current to the AV junctional area results in a temperature rise in the myocardium and may cause accelerated junctional rhythm (AJR). The aim of the study was to characterize heat-induced AJR in an in vitro animal model. METHODS AND RESULTS:Studies were performed in isolat...

journal_title：Journal of cardiovascular electrophysiology

authors： Thibault B,de Bakker JM,Hocini M,Loh P,Wittkampf FH,Janse MJ

更新日期：1998-06-01 00:00:00

abstract：INTRODUCTION:The mechanisms that maintain ventricular fibrillation (VF) are not completely understood. It has been proposed that increased ventricular wall thickness destabilizes VF wavefronts and therefore is an important determinant of VF activation patterns. We hypothesized that if this is the case, then VF patterns...

journal_title：Journal of cardiovascular electrophysiology

authors： Rogers JM,Huang J,Pedoto RW,Walker RG,Smith WM,Ideker RE

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：INTRODUCTION:We compared the efficacy and safety of amiodarone and dronedarone in patients with persistent atrial fibrillation (AF). METHODS:Five hundred and four amiodarone-naïve patients were randomized to receive dronedarone 400 mg bid (n = 249) or amiodarone 600 mg qd for 28 days then 200 mg qd (n = 255) for at le...

journal_title：Journal of cardiovascular electrophysiology

authors： Le Heuzey JY,De Ferrari GM,Radzik D,Santini M,Zhu J,Davy JM

更新日期：2010-06-01 00:00:00

abstract：BACKGROUND:Radiofrequency high-power ablation appears to be a novel concept for atrial fibrillation (AF). The ablation index (AI) value has been associated with durability of pulmonary vein isolation (PVI). OBJECTIVES:This study aimed to report the procedural data and initial results of a combined ablation technique u...

journal_title：Journal of cardiovascular electrophysiology

authors： Chen S,Schmidt B,Bordignon S,Urbanek L,Tohoku S,Bologna F,Angelkov L,Garvanski I,Tsianakas N,Konstantinou A,Trolese L,Weise F,Perrotta L,Chun KRJ

更新日期：2019-12-01 00:00:00

abstract：INTRODUCTION:Both isoproterenol (Iso) and adenosine (Ado) are used to induce atrial fibrillation (AF) in the electrophysiology lab. However, the utility of Ado has not been systematically established. OBJECTIVE:The purpose of this study was to compare Ado to Iso for the induction of paroxysmal AF. METHODS:Forty patie...

journal_title：Journal of cardiovascular electrophysiology

authors： Tutuianu C,Pap R,Riesz T,Bencsik G,Makai A,Saghy L

更新日期：2019-02-01 00:00:00

abstract：INTRODUCTION:Atrial arrhythmias, including atrial flutter, are common in orthotopic heart transplant recipients. However, only a small number of individual case reports describe the electrical circuit and catheter ablation of atrial flutter after heart transplantation. METHODS AND RESULTS:Detailed electrophysiologic e...

journal_title：Journal of cardiovascular electrophysiology

authors： Heist EK,Doshi SK,Singh JP,Di Salvo T,Semigran MJ,Reddy VY,Keane D,Ruskin JN,Mansour M

更新日期：2004-12-01 00:00:00

abstract：INTRODUCTION:Little data exists on the electrophysiological differences between sustained atrial fibrillation (sAF; >5 minutes) vs self-terminating nonsustained AF (nsAF; <5 minutes). We sought to investigate the electrophysiological characteristics of coronary sinus (CS) activity during postpulmonary vein isolation (P...

journal_title：Journal of cardiovascular electrophysiology

authors： Johner N,Namdar M,Shah DC

更新日期：2020-01-01 00:00:00

abstract：INTRODUCTION:Determination of the optimal electrode configuration during implantable cardioverter defibrillator (ICD) implantation remains largely an empirical process. This study investigated the feasibility of using a finite element model of the thorax to predict clinical defibrillation metrics for internal defibrill...

journal_title：Journal of cardiovascular electrophysiology

authors： Kinst TF,Sweeney MO,Lehr JL,Eisenberg SR

更新日期：1997-05-01 00:00:00

abstract：INTRODUCTION:Right ventricular outflow tract ventricular arrhythmias (RVOT VAs) often originate in the voltage-transitional zone. The target electrogram could be compromised by the architecture of the roving catheter. Mini-electrodes could improve the mapping resolution, especially in low-voltage areas. The aim was to ...

journal_title：Journal of cardiovascular electrophysiology

authors： Liu M,Jiang J,Su C,Li J,Chen X,Ma Y,Feng C,Liu J,Dong Y,Tang A,He J,Wang L

更新日期：2019-05-01 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