Noninvasive electrocardiographic mapping for prediction of tachycardia mechanism and origin of atrial tachycardia following bilateral pulmonary transplantation.

abstract：INTRODUCTION:The slope of the power spectrum in heart rate variability (HRV) reflects the fractal or scaling behavior in HR dynamics and recently was confirmed as an independent predictor of postmyocardial infarction survival. Whether or not the new measurement in HRV foresees the functional evolution in patients with ...

journal_title：Journal of cardiovascular electrophysiology

authors： Lin LY,Lin JL,Du CC,Lai LP,Tseng YZ,Huang SK

更新日期：2001-01-01 00:00:00

abstract：BACKGROUND:The optimal recording technique of the electrogram voltage for detecting abnormal atrial tissue remains unclear. The aim of this study was to compare the impact of various recording techniques on the electrogram voltage after the delivery of ablation therapy in the human right atrium (RA). MATERIAL AND METH...

journal_title：Journal of cardiovascular electrophysiology

authors： Lin YJ,Tai CT,Lo LW,Udyavar AR,Chang SL,Wongcharoen W,Tuan TC,Hu YF,Chiang SJ,Chen YJ,Chen SA

更新日期：2007-06-01 00:00:00

abstract：INTRODUCTION:We conducted this study to examine the effect of the ICD on the outcomes of patients with prior coronary revascularization enrolled in the Sudden Cardiac Death in Heart Failure Trial (SCD-HeFT) and to assess the association of time from coronary revascularization to enrollment with death and sudden cardiac...

journal_title：Journal of cardiovascular electrophysiology

authors： Al-Khatib SM,Hellkamp AS,Lee KL,Anderson J,Poole JE,Mark DB,Bardy GH,scd-heft investigators.

更新日期：2008-10-01 00:00:00

abstract：INTRODUCTION:Phrenic nerve (PN) injury is a well-known complication of cryoballoon ablation (CBA) for pulmonary vein (PV) isolation in patients with atrial fibrillation. However, it is still insufficient to practically predict phrenic nerve injury (PNI) before freezing. We hypothesized that phrenic nerve capture (PNC) ...

journal_title：Journal of cardiovascular electrophysiology

authors： Sano M,Urushida T,Matsukura G,Sakakibara T,Suwa K,Naruse Y,Ohtani H,Saotome M,Maekawa Y

更新日期：2019-08-01 00:00:00

abstract：BACKGROUND:Chronotropic incompetence is common among patients with advanced heart failure (HF), thus atrial pacing (AP) is frequently utilized in this population. The hemodynamic effects of AP during cardiac resynchronization therapy (CRT) have not been well studied. OBJECTIVE:The purpose of this study was to compare ...

journal_title：Journal of cardiovascular electrophysiology

authors： Gold MR,Niazi I,Giudici M,Leman RB,Sturdivant JL,Kim MH,Waggoner AD,Ding J,Arcot-Krishnamurthy S,Daum D,Yu Y

更新日期：2009-08-01 00:00:00

abstract：:The signal-averaged electrocardiogram (SAECG) facilitates noninvasive recording of low-amplitude cardiac signals such as ventricular late potentials. The SAECG has been used to accurately predict life-threatening ventricular tachyarrhythmias in patients after acute myocardial infarction and with nonischemic dilated ca...

journal_title：Journal of cardiovascular electrophysiology

authors： Steinberg JS,Berbari EJ

更新日期：1996-10-01 00:00:00

abstract：INTRODUCTION:Circulating cardiac natriuretic peptides play an important role in maintaining volume homeostasis, especially during conditions affecting hemodynamics. During atrial fibrillation (AF), levels of plasma atrial natriuretic peptide (ANP) becomes elevated. The aim of this study was to gather information about ...

journal_title：Journal of cardiovascular electrophysiology

authors： Tuinenburg AE,Brundel BJ,Van Gelder IC,Henning RH,Van Den Berg MP,Driessen C,Grandjean JG,Van Gilst WH,Crijns HJ

更新日期：1999-06-01 00:00:00

abstract：:We report the case of a 71-year-old man with two atrial tachycardias evolving simultaneously and independently in two dissociated regions after extensive ablation for chronic atrial fibrillation. One tachycardia was a focal tachycardia originating from the right inferior pulmonary vein and activating the posterior lef...

journal_title：Journal of cardiovascular electrophysiology

authors： Matsuo S,Lim KT,Knecht S,Arantes L,Haïssaguerre M

更新日期：2008-09-01 00:00:00

abstract：INTRODUCTION:Wearable cardioverter-defibrillator (WCD) is recommended for patients with implantable cardioverter-defibrillator (ICD) removal. This study aimed to investigate the potential cost-effectiveness of WCD for patients with ICD explant in a high-income city of China. METHODS AND RESULTS:A 5-year decision-analy...

journal_title：Journal of cardiovascular electrophysiology

authors： Jiang X,Ming WK,You JHS

更新日期：2019-11-01 00:00:00

abstract：INTRODUCTION:Two hypotheses have been proposed to explain the mechanisms of vulnerability and related failure of defibrillation therapy: the cross-field-induced critical point hypothesis and the virtual electrode-induced phase singularity hypothesis. These two hypotheses predict the opposite effect of preshock repolari...

journal_title：Journal of cardiovascular electrophysiology

authors： Cheng Y,Nikolski V,Efimov IR

更新日期：2000-09-01 00:00:00

abstract：:Cardiac resynchronization therapy (CRT) is associated with improvement in the quality of life, hospitalization rates, and mortality in patients with left ventricular dysfunction and evidence of the right ventricle-left ventricle (RV-LV) desynchrony. Implant failure rates and patient outcomes have improved with the adv...

journal_title：Journal of cardiovascular electrophysiology

authors： Sinno MC,Carrigan T,Hays JC

更新日期：2020-08-01 00:00:00

abstract：:Although the annual incidence of sudden cardiac death (SCD) is dropping in the United States, therapies for the patient who has survived a SCD episode or is at high risk of developing SCD in the future are now well established. The implantable cardioverter defibrillator (ICD) has emerged from a series of well done ran...

journal_title：Journal of cardiovascular electrophysiology

authors： Cannom DS

更新日期：2005-09-01 00:00:00

abstract：:Atrial fibrillation (AF) is a common clinical problem, particularly in the elderly and in patients with organic heart disease. AF generally is classified into paroxysmal and chronic forms. Chronic AF can be the end result of paroxysmal AF in about 30% of patients. Paroxysmal AF can be defined as attacks of arrhythmia ...

journal_title：Journal of cardiovascular electrophysiology

authors： Lévy S

更新日期：1998-08-01 00:00:00

abstract：INTRODUCTION:This study was designed to analyze dynamic changes in autonomic tone preceding the onset of sustained atrial arrhythmias in patients with focal atrial fibrillation (AF) to determine why patients with frequent discharge from the arrhythmogenic foci develop sustained AF. METHODS AND RESULTS:Holter tapes fro...

journal_title：Journal of cardiovascular electrophysiology

authors： Zimmermann M,Kalusche D

更新日期：2001-03-01 00:00:00

abstract：INTRODUCTION:Idiopathic ventricular tachycardia (VT) originating in or close to the anterior fascicle of the left bundle is rare. A patient with no structural heart disease and VT with a right bundle branch block configuration and right-axis deviation underwent an electrophysiologic examination. METHODS AND RESULTS:Bo...

journal_title：Journal of cardiovascular electrophysiology

authors： Rodriguez LM,Smeets JL,Timmermans C,Trappe HJ,Wellens HJ

更新日期：1996-12-01 00:00:00

abstract：:The mouse has become the principal animal model for studying biologic processes in mammals. Major advances in transgene and gene targeting technology enabled manipulation of the mouse genome in a predictable fashion. Mutant mouse strains provide important insights into the molecular mechanisms underlying normal and di...

journal_title：Journal of cardiovascular electrophysiology

authors： Gehrmann J,Berul CI

更新日期：2000-03-01 00:00:00

abstract：INTRODUCTION:The purpose of this study is to describe a simple and reliable diagnostic maneuver that allows for the rapid differentiation of atypical AV nodal reentrant tachycardia (AVNRT) from other causes of long RP tachycardia. Long RP tachycardias may be caused by atypical AVNRT, orthodromic reciprocating tachycard...

journal_title：Journal of cardiovascular electrophysiology

authors： Man KC,Niebauer M,Daoud E,Strickberger SA,Kou W,Williamson BD,Morady F

更新日期：1995-09-01 00:00:00

abstract：:The ECG appearance in Brugada syndrome is caused by failure of the dome of the action potential to develop. Increased activity of the I(to) current in epicardial cells generates a transmural gradient with repolarization dispersion between the epicardium and the endocardium in the right ventricular wall, thus favoring ...

journal_title：Journal of cardiovascular electrophysiology

authors： Abud A,Bagattin D,Goyeneche R,Becker C

更新日期：2006-02-01 00:00:00

abstract：INTRODUCTION:Capacitance is known to influence defibrillation. Optimal biphasic waveform capacitance for transvenous unipolar defibrillation systems in man is currently being defined. In an effort to improve defibrillation efficacy, we examined the relative defibrillation efficacy of a 65% tilt biphasic pulse from a 90...

journal_title：Journal of cardiovascular electrophysiology

authors： Poole JE,Kudenchuk PJ,Dolack GL,Jones GK,Degroot P,Johnson G,Bardy GH

更新日期：1995-12-01 00:00:00

abstract：:After being struck by a car at the age of 7, an otherwise healthy boy developed recalcitrant, albeit hemodynamically, well-tolerated ventricular tachycardia. An electrophysiological study with 3-dimensional electroanatomic mapping was performed under transesophageal echocardiographic guidance at 10 years of age. Nonau...

journal_title：Journal of cardiovascular electrophysiology

authors： Horduna I,Dubuc M,Rochon AG,Khairy P

更新日期：2011-06-01 00:00:00

abstract：:We describe a case of symptomatic pseudo-AV block due to His-bundle parasystole masquerading as exercise-induced 2:1 AV block. Electrophysiologic study revealed the presence of His-bundle parasystole, and the fluctuation of parasystolic cycle length could be explained by the concept of modulated parasystole. Modulated...

journal_title：Journal of cardiovascular electrophysiology

authors： Kasaoka Y,Ajiki K,Hayami N,Murakawa Y

更新日期：2001-08-01 00:00:00

abstract：INTRODUCTION:Diagnosis of arrhythmogenic right ventricular dysplasia/cardiomyopathy (ARVD/C) has major implications for the management of patients and their first-degree relatives. Diagnosis is based on a set of criteria proposed by the International Task Force for Cardiomyopathies. We report our experience in providin...

journal_title：Journal of cardiovascular electrophysiology

authors： Bomma C,Rutberg J,Tandri H,Nasir K,Roguin A,Tichnell C,Rodriguez R,James C,Kasper E,Spevak P,Bluemke DA,Calkins H

更新日期：2004-03-01 00:00:00

abstract：:A 31-year-old woman with tricuspid atresia and a palliative Waterston shunt presented with intractable poorly tolerated supraventricular tachycardia. Electrophysiologic evaluation was consistent with AV nodal reentrant tachycardia. The fast pathway region was mapped electroanatomically during tachycardia and with cons...

journal_title：Journal of cardiovascular electrophysiology

authors： Khairy P,Seslar SP,Triedman JK,Cecchin F

更新日期：2004-06-01 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:Hyperventilation has been demonstrated to alter autonomic function. Sympathomimetic drugs (isoproterenol) and parasympatholytic drugs (atropine) may be needed to facilitate induction of supraventricular tachycardia (SVT). The aim of this study was to test the clinical utility and mechanisms of hyperventila...

journal_title：Journal of cardiovascular electrophysiology

authors： Chen CC,Chen SA,Tai CT,Kuo TB,Chang MS,Prystowsky EN

更新日期：2001-11-01 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：BACKGROUND:Transseptal access for large sheaths may be encumbered by tissue resistance against the sheath-dilator stepped interface. The ExpanSure Large Access Transseptal Dilator (Baylis Medical) is designed as a single introducer and dilation device with a smooth sheath-dilator transition to support transseptal punct...

journal_title：Journal of cardiovascular electrophysiology

authors： Inohara T,Gilhofer T,Al-Dujaili S,Leung L,Yeung D,Tsang M,Saw J

更新日期：2021-01-21 00:00:00

abstract：INTRODUCTION:While atrial fibrillation (AF) initiation in the pulmonary veins has been well-studied, simultaneous biatrial and three-dimensional noncontact mapping (NCM) has not been performed. We hypothesized that these two techniques would provide novel information on triggers, initiation, and evolution of spontaneou...

journal_title：Journal of cardiovascular electrophysiology

authors： Saksena S,Skadsberg ND,Rao HB,Filipecki A

更新日期：2005-05-01 00:00:00

abstract：INTRODUCTION:Regional dispersions of repolarization (DOR) are arrhythmogenic perturbations that are closely associated with reentry. However, the characteristics of DOR have not been well defined or adequately analyzed because previous algorithms did not take into account spatial heterogeneities of action potential dur...

journal_title：Journal of cardiovascular electrophysiology

authors： Salama G,Kanai AJ,Huang D,Efimov IR,Girouard SD,Rosenbaum DS

更新日期：1998-02-01 00:00:00

abstract：INTRODUCTION:Epicardial procedures frequently require pericardial manipulation. We aimed to develop a nonsurgical percutaneous pericardial modification tool that may (1) facilitate epicardial-based procedures by enabling adhesiolysis or (2) attenuate the myocardial constraining effect of the pericardium. METHODS:Three...

journal_title：Journal of cardiovascular electrophysiology

authors： Killu AM,Naksuk N,Desimone CV,Gaba P,Suddendorf S,Powers J,Ladewig DJ,Lerman LO,Borlaug BA,Asirvatham SJ

更新日期：2017-03-01 00:00:00