abstract：:Pulmonary vein isolation (PVI) using cryoballoon (CB) technique and cavotricuspid isthmus (CTI) ablation using radiofrequency (RF) are established interventions for drug-resistant atrial fibrillation (AF) and typical atrial flutter (AFL). Twelve patients with a mean age of 62 ± 12 years underwent simultaneous delivery...

journal_title：Journal of electrocardiology

authors： Peyrol M,Sbragia P,Ronchard T,Cautela J,Villacampa C,Laine M,Bonello L,Thuny F,Paganelli F,Lévy S

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:The use of vectorcardiography (VCG) has regained interest, however, original Frank-VCG equipment is rare. This study compares the measured VCGs with those synthesized from the 12-lead electrocardiogram (ECG) in patients with heart failure and conduction abnormalities, who are candidate for cardiac resynchron...

journal_title：Journal of electrocardiology

authors： Engels EB,Alshehri S,van Deursen CJ,Wecke L,Bergfeldt L,Vernooy K,Prinzen FW

更新日期：2015-07-01 00:00:00

abstract：PURPOSE:Recent research has established that a tall R-wave in V1 indicates lateral wall involvement in non-anterior wall myocardial infarction (MI). The objective of this study was to assess the value of the admission electrocardiogram (ECG) to predict R-waves and consequently lateral wall damage in the late phase of n...

journal_title：Journal of electrocardiology

authors： Norda S,van der Weg K,Vos R,Gorgels AP

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:Several parameters of heart rate variability (HRV) have been shown to predict the risk of sudden cardiac death (SCD) in cardiac patients. There is consensus that risk prediction is increased when measuring HRV during specific provocations such as orthostatic challenge. For the first time, we provide data on ...

journal_title：Journal of electrocardiology

authors： Schäfer D,Nil M,Herzig D,Eser P,Saner H,Wilhelm M

更新日期：2015-07-01 00:00:00

abstract：INTRODUCTION:"Cardiac memory" (CM) refers to a change in repolarization induced by an altered pathway of activation, manifested after resumption of spontaneous ventricular activation (SVA). AIMS:To investigate for the first time in humans the effects of left ventricular (LV) pacing on CM development through vectorcard...

journal_title：Journal of electrocardiology

authors： Perrotta L,Ricciardi G,Pieragnoli P,Nesti M,Pontecorboli G,Fantini F,Padeletti L

更新日期：2015-07-01 00:00:00

abstract：:There is increasing evidence that regular intense endurance exercise can promote structural and electrical remodeling of the right ventricle (RV). These physiological changes can be profound and are frequently accompanied by ECG changes in the right precordial leads, thereby mimicking features observed in arrhythmogen...

journal_title：Journal of electrocardiology

authors： Claessen G,Brosnan M,La Gerche A,Heidbuchel H

更新日期：2015-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:ECG screening of young athletes for risk of sudden cardiac death has grown in popularity throughout the world. The purpose of this study is to assess the technical error rate of ECGs acquired by appropriately trained community volunteers compared to that reported in the literature utilizing train...

journal_title：Journal of electrocardiology

authors： Marek JC,Marek SA,Marek KA,Zimmerman F

更新日期：2015-05-01 00:00:00

abstract：OBJECTIVE:The clinical benefit of percutaneous coronary intervention (PCI) is controversial in ST-segment elevation myocardial infarction (STEMI) patients presenting 12-72 hours after symptom onset. Several studies suggested this conflicting result was associated with myocardial area at risk (MaR) of enrolled patients....

journal_title：Journal of electrocardiology

authors： Zhang YJ,Zheng W,Sun J,Li GL,Chi BR

更新日期：2015-03-01 00:00:00

abstract：OBJECTIVE:Assess effect of right ventricular pacing (RVP) on left ventricular (LV) activation in heart failure patients with left bundle branch block (LBBB). BACKGROUND:LV activation during RVP is regarded as similar to LBBB; hence novel CRT algorithms may avoid RVP by adopting "fusion" pacing with intrinsic RBB-media...

journal_title：Journal of electrocardiology

authors： Varma N

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:Coronary artery disease and myocardial ischemia cause substantial morbidity and mortality. While ischemia is traditionally diagnosed on the 12-lead electrocardiogram (ECG) by shifts in the ST segment, electrical changes are also produced within the QRS complex during depolarization of ischemic ventricular ti...

journal_title：Journal of electrocardiology

authors： Gramatikov B,Iyer V

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Descriptions of the significance of ST segment or QRS abnormalities in myocarditis are limited because documentation of the diagnosis has previously required myocardial biopsy. Late gadolinium enhancement (LGE) and T2 weighted imaging in the midventricular wall on cardiac magnetic resonance imagi...

journal_title：Journal of electrocardiology

authors： Jhamnani S,Fuisz A,Lindsay J

更新日期：2014-11-01 00:00:00

abstract：:There is an increased risk of sudden cardiac death (SCD) and sudden cardiac arrest (SCA), in African Americans, the basis of which is likely multifactorial. African Americans have higher rates of traditional cardiac risk factors including hypertension, left ventricular hypertrophy, diabetes, coronary heart disease, an...

journal_title：Journal of electrocardiology

authors： Fender EA,Henrikson CA,Tereshchenko L

更新日期：2014-11-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Present methods to extract respiratory myogram interference (RMI) from the Holter-ECG and assess effect of supraventricular arrhythmias (SVAs) onto ECG-based detection of sleep-related breathing disorders (SRBDs) and AHI estimation. METHODS:RMI was quantified as residual energy after ECG cancell...

journal_title：Journal of electrocardiology

authors： Maier C,Dickhaus H

更新日期：2014-11-01 00:00:00

abstract：BACKGROUND:ECG cable interchange can generate erroneous diagnoses. For algorithms detecting ECG cable interchange, high specificity is required to maintain a low total false positive rate because the prevalence of interchange is low. In this study, we propose and evaluate an improved algorithm for automatic detection a...

journal_title：Journal of electrocardiology

authors： Han C,Gregg RE,Feild DQ,Babaeizadeh S

更新日期：2014-11-01 00:00:00

abstract：:Vagally mediated paroxysmal atrial fibrillation is typically described to occur in otherwise healthy young-to-middle aged males during periods of high vagal tone. We report a case of cardioinhibitory type neurocardiogenic syncope associated with atrial fibrillation in an elderly female during episodes of nausea. This ...

journal_title：Journal of electrocardiology

authors： Sriram CS,Naccarelli GV,Luck JC

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND:In STEMI, grade-3 ischemia (G3) on admission ECG predicts larger infarct size (IS) than grade-2 (G2). We evaluated whether pre-hospital G3 and its temporal behavior are associated with IS and salvage after pPCI. METHODS:In 401 STEMI patients, pre-hospital and pre-PCI ECGs were classified as G3 or G2. IS was...

journal_title：Journal of electrocardiology

authors： Ringborn M,Birnbaum Y,Nielsen SS,Kaltoft AK,Bøtker HE,Pahlm O,Wagner GS,Platonov PG,Terkelsen CJ

更新日期：2014-07-01 00:00:00

abstract：BACKGROUND:Our aim was to evaluate the intermittent use of a handheld ECG system for detecting silent arrhythmias and cardiac autonomic dysfunction in children with univentricular hearts. METHODS:Twenty-seven patients performed intermittent ECG recordings with handheld devices during a 14-day period. A manual arrhythm...

journal_title：Journal of electrocardiology

authors： Dahlqvist JA,Karlsson M,Wiklund U,Hörnsten R,Rydberg A

更新日期：2014-05-01 00:00:00

abstract：BACKGROUND:While J-waves were observed in healthy populations, variations in their reported incidence may be partly explicable by the ECG filter setting. METHODS:We obtained resting 12-lead ECG recordings in 665 consecutive patients and enrolled 112 (56 men, 56 women, mean age 59.3±16.1years) who manifested J-waves on...

journal_title：Journal of electrocardiology

authors： Nakagawa M,Tsunemitsu C,Katoh S,Kamiyama Y,Sano N,Ezaki K,Miyazaki H,Teshima Y,Yufu K,Takahashi N,Saikawa T

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:Displacement of ECG leads can result in unwarranted findings. We assessed the frequency of Brugada-type patterns in athletes when precordial leads were purposely placed upward. METHODS:Four hundred ninety-one collegiate athletes underwent two ECGs: one with standard leads, one with V1 and V2 along the 2nd i...

journal_title：Journal of electrocardiology

authors： Chung EH,McNeely DE 3rd,Gehi AK,Brickner T,Evans S,Pryski E,Waicus K,Stafford H,Mounsey JP,Schwartz JD,Huang S,Pursell I,Ciocca M

更新日期：2014-01-01 00:00:00

abstract：:Syncope is a risk factor for sudden cardiac death (SCD) in many conditions associated with structural heart disease as well as inherited heart disease. The ECG in patients with syncope should be examined carefully for signs of structural heart disease, such as myocardial infarction or cardiomyopathy; signs of conducti...

journal_title：Journal of electrocardiology

authors： Marine JE

更新日期：2013-11-01 00:00:00

abstract：:Takotsubo cardiomyopathy (TTC) is characterized by acute and reversible ventricular dysfunction in the absence of significant coronary artery disease, typically triggered by acute emotional or physical stress. In the acute phase of TTC, the electrocardiogram (ECG) shows ST-segment elevation, which rapidly evolves into...

journal_title：Journal of electrocardiology

authors： Zhong-qun Z,Chong-quan W,Nikus KC,Sclarovsky S

更新日期：2013-07-01 00:00:00

abstract：:Prognosis and risk factors for patients age 35years or younger with Brugada syndrome (BrS) were prospectively explored in a sub-analysis of the Japan Idiopathic Ventricular Fibrillation Study (J-IVFS) registry. During the period from February 2002 to January 2011, 69 cases (mean age 30±6years, male=66) of the young (a...

journal_title：Journal of electrocardiology

authors： Hiraoka M,Takagi M,Yokoyama Y,Sekiguchi Y,Aihara N,Aonuma K,Japan Idiopathic Ventricular Fibrillation Study Investigators.

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND:Possible similarities or differences in the ST- and PR-segment deviations in the electrocardiogram of takotsubo cardiomyopathy (TTC) and acute pericarditis (AP) are not well defined. METHODS:We compared different parameters of the admission electrocardiogram in eight patients with TTC and eight patients wit...

journal_title：Journal of electrocardiology

authors： Zhong-qun Z,Chong-quan W,Sclarovsky S,Nikus KC,Chao-rong H,Shan M

更新日期：2013-03-01 00:00:00

abstract：PURPOSE:We conducted a systematic review and meta-analysis of randomized and observational studies to evaluate the associations between QRS duration (QRSd) at baseline or in follow-up and outcomes with cardiac resynchronization therapy (CRT). METHODS:We searched online databases to December 2010 and included 6 randomi...

journal_title：Journal of electrocardiology

authors： Bryant AR,Wilton SB,Lai MP,Exner DV

更新日期：2013-03-01 00:00:00

abstract：:For the past several years ECRI Institute has published a list of Top Ten Health Technology Hazards. This list is based on ECRI's extensive research in health technology safety and on data provided to its problemreporting systems. For every year that the Top Ten list has been published, Alarm Hazards have been at or n...

journal_title：Journal of electrocardiology

authors： Keller JP Jr

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND:Atrial fibrillation occurs in 20% to 40% of patients post cardiac surgery. Prophylactic amiodarone decreases the incidence of atrial fibrillation, especially in those not taking β-blockers. Studies, however, vary in dosage, duration of treatment, and route of administration. Limited studies evaluating short ...

journal_title：Journal of electrocardiology

authors： Carter WH,Trotter CC,Kowalski TE,Modak A,Siddiqui Y,Davis E,Sampath R,Khan JH

更新日期：2012-11-01 00:00:00

abstract：:Normal pacemaker and defibrillator function can occasionally mimic device malfunction. A thorough understanding of timing cycles and familiarity with company-specific pacing algorithms can often avoid unnecessary confusion. ...

journal_title：Journal of electrocardiology

authors： Ortman M

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND:Presence of severe autonomic failure (SAF), defined as coincidence of abnormal heart rate turbulence and abnormal deceleration capacity, identifies a group of patients with very poor prognosis among post-infarction patients with diabetes mellitus. However, factors contributing to development of SAF are entir...

journal_title：Journal of electrocardiology

authors： Zuern CS,Rizas K,Eick C,Sterz K,Gawaz M,Bauer A

更新日期：2012-11-01 00:00:00

abstract：:Acute coronary syndromes due to involvement of the left main trunk usually present with subtotal occlusion and electrocardiographic pattern with predominant ST depression (non-ST-elevation myocardial infarction). The cases with complete occlusion frequently present an ST-elevation myocardial infarction pattern, but th...

journal_title：Journal of electrocardiology

authors： Fiol M,Carrillo A,Rodríguez A,Pascual M,Bethencourt A,Bayés de Luna A

更新日期：2012-09-01 00:00:00

abstract：:The case of a patient with complete atrioventricular block with capability of rapid ventriculoatrial conduction with unusual behavior is presented. Potential mechanisms are discussed. ...

journal_title：Journal of electrocardiology

authors： Arias MA,Jiménez-López J,Pachón M,Jerez-Valero M,Puchol A,Rodríguez-Padial L

更新日期：2012-07-01 00:00:00

abstract：:We report a case of an outpatient cardiac arrest due to ventricular fibrillation and resuscitated with external automated defibrillator shocks in which acute amiodarone infusion unmasked a Brugada phenotype electrocardiographic pattern. Possible interferences by this drug and suitable therapeutic actions are discussed...

journal_title：Journal of electrocardiology

authors： D'Aloia A,Vizzardi E,Bugatti S,Zanini G,Bontempi L,Curnis A

更新日期：2012-07-01 00:00:00

abstract：AIMS:Patients with atrioventricular (AV) block can develop left ventricular (LV) dysfunction with long-term right ventricular pacing (RVP). We investigated the role of RVP-induced LV dyssynchrony in this adverse remodeling. METHODS AND RESULTS:Nineteen patients with normal LV function undergoing pacemaker implantation...

journal_title：Journal of electrocardiology

authors： Pap R,Gallardo R,Rónaszéki D,Ágoston G,Traykov VB,Sághy L,Varga A,Forster T

更新日期：2012-07-01 00:00:00

abstract：:Repetitive nonreentrant ventriculoatrial synchrony during dual-chamber pacing is characterized by long intervals alternating with short intervals. This arrangement activated automatic mode switching in a St Jude dual-chamber pacemaker in which the algorithm requires an atrial sensed event for automatic mode switching ...

journal_title：Journal of electrocardiology

authors： Barold SS,Stroobandt RX,Van Heuverswyn F

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND:We assessed the specificity of wide QRS complex tachycardia (WCT) differentiating algorithms in patients with preexistent left bundle branch block (LBBB) and heart failure. METHODS:Three hundred fourteen patients with resynchronization devices were retrospectively screened. electrocardiograms with supravent...

journal_title：Journal of electrocardiology

authors： Jastrzebski M,Kukla P,Czarnecka D,Kawecka-Jaszcz K

更新日期：2012-05-01 00:00:00

abstract：OBJECTIVE:This study was undertaken to evaluate the nature and onset of changes in the QRS complex in the offspring of patients with diabetes mellitus (DM) and metabolic syndrome (MetS). METHODS AND METHODS:A total of 529 subjects, divided into 5 groups, were included in the study: (i) group DM (n = 92), patients with...

journal_title：Journal of electrocardiology

authors： Bacharova L,Krivosikova Z,Wsolova L,Gajdos M

更新日期：2012-05-01 00:00:00

abstract：:Brugada syndrome is a clinical-electrocardiographic entity predisposing to malignant ventricular arrhythmias. The typical arrhythmia is polymorphic ventricular tachycardia, which can potentially degenerate to ventricular fibrillation. Monomorphic ventricular tachycardia is uncommon. Our group is reporting the case of ...

journal_title：Journal of electrocardiology

authors： McIntyre WF,Femenía F,Arce M,Trucco E,Palazzolo J,Pérez-Riera AR,Baranchuk A

更新日期：2012-05-01 00:00:00

abstract：:Controlled physical training has been shown to be a valuable therapeutic addition to a pharmacological treatment in patients with chronic heart failure (CHF). It is speculated that repeated physical training can improve the autonomic modulation of the cardiovascular system in patients with CHF. The present study evalu...

journal_title：Journal of electrocardiology

authors： Ricca-Mallada R,Migliaro ER,Piskorski J,Guzik P

更新日期：2012-05-01 00:00:00

abstract：:Isolated occlusion of the septal perforating branch of the left anterior descending coronary artery is extremely rare. As a result, little is known about its electrocardiographic manifestations compared with those of an anteroseptal myocardial infarction. We present the case of an isolated septal myocardial infarction...

journal_title：Journal of electrocardiology

authors： Tomcsanyi J,Bozsik B,Zsoldos A,Simor T

更新日期：2012-05-01 00:00:00

abstract：PURPOSE:This study aims to develop a noninvasive atrial remodeling index (RI) to separate patients presenting paroxysmal atrial fibrillation (ParAF) from those with sustained persistent atrial fibrillation (PerAF), that is, AF episodes interrupted 7 days or more after the onset. METHODS:Signal-averaged P-wave duration...

journal_title：Journal of electrocardiology

authors： Vincenti A,Rota M,Spinelli M,Corciulo M,De Ceglia S,Rovaris G,Antolini L,Genovesi S

更新日期：2012-03-01 00:00:00

abstract：UNLABELLED:By definition, the electrocardiographic (ECG) patterns of left bundle-branch block (LBBB) represent distinctive changes in duration and shape of the QRS complex caused by intraventricular conduction delay in the left ventricle (LV) due to structural abnormalities in the His-Purkinje conduction system and/or ...

journal_title：Journal of electrocardiology

authors： Bacharova L,Szathmary V,Mateasik A

更新日期：2011-11-01 00:00:00