Correlation between ECG presentation and cardiovascular magnetic resonance imaging in Takotsubo cardiomyopathy.

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：:Magnesium ion infusion has been reported for treatment of hypomagnesemia often associated with myocardial infarction and with surgeries involving cardiopulmonary bypass (CPB). Magnesium infusion before CPB has been reported to adversely affect the ability to defibrillate after CPB. However, there are also reports of m...

journal_title：Journal of electrocardiology

authors： McDaniel WC,Curtis JJ,Walls JT,Madsen RW

更新日期：1998-04-01 00:00:00

abstract：:Severe bradyarrythmias remain as an important cause for hospital urgent admission and these patients can suffer potentially lethal complications (such as ventricular fibrillation [VF] and torsades de pointes [TdP]) between hospital admission and final therapy. Incidence and predictors of these tachyarrhythmias have no...

journal_title：Journal of electrocardiology

authors： Díaz-Castro O,Puchol A,Almendral J,Torrecilla EG,Arenal A,Martínez-Selles M

更新日期：2004-01-01 00:00:00

abstract：:An asymptomatic 19-year-old top-level athlete had electrocardiographic evidence of intermittent cardiac preexcitation and intermittent left bundle branch block. The electrophysiologic study demonstrated the presence of a direct accessory pathway and enhanced atrioventricular node conduction that resulted in infrahisia...

journal_title：Journal of electrocardiology

authors： Buja G,Canciani B,Martini B,Scognamiglio R,Corrado D,Nava A

更新日期：1991-01-01 00:00:00

abstract：:Recent studies have reported the relation between Torsade de Pointes (TdP) and midmyocardial (M) cell function associated with long QT syndrome. To investigate this relation, we conducted a simulation study with a three-dimensional (3D) heart model incorporating M cells in the anterolateral areas of the model. Paramet...

journal_title：Journal of electrocardiology

authors： Okazaki O,Wei D,Harumi K

更新日期：1998-01-01 00:00:00

abstract：UNLABELLED:The increased QRS voltage is considered to be a specific electrocardiogram (ECG) sign of left ventricular hypertrophy (LVH), and it is expected that the QRS voltage reflects the increase in left ventricular mass (LVM). However, the increased QRS voltage is only one of QRS patterns observed in patients with L...

journal_title：Journal of electrocardiology

authors： Bacharova L,Szathmary V,Kovalcik M,Mateasik A

更新日期：2010-05-01 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：BACKGROUND:As technology infiltrates more of our personal and professional lives, user expectations for intuitive design have driven many consumer products, while medical equipment continues to have high training requirements. Not much is known about the usability and user experience associated with hospital monitoring...

journal_title：Journal of electrocardiology

authors： Fidler R,Bond R,Finlay D,Guldenring D,Gallagher A,Pelter M,Drew B,Hu X

更新日期：2015-11-01 00:00:00

abstract：:Frank-lead electrocardiograms (ECGs) were recorded from 59 adult males with suspected coronary artery disease. Three records were recorded consecutively on frequency modulated tape for each patient in (1) supine position, (2) sitting position with arms relaxed, and (3) sitting position on bicycle with arms on bicycle ...

journal_title：Journal of electrocardiology

authors： Shapiro W,Berson AS,Pipberger HV

更新日期：1976-01-01 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：:Sudden cardiac death occurs as a result of a complex interplay of changes in myocardial substrate, imbalance of autonomic regulation of the heart, and myocardial vulnerability. Noninvasive electrocardiology serves as a comprehensive tool for investigating factors representing mechanistic pathways leading to cardiac ev...

journal_title：Journal of electrocardiology

authors： Zareba W,Moss AJ

更新日期：2003-01-01 00:00:00

abstract：:A method has been developed for establishing a "University Without Walls" for the purpose of studying the relationship between electrocardiographic estimation and magnetic resonance imaging measurements of myocardial infarct size. The research team includes faculty and students from 4 medical centers, with expertise e...

journal_title：Journal of electrocardiology

authors： Wagner GS,Engblom H,Billgren T,Carlsson M,Hedstrom E,Ugander M,Selvester RH,Arheden H,Eisenstein E,Kasper J,White R

更新日期：2001-01-01 00:00:00

abstract：:Exercise-induced changes in the ST segments of the electrocardiogram were compared with the results of coronary arteriography in 73 consecutive patients referred for preoperative evaluation of coronary artery disease. Eighteen patients had single-, 25 double-, and 30 triple-vessel disease. Thirteen were taking digital...

journal_title：Journal of electrocardiology

authors： Hajduczki I,Berenyi I,Enghoff E,Malmberg P,Erikson U

更新日期：1985-01-01 00:00:00

abstract：:The authors present a case of trifascicular block: complete right bundle branch block, tachycardia-dependent left anterior hemiblock, and bradycardia-dependent left posterior hemiblock. There is, in addition, a complicating independent AV junctional rhythm that is in most instances not affected by the conducted sinus ...

journal_title：Journal of electrocardiology

authors： Oreto G,Satullo G,Luzza F,Carerj S,Arrigo F,Schamroth L

更新日期：1989-07-01 00:00:00

abstract：:In recent years, it has become increasingly clear that for an important subset of patients with coronary artery disease, many or all of their ischemic episodes are not accompanied by anginal pain. For these patients, it is desirable to detect these ischemic episodes as periods of ST-segment depression on Holter tapes....

journal_title：Journal of electrocardiology

authors： Hubelbank M

更新日期：1992-01-01 00:00:00

abstract：INTRODUCTION:The mechanisms of torsade de pointes tachycardia (TdP) are incompletely understood. We aimed to investigate the mechanisms underlying TdP tachycardia in patients with spontaneous high-degree atrioventricular block (AVB). METHODS AND RESULTS:This retrospective study reviewed old TdP recordings after ventri...

journal_title：Journal of electrocardiology

authors： Fontaine GH,Li G,Saguner AM,Frank R

更新日期：2019-01-01 00:00:00

abstract：:Bidirectional tachycardia was observed on Holter tracings recorded from a dog three days after the production of a small freeze lesion on the wall of the left ventricle. A bigeminal rhythm with fixed coupling of ventricular premature contractions was interrupted by a burst of ventricular tachycardia of different morph...

journal_title：Journal of electrocardiology

authors： Klein GJ,Wallace AG,Gallagher JJ

更新日期：1979-01-01 00:00:00

abstract：:Serial ECG's were reviewed in 93 consecutive patients who were proven to be susceptible to malignant hyperthermia by caffeine contracture and ATP depletion tests on skeletal muscle biopsies, but who were without a history of pyrexic crises. There were 46 males and 47 females with a mean age of 33 years. Abnormal ECG's...

journal_title：Journal of electrocardiology

authors： Huckell VF,Staniloff HM,Britt BA,Morch JE

更新日期：1982-04-01 00:00:00

abstract：:Exercise testing was evaluated in 51 patients with critical left coronary artery disease (LCA) documented by coronary arteriography within two weeks of their bicycle ergometer (26 patients) or treadmill (25 patients) electrocardiographic study. Adequate tests, as defined by the patient having reached 85% of predicted ...

journal_title：Journal of electrocardiology

authors： Timmis GC,Westveer DC,Gordon S,Ramos RG,Gangadharan V

更新日期：1979-07-01 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：:Vectorcardiograms were recorded by the canine modification of the axial lead system of McFee and Parungao from 38 necropsy-verified normal dogs placed in the recommended position of right lateral recumbency. A digital computer program was used to identify and analyze the spatial characteristics of the QRSsE loop. In o...

journal_title：Journal of electrocardiology

authors： Musselman EE

更新日期：1983-07-01 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:Atrial fibrillation (AF) and ventricular arrhythmias (VAs) are associated with increased morbidity and mortality. However, data are lacking concerning the association of AF and VAs. This study aimed to clarify the association between AF and VAs and to investigate the effect of amiodarone on the incidence of ...

journal_title：Journal of electrocardiology

authors： Watanabe T,Inoue K,Kashiwase K,Mine T,Hirooka K,Shutta R,Mizuno H,Okuyama Y,Sakata Y,Nanto S,SATISFACTION Investigators.

更新日期：2018-01-01 00:00:00

abstract：:The efficacy and safety of autodecremental pacing (ADP) to interrupt ventricular tachycardia (VT) and atrial flutter was examined. Once tachycardia was recognized, ADP was initiated using a short train of stimuli with gradual shortening (3%) of the interstimulus interval. ADP was applied to 13 consecutive patients dur...

journal_title：Journal of electrocardiology

authors： Waksman R,Pollack A,Berkovits BV,Nassar H,Gotsman MS,Hasin Y

更新日期：1992-10-01 00:00:00

abstract：:This contribution discusses the dominant T wave, a concept providing an overall view on the repolarization currents of the ventricular myocardium. The dominant T wave is a weighted mean of the T waves on the body surface. It can be estimated from the matrix of sampled observed potentials. The timing of its peak reveal...

journal_title：Journal of electrocardiology

authors： van Oosterom A

更新日期：2004-01-01 00:00:00

abstract：:Under hypoxic (95% N2 + 5% CO2) perfusion, electrophysiological effects of L-carnitine on canine papillary muscles were studied using standard microelectrode techniques. During hypoxic perfusion for 60 min, resting membrane potential (RMP), action potential amplitude (APA) and maximum upstroke velocity of phase 0 were...

journal_title：Journal of electrocardiology

authors： Hayashi H,Suzuki Y,Abe M,Nishihara K,Masumura Y,Kamikawa T,Kobayashi A,Yamazaki N

更新日期：1984-01-01 00:00:00

abstract：:A 21year old gentleman was admitted with shortness of breath and heart failure. He was noted to have incessant supraventricular tachycardia which was refractory to pharmacological and electrical cardioversion. Electrophysiology study revealed focal atrial tachycardia from an unusual location which was successfully abl...

journal_title：Journal of electrocardiology

authors： Nair KKM,Namboodiri N,Gopalakrishnan A,Abhilash SP,Valaparambil A

更新日期：2018-01-01 00:00:00

abstract：:In treating atrial fibrillation (AF) the goal of ventricular rate reduction is still not determined. An animal model of AF was developed in which the relationship between ventricular rate and the parameters of cardiac function in AF can be studied. To simulate AF, complete heart block was chemically produced on open-c...

journal_title：Journal of electrocardiology

authors： Liau CS,Chen MF,Lin FY,Tsai CH,Lee YT

更新日期：1994-04-01 00:00:00

abstract：:Brugada phenocopies are clinical entities characterized by electrocardiographic patterns that are identical to true Brugada syndrome, but are elicited by a number of clinical circumstances. ECG normalizes upon resolution of underlying condition, family history of arrhythmic syncope or ventricular arrhythmias is strict...

journal_title：Journal of electrocardiology

authors： Lippolis A,Buzzi MP,Romano IJ,Facchini C,Gentile F

更新日期：2019-01-01 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