Heart Conduction System

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  Subject Areas on Research

  • 2019 HRS/EHRA/APHRS/LAHRS expert consensus statement on catheter ablation of ventricular arrhythmias. 
  • A Fiber-Based Ratiometric Optical Cardiac Mapping Channel using a Diffraction Grating and Split Detector 
  • A biophysical model for cardiac microimpedance measurements. 
  • A common SCN5A polymorphism attenuates a severe cardiac phenotype caused by a nonsense SCN5A mutation in a Chinese family with an inherited cardiac conduction defect. 
  • A comparison of measured epicardial potentials with epicardial potentials computed from body surface measurements in the intact dog. 
  • A computer model of normal conduction in the human atria. 
  • A detailed guide for quantification of myocardial scar with the Selvester QRS score in the presence of electrocardiogram confounders. 
  • A finite volume model of cardiac propagation. 
  • A flexible method for simulating cardiac conduction in three-dimensional complex geometries. 
  • A low-cost high-efficiency fiber-optic coupler for recording action potentials within the myocardial wall. 
  • A membrane model of electrically remodelled atrial myocardium derived from in vivo measurements. 
  • A novel NaV1.5 voltage sensor mutation associated with severe atrial and ventricular arrhythmias. 
  • A numerical scheme for modeling wavefront propagation on a monolayer of arbitrary geometry. 
  • A planar slab bidomain model for cardiac tissue. 
  • A prototype inverse solution in one-dimension to find the origin of excitation, strand radius, intracellular resistivity, or distance from the surface. 
  • A simulation study evaluating the performance of high-density electrode arrays on myocardial tissue. 
  • A survey of health care practitioners' knowledge of the QT interval. 
  • A two-current model for the dynamics of cardiac membrane. 
  • ACC/AHA guidelines for the management of patients with ST-elevation myocardial infarction--executive summary. A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to revise the 1999 guidelines for the management of patients with acute myocardial infarction). 
  • ACC/AHA guidelines for the management of patients with ST-elevation myocardial infarction--executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 1999 Guidelines for the Management of Patients With Acute Myocardial Infarction). 
  • AHA/ACCF/HRS recommendations for the standardization and interpretation of the electrocardiogram: part VI: acute ischemia/infarction: a scientific statement from the American Heart Association Electrocardiography and Arrhythmias Committee, Council on Clinical Cardiology; the American College of Cardiology Foundation; and the Heart Rhythm Society. Endorsed by the International Society for Computerized Electrocardiology. 
  • Aborted myocardial infarction in patients with ST-segment elevation: insights from the Assessment of the Safety and Efficacy of a New Thrombolytic Regimen-3 Trial Electrocardiographic Substudy. 
  • Accessory atrioventricular pathway in an infant: prediction of location with body surface maps and ablation with cryosurgery. 
  • Adaptive servo-ventilation reduces atrial fibrillation burden in patients with heart failure and sleep apnea. 
  • Adolescent nicotine exposure alters cardiac autonomic responsiveness: beta-adrenergic and m2-muscarinic receptors and their linkage to adenylyl cyclase. 
  • Altering the topology of gap junctions a major therapeutic target for atrial fibrillation. 
  • Ambulatory electrocardiogram analysis in infants treated with recombinant human acid alpha-glucosidase enzyme replacement therapy for Pompe disease. 
  • An ECG index of myocardial scar enhances prediction of defibrillator shocks: an analysis of the Sudden Cardiac Death in Heart Failure Trial. 
  • An analysis of Wenckebach periodicity. 
  • An integrative model of mouse cardiac electrophysiology from cell to torso. 
  • An upper limit for the electrogenic Na-K pump contribution to maximum diastolic potential in feline cardiac Purkinje fibers in steady state. 
  • Analysis of secondary pauses following termination of rapid atrial pacing in man. 
  • Analysis of ventricular activation using surface electrocardiography to predict left ventricular reverse volumetric remodeling during cardiac resynchronization therapy. 
  • Analytical model of extracellular potentials in a tissue slab with a finite bath. 
  • Anaylsis of ventricular activation and repolarization from intramural and epicardial potential distributions for ectopic beats in the intact dog. 
  • Anisotropy, fiber curvature, and bath loading effects on activation in thin and thick cardiac tissue preparations: simulations in a three-dimensional bidomain model. 
  • Anxiety reduces baroreflex cardiac control in older adults with major depression. 
  • Appearance of atrial rhythm with absent P wave in longstanding atrial fibrillation. 
  • Artificial Intelligence and Machine Learning in Arrhythmias and Cardiac Electrophysiology. 
  • Aspects of rate-related hyperpolarization in feline Purkinje fibers. 
  • Aspirin in cardiovascular disorders. What is the optimum dose? 
  • Assessment of atrioventricular conduction in aortic valve disease. 
  • Association Between a Prolonged PR Interval and Outcomes of Cardiac Resynchronization Therapy: A Report From the National Cardiovascular Data Registry. 
  • Association of elevated fasting glucose with increased short-term and 6-month mortality in ST-segment elevation and non-ST-segment elevation acute coronary syndromes: the Global Registry of Acute Coronary Events. 
  • Association of prolonged QRS duration with ventricular tachyarrhythmias and sudden cardiac death in the Multicenter Automatic Defibrillator Implantation Trial II (MADIT-II). 
  • Atrial fibrillation in the preexcitation syndrome. 
  • Atrial fibrillation: rate control versus maintenance of sinus rhythm. 
  • Atrioventricular-node inflammation--mechanism of sudden death in protracted meningococcemia. 
  • Basic concepts in cellular cardiac electrophysiology: Part I: Ion channels, membrane currents, and the action potential. 
  • Beta adrenergic control of macromolecule synthesis in neonatal rat heart, kidney and lung: relationship to sympathetic neuronal development. 
  • Bistability and correlation with arrhythmogenesis in a model of the right atrium. 
  • Brugada-like syndrome in infancy presenting with rapid ventricular tachycardia and intraventricular conduction delay. 
  • Bundle of His electrograms in congenital corrected transposition of the great arteries. A study of two adult cases. 
  • Bystander accessory pathway during AV node re-entrant tachycardia. 
  • Calcium Signaling and Cardiac Arrhythmias. 
  • Calculating endocardial potentials from epicardial potentials measured during external stimulation. 
  • Cardiac Pressure-Volume Loop Analysis Using Conductance Catheters in Mice. 
  • Cardiac conduction system disease after transcatheter aortic valve replacement. 
  • Cardiac extracellular potentials. Analysis of complex wave forms about the Purkinje networks in dogs. 
  • Cardiac ion channels. 
  • Cardiac potential and potential gradient fields generated by single, combined, and sequential shocks during ventricular defibrillation. 
  • Cardiac propagation simulation. 
  • Cardiac repolarization instability during normal postnatal development. 
  • Cardiomyocyte cultures with controlled macroscopic anisotropy: a model for functional electrophysiological studies of cardiac muscle. 
  • Cardiotoxicities of paclitaxel in African Americans. 
  • Catheter Ablation versus Antiarrhythmic Drug Therapy for Atrial Fibrillation (CABANA) Trial: Study Rationale and Design. 
  • Catheter ablation of atrial fibrillation in patients with heart failure and preserved ejection fraction. 
  • Cell size and communication: role in structural and electrical development and remodeling of the heart. 
  • Cellular electrophysiology of clofilium, a new antifibrillatory agent, in normal and ischemic canine Purkinje fibers. 
  • Changes in atrioventricular conduction properties with refractory-period modulation. 
  • Changing PR interval in a patient with acute inferior myocardial infarction. 
  • Characteristics and outcomes of adults with chronic obstructive pulmonary disease and atrial fibrillation. 
  • Characterization and predictors of first and subsequent inappropriate ICD therapy by heart rate ranges: Result of the MADIT-RIT efficacy analysis. 
  • Characterization of concentration- and use-dependent effects of quinidine from conduction delay and declining conduction velocity in canine Purkinje fibers. 
  • Characterization of refractoriness in the sinus node of the rabbit. 
  • Clinical behavior of paroxysmal atrial tachycardia. 
  • Clinical implications of isopotential surface maps. 
  • Cocaine-mediated impairment of cardiac conduction in the dog: a potential mechanism for sudden death after cocaine. 
  • Coexisting preexcitation syndrome and intermittent heart block presenting as neonatal seizures. 
  • Cognitive dysfunction in atrial fibrillation. 
  • Collision of excitation waves in the dog Purkinje system. Extracellular identification. 
  • Combination ethacizin and ethmozin treatment of resistant ventricular ectopy: theoretical, experimental, and clinical study. 
  • Combination reperfusion therapy with eptifibatide and reduced-dose tenecteplase for ST-elevation myocardial infarction: results of the integrilin and tenecteplase in acute myocardial infarction (INTEGRITI) Phase II Angiographic Trial. 
  • Comparison of activation during ventricular fibrillation and following unsuccessful defibrillation shocks in open-chest dogs. 
  • Comparison of automated interval measurements by widely used algorithms in digital electrocardiographs. 
  • Comparison of automated measurements of electrocardiographic intervals and durations by computer-based algorithms of digital electrocardiographs. 
  • Comparison of bleeding and in-hospital mortality in Asian-Americans versus Caucasian-Americans with ST-elevation myocardial infarction receiving reperfusion therapy. 
  • Comparison of electrocardiogram and intrathoracic electrogram signals for detection of ischemic ST segment changes during normal sinus and ventricular paced rhythms. 
  • Comparison of electrophysiologic effects of propofol and isoflurane-based anesthetics in children undergoing radiofrequency catheter ablation for supraventricular tachycardia. 
  • Computerized system for isochronic epicardial mapping 
  • Concomitant changes in ventricular depolarization and repolarization and long-term outcomes of biventricular pacing. 
  • Condition for alternans and stability of the 1:1 response pattern in a "memory" model of paced cardiac dynamics. 
  • Conduction block after cardioplegic arrest: prevention by augmented atrial hypothermia. 
  • Conduction block in micropatterned cardiomyocyte cultures replicating the structure of ventricular cross-sections. 
  • Conduction disturbances caused by high current density electric fields. 
  • Conduction velocity in the tricuspid valve-inferior vena cava isthmus is slower in patients with type I atrial flutter compared to those without a history of atrial flutter. 
  • Congenital endodermal heterotopia of the atrioventricular node: evidence for the endodermal origin of so-called mesotheliomas of the atrioventricular node. 
  • Coronary sinus atrial pacing: radiographic considerations. 
  • Correlation of postmortem anatomic findings with electrocardiographic changes in patients with myocardial infarction: retrospective study of patients with typical anterior and posterior infarcts. 
  • Critical reviews in basic electrophysiology: realizing the synergy between the basic and clinical sciences. 
  • Cryoablation of accessory pathways: incremental insights on the way toward a therapeutic panacea? 
  • Cryoablation of atrial fibrillation. 
  • Cryosurgical modification of retrograde atrioventricular conduction. Implications for the surgical treatment of atrioventricular nodal reentry tachycardia. 
  • Cultivation in rotating bioreactors promotes maintenance of cardiac myocyte electrophysiology and molecular properties. 
  • Current density and electrically induced ventricular fibrillation. 
  • Current density and electrically induced ventricular fibrillation. 
  • Depression, heart rate variability, and acute myocardial infarction. 
  • Development of central control of norepinephrine turnover and release in the rat heart: responses to tyramine, 2-deoxyglucose and hydralazine. 
  • Dissection of a quantitative trait locus for PR interval duration identifies Tnni3k as a novel modulator of cardiac conduction. 
  • Dynamic culture yields engineered myocardium with near-adult functional output. 
  • ECG quantification of myocardial scar and risk stratification in MADIT-II. 
  • EKG abnormalities in pediatric patients with myotonic dystrophy. 
  • Early repolarization: a sword in the haystack? 
  • Effect of biventricular pacing during a ventricular sensed event. 
  • Effect of gap junction distribution on impulse propagation in a monolayer of myocytes: a model study. 
  • Effect of nonuniform interstitial space properties on impulse propagation: a discrete multidomain model. 
  • Effect of pulse separation between two sequential biphasic shocks given over different lead configurations on ventricular defibrillation efficacy. 
  • Effect of rapid pacing and T-wave scanning on the relation between the defibrillation and upper-limit-of-vulnerability dose-response curves. 
  • Effect of resistive barrier location on the relationship between T-wave alternans and cellular repolarization alternans: a 1-D modeling study. 
  • Effects of Calcium, Magnesium, and Potassium Concentrations on Ventricular Repolarization in Unselected Individuals. 
  • Effects of amiloride on pH regulation in canine cardiac Purkinje fibers. 
  • Effects of prenatal dexamethasone or terbutaline exposure on development of neural and intrinsic control of heart rate. 
  • Efficient fully implicit time integration methods for modeling cardiac dynamics. 
  • Efficient simulation of three-dimensional anisotropic cardiac tissue using an adaptive mesh refinement method. 
  • Elective prolongation of atrioventricular conduction by multiple discrete cryolesions: a new technique for the treatment of paroxysmal supraventricular tachycardia. 
  • Electrical activity in the heart during hyperkalemic hypothermic cardioplegic arrest: site of origin and relationship to specialized conduction tissue. 
  • Electroanatomic relationships in patients with primum atrioventricular septal defect. 
  • Electrocardiographic Early Repolarization: A Scientific Statement From the American Heart Association. 
  • Electrocardiographic factors playing a role in ischemic ventricular fibrillation in ST elevation myocardial infarction are related to the culprit artery. 
  • Electrocardiographic predictors of arrhythmic death and total mortality in the multicenter unsustained tachycardia trial. 
  • Electrocardiographic response to enzyme replacement therapy for Pompe disease. 
  • Electrophysiological basis and genetics of Brugada syndrome. 
  • Electrophysiological effects of remodeling cardiac gap junctions and cell size: experimental and model studies of normal cardiac growth. 
  • Electrophysiological effects of sulfinpyrazone on canine cardiac Purkinje fibers. 
  • Electrophysiological mechanisms of the anti-arrhythmic effects of omega-3 fatty acids. 
  • Electrotonic loading of anisotropic cardiac monolayers by unexcitable cells depends on connexin type and expression level. 
  • Emerging topics in electrophysiology. 
  • Encircling endocardial ventriculotomy for refractory ischemic ventricular tachycardia. I. Electrophysiological effects. 
  • Epicardial activation and repolarization patterns in patients with right ventricular hypertrophy. 
  • Epidemiology and Outcomes Associated with PR Prolongation. 
  • Epidemiology, evaluation, and management of conduction disturbances after transcatheter aortic valve replacement. 
  • Estimation of cardiac bidomain parameters from extracellular measurement: two dimensional study. 
  • Evaluating strict and conventional left bundle branch block criteria using electrocardiographic simulations. 
  • Evaluation of Selvester QRS score for use in presence of conduction abnormalities in a broad population. 
  • Evaluation of Structural Progression in Arrhythmogenic Right Ventricular Dysplasia/Cardiomyopathy. 
  • Evaluation of asynergy as an indicator of myocardial fibrosis. 
  • Excitation of a cardiac muscle fiber by extracellularly applied sinusoidal current. 
  • Excitation sequences of the atrial septum and the AV node in isolated hearts of the dog and rabbit. 
  • Exercise-induced functional desensitization of canine cardiac beta-adrenergic receptors. 
  • Existence of bistability and correlation with arrhythmogenesis in paced sheep atria. 
  • Experimental basis for QRS and T wave potentials in the WPW syndrome. The relation of epicardial to body surface potential distributions in the intact chimpanzee. 
  • Experimental evidence for autowaves in the heart. 
  • Experimental verification of theoretical predictions concerning the optimum defibrillation waveform. 
  • Exploring reentrant arrhythmias with numerical experiments: generic properties and model complexity. 
  • Extent of, and factors associated with, delay to hospital presentation in patients with acute coronary disease (the GRACE registry). 
  • Extracellular potentials related to intracellular action potentials during impulse conduction in anisotropic canine cardiac muscle. 
  • Extracellular potentials related to intracellular action potentials in the dog Purkinje system. 
  • Finite volume stiffness matrix for solving anisotropic cardiac propagation in 2-D and 3-D unstructured meshes. 
  • First-degree AV block-an entirely benign finding or a potentially curable cause of cardiac disease? 
  • Frequency, predictors, and outcomes of drug-eluting stent utilization in patients with high-risk non-ST-segment elevation acute coronary syndromes. 
  • Genesis of QRS in the ruminant: graphic simulation. 
  • Genesis of complex fractionated atrial electrograms in zones of slow conduction: a computer model of microfibrosis. 
  • Glycoprotein IIb/IIIa inhibitors in acute coronary syndromes: pathophysiologic foundation and clinical findings. 
  • Haloperidol for postoperative nausea and vomiting: are we reinventing the wheel? 
  • Haloperidol versus ondansetron for prophylaxis of postoperative nausea and vomiting. 
  • Heart Failure Is Common and Under-Recognized in Patients With Arrhythmogenic Right Ventricular Cardiomyopathy/Dysplasia. 
  • Heart failure with preserved left ventricular systolic function among patients with non-ST-segment elevation acute coronary syndromes. 
  • Hereditary progressive atrioventricular conduction defect. 
  • Hereditary progressive atrioventricular conduction defect. A new syndrome? 
  • Higher T-wave amplitude associated with better prognosis in patients receiving thrombolytic therapy for acute myocardial infarction (a GUSTO-I substudy). Global Utilization of Streptokinase and Tissue plasminogen Activator for Occluded Coronary Arteries. 
  • Highlights of Heart Rhythm 2005, the Annual Scientific Sessions of the Heart Rhythm Society, May 4-7, 2005, New Orleans, Louisiana. 
  • Identification of heart rate-associated loci and their effects on cardiac conduction and rhythm disorders. 
  • Impact of on-site cardiac interventional facilities on management and outcome of patients with acute coronary syndromes. 
  • Impact of physiologic pacing versus right ventricular pacing among patients with left ventricular ejection fraction greater than 35%: A systematic review for the 2018 ACC/AHA/HRS guideline on the evaluation and management of patients with bradycardia and cardiac conduction delay: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. 
  • Impaired cardiac function during postnatal hypoxia in rats exposed to nicotine prenatally: implications for perinatal morbidity and mortality, and for sudden infant death syndrome. 
  • Improved spatial resolution for cardiac mapping using current source density-based electrode arrays. 
  • Incidence of symptomatic atrial fibrillation in patients with paroxysmal supraventricular tachycardia. 
  • Incorporating histology into a 3D microscopic computer model of myocardium to study propagation at a cellular level. 
  • Increased interstitial loading reduces the effect of microstructural variations in cardiac tissue. 
  • Increasing the computational efficiency of a bidomain model of defibrillation using a time-dependent activating function. 
  • Indications for pacing in the treatment of bradyarrhythmias. Report of an independent study group. 
  • Interactions between extracellular stimuli and excitation waves in an atrial reentrant loop. 
  • Interpretation of isopotential surface maps in patients with Ostium Primum and Secundum atrial defects. 
  • Is newer better? Propafenone versus quinidine for conversion of atrial fibrillation. 
  • Ischemic modulation of vulnerable period and the effects of pharmacological treatment of ischemia-induced arrhythmias: a simulation study. 
  • Isopotential body surface maps and their relationship to atrial potentials in the dog. 
  • Knowledge deficits related to the QT interval could affect patient safety. 
  • Left atrial tachycardia originating from the mitral annulus-aorta junction. 
  • Letter: Cardiac ventricular automaticity induced by current of injury. 
  • Linkage of familial dilated cardiomyopathy with conduction defect and muscular dystrophy to chromosome 6q23. 
  • Machine Learning Algorithm Predicts Cardiac Resynchronization Therapy Outcomes: Lessons From the COMPANION Trial. 
  • Macrovolt T-wave alternans and polymorphic ventricular tachycardia. 
  • Measures of cardiac repolarization and body position in infants. 
  • Mechanism and magnitude of bipolar electrogram directional sensitivity: Characterizing underlying determinants of bipolar amplitude. 
  • Mechanism of origin of conduction disturbances in aging human atrial bundles: experimental and model study. 
  • Mechanisms of atrial fibrillation and action of drugs used in its management. 
  • Mechanoelectrical excitation by fluid jets in monolayers of cultured cardiac myocytes. 
  • Membrane currents underlying bursting pacemaker activity and spike frequency adaptation in invertebrates. 
  • Metaanalysis on effects of cardiac resynchronization therapy in heart failure patients with narrow QRS complex. 
  • Mice mutant for Egfr and Shp2 have defective cardiac semilunar valvulogenesis. 
  • Microheterogeneity-induced conduction slowing and wavefront collisions govern macroscopic conduction behavior: A computational and experimental study. 
  • Microscopic variations in interstitial and intracellular structure modulate the distribution of conduction delays and block in cardiac tissue with source-load mismatch. 
  • Modeling vectorcardiograms based on left ventricle papillary muscle position. 
  • Modelling cardiac fibroblasts: interactions with myocytes and their impact on impulse propagation. 
  • Modelling induction of a rotor in cardiac muscle by perpendicular electric shocks. 
  • Modulation of conduction velocity by nonmyocytes in the low coupling regime. 
  • Molecular biology of sodium channels and their role in cardiac arrhythmias. 
  • Multisite interstitial stimulation for cardiac micro-impedance measurements. 
  • Non-uniform dispersion of the source-sink relationship alters wavefront curvature. 
  • Obligatory role of thyroid hormones in development of peripheral sympathetic and central nervous system catecholaminergic neurons: effects of propylthiouracil-induced hypothyroidism on transmitter levels, turnover and release. 
  • Observations on the epicardial activation of the normal human heart. 
  • Obstructive sleep apnea is associated with increased rotor burden in patients undergoing focal impulse and rotor modification guided atrial fibrillation ablation. 
  • Origin of epicardial ST-T wave potentials in the intact dog. 
  • Orthodromic reciprocating tachycardia and heart failure in a dog with a concealed posteroseptal accessory pathway. 
  • P-wave indices and atrial fibrillation: cross-cohort assessments from the Framingham Heart Study (FHS) and Atherosclerosis Risk in Communities (ARIC) study. 
  • PR interval identifies clinical response in patients with non-left bundle branch block: a Multicenter Automatic Defibrillator Implantation Trial-Cardiac Resynchronization Therapy substudy. 
  • Patterns of aspirin dosing in non-ST-elevation acute coronary syndromes in the CRUSADE Quality Improvement Initiative. 
  • Peeling back of left bundle branch refractoriness facilitates mapping of a hemodynamically unstable atrial flutter. 
  • Pericardial fat is associated with atrial conduction: the Framingham Heart Study. 
  • Perioperative conduction disturbances after transcatheter aortic valve replacement. 
  • Photo quiz. A subtle ECG. 
  • Prescription of QT-prolonging drugs in a cohort of about 5 million outpatients. 
  • Preservation of pre-excitation despite acute myocardial infarction complicated by complete heart block. 
  • Pressure-flow studies in man. An evaluation of the duration of the phases of systole. 
  • Prevalence of the third and fourth heart sound in asymptomatic adults. 
  • Pro: The Food and Drug Administration Black box warning on droperidol is not justified. 
  • Proarrhythmic response to sodium channel blockade. Theoretical model and numerical experiments. 
  • Prognostic utility of comparative methods for assessment of ST-segment resolution after primary angioplasty for acute myocardial infarction: the Controlled Abciximab and Device Investigation to Lower Late Angioplasty Complications (CADILLAC) trial. 
  • Prognostic value of ST segment depression in acute coronary syndromes: insights from PARAGON-A applied to GUSTO-IIb. PARAGON-A and GUSTO IIb Investigators. Platelet IIb/IIIa Antagonism for the Reduction of Acute Global Organization Network. 
  • Prognostic value of troponins in patients with non-ST-segment elevation acute coronary syndromes and chronic kidney disease. 
  • Prolonged RV endocardial activation duration: a novel marker of arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Propagation model using the DiFrancesco-Noble equations. Comparison to reported experimental results. 
  • Pulmonary vein contraction before and after radiofrequency ablation for atrial fibrillation. 
  • Quality of care by classification of myocardial infarction: treatment patterns for ST-segment elevation vs non-ST-segment elevation myocardial infarction. 
  • Ranolazine reduces atrial fibrillatory wave frequency. 
  • Recent Advances in Lesion Formation for Catheter Ablation of Atrial Fibrillation. 
  • Reduced arsenic clearance and increased toxicity in aquaglyceroporin-9-null mice. 
  • Region specific modeling of cardiac muscle: comparison of simulated and experimental potentials. 
  • Regional capture of fibrillating ventricular myocardium. Evidence of an excitable gap. 
  • Regionalization of ST-segment elevation myocardial infarction care: a task unfinished. 
  • Relating epicardial to body surface potential distributions by means of transfer coefficients based on geometry measurements. 
  • Relation of Early Repolarization (J Point Elevation) to Mortality in Blacks (from the Jackson Heart Study). 
  • Relationship between extracellular T-wave height, T-wave alternans amplitude, and tissue action potential alternans: a 1-dimensional computer modeling study. 
  • Relationship between repolarization heterogeneity and abnormal myocardial mechanics. 
  • Relationship between risk stratification by cardiac troponin level and adherence to guidelines for non-ST-segment elevation acute coronary syndromes. 
  • Reply: Are Rotors Markers of Substrate or a Mechanism of Perpetuation of Atrial Fibrillation? Increasing Data for Rotational Drivers of Human AF. 
  • Reply: Early Cardiac Resynchronization Therapy for Left Bundle Branch Block-Associated Cardiomyopathies. 
  • Reproducing cardiac restitution properties using the Fenton-Karma membrane model. 
  • Response to cardiac sympathetic activation in transgenic mice overexpressing beta 2-adrenergic receptor. 
  • Response to letter regarding, "PR interval identifies clinical response in patients with non-left bundle branch block: a multicenter automatic defibrillator implantation trial-cardiac resynchronization therapy sub-study" by Kutyifa et al. 
  • Restitution in mapping models with an arbitrary amount of memory. 
  • Risk factors in coronary artery bypass surgery. 
  • Role of Mahaim fibers in cardiac arrhythmias in man. 
  • STIM1-Ca2+ signaling in coronary sinus cardiomyocytes contributes to interatrial conduction. 
  • Safety and Tolerability of Neladenoson Bialanate, a Novel Oral Partial Adenosine A1 Receptor Agonist, in Patients With Chronic Heart Failure. 
  • Safety and efficacy of switching from either unfractionated heparin or enoxaparin to bivalirudin in patients with non-ST-segment elevation acute coronary syndromes managed with an invasive strategy: results from the ACUITY (Acute Catheterization and Urgent Intervention Triage strategY) trial. 
  • Safety of slow pathway ablation in patients with long PR interval: further evidence of fast and slow pathway interaction. 
  • Sampling rates required for digital recording of intracellular and extracellular cardiac potentials. 
  • Scar burden assessed by Selvester QRS score predicts prognosis, not CRT clinical benefit in preventing heart failure event and death: A MADIT-CRT sub-study. 
  • Sensor spacing affects the tissue impedance spectra of rabbit ventricular epicardium. 
  • Short-term effects of fine particulate matter and ozone on the cardiac conduction system in patients undergoing cardiac catheterization. 
  • Significant sex differences in the correlation of electrocardiographic exercise testing and coronary arteriograms. 
  • Simulation of propagation along a cylindrical bundle of cardiac tissue--I: Mathematical formulation. 
  • Simulation of propagation along a cylindrical bundle of cardiac tissue--II: Results of simulation. 
  • Simultaneous multichannel cardiac mapping systems. 
  • Simultaneously collected monopolar and discrete bipolar electrograms: comparison of activation time detection algorithms. 
  • Sinus Node Dysfunction and Atrial Fibrillation: A Reversible Phenomenon? 
  • Sodium channel kinetic changes that produce Brugada syndrome or progressive cardiac conduction system disease. 
  • Spatial heterogeneity of restitution properties and the onset of alternans. 
  • Spatial profiles of electrical mismatch determine vulnerability to conduction failure across a host-donor cell interface. 
  • Spectrum of coronary artery disease in idiopathic hypertrophic subaortic stenosis. 
  • Spread of excitation from the atrium into thoracic veins in human beings and dogs. 
  • Stability of rotors and focal sources for human atrial fibrillation: focal impulse and rotor mapping (FIRM) of AF sources and fibrillatory conduction. 
  • State dependence of ethacizin and ethmozin block of sodium current in voltage clamped and internally perfused cardiac Purkinje cells. 
  • Stimulus-induced critical point. Mechanism for electrical initiation of reentry in normal canine myocardium. 
  • Strength-interval curves in canine myocardium at very short cycle lengths. 
  • Study of unipolar electrogram morphology in a computer model of atrial fibrillation. 
  • Supraventricular tachycardia dependent upon accessory pathways in the absence of ventricular preexcitation. 
  • Surgery for atrial fibrillation. 
  • Surgical treatment of supraventricular tachyarrhythmias. 
  • TRM Forum on Computer Simulation and Experimental Assessment of Cardiac Function. 
  • Temporal trends in the use of early cardiac catheterization in patients with non-ST-segment elevation acute coronary syndromes (results from CRUSADE). 
  • The Pathophysiology, Diagnosis, and Management of Wolff-Parkinson-White Syndrome in the Neonate. 
  • The assumptions of isochronal cardiac mapping. 
  • The cardiac vulnerable period and reentrant arrhythmias: targets of anti- and proarrhythmic processes. 
  • The comparative effects of drive and test stimulus intensity on myocardial excitability and vulnerability. 
  • The comparative relationships between locations of the papillary muscles and electrophysiologic QRS axis in patients with atrioventricular septal defect and common as opposed to separate orifices in the valve guarding the common atrioventricular junction. 
  • The comparison of epicardial focused ultrasound circumferential pulmonary vein ablation and BOX ablation--results from experimental acute atrial fibrillation. 
  • The construction of an anatomically based model of the human ventricular conduction system. 
  • The effect of chemical ablation of the endocardium on ventricular fibrillation threshold. 
  • The effect of pentobarbital anesthesia on the autonomic nervous system control of heart rate during baroreceptor activation. 
  • The effects of cardioplegic potassium concentration and myocardial temperature on electrical activity in the heart during elective cardioplegic arrest. 
  • The effects of quinidine and verapamil on electrically induced automaticity in the ventricular myocardium of guinea pig. 
  • The epicardial field potential in dog: implications for recording site density during epicardial mapping. 
  • The estimation of sinoatrial conduction time in rabbit heart by the constant atrial pacing technique. 
  • The four-electrode resistivity technique as applied to cardiac muscle. 
  • The genetics of the J wave patterns. 
  • The perplexing complexity of cardiac arrhythmias: beyond electrical remodeling. 
  • The potential gradient field created by epicardial defibrillation electrodes in dogs. 
  • The preexcitation syndromes. 
  • The restitution portrait: a new method for investigating rate-dependent restitution. 
  • The role of intrinsic and induced vulnerability in electrically induced cardiac arrhythmias. 
  • The role restitution in pacing induced spiral wave acceleration. 
  • The surgical treatment of atrial fibrillation. II. Intraoperative electrophysiologic mapping and description of the electrophysiologic basis of atrial flutter and atrial fibrillation. 
  • The third beta is not the charm. 
  • The variability of the electrical properties of the pulmonary veins. 
  • Thrombolysis and Q wave versus non-Q wave first acute myocardial infarction: a GUSTO-I substudy. Global Utilization of Streptokinase and Tissue Plasminogen Activator for Occluded Arteries Investigators. 
  • To excite a heart: a bird's view. 
  • Transmural activations and stimulus potentials in three-dimensional anisotropic canine myocardium. 
  • Treatment of non-ST-elevation acute coronary syndrome in the elderly: current practice and future opportunities. 
  • Ultrastructure of heart muscle. 
  • Use of the esophageal lead in the diagnosis of mechanisms of reciprocating supraventricular tachycardia. 
  • Usefulness and consequences of cardiac resynchronization therapy in dialysis-dependent patients with heart failure. 
  • Usefulness of ST depression with T-wave inversion in leads V(4) to V(6) for predicting one-year mortality in non-ST-elevation acute coronary syndrome (from the Electrocardiographic Analysis of the Global Use of Strategies to Open Occluded Coronary Arteries IIB Trial). 
  • Validation of three-dimensional conduction models using experimental mapping: are we getting closer? 
  • Vectorcardiographic criteria for the diagnosis of inferior myocardial infarction. 
  • Ventricular conduction and long-term heart failure outcomes and mortality in African Americans: insights from the Jackson Heart Study. 
  • Ventricular fibrillation in the Wolff-Parkinson-White syndrome. 
  • Ventricular intramural and epicardial potential distributions during ventricular activation and repolarization in the intact dog. 
  • What aspects of hospital culture influence quality? 
  • What happens when cardiac Na channel function is compromised? 2. Numerical studies of the vulnerable period in tissue altered by drugs. 
  • Wide complex bigeminy: unusual presentation of an atriofascicular fiber. 
  • Zones of atrial vulnerability. Relationships to basic cycle length. 
  • [A case of acute poisoning from aconitine with cardiac rhythm disorders]. 
  • [The combined effect of 2 first-line anti-arrhythmia drugs on the conduction velocity of myocardial stimulation]. 
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  Keywords of People

  • Carboni, Michael Paul, Associate Professor of Pediatrics, Pediatrics, Cardiology
  • Henriquez, Craig S., Professor of Biomedical Engineering, Biomedical Engineering
  • Milano, Carmelo Alessio, Joseph W. and Dorothy W. Beard Distinguished Professor of Experimental Surgery, Surgery, Cardiovascular and Thoracic Surgery
  • Milazzo Jr., Angelo Stephen, Professor of Pediatrics, Pediatrics
  • Nielsen, Karen Cristina, Associate Professor of Anesthesiology, Anesthesiology, Ambulatory
  • O'Connor, Christopher Michael, Adjunct Professor in the Department of Medicine, Medicine, Clinical Pharmacology
  • Pitt, Geoffrey Stuart, Adjunct Professor in the Department of Medicine, Medicine, Cardiology
  • Starmer, Charles Franklin, Professor Emeritus of Computer Science, Computer Science