Electrocardiography

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  Subject Areas on Research

  • "Add-on" research in clinical trials: are we asking the right questions? 
  • "Hugging balloons" through a single 8-French guide: salvage angioplasty with lytic therapy in the infarct vessel of a 40-year-old man. 
  • "Left main equivalent" coronary artery disease: its clinical presentation and prognostic significance with nonsurgical therapy. 
  • "Mirror-lake" serial relationship of electrocardiographic and biochemical indices for the detection of reperfusion and the prediction of salvage in patients with acute myocardial infarction. 
  • 2002 update to the ACC/AHA guidelines for the management of patients with unstable angina and non-ST-segment elevation myocardial infarction: implications for emergency department practice. 
  • 2004 American College of Cardiology/American Heart Association guidelines for the management of patients with ST-elevation myocardial infarction: implications for emergency department practice. 
  • 2009 Focused Updates: ACC/AHA Guidelines for the Management of Patients With ST-Elevation Myocardial Infarction (updating the 2004 Guideline and 2007 Focused Update) and ACC/AHA/SCAI Guidelines on Percutaneous Coronary Intervention (updating the 2005 Guideline and 2007 Focused Update): a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2009 focused updates: ACC/AHA guidelines for the management of patients with ST-elevation myocardial infarction (updating the 2004 guideline and 2007 focused update) and ACC/AHA/SCAI guidelines on percutaneous coronary intervention (updating the 2005 guideline and 2007 focused update) a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2011 ACCF/AHA Focused Update Incorporated Into the ACC/AHA 2007 Guidelines for the Management of Patients With Unstable Angina/Non-ST-Elevation Myocardial Infarction: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2011 ACCF/AHA Focused Update of the Guidelines for the Management of Patients With Unstable Angina/ Non-ST-Elevation Myocardial Infarction (Updating the 2007 Guideline): a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2011 ACCF/AHA/HRS focused updates incorporated into the ACC/AHA/ESC 2006 Guidelines for the management of patients with atrial fibrillation: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines developed in partnership with the European Society of Cardiology and in collaboration with the European Heart Rhythm Association and the Heart Rhythm Society. 
  • 2012 ACCF/AHA focused update incorporated into the ACCF/AHA 2007 guidelines for the management of patients with unstable angina/non-ST-elevation myocardial infarction: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2012 ACCF/AHA focused update of the guideline for the management of patients with unstable angina/Non-ST-elevation myocardial infarction (updating the 2007 guideline and replacing the 2011 focused update): a report of the American College of Cardiology Foundation/American Heart Association Task Force on practice guidelines. 
  • 2012 ACCF/AHA/ACP/AATS/PCNA/SCAI/STS Guideline for the diagnosis and management of patients with stable ischemic heart disease: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines, and the American College of Physicians, American Association for Thoracic Surgery, Preventive Cardiovascular Nurses Association, Society for Cardiovascular Angiography and Interventions, and Society of Thoracic Surgeons. 
  • 2012 ACCF/AHA/ACP/AATS/PCNA/SCAI/STS guideline for the diagnosis and management of patients with stable ischemic heart disease: executive summary: a report of the American College of Cardiology Foundation/American Heart Association task force on practice guidelines, and the American College of Physicians, American Association for Thoracic Surgery, Preventive Cardiovascular Nurses Association, Society for Cardiovascular Angiography and Interventions, and Society of Thoracic Surgeons. 
  • 2012 ACCF/AHA/HRS focused update of the 2008 guidelines for device-based therapy of cardiac rhythm abnormalities: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2013 ACCF/AHA guideline for the management of ST-elevation myocardial infarction: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2013 ACCF/AHA guideline for the management of ST-elevation myocardial infarction: executive summary: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. 
  • 2014 AHA/ACC Guideline for the Management of Patients with Non-ST-Elevation Acute Coronary Syndromes: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines. 
  • 2014 AHA/ACC guideline for the management of patients with non-ST-elevation acute coronary syndromes: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines. 
  • 2014 AHA/ACC guideline for the management of patients with non-ST-elevation acute coronary syndromes: executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines. 
  • 2015 ACC/AHA/HRS Guideline for the Management of Adult Patients With Supraventricular Tachycardia: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. 
  • 2015 ACC/AHA/HRS Guideline for the Management of Adult Patients With Supraventricular Tachycardia: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. 
  • 2015 ACC/AHA/HRS Guideline for the Management of Adult Patients With Supraventricular Tachycardia: Executive Summary: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. 
  • 2015 ACC/AHA/SCAI Focused Update on Primary Percutaneous Coronary Intervention for Patients With ST-Elevation Myocardial Infarction: An Update of the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention and the 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction. 
  • 2015 ACC/AHA/SCAI Focused Update on Primary Percutaneous Coronary Intervention for Patients With ST-Elevation Myocardial Infarction: An Update of the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention and the 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Society for Cardiovascular Angiography and Interventions. 
  • 2017 AHA/ACC/HRS Guideline for Management of Patients With Ventricular Arrhythmias and the Prevention of Sudden Cardiac Death: Executive Summary: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. 
  • 3-Aminopyrrolidinone farnesyltransferase inhibitors: design of macrocyclic compounds with improved pharmacokinetics and excellent cell potency. 
  • 3D Heart: a new visual training method for electrocardiographic analysis. 
  • A 37-year-old man with chest pain, ECG changes, and elevated cardiac enzymes. 
  • A Narrative Review of Cardiovascular Abnormalities After Spontaneous Intracerebral Hemorrhage. 
  • A QRS scoring system for assessing left ventricular function after myocardial infarction. 
  • A Young Woman With Heart Failure and Altered Mental Status--The Answer in the Electrocardiogram. 
  • A bad day for quality control: sequential misplacement of left arm and left leg electrodes. 
  • A caravanning cardiomyopathy. 
  • A cardiac arrhythmia syndrome caused by loss of ankyrin-B function. 
  • A case of severe ischemia-induced QT prolongation. 
  • A change of heart. 
  • A combination of physical examination and ECG detects the majority of hemodynamically significant heart defects in neonates with Down syndrome. 
  • 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 cardiac troponin T and creatine kinase-MB for patient evaluation after cardiac surgery. 
  • A comparison of electrocardiographic QRS changes and two-dimensional echocardiographic left ventricular wall motion predischarge and in the 4th year following first acute myocardial infarction. 
  • A comparison of measured epicardial potentials with epicardial potentials computed from body surface measurements in the intact dog. 
  • A comparison of methods for the detection of myocardial ischemia during noncardiac surgery: automated ST-segment analysis systems, electrocardiography, and transesophageal echocardiography. 
  • A comparison of sublingual nifedipine versus nitroglycerin in the treatment of acute angina pectoris. 
  • A computerized physician order entry set designed to improve safety of intravenous haloperidol utilization: a retrospective study in agitated hospitalized patients. 
  • A covariance-based algorithm: a novel technique for rhythm discrimination in ICDs. 
  • A criterion-referenced examination in ECG interpretation. 
  • A criterion-referenced examination in cardiovascular disease. 
  • A detailed guide for quantification of myocardial scar with the Selvester QRS score in the presence of electrocardiogram confounders. 
  • A dynamic model forecasting myocardial infarct size before, during, and after reperfusion therapy: an ASSENT-2 ECG/VCG substudy. 
  • A genome-wide interaction analysis of tricyclic/tetracyclic antidepressants and RR and QT intervals: a pharmacogenomics study from the Cohorts for Heart and Aging Research in Genomic Epidemiology (CHARGE) consortium. 
  • A metaanalysis of predischarge risk stratification after acute myocardial infarction with stress electrocardiographic, myocardial perfusion, and ventricular function imaging. 
  • A method for assembling a collaborative research team from multiple disciplines and academic centers to study the relationships between ECG estimation and MRI measurement of myocardial infarct size. 
  • A model for predicting mortality in acute ST-segment elevation myocardial infarction treated with primary percutaneous coronary intervention: results from the Assessment of Pexelizumab in Acute Myocardial Infarction Trial. 
  • A multicenter, randomized, controlled study of mechanical left ventricular unloading with counterpulsation to reduce infarct size prepercutaneous coronary intervention for acute myocardial infarction: rationale and design of the Counterpulsation Reduces Infarct Size Acute Myocardial Infarction trial. 
  • A new approach for analysis of heart rate variability and QT variability in long-term ECG recording. 
  • A new computer program for analysis of scalar electrocardiograms. 
  • A new computer program for comparative analysis of serial scalar electrocardiograms: description and performance of the 1976 IBM program. 
  • A new sock electrode for recording epicardial activation from the human heart: one size fits all. 
  • A novel enoxaparin regime for ST elevation myocardial infarction patients undergoing primary percutaneous coronary intervention: a WEST sub-study. 
  • A novel implantable cardiac telemetry system for studying atrial fibrillation. 
  • A novel, minimally invasive, segmental myocardial infarction with a clear healed infarct borderzone in rabbits. 
  • A numerical scheme for modeling wavefront propagation on a monolayer of arbitrary geometry. 
  • A phantom for testing ECG-gated computed tomography of the heart. 
  • A phase 3, randomized, double-blinded, active-controlled, unblinded standard of care study assessing the efficacy and safety of intramyocardial autologous CD34+ cell administration in patients with refractory angina: design of the RENEW study. 
  • A randomized double-blinded multicenter comparison of remifentanil versus fentanyl when combined with isoflurane/propofol for early extubation in coronary artery bypass graft surgery. 
  • A randomized, double-blind, placebo-controlled pilot trial of intravenous magnesium sulfate in acute stroke. 
  • A randomized, double-blind, placebo-controlled trial to evaluate the safety and effectiveness of intracoronary application of a novel bioabsorbable cardiac matrix for the prevention of ventricular remodeling after large ST-segment elevation myocardial infarction: Rationale and design of the PRESERVATION I trial. 
  • A randomized, double-blind, placebo-controlled, study of the efficacy and safety of aripiprazole 10, 15 or 20 mg/day for the treatment of patients with acute exacerbations of schizophrenia. 
  • A randomized, placebo-controlled trial of early eptifibatide for non-ST-segment elevation acute coronary syndromes. 
  • A reconsideration of Doppler assessed gradients in suspected aortic stenosis. 
  • A registration based approach for 4D cardiac micro-CT using combined prospective and retrospective gating. 
  • A risk score system for predicting adverse outcomes and magnitude of benefit with glycoprotein IIb/IIIa inhibitor therapy in patients with unstable angina pectoris. 
  • A risk score to predict bleeding in patients with acute coronary syndromes. 
  • A simplified method to predict occurrence of complete heart block during acute myocardial infarction. 
  • A simulation study evaluating the performance of high-density electrode arrays on myocardial tissue. 
  • A standardized examination in the interpretation of electrocardiograms. 
  • A theoretical analysis of acute ischemia and infarction using ECG reconstruction on a 2-D model of myocardium. 
  • A voltage-triggered system for adaptive sampling in body surface mapping. 
  • A young patient with exercise-induced polymorphic ventricular tachycardia. 
  • ACC/AHA 2002 guideline update for exercise testing: summary article: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee to Update the 1997 Exercise Testing Guidelines). 
  • ACC/AHA 2002 guideline update for the management of patients with unstable angina and non-ST-segment elevation myocardial infarction--summary article: a report of the American College of Cardiology/American Heart Association task force on practice guidelines (Committee on the Management of Patients With Unstable Angina). 
  • ACC/AHA guideline update for the management of patients with unstable angina and non-ST-segment elevation myocardial infarction--2002: summary article: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee on the Management of Patients With Unstable Angina). 
  • ACC/AHA guidelines for exercise testing: executive summary. A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee on Exercise Testing). 
  • 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). 
  • ACC/AHA guidelines for the management of patients with unstable angina and non-ST-segment elevation myocardial infarction. A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee on the Management of Patients With Unstable Angina). 
  • ACC/AHA guidelines for the management of patients with unstable angina and non-ST-segment elevation myocardial infarction: executive summary and recommendations. A report of the American College of Cardiology/American Heart Association task force on practice guidelines (committee on the management of patients with unstable angina). 
  • ACC/AHA/ESC 2006 guidelines for the management of patients with atrial fibrillation-executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and the European Society of Cardiology Committee for Practice Guidelines (Writing Committee to Revise the 2001 Guidelines for the Management of Patients with Atrial Fibrillation). 
  • ACCF/AHA/ASE/ASNC/HFSA/HRS/SCAI/SCCT/SCMR/STS 2013 multimodality appropriate use criteria for the detection and risk assessment of stable ischemic heart disease: a report of the American College of Cardiology Foundation Appropriate Use Criteria Task Force, American Heart Association, American Society of Echocardiography, American Society of Nuclear Cardiology, Heart Failure Society of America, Heart Rhythm Society, Society for Cardiovascular Angiography and Interventions, Society of Cardiovascular Computed Tomography, Society for Cardiovascular Magnetic Resonance, and Society of Thoracic Surgeons. 
  • ACI-TIPI clinical trial. Acute cardiac ischemia time-insensitive predictive instrument. 
  • AHA scientific statement: practice standards for electrocardiographic monitoring in hospital settings: an American Heart Association Scientific Statement from the Councils on Cardiovascular Nursing, Clinical Cardiology, and Cardiovascular Disease in the Young: endorsed by the International Society of Computerized electrocardiology and the American Association of Critical-Care Nurses. 
  • 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. 
  • 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. 
  • AN EXPERIMENTAL DETERMINATION OF A MULTIPOLE REPRESENTATION OF A TURTLE HEART. 
  • Abnormal cardiac Na(+) channel properties and QT heart rate adaptation in neonatal ankyrin(B) knockout mice. 
  • Abnormal cardiac enzyme responses after strenuous exercise: alternative diagnostic aids. 
  • Aborted infarction: the ultimate myocardial salvage. 
  • Aborted myocardial infarction after primary percutaneous coronary intervention: magnetic resonance imaging insights from the Assessment of Pexelizumab in Acute Myocardial Infarction (APEX-AMI) trial. 
  • Aborted myocardial infarction in ST-elevation myocardial infarction: insights from the STrategic Reperfusion Early After Myocardial infarction trial. 
  • 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. 
  • Absence of adverse outcomes in hyperkalemic patients undergoing vascular access surgery. 
  • Accelerated intravenous dosing of recombinant tissue-type plasminogen activator causes rapid but unstable reperfusion in a canine model of acute myocardial infarction. 
  • Accelerated noncontrast-enhanced pulmonary vein MRA with distributed compressed sensing. 
  • Accelerating ST-segment elevation myocardial infarction care: emergency medical services take center stage. 
  • Accentuated vagal antagonism of beta-adrenergic effects on ventricular repolarization. Evidence of weaker antagonism in hostile type A men. 
  • Accessory atrioventricular pathway in an infant: prediction of location with body surface maps and ablation with cryosurgery. 
  • Accuracy of total serum enzymes and myocardial specific isoenzymes--a comparative study. 
  • Achievement of dual low-density lipoprotein cholesterol and high-sensitivity C-reactive protein targets more frequent with the addition of ezetimibe to simvastatin and associated with better outcomes in IMPROVE-IT. 
  • Achieving rapid reperfusion with primary percutaneous coronary intervention remains a challenge: insights from American Heart Association's Get With the Guidelines program. 
  • Acoustic radiation force impulse imaging of mechanical stiffness propagation in myocardial tissue. 
  • Acoustic radiation force-driven assessment of myocardial elasticity using the displacement ratio rate (DRR) method. 
  • Activation delay-induced mechanical dyssynchrony in single-ventricle heart disease. 
  • Activation in unipolar cardiac electrograms: a frequency analysis. 
  • Activation of the inflammation, coagulation, and fibrinolysis systems, without influence of abciximab infusion in patients with non-ST-elevation acute coronary syndromes treated with dalteparin: a GUSTO IV substudy. 
  • Acute Coronary Syndrome Screening and Diagnostic Practice Variation. 
  • Acute ST-segment elevation myocardial infarction: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines (8th Edition). 
  • Acute cardiac effects of carbon monoxide poisoning in children. 
  • Acute coronary syndromes in the GUSTO-IIb trial: prognostic insights and impact of recurrent ischemia. The GUSTO-IIb Investigators. 
  • Acute detection of ST-elevation myocardial infarction missed on standard 12-Lead ECG with a novel 80-lead real-time digital body surface map: primary results from the multicenter OCCULT MI trial. 
  • Acute myocardial infarction. 
  • Adaptive noise cancellation to suppress electrocardiography artifacts during real-time interventional MRI. 
  • Adaptive sampling of cardiac waveforms. 
  • Adaptive sampling of intracellular and extracellular cardiac potentials with the fan method. 
  • Addition of right-sided and posterior precordial leads during stress testing. 
  • Adjunctive albuterol enhances the response to enzyme replacement therapy in late-onset Pompe disease. 
  • Adjunctive transcutaneous ultrasound with thrombolysis: results of the PLUS (Perfusion by ThromboLytic and UltraSound) trial. 
  • Adjunctive use of the Rinspiration system for fluidic thrombectomy during primary angioplasty: the Rinspiration international registry. 
  • Admission prediction of expected final myocardial infarct size using weighted ST-segment, Q wave, and T wave measurements. 
  • Admission standard electrocardiogram for early risk stratification in patients with unstable coronary artery disease not eligible for acute revascularization therapy: a TRIM substudy. ThRombin Inhibition in Myocardial Infarction. 
  • Adoption of thrombolytic therapy in the management of acute myocardial infarction. 
  • Advances in antithrombotic therapy in acute myocardial infarction: the ExTRACT-TIMI 25 and OASIS-6 Trials. 
  • Adverse effect of ventricular pacing on heart failure and atrial fibrillation among patients with normal baseline QRS duration in a clinical trial of pacemaker therapy for sinus node dysfunction. 
  • Adverse effects of first-degree AV-block in patients with sinus node dysfunction: data from the mode selection trial. 
  • Adverse outcomes in fibrinolytic-based facilitated percutaneous coronary intervention: insights from the ASSENT-4 PCI electrocardiographic substudy. 
  • Age and outcome after acute coronary syndromes without persistent ST-segment elevation. 
  • Age and outcomes in ST-segment elevation myocardial infarction treated with primary percutaneous coronary intervention: findings from the APEX-AMI trial. 
  • Age related changes in dual AV nodal physiology. 
  • Aggressive hydraTion in patients with ST-Elevation Myocardial infarction undergoing Primary percutaneous coronary intervention to prevenT contrast-induced nephropathy (ATTEMPT): Study design and protocol for the randomized, controlled trial, the ATTEMPT, RESCIND 1 (First study for REduction of contraSt-induCed nephropathy followINg carDiac catheterization) trial. 
  • Alterations in carotid arterial velocity-time profile produced by the Blalock-Taussig shunt. 
  • Amiodarone, anticoagulation, and clinical events in patients with atrial fibrillation: insights from the ARISTOTLE trial. 
  • Amniotic fluid embolism presenting after uterine manipulation under general anesthesia: a case with a positive outcome. 
  • Amyloid disease of the heart. 
  • Amylopectinosis disease isolated to the heart with normal glycogen branching enzyme activity and gene sequence. 
  • 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 analysis of stereotypical motor movements and cardiovascular coupling in individuals on the autism spectrum. 
  • An analysis of the Association of Society of Chest Pain Centers Accreditation to American College of Cardiology/American Heart Association non-ST-segment elevation myocardial infarction guideline adherence. 
  • An analysis of the effects of acetylcholine on conduction and refractoriness in the rabbit sinus node. 
  • An analysis of transfer coefficients calculated directly from epicardial and body surface potential measurements in the intact dog. 
  • An assessment of ST-segment measurement variability between two core electrocardiogram laboratories. 
  • An economic analysis of an aggressive diagnostic strategy with single photon emission computed tomography myocardial perfusion imaging and early exercise stress testing in emergency department patients who present with chest pain but nondiagnostic electrocardiograms: results from a randomized trial. 
  • An electrocardiograph artifact caused by peripheral nerve stimulation during an interscalene brachial plexus nerve block. 
  • An electrocardiographic sign of ischemic preconditioning. 
  • An integrative model of mouse cardiac electrophysiology from cell to torso. 
  • An international survey of clinical practice during primary percutaneous coronary intervention for ST-elevation myocardial infarction with a focus on aspiration thrombectomy. 
  • An interview with Pentti Rautaharju--student, colleague and friend of Otto Schmitt. 
  • An inverse electrocardiographic solution with an ON-OFF model. 
  • An open-label, randomized, controlled, multicenter study exploring two treatment strategies of rivaroxaban and a dose-adjusted oral vitamin K antagonist treatment strategy in subjects with atrial fibrillation who undergo percutaneous coronary intervention (PIONEER AF-PCI). 
  • An unusual case of cardiac amyloidosis. 
  • An unusual case of ventricular fibrillation. 
  • An unusual variant of familial preexcitation. 
  • Anabolic steroids, acute myocardial infarction and polycythemia: a case report and review of the literature. 
  • Analysis of cardiac arrhythmias during dobutamine pharmacologic stress testing in nuclear cardiology as related to the presence or absence of baseline arrhythmias. 
  • Analysis of first-derivative based QRS detection algorithms. 
  • Analysis of high-resolution ECG changes during percutaneous transluminal coronary angioplasty. 
  • 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. 
  • Anatomic and prognostic implications of an early positive treadmill exercise test. 
  • Anatomic distribution of the culprit lesion in patients with non-ST-segment elevation myocardial infarction undergoing percutaneous coronary intervention: findings from the National Cardiovascular Data Registry. 
  • Anatomic validation of electrocardiographic estimation of the size of acute or healed myocardial infarcts. 
  • Anaylsis of ventricular activation and repolarization from intramural and epicardial potential distributions for ectopic beats in the intact dog. 
  • Angiographic outcomes with early eptifibatide therapy in non-ST-segment elevation acute coronary syndrome (from the EARLY ACS Trial). 
  • Ankyrin-B mutation causes type 4 long-QT cardiac arrhythmia and sudden cardiac death. 
  • Anomalous coronary arteries: location, degree of atherosclerosis and effect on survival--a report from the Coronary Artery Surgery Study. 
  • Anorexia nervosa and second-degree atrioventricular block (Type I). 
  • Antiarrhythmic drug therapy for sustained ventricular arrhythmias complicating acute myocardial infarction. 
  • Antiarrhythmic effects of azimilide in atrial fibrillation: efficacy and dose-response. Azimilide Supraventricular Arrhythmia Program 3 (SVA-3) Investigators. 
  • Anticoagulant therapy and outcomes in patients with prior or acute heart failure and acute coronary syndromes: Insights from the APixaban for PRevention of Acute ISchemic Events 2 trial. 
  • Antithrombin alternatives in STEMI. 
  • Antithrombotic therapy for coronary artery disease: the Seventh ACCP Conference on Antithrombotic and Thrombolytic Therapy. 
  • Antithrombotic therapy for non-ST-segment elevation acute coronary syndromes: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines (8th Edition). 
  • Antithrombotic therapy with fondaparinux in relation to interventional management strategy in patients with ST- and non-ST-segment elevation acute coronary syndromes: an individual patient-level combined analysis of the Fifth and Sixth Organization to Assess Strategies in Ischemic Syndromes (OASIS 5 and 6) randomized trials. 
  • Anxiety, independent of depressive symptoms, is associated with in-hospital cardiac complications after acute myocardial infarction. 
  • Aorto-coronary bypass graft surgery in a patient on home hemodialysis. 
  • Appearance of atrial rhythm with absent P wave in longstanding atrial fibrillation. 
  • Applying the new STEMI guidelines: 1. Reperfusion in acute ST-segment elevation myocardial infarction. 
  • Applying the new STEMI guidelines: 2. Disturbances of cardiac rhythm after ST-segment elevation myocardial infarction. 
  • Are implantable cardioverter defibrillator shocks a surrogate for sudden cardiac death in patients with nonischemic cardiomyopathy? 
  • Arrhythmias in patients receiving enzyme replacement therapy for infantile Pompe disease. 
  • Arrhythmias in patients with hypoplastic left heart syndrome. 
  • Arrhythmogenic right ventricular cardiomyopathy/dysplasia clinical presentation and diagnostic evaluation: results from the North American Multidisciplinary Study. 
  • Assessing myocardial perfusion with Albunex during coronary artery bypass surgery: technical considerations and safety of aortic root injections. 
  • Assessing risk in FRISC. 
  • Assessing the value of newer pharmacologic agents in non-ST elevation patients: a decision support system application. 
  • Assessment of atrioventricular conduction in aortic valve disease. 
  • Assessment of derived 12-lead electrocardiograms using general and patient-specific reconstruction strategies at rest and during transient myocardial ischemia. 
  • Assessment of global left ventricular function: comparison of cardiac multidetector-row computed tomography with angiocardiography. 
  • Assessment of left ventricular mechanical dyssynchrony by phase analysis of ECG-gated SPECT myocardial perfusion imaging. 
  • Assessment of myocardial scarring improves risk stratification in patients evaluated for cardiac defibrillator implantation. 
  • Assessment of single-bolus contrast administration technique using hybrid dual-source ECG-gated thoracic and dual-source non-ECG-gated high-pitch abdominopelvic CT acquisitions for procedural planning before transcatheter aortic valve replacement. 
  • Assessment of the myocardium on 2-phase cardiac multidetector computed tomography: does cyclic cardiac contraction influence myocardial attenuation? 
  • Assessment of the reductions in night-time blood pressure and dipping induced by antihypertensive medication using a home blood pressure monitor. 
  • Association Between Atrial Fibrillation Symptoms, Quality of Life, and Patient Outcomes: Results From the Outcomes Registry for Better Informed Treatment of Atrial Fibrillation (ORBIT-AF). 
  • Association between ST segment Resolution following Fibrinolytic therapy or Intracoronary stenting, and Reinfarction in the same myocardial region in the DANAMI-2 study population. 
  • Association between admission white blood cell count and one-year mortality in patients with acute coronary syndromes. 
  • Association between bleeding and mortality among women and men with high-risk acute coronary syndromes: insights from the Early versus Delayed, Provisional Eptifibatide in Acute Coronary Syndromes (EARLY ACS) trial. 
  • Association between bleeding, blood transfusion, and costs among patients with non-ST-segment elevation acute coronary syndromes. 
  • Association between left ventricular ejection fraction post-cardiac resynchronization treatment and subsequent implantable cardioverter defibrillator therapy for sustained ventricular tachyarrhythmias. 
  • Association between n-3 fatty acid consumption and ventricular ectopy after myocardial infarction. 
  • Association between platelet receptor occupancy after eptifibatide (integrilin) therapy and patency, myocardial perfusion, and ST-segment resolution among patients with ST-segment-elevation myocardial infarction: an INTEGRITI (Integrilin and Tenecteplase in Acute Myocardial Infarction) substudy. 
  • Association of Race/Ethnicity With Oral Anticoagulant Use in Patients With Atrial Fibrillation: Findings From the Outcomes Registry for Better Informed Treatment of Atrial Fibrillation II. 
  • Association of TIMI myocardial perfusion grade and ST-segment resolution with cardiovascular magnetic resonance measures of microvascular obstruction and infarct size following ST-segment elevation myocardial infarction. 
  • Association of a pulsatile blood flow pattern on coronary arteriography and short-term clinical outcomes in acute myocardial infarction. 
  • Association of acute myocardial infarction cardiac arrest patient volume and in-hospital mortality in the United States: Insights from the National Cardiovascular Data Registry Acute Coronary Treatment And Intervention Outcomes Network Registry. 
  • Association of aspirin dose and vorapaxar safety and efficacy in patients with non-ST-segment elevation acute coronary syndrome (from the TRACER Trial). 
  • Association of bleeding and in-hospital mortality in black and white patients with st-segment-elevation myocardial infarction receiving reperfusion. 
  • Association of body mass index and long-term outcomes in older patients with non-ST-segment-elevation myocardial infarction: results from the CRUSADE Registry. 
  • Association of depressive symptoms with reduced baroreflex cardiac control in coronary artery disease. 
  • Association of electrocardiographic left ventricular hypertrophy with incident cardiovascular disease in Japanese older hypertensive patients. 
  • Association of height with outcomes in patients with acute myocardial infarction receiving reperfusion therapy. 
  • Association of mortality with years of education in patients with ST-segment elevation myocardial infarction treated with fibrinolysis. 
  • Association of prior coronary artery bypass graft surgery with quality of care of patients with non-ST-segment elevation myocardial infarction: a report from the National Cardiovascular Data Registry Acute Coronary Treatment and Intervention Outcomes Network Registry-Get With the Guidelines. 
  • Association of statin therapy with outcomes of acute coronary syndromes: the GRACE study. 
  • Association of systolic blood pressure at time of myocardial ischemia with angina pectoris during exercise testing. 
  • Association of the timing of ST-segment resolution with TIMI myocardial perfusion grade in acute myocardial infarction. 
  • At home thrombolysis. 
  • Atherosclerotic risk factors and their association with hospital mortality among patients with first myocardial infarction (from the National Registry of Myocardial Infarction). 
  • Atorvastatin for high-risk statin-naïve patients undergoing noncardiac surgery: The Lowering the Risk of Operative Complications Using Atorvastatin Loading Dose (LOAD) randomized trial. 
  • Atrial ejection force: a noninvasive assessment of atrial systolic function. 
  • Atrial fibrillation in an African-American cohort: The Jackson Heart Study. 
  • Atrial fibrillation or flutter on initial electrocardiogram is associated with worse outcomes in patients admitted for worsening heart failure with reduced ejection fraction: findings from the EVEREST Trial. 
  • Atrial flutter, atrial fibrillation, and other primary atrial tachycardias. 
  • Atrial natriuretic factor: pharmacokinetics and cyclic GMP response in relation to biologic effects in severe heart failure. 
  • Atrio-ventricular block induced by right atrial pacing. 
  • Atrioventricular and intraventricular conduction disorders in acute myocardial infarction: a reappraisal in the thrombolytic era. 
  • Atrioventricular nodal re-entrant tachycardia ablation in a centenarian. 
  • Augmentation of mortality risk discriminating power of left ventricular ejection fraction by measures of nonuniformity in systolic emptying on radionuclide ventriculography. 
  • Automated J wave detection from digital 12-lead electrocardiogram. 
  • Automated and nomographic analysis of exercise tests. 
  • Automatic QRS Selvester scoring system in patients with left bundle branch block. 
  • Autonomic Modulation for the Treatment of Ventricular Arrhythmias: Therapeutic Use of Percutaneous Stellate Ganglion Blocks. 
  • Availability of a baseline Electrocardiogram changes the application of the Sclarovsky-Birnbaum Myocardial Ischemia Grade. 
  • Bandwidth-induced errors in parameters used for automated activation time determination during computerized intraoperative cardiac mapping: theoretical limits. 
  • Baseline Characteristics Predict the Presence of Amyloid on Endomyocardial Biopsy. 
  • Baseline Q waves and time from symptom onset to ST-segment elevation myocardial infarction: insights from PLATO on the influence of sex. 
  • Baseline Q waves as a prognostic modulator in patients with ST-segment elevation: insights from the PLATO trial. 
  • Baseline Q-wave surpasses time from symptom onset as a prognostic marker in ST-segment elevation myocardial infarction patients treated with primary percutaneous coronary intervention. 
  • Baseline fragmented QRS increases the risk of major arrhythmic events in Brugada syndrome: Systematic review and meta-analysis. 
  • Baseline fragmented QRS increases the risk of major arrhythmic events in hypertrophic cardiomyopathy: Systematic review and meta-analysis. 
  • Benefit of glycoprotein IIb/IIIa inhibition in patients with acute coronary syndromes and troponin t-positive status: the paragon-B troponin T substudy. 
  • Beta and alpha adrenergic reactivity elicitable stress study with special reference of electrocardiographic T-wave amplitude. 
  • Bidisomide (SC-40230), a new antiarrhythmic agent: initial study of tolerability and pharmacokinetics. 
  • Bioabsorbable Intracoronary Matrix for Prevention of Ventricular Remodeling After Myocardial Infarction. 
  • Biochemical markers in suspected acute myocardial infarction: the need for early assessment. 
  • Biosensibility of viability: NOGA or no good? 
  • Bispectral index monitoring allows faster emergence and improved recovery from propofol, alfentanil, and nitrous oxide anesthesia. BIS Utility Study Group. 
  • Bleeding in acute coronary syndromes. 
  • Blood pressure responses to mental stress in emotionally defensive patients with stable coronary artery disease. 
  • Body surface isopotential maps in normal children, ages 4 to 14 years. 
  • Body surface low-level potentials during ventricular repolarization with analysis of the ST segment: variability in normal subjects. 
  • Brain injury and ventricular dysfunction: insights into reversible heart failure. 
  • Brugada-like syndrome in infancy presenting with rapid ventricular tachycardia and intraventricular conduction delay. 
  • Building evidence for early initiation of clopidogrel loading in non-ST-segment elevation acute coronary syndromes: going past the American College of Cardiology/American Heart Association guidelines. 
  • Bundle Up for Value-Based Heart Failure Care. 
  • Bundle of His electrograms in congenital corrected transposition of the great arteries. A study of two adult cases. 
  • Bursts of reperfusion arrhythmias occur independently of area at risk size and are the first marker of reperfusion injury. 
  • Butorphanol tartrate: 2. Safety and efficacy in balanced anaesthesia. 
  • Bypassing the emergency department and time to reperfusion in patients with prehospital ST-segment-elevation: findings from the reperfusion in acute myocardial infarction in Carolina Emergency Departments project. 
  • Bystander accessory pathway during AV node re-entrant tachycardia. 
  • COR-ART: A multicenter, randomized, double-blind, placebo-controlled dose-ranging study to evaluate single oral doses of vanoxerine for conversion of recent-onset atrial fibrillation or flutter to normal sinus rhythm. 
  • Calcific valvular aortic stenosis with and without mitral anular calcium. 
  • Capecitabine-induced chest pain relieved by diltiazem. 
  • Capturing the cardiac effects of racial discrimination: Do the effects "keep going"? 
  • Cardiac arrest and clinical characteristics, treatments and outcomes among patients hospitalized with ST-elevation myocardial infarction in contemporary practice: A report from the National Cardiovascular Data Registry. 
  • Cardiac conduction abnormalities in endocarditis defined by the Duke criteria. 
  • Cardiac considerations in the triathlete. 
  • Cardiac constriction following aorta-to-coronary bypass surgery. 
  • Cardiac evaluation for structural abnormalities may not be required in patients presenting with syncope and a normal ECG result in an observation unit setting. 
  • Cardiac fatigue after prolonged exercise. 
  • Cardiac function after restoration of flow in acute coronary occlusion. 
  • Cardiac function in alcohol-associated systemic hypertension. 
  • Cardiac hypertrophy and sudden death in mice with a genetically clamped renin transgene. 
  • Cardiac involvement in myotonic muscular dystrophy. 
  • Cardiac ion channels. 
  • Cardiac mapping at Duke Medical Center. 
  • Cardiac markers in the assessment of acute coronary syndromes. 
  • Cardiac potential and potential gradient fields generated by single, combined, and sequential shocks during ventricular defibrillation. 
  • Cardiac potentials on body surface of infants with anomalous left coronary artery (myocardial infarction). 
  • Cardiac remodeling after enzyme replacement therapy with acid alpha-glucosidase for infants with Pompe disease. 
  • Cardiac repolarization: current knowledge, critical gaps, and new approaches to drug development and patient management. 
  • Cardiac resynchronization therapy: Identifying an activation delay by regional strain analysis. 
  • Cardiac resynchronization with sequential biventricular pacing for the treatment of moderate-to-severe heart failure. 
  • Cardiac rhabdomyoma in an adult patient presenting with ventricular arrhythmia. 
  • Cardiac rigor mortis in dogs. 
  • Cardiac tamponade. 
  • Cardiac troponin I for prediction of clinical outcomes and cardiac function through 3-month follow-up after primary percutaneous coronary intervention for ST-segment elevation myocardial infarction. 
  • Cardiac troponin T and I, echocardiographic [correction of electrocardiographic] wall motion analyses, and ejection fractions in athletes participating in the Hawaii Ironman Triathlon. 
  • Cardiac troponin T and cardiac troponin I: relative values in short-term risk stratification of patients with acute coronary syndromes. GUSTO-IIa Investigators. 
  • Cardiac troponin T levels for risk stratification in acute myocardial ischemia. GUSTO IIA Investigators. 
  • Cardiogenic shock and heart failure post-percutaneous coronary intervention in ST-elevation myocardial infarction: observations from "Assessment of Pexelizumab in Acute Myocardial Infarction". 
  • Cardiogenic shock complicating acute coronary syndromes. 
  • Cardiogenic shock in patients with acute ischemic syndromes with and without ST-segment elevation. 
  • Cardiotoxicities of paclitaxel in African Americans. 
  • Cardiovascular abnormalities in late-onset Pompe disease and response to enzyme replacement therapy. 
  • Cardiovascular and respiratory effects of harmine. 
  • Cardiovascular collapse caused by electrocardiographically silent 60-Hz intracardiac leakage current. Implications for electrical safety. 
  • Cardiovascular effects and safety of dental anesthesia and dental interventions in patients with recent uncomplicated myocardial infarction. 
  • Cardiovascular events in patients with fabry disease natural history data from the fabry registry. 
  • Cardiovascular magnetic resonance in hypertrophic cardiomyopathy. 
  • Cardiovascular screening in asymptomatic adults: lessons for the diving world. 
  • Care of non-ST-segment elevation patients: insights from the CRUSADE national quality improvement initiative. 
  • Care processes associated with quicker door-in-door-out times for patients with ST-elevation-myocardial infarction requiring transfer: results from a statewide regionalization program. 
  • Case report. Pericardial hemangioma. 
  • Case report. Pericardial hemangioma. 
  • Cases from the Osler Medical Service at Johns Hopkins University. Digitalis toxicity with bidirectional ventricular tachycardia. 
  • Catecholamine induced double tachycardia: case report in a child. 
  • Catheter ablation of atrial fibrillation in patients with heart failure and preserved ejection fraction. 
  • Catheter ablation of atrial fibrillation in the elderly: where do we stand? 
  • Catheter ablation of para-Hisian atrial tachycardias: Is "earliest" still synonymous with "best"? 
  • Catheter ablation of sinoatrial node reentrant tachycardia. 
  • Catheter ablation of the atrioventricular junction using a helical microwave antenna: a novel means of coupling energy to the endocardium. 
  • Cause Unknown, Treatment Uncertain, Outcome Poor: An Encounter With Kidney Failure in the Developing World. 
  • Central sympathetic blockade ameliorates brain death-induced cardiotoxicity and associated changes in myocardial gene expression. 
  • Cerebral infarction associated with Kearns-Sayre syndrome-related cardiomyopathy. 
  • Challenges in predicting the need for coronary artery bypass grafting at presentation in patients with non-ST-segment elevation acute coronary syndromes. 
  • Changes in glycoprotein IIb/IIIa inhibitor excess dosing with site-specific safety feedback in the Can Rapid risk stratification of Unstable angina patients Suppress ADverse outcomes with Early implementation of the ACC/AHA guidelines (CRUSADE) initiative. 
  • Changes in high-frequency QRS components are more sensitive than ST-segment deviation for detecting acute coronary artery occlusion. 
  • Changes in high-frequency QRS components during prolonged coronary artery occlusion in humans. 
  • Changes in standard electrocardiographic ST-segment elevation predictive of successful reperfusion in acute myocardial infarction. 
  • Changes in ventricular size and function in patients treated with valsartan, captopril, or both after myocardial infarction. 
  • Characteristics and consequences of myocardial infarction after percutaneous coronary intervention: insights from the Coronary Angioplasty Versus Excisional Atherectomy Trial (CAVEAT). 
  • Characteristics and in-hospital outcomes of patients with cardiac tamponade complicating type A acute aortic dissection. 
  • Characteristics and outcomes in patients undergoing percutaneous coronary intervention following cardiac arrest (from the NCDR). 
  • Characterization and outcomes of women and men with non-ST-segment elevation myocardial infarction and nonobstructive coronary artery disease: results from the Can Rapid Risk Stratification of Unstable Angina Patients Suppress Adverse Outcomes with Early Implementation of the ACC/AHA Guidelines (CRUSADE) quality improvement initiative. 
  • Characterization of repolarization alternans during ischemia: time-course and spatial analysis. 
  • Characterizing young patients with diabetes and non-ST-segment elevation acute coronary syndromes. 
  • Chest pain in the adolescent and young adult. 
  • Chest pain presenting as ischemic heart disease. Congenital absence of the pericardium. 
  • Chronic kidney disease in patients with non-ST-segment elevation acute coronary syndromes. 
  • Chronic obstructive pulmonary disease: safety and tolerability of hyperpolarized 129Xe MR imaging in healthy volunteers and patients. 
  • Chronic pacing and adverse outcomes after transcatheter aortic valve implantation. 
  • Cigarette smoking status and outcome among patients with acute coronary syndromes without persistent ST-segment elevation: effect of inhibition of platelet glycoprotein IIb/IIIa with eptifibatide. The PURSUIT trial investigators. 
  • Circadian Contrasts in Heart Rate Variability Associated With Posttraumatic Stress Disorder Symptoms in a Young Adult Cohort. 
  • Circadian occurrence of symptomatic paroxysmal supraventricular tachycardia in untreated patients. 
  • Circadian rhythms in simulated and manned orbital space flight. 
  • Clinical and electrocardiographic variables associated with increased risk of ventricular septal defect in acute anterior myocardial infarction. 
  • Clinical and hemodynamic results with the St. Jude medical aortic valve prosthesis. 
  • Clinical applications of coronary sinus retroperfusion during high risk percutaneous transluminal coronary angioplasty. 
  • Clinical assessment of electrical impedance cardiography in estimation of stroke volume. 
  • Clinical behavior of paroxysmal atrial tachycardia. 
  • Clinical characteristics and long-term outcome of patients in whom congestive heart failure develops after thrombolytic therapy for acute myocardial infarction: development of a predictive model. 
  • Clinical characteristics and outcomes after unplanned intraaortic balloon counterpulsation in the Counterpulsation to Reduce Infarct Size Pre-PCI Acute Myocardial Infarction trial. 
  • Clinical correlates and prognostic significance of type A behavior and silent myocardial ischemia on the treadmill. 
  • Clinical correlates of atrial tachyarrhythmias after valve replacement for aortic stenosis. 
  • Clinical features and outcomes of patients with type 2 myocardial infarction: Insights from the Thrombin Receptor Antagonist for Clinical Event Reduction in Acute Coronary Syndrome (TRACER) trial. 
  • Clinical features of Wolff-Parkinson-White syndrome. 
  • Clinical features of arrhythmogenic right ventricular dysplasia/cardiomyopathy associated with mutations in plakophilin-2. 
  • Clinical implications of isopotential surface maps. 
  • Clinical outcome as a function of the PR-interval-there is virtue in moderation: data from the Duke Databank for cardiovascular disease. 
  • Clinical perspectives on reperfusion injury in acute myocardial infarction. 
  • Clinical significance of abnormal T waves in patients with non-ST-segment elevation acute coronary syndromes. 
  • Clinical significance of exercise-induced bundle branch block. 
  • Clinical significance of thrombocytopenia during a non-ST-elevation acute coronary syndrome. The platelet glycoprotein IIb/IIIa in unstable angina: receptor suppression using integrilin therapy (PURSUIT) trial experience. 
  • Clinical study of the cardiac findings in patients on chronic maintenance hemodialysis: the relationship to coronary risk factors. 
  • Clinical utility of serial and continuous ST-segment recovery assessment in patients with acute ST-elevation myocardial infarction: assessing the dynamics of epicardial and myocardial reperfusion. 
  • Clinical utility of the Food and Drug Administration Electrocardiogram Warehouse: a paradigm for the critical pathway initiative. 
  • Clinical, electrocardiographic, and biochemical data for immediate risk stratification in acute coronary syndromes. 
  • Clinically significant bleeding with low-dose rivaroxaban versus aspirin, in addition to P2Y12 inhibition, in acute coronary syndromes (GEMINI-ACS-1): a double-blind, multicentre, randomised trial. 
  • Cocaine-associated chest pain: a case of aortic dissection. 
  • Coexisting preexcitation syndrome and intermittent heart block presenting as neonatal seizures. 
  • Combination ethacizin and ethmozin treatment of resistant ventricular ectopy: theoretical, experimental, and clinical study. 
  • Combination of Goldman risk and initial cardiac troponin I for emergency department chest pain patient risk stratification. 
  • Combined accelerated tissue-plasminogen activator and platelet glycoprotein IIb/IIIa integrin receptor blockade with Integrilin in acute myocardial infarction. Results of a randomized, placebo-controlled, dose-ranging trial. IMPACT-AMI Investigators. 
  • Combined assessment of thrombolysis in myocardial infarction flow grade, myocardial perfusion grade, and ST-segment resolution to evaluate epicardial and myocardial reperfusion. 
  • Combined prognostic utility of ST-segment recovery and myocardial blush after primary percutaneous coronary intervention in acute myocardial infarction. 
  • Combined use of amino terminal-pro-brain natriuretic peptide levels and QRS duration to predict left ventricular systolic dysfunction in patients with dyspnea. 
  • Common genetic variation near the connexin-43 gene is associated with resting heart rate in African Americans: a genome-wide association study of 13,372 participants. 
  • Comparative early and late outcomes after primary percutaneous coronary intervention in ST-segment elevation and non-ST-segment elevation acute myocardial infarction (from the CADILLAC trial). 
  • Comparative effectiveness of cardiac resynchronization therapy with an implantable cardioverter-defibrillator versus defibrillator therapy alone: a cohort study. 
  • Comparative effectiveness of digoxin and propranolol for supraventricular tachycardia in infants. 
  • Comparative effects of lidocaine and procainamide on acutely impaired hemodynamics. 
  • Comparative efficacy of dronedarone and amiodarone for the maintenance of sinus rhythm in patients with atrial fibrillation. 
  • Comparative prognostic significance of simultaneous versus independent resolution of ST segment depression relative to ST segment elevation during acute myocardial infarction. 
  • Comparative rates of resolution of QRS changes after operative and nonoperative acute myocardial infarcts. 
  • Comparative study of local and Karhunen-Loève-based ST-T indexes in recordings from human subjects with induced myocardial ischemia. 
  • Comparative trends in guidelines adherence among patients with non-ST-segment elevation acute coronary syndromes treated with invasive versus conservative management strategies: Results from the CRUSADE quality improvement initiative. 
  • Comparison between contrast-enhanced magnetic resonance imaging and Selvester QRS scoring system in estimating changes in infarct size between the acute and chronic phases of myocardial infarction. 
  • Comparison of 30-day outcome, resource use, and coronary artery disease severity in patients with suspected coronary artery disease with and without diabetes mellitus assigned to chest pain units. 
  • Comparison of ECG-gated rectilinear vs. real-time radial K-space sampling schemes in cine True-FISP cardiac MRI. 
  • Comparison of Incidence of Left Ventricular Systolic Dysfunction Among Patients With Left Bundle Branch Block Versus Those With Normal QRS Duration. 
  • Comparison of ST-segment deviation to scintigraphically quantified myocardial ischemia during acute coronary occlusion induced by percutaneous transluminal coronary angioplasty. 
  • Comparison of ST-segment resolution with combined fibrinolytic and glycoprotein IIb/IIIa inhibitor therapy versus fibrinolytic alone (data from four clinical trials). 
  • Comparison of an automated thrombolytic predictive instrument to both diagnostic software and an expert cardiologist for diagnosis of an ST elevation acute myocardial infarction. 
  • 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 baseline characteristics, treatment patterns, and in-hospital outcomes of Asian versus non-Asian white Americans with non-ST-segment elevation acute coronary syndromes from the CRUSADE quality improvement initiative. 
  • Comparison of cardiac troponin T versus creatine kinase-MB for risk stratification in a chest pain evaluation unit. 
  • Comparison of continuous ST-segment recovery analysis with methods using static electrocardiograms for noninvasive patency assessment during acute myocardial infarction. Thrombolysis and Angioplasty in Myocardial Infarction (TAMI) 7 Study Group. 
  • Comparison of coronary stenosis quantitation results from on-line digital and digitized cine film images. 
  • Comparison of dyssynchrony parameters for VV-optimization in CRT patients. 
  • Comparison of electrocardiogram and intrathoracic electrogram signals for detection of ischemic ST segment changes during normal sinus and ventricular paced rhythms. 
  • Comparison of electrocardiographic and left ventricular functional changes during exercise. 
  • Comparison of electrophysiologic effects of propofol and isoflurane-based anesthetics in children undergoing radiofrequency catheter ablation for supraventricular tachycardia. 
  • Comparison of exercise electrocardiography and stress perfusion CMR for the detection of coronary artery disease in women. 
  • Comparison of high-resolution and standard ECG parameters of myocardial ischemia during PTCA. 
  • Comparison of hybrid coronary revascularization versus coronary artery bypass grafting in patients≥65 years with multivessel coronary artery disease. 
  • Comparison of incidence of bleeding and mortality of men versus women with ST-elevation myocardial infarction treated with fibrinolysis. 
  • Comparison of infarct size changes with delayed contrast-enhanced magnetic resonance imaging and electrocardiogram QRS scoring during the 6 months after acutely reperfused myocardial infarction. 
  • Comparison of long-term postoperative sequelae in patients with tetralogy of Fallot versus isolated pulmonic stenosis. 
  • Comparison of measured torso potentials with those simulated from epicardial potentials for ventricular depolarization and repolarization in the intact dog. 
  • Comparison of methods for adaptive sampling of cardiac electrograms and electrocardiograms. 
  • Comparison of myocardial reperfusion in patients undergoing percutaneous coronary intervention in ST-segment elevation acute myocardial infarction with versus without diabetes mellitus (from the EMERALD Trial). 
  • Comparison of primary coronary angioplasty versus thrombolysis in patients with ST-segment elevation acute myocardial infarction and grade II and grade III myocardial ischemia on the enrollment electrocardiogram. 
  • Comparison of safety of sotalol versus amiodarone in patients with atrial fibrillation and coronary artery disease. 
  • Comparison of signal quality between EASI and Mason-Likar 12-lead electrocardiograms during physical activity. 
  • Comparison of slow oscillating versus fast balloon inflation strategies for coronary angioplasty. 
  • Comparison of teaching the basic electrocardiographic concept of frontal plane QRS axis using the classical versus the orderly electrocardiogram limb lead displays. 
  • Comparison of the Selvester QRS scoring system applied on standard versus high-resolution electrocardiographic recordings. 
  • Comparison of the correlation of the Selvester QRS scoring system with cardiac contrast-enhanced magnetic resonance imaging-measured acute myocardial infarct size in patients with and without thrombolytic therapy. 
  • Comparison of the five-electrode-derived EASI electrocardiogram to the Mason Likar electrocardiogram in the prehospital setting. 
  • Comparison of the frequency of coronary artery disease in alcohol-related versus non-alcohol-related endstage liver disease. 
  • Comparison of the relation between left ventricular anatomy and QRS duration in patients with cardiomyopathy with versus without left bundle branch block. 
  • Comparison of ticagrelor with clopidogrel in patients with a planned invasive strategy for acute coronary syndromes (PLATO): a randomised double-blind study. 
  • Comparison of time domain and frequency domain variables from the signal-averaged electrocardiogram: a multivariable analysis. 
  • Comparison of two aspirin doses on ischemic stroke in post-myocardial infarction patients in the warfarin (Coumadin) Aspirin Reinfarction Study (CARS). 
  • Comparison of usefulness of N-terminal pro-brain natriuretic peptide as an independent predictor of cardiac function among admission cardiac serum biomarkers in patients with anterior wall versus nonanterior wall ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention. 
  • Complete revascularisation in ST-elevation myocardial infarction and multivessel disease: meta-analysis of randomised controlled trials. 
  • Complete reversal of ischemic wall motion abnormalities by combined use of gene therapy with transmyocardial laser revascularization. 
  • Complex excitation dynamics underlie polymorphic ventricular tachycardia in a transgenic rabbit model of long QT syndrome type 1. 
  • Comprehensive electrocardiogram-to-device time for primary percutaneous coronary intervention in ST-segment elevation myocardial infarction: A report from the American Heart Association mission: Lifeline program. 
  • Compressed sensing reconstruction for undersampled breath-hold radial cine imaging with auxiliary free-breathing data. 
  • Compressed sensing with wavelet domain dependencies for coronary MRI: a retrospective study. 
  • Compromised atrial coronary anatomy is associated with atrial arrhythmias and atrioventricular block complicating acute myocardial infarction. 
  • Computer-assisted ST-segment monitoring: experience during and after brief coronary occlusion. 
  • Computer-assisted intraoperative mapping of the entire ventricular epicardium in the Wolff-Parkinson-White syndrome. 
  • Computerized serial comparison of electrocardiograms. Program description and clinical performance. 
  • Computerized serial comparison of electrocardiograms: program performance in myocardial infarction. 
  • Computerized system for isochronic epicardial mapping 
  • Computing inverse solutions for an on-off heart model. 
  • ConceFT for Time-Varying Heart Rate Variability Analysis as a Measure of Noxious Stimulation During General Anesthesia. 
  • Concealed mechanical bradycardia: an indication for permanent pacemaker implantation. 
  • Concentrated ambient ultrafine particle exposure induces cardiac changes in young healthy volunteers. 
  • Conditional knockout of Fgf13 in murine hearts increases arrhythmia susceptibility and reveals novel ion channel modulatory roles. 
  • Conducting an economic analysis to assess the electrocardiogram's value. 
  • Confronting system barriers for ST- elevation MI in low and middle income countries with a focus on India. 
  • Congestive heart failure: Dx and Rx in the elderly. 
  • Consideration of pitfalls in and omissions from the current ECG standards for diagnosis of myocardial ischemia/infarction in patients who have acute coronary syndromes. 
  • Consideration of the impact of reperfusion therapy on the quantitative relationship between the Selvester QRS score and infarct size by cardiac MRI. 
  • Consideration of the total ST-segment deviation on the initial electrocardiogram for predicting final acute posterior myocardial infarct size in patients with maximum ST-segment deviation as depression in leads V1 through V3. A FRISC II substudy. 
  • Constructing a multichannel electrocardiography system from a few standardized, high-level components. 
  • Construction and interpretation of body surface maps. 
  • Contemporary outcomes of rescue percutaneous coronary intervention for acute myocardial infarction: comparison with primary angioplasty and the role of distal protection devices (EMERALD trial). 
  • Contemporary use of platelet function and pharmacogenomic testing among patients with acute myocardial infarction undergoing percutaneous coronary intervention in the United States. 
  • Continuous 12-lead ST-segment recovery analysis in the TAMI 7 study. Performance of a noninvasive method for real-time detection of failed myocardial reperfusion. 
  • Continuous ST segment analysis for the detection of perioperative myocardial ischemia. 
  • Continuous intravenous quinidine infusion for the treatment of atrial fibrillation or flutter: a case series. 
  • Continuous wave Doppler ultrasonographic quantitation of patent ductus arteriosus flow. 
  • Continuously updated 12-lead ST-segment recovery analysis for myocardial infarct artery patency assessment and its correlation with multiple simultaneous early angiographic observations. 
  • Contribution of angiographic and electrocardiographic parameters of reperfusion to prediction of mortality and morbidity after acute ST-elevation myocardial infarction: Insights from the Assessment of Pexelizumab in Acute Myocardial Infarction trial. 
  • Control of rapid ventricular response by radiofrequency catheter modification of the atrioventricular node in patients with medically refractory atrial fibrillation. 
  • Coordinated series of studies to evaluate characteristics and mechanisms of acute coronary syndromes in high-risk patients randomly assigned to enoxaparin or unfractionated heparin: design and rationale of the SYNERGY Library. 
  • Copeptin helps in the early detection of patients with acute myocardial infarction: primary results of the CHOPIN trial (Copeptin Helps in the early detection Of Patients with acute myocardial INfarction). 
  • Coronary artery angiography using multislice computed tomography images. 
  • Coronary artery disease epidemic in Pakistan: more electrocardiographic evidence of ischaemia in women than in men. 
  • Coronary bypass grafting after failed elective and failed emergent percutaneous angioplasty. Relative risks of emergent surgical intervention. 
  • Coronary collateral blood flow in acute myocardial infarction. 
  • Coronary flow and regional function before and after supraarterial myotomy for myocardial bridging. 
  • Coronary stent thrombosis: time course and clinical outcome. 
  • Corrected transposition with severe intracardiac deformities with Wolff-Parkinson-White syndrome in a child. Electrophysiologic investigation and surgical correction. 
  • Correlation of angiographic findings and right (V1 to V3) versus left (V4 to V6) precordial ST-segment depression in inferior wall acute myocardial infarction. 
  • Correlation of postmortem anatomic findings with electrocardiographic changes in patients with myocardial infarction: retrospective study of patients with typical anterior and posterior infarcts. 
  • Cost-effectiveness of diagnostic strategies for patients with chest pain. 
  • Cost-effectiveness of electrocardiography vs. electrocardiography plus limited echocardiography to diagnose LVH in young, newly identified, hypertensives. 
  • Critical arrhythmia associated with pulmonary artery catheterization in a parturient with severe pulmonary hypertension. 
  • Cryosurgical ablation of accessory atrioventricular connections: a method for correction of the pre-excitation syndrome. 
  • Cryosurgical denervation of the heart: acute and chronic effects. 
  • Culprit-only or multivessel revascularization in patients with acute coronary syndromes: an American College of Cardiology National Cardiovascular Database Registry report. 
  • Cumulative experience of azimilide-associated torsades de pointes ventricular tachycardia in the 19 clinical studies comprising the azimilide database. 
  • Current challenges in the evaluation of cardiac safety during drug development: translational medicine meets the Critical Path Initiative. 
  • Current perspectives on reperfusion therapy for acute ST-segment elevation myocardial infarction: integrating pharmacologic and mechanical reperfusion strategies. 
  • Cyclic coronary flow: defining preinfarction angina at the crossroads of unstable angina and myocardial infarction. 
  • Defibrillation and the upper limit of vulnerability to fibrillation in a transthoracic guinea pig model. 
  • Defining left bundle branch block in the era of cardiac resynchronization therapy. 
  • Delay from symptom onset to hospital presentation for patients with non-ST-segment elevation myocardial infarction. 
  • Delays in fibrinolysis as primary reperfusion therapy for acute ST-segment elevation myocardial infarction. 
  • Demonstration of a depressor reflex in acute cardiac tamponade. 
  • Depressed plasma platelet-activating factor acetylhydrolase in patients presenting with acute myocardial infarction. 
  • Depressive symptoms and mental stress-induced myocardial ischemia in patients with coronary heart disease. 
  • Design and implementation of a new computerized system for intraoperative cardiac mapping. 
  • Design and rationale of CURRENT-OASIS 7: a randomized, 2 x 2 factorial trial evaluating optimal dosing strategies for clopidogrel and aspirin in patients with ST and non-ST-elevation acute coronary syndromes managed with an early invasive strategy. 
  • Design and rationale of the ANALYZE ST study: a prospective, nonrandomized, multicenter ST monitoring study to detect acute coronary syndrome events in implantable cardioverter-defibrillator patients. 
  • Design and rationale of the Reduction of Infarct Expansion and Ventricular Remodeling with Erythropoietin after Large Myocardial Infarction (REVEAL) trial. 
  • Designing clinical trials for paroxysmal atrial tachycardia and other paroxysmal arrhythmias. 
  • Detecting abnormalities in left ventricular function during exercise before angina and ST-segment depression. 
  • Detection of QT prolongation using a novel electrocardiographic analysis algorithm applying intelligent automation: prospective blinded evaluation using the Cardiac Safety Research Consortium electrocardiographic database. 
  • Detection of acute myocardial infarction using the 12-lead ECG plus inverted leads versus the 16-lead ECG (with additional posterior and right-sided chest electrodes). 
  • Detection of angiographically silent coronary atherosclerosis by intracoronary ultrasonography. 
  • Detection of restenosis after elective percutaneous transluminal coronary angioplasty using the exercise treadmill test. 
  • Detection of seizure activity in the paralyzed neonate using continuous monitoring. 
  • Detection of stress-induced myocardial ischemia from the depolarization phase of the cardiac cycle--a preliminary study. 
  • Deterioration of regional wall motion immediately after coronary artery bypass graft surgery is associated with long-term major adverse cardiac events. 
  • Determination of effects of internal countershock by direct cardiac recordings during normal rhythm. 
  • Determination of left ventricular long-axis orientation using MRI: changes during the respiratory and cardiac cycles in normal and diseased subjects. 
  • Determining surface potentials from current dipoles, with application to electrocardiography. 
  • Development and prognosis of non-Q-wave myocardial infarction in the thrombolytic era. 
  • Development and validation of a prioritization rule for obtaining an immediate 12-lead electrocardiogram in the emergency department to identify ST-elevation myocardial infarction. 
  • Development of a serial comparison program for conduction defects, acute myocardial infarction, and the use of additional leads. 
  • Development of an automated Selvester Scoring System for estimating the size of myocardial infarction from the electrocardiogram. 
  • Device diagnostics and long-term clinical outcome in patients receiving cardiac resynchronization therapy. 
  • Device implementation, validation, and application assessment of two continuous 12-lead ECG monitors during percutaneous transluminal coronary angioplasty: description of the validation method and implications for clinical trials. 
  • Diabetes-induced bradycardia is an intrinsic metabolic defect reversed by carnitine. 
  • Diagnosing acute myocardial infarction in patients with left bundle branch block. 
  • Diagnosing coronary arterial stent thrombosis and arterial closure. 
  • Diagnosis and treatment of acute coronary ischemic syndromes: a update for 1995. 
  • Diagnosis of arrhythmogenic right ventricular cardiomyopathy/dysplasia: proposed modification of the Task Force Criteria. 
  • Diagnosis, incidence, and clinical significance of early postoperative ischemia after transmyocardial laser revascularization. 
  • Diagnostic Strategies for the Evaluation of Chest Pain: Clinical Implications From SCOT-HEART and PROMISE. 
  • Diagnostic and prognostic significance of electrocardiographic and CPK isoenzyme changes following coronary bypass surgery: correlation with findings at one year. 
  • Diagnostic and prognostic significance of exercise-induced premature ventricular complexes in men and women: a four year follow-up. 
  • Diagnostic evaluation for patients with ischemic stroke: are there sex differences? 
  • Diagnostic problem in acute myocardial infarction: CK-MB in the absence of abnormally elevated total creatine kinase levels. 
  • Diagnostic time course, treatment, and in-hospital outcomes for patients with ST-segment elevation myocardial infarction presenting with nondiagnostic initial electrocardiogram: a report from the American Heart Association Mission: Lifeline program. 
  • Did This Patient Have Cardiac Syncope?: The Rational Clinical Examination Systematic Review. 
  • Differences between chest pain observation service patients and admitted "rule-out myocardial infarction" patients. 
  • Differences between local hospital and core laboratory interpretation of the admission electrocardiogram in patients with acute coronary syndromes and their relation to outcome. 
  • Differences between local investigator and core-laboratory interpretation of the admission electrocardiogram in patients with unstable angina pectoris or non-Q myocardial infarction (a thrombin inhibition in myocardial ischemia [TRIM] substudy). 
  • Differences in the clinical features and outcomes in African Americans and whites with myocardial infarction. 
  • Differences in the profile, treatment, and prognosis of patients with cardiogenic shock by myocardial infarction classification: A report from NCDR. 
  • Differences in treatment patterns and outcomes between Hispanics and non-Hispanic Whites treated for ST-segment elevation myocardial infarction: results from the NCDR ACTION Registry-GWTG. 
  • Differential heart rate response to magnetic seizure therapy (MST) relative to electroconvulsive therapy: a nonhuman primate model. 
  • Differential use of warfarin for secondary stroke prevention in patients with various types of atrial fibrillation. 
  • Digitalis in the pre-excitation syndrome. Analysis during atrial fibrillation. 
  • Direct Transport to a Percutaneous Cardiac Intervention Center and Outcomes in Patients With Out-of-Hospital Cardiac Arrest. 
  • Dissection of a quantitative trait locus for PR interval duration identifies Tnni3k as a novel modulator of cardiac conduction. 
  • Dissociation of ST segment elevation and regional wall motion with open-artery, intracoronary Fluosol. 
  • Dissociation of TSH adrenocortical disturbances in endogenous depression. 
  • Distance from the coronary ostium to the culprit lesion in acute ST-elevation myocardial infarction and its implications regarding the potential prevention of proximal plaque rupture. 
  • Distended neck veins. 
  • Distinction between metabolic and myogenic mechanisms of coronary hyperemic response to brief diastolic occlusion. 
  • Distinctive clinical features of portopulmonary hypertension. 
  • Do baseline atrial electrocardiographic and infarction patterns predict new-onset atrial fibrillation after ST-elevation myocardial infarction? Insights from the Assessment of Pexelizumab in Acute Myocardial Infarction Trial. 
  • Do patients treated at academic hospitals have better longitudinal outcomes after admission for non-ST-elevation myocardial infarction? 
  • Do stable non-ST-segment elevation acute coronary syndromes require admission to coronary care units? 
  • Dobutamine stress echocardiography for preoperative cardiac risk stratification in patients undergoing orthotopic liver transplantation. 
  • Does 24-hour ST-segment resolution postfibrinolysis add prognostic value to a Q wave? An ASSENT 2 electrocardiographic substudy. 
  • Does This Patient With Chest Pain Have Acute Coronary Syndrome?: The Rational Clinical Examination Systematic Review. 
  • Does anesthetic technique make a difference? Augmentation of systolic blood pressure during carotid endarterectomy: effects of phenylephrine versus light anesthesia and of isoflurane versus halothane on the incidence of myocardial ischemia. 
  • Does eptifibatide confer a greater benefit to patients with unstable angina than with non-ST segment elevation myocardial infarction? Insights from the PURSUIT Trial. 
  • Does retinal vascular geometry vary with cardiac cycle? 
  • Does silent myocardial infarction add prognostic value in ST-elevation myocardial infarction patients without a history of prior myocardial infarction? Insights from the Assessment of Pexelizumab in Acute Myocardial Infarction (APEX-AMI) Trial. 
  • Does the discharge ECG provide additional prognostic insight(s) in non-ST elevation ACS patients from that acquired on admission? 
  • Dofetilide dose reductions and discontinuations in women compared with men. 
  • Donepezil for cognitive decline following coronary artery bypass surgery: a pilot randomized controlled trial. 
  • Door-to-balloon time and mortality among patients undergoing primary PCI. 
  • Door-to-balloon times for patients with ST-segment elevation myocardial infarction requiring interhospital transfer for primary percutaneous coronary intervention: a report from the national cardiovascular data registry. 
  • Dose-response study of topical minoxidil in male pattern baldness. 
  • Dr. Galen Wagner (1939-2016) as an Academic Writer: An Overview of his Peer-reviewed Scientific Publications. 
  • Drug-gene interactions and the search for missing heritability: a cross-sectional pharmacogenomics study of the QT interval. 
  • Dual antiplatelet therapy in patients with diabetes and acute coronary syndromes managed without revascularization. 
  • Duration of symptoms is the key modulator of the choice of reperfusion for ST-elevation myocardial infarction. 
  • Dying patients in the intensive care unit: forgoing treatment, maintaining care. 
  • Dynamic prognostication in non-ST-elevation acute coronary syndromes: insights from GUSTO-IIb and PURSUIT. 
  • ECG acquisition errors due to arm leads placed on the chest. 
  • ECG interpretation in ST-elevation myocardial infarction: pattern recognition or caliper measurements? 
  • ECG myocardial infarct size: a gender-, age-, race-insensitive 12-segment multiple regression model. I: Retrospective learning set of 100 pathoanatomic infarcts and 229 normal control subjects. 
  • ECG myocardial scar quantification predicts reverse left ventricular remodeling and survival after cardiac resynchronization therapy implantation: A retrospective pilot study. 
  • ECG quantification of myocardial scar and risk stratification in MADIT-II. 
  • ECG quantification of myocardial scar in cardiomyopathy patients with or without conduction defects: correlation with cardiac magnetic resonance and arrhythmogenesis. 
  • ECG subanalyses in clinical trials: an investigator's perspective. 
  • ECG-based 4D-dose reconstruction of cardiac arrhythmia ablation with carbon ion beams: application in a porcine model. 
  • ECG-based signal analysis technologies for evaluating patients with acute coronary syndrome: a systematic review. 
  • EKG abnormalities in pediatric patients with myotonic dystrophy. 
  • ELECTRICAL HAZARDS ASSOCIATED WITH CARDIAC PACEMAKING. 
  • ESC Guidelines for the management of acute myocardial infarction in patients presenting with ST-segment elevation. 
  • Early Medication Nonadherence After Acute Myocardial Infarction: Insights into Actionable Opportunities From the TReatment with ADP receptor iNhibitorS: Longitudinal Assessment of Treatment Patterns and Events after Acute Coronary Syndrome (TRANSLATE-ACS) Study. 
  • Early detection of acute myocardial infarction: additional diagnostic information from serum concentrations of myoglobin in patients without ST elevation. 
  • Early dynamic risk stratification with baseline troponin levels and 90-minute ST-segment resolution to predict 30-day cardiovascular mortality in ST-segment elevation myocardial infarction: analysis from CLopidogrel as Adjunctive ReperfusIon TherapY (CLARITY)-Thrombolysis in Myocardial Infarction (TIMI) 28. 
  • Early electrocardiographic diagnosis of acute myocardial infarction in the presence of ventricular paced rhythm. GUSTO-I investigators. 
  • Early glycoprotein IIb/IIIa inhibitor use for non-ST-segment elevation acute coronary syndrome: patient selection and associated treatment patterns. 
  • Early invasive strategy for acute coronary syndromes without persistent ST-segment elevation: has the time come for 'drive-through' angiography? 
  • Early management of patients with acute heart failure: state of the art and future directions--a consensus document from the SAEM/HFSA acute heart failure working group. 
  • Early repolarization associated with ventricular arrhythmias in patients with chronic coronary artery disease. 
  • Early repolarization: a sword in the haystack? 
  • Early use of glycoprotein IIb/IIIa inhibitors in the ED treatment of non-ST-segment elevation acute coronary syndromes: a local quality improvement initiative. 
  • Early versus delayed, provisional eptifibatide in acute coronary syndromes. 
  • Early withdrawal of statin therapy in patients with non-ST-segment elevation myocardial infarction: national registry of myocardial infarction. 
  • Ebstein's anomaly of the tricuspid valve: a Wolf(f) in sheep's clothing. 
  • Echocardiographic Risk Factors for Stroke and Outcomes in Patients With Atrial Fibrillation Anticoagulated With Apixaban or Warfarin. 
  • Echocardiographic and electrocardiographic characteristics of patients with hypertrophic cardiomyopathy with and without mitral anular calcium. 
  • Economic Outcomes With Anatomical Versus Functional Diagnostic Testing for Coronary Artery Disease. 
  • Editorial commentary: Harm from left bundle branch block: We are the tortoise, not the hare. 
  • Editorial: Diagnostic considerations in electromechanical dissociation. 
  • Effect of Type A behavior on exercise test outcome in coronary artery disease. 
  • Effect of acute standing and prolonged upright activity on left ventricular hemodynamics, systolic and diastolic intervals, and QT-QS2 relationship. 
  • Effect of age on the response of the left ventricular ejection fraction to exercise. 
  • Effect of beta-blocking therapy on outcome in the Multicenter UnSustained Tachycardia Trial (MUSTT). 
  • Effect of brief and prolonged exercise on left ventricular function. 
  • Effect of cetamolol on epinephrine-induced hypokalemia. 
  • Effect of conductivity interfaces in electrocardiography. 
  • Effect of defibrillation threshold testing on heart failure hospitalization or death in the Multicenter Automatic Defibrillator Implantation Trial-Cardiac Resynchronization Therapy (MADIT-CRT). 
  • Effect of different epicardial ventricular pacing sites on left ventricular function in awake dogs. 
  • Effect of door-to-balloon time on mortality in patients with ST-segment elevation myocardial infarction. 
  • Effect of escitalopram on mental stress-induced myocardial ischemia: results of the REMIT trial. 
  • Effect of excess magnesium on vagal inhibition and acetylcholine sensitivity of the mammalian heart in situ and in vitro. 
  • Effect of intravenous streptokinase on the relation between initial ST-predicted size and final QRS-estimated size of acute myocardial infarcts. 
  • Effect of pacing site on ventricular fibrillation initiation by shocks during the vulnerable period. 
  • Effect of prior stroke on the use of evidence-based therapies and in-hospital outcomes in patients with myocardial infarction (from the NCDR ACTION GWTG registry). 
  • Effect of rapid pacing and T-wave scanning on the relation between the defibrillation and upper-limit-of-vulnerability dose-response curves. 
  • Effect of rate-dependent left bundle branch block on global and regional left ventricular function. 
  • Effect of resistive barrier location on the relationship between T-wave alternans and cellular repolarization alternans: a 1-D modeling study. 
  • Effect of supersaturated oxygen delivery on infarct size after percutaneous coronary intervention in acute myocardial infarction. 
  • Effect on treatment delay of prehospital teletransmission of 12-lead electrocardiogram to a cardiologist for immediate triage and direct referral of patients with ST-segment elevation acute myocardial infarction to primary percutaneous coronary intervention. 
  • Effectiveness of Cardiac Resynchronization Therapy by QRS Morphology in the Multicenter Automatic Defibrillator Implantation Trial-Cardiac Resynchronization Therapy (MADIT-CRT). 
  • Effectiveness of cardiac rehabilitation among older patients after acute myocardial infarction. 
  • Effectiveness of prehospital wireless transmission of electrocardiograms to a cardiologist via hand-held device for patients with acute myocardial infarction (from the Timely Intervention in Myocardial Emergency, NorthEast Experience [TIME-NE]). 
  • Effects of Polyunsaturated Fatty Acid Treatment on Postdischarge Outcomes After Acute Myocardial Infarction. 
  • Effects of atrial fibrillation on myocardial blood flow in the ischemic heart of the dog. 
  • Effects of azimilide on heart rate and ECG conduction intervals during sinus rhythm in patients with a history of atrial fibrillation. 
  • Effects of cardiac glycosides on atrial contractile dysfunction after short-term atrial fibrillation. 
  • Effects of clopidogrel in addition to aspirin in patients with acute coronary syndromes without ST-segment elevation. 
  • Effects of depression on QT interval variability after myocardial infarction. 
  • Effects of diphenylhydantoin on coronary and systemic haemodynamics in awake dogs. 
  • Effects of dose ranging of adenosine infusion on electrocardiographic findings during and after general anesthesia. 
  • Effects of electroacupuncture on gastric motility and heart rate variability in conscious rats. 
  • Effects of hemoperfusion during percutaneous transluminal coronary angioplasty on left ventricular function. 
  • Effects of intracoronary administration of contrast materials on left ventricular function in the presence of severe coronary artery stenosis. 
  • Effects of ischemic preconditioning and arterial collateral flow on ST-segment elevation and QRS complex prolongation in a canine model of acute coronary occlusion. 
  • Effects of lignocaine and propranolol on experimental cardiac arrhythmias. 
  • Effects of peroneal nerve stimulation on hypothalamic stimulation-induced ventricular arrhythmias in rabbits. 
  • Effects of posttraumatic stress disorder status and covert hostility on cardiovascular responses to relived anger in women with and without PTSD. 
  • Effects of pregabalin on heart rate variability in patients with painful diabetic neuropathy. 
  • Effects of ritonavir-boosted lopinavir on the pharmacokinetics of quinine. 
  • Effects of selective matrix metalloproteinase inhibitor (PG-116800) to prevent ventricular remodeling after myocardial infarction: results of the PREMIER (Prevention of Myocardial Infarction Early Remodeling) trial. 
  • Effects of thrombolytic therapy administered 6 to 24 hours after myocardial infarction on the signal-averaged ECG. Results of a multicenter randomized trial. LATE Ancillary Study Investigators. Late Assessment of Thrombolytic Efficacy. 
  • Efficacy and safety of apixaban in patients after cardioversion for atrial fibrillation: insights from the ARISTOTLE Trial (Apixaban for Reduction in Stroke and Other Thromboembolic Events in Atrial Fibrillation). 
  • Efficacy and safety of sustained-release propafenone (propafenone SR) for patients with atrial fibrillation. 
  • Efficacy and safety of two unfractionated heparin dosing strategies with tenecteplase in acute myocardial infarction (results from Assessment of the Safety and Efficacy of a New Thrombolytic Regimens 2 and 3). 
  • Efficacy and tolerance of high-dose intravenous amiodarone for recurrent, refractory ventricular tachycardia. 
  • Efficacy of abciximab readministration in coronary intervention. 
  • Efficacy of azimilide for the maintenance of sinus rhythm in patients with paroxysmal atrial fibrillation in the presence and absence of structural heart disease. 
  • Efficacy of signal-averaged electrocardiography in the young orthotopic heart transplant patient to detect allograft rejection. 
  • Efficient electrode spacing for examining spatial organization during ventricular fibrillation. 
  • Elective prolongation of atrioventricular conduction by multiple discrete cryolesions: a new technique for the treatment of paroxysmal supraventricular tachycardia. 
  • Electric shock hazards in clinical cardiology. 
  • Electric shock hazards in radiology departments. 
  • Electrical activity in the heart during hyperkalemic hypothermic cardioplegic arrest: site of origin and relationship to specialized conduction tissue. 
  • Electrical hazards and cardiovascular function. 
  • Electrical potential distribution surrounding the atria during depolarization and repolarization in the dog. 
  • Electrical safety standards for electrocardiographic apparatus. 
  • Electroanatomic relationships in patients with primum atrioventricular septal defect. 
  • Electrocardiogram sources in a 2-dimensional anisotropic activation model. 
  • Electrocardiographic Early Repolarization: A Scientific Statement From the American Heart Association. 
  • Electrocardiographic J Wave and Cardiovascular Outcomes in the General Population (from the Atherosclerosis Risk In Communities Study). 
  • Electrocardiographic QRS duration and the risk of congestive heart failure: the Framingham Heart Study. 
  • Electrocardiographic R-wave changes during cardiac surgery. 
  • Electrocardiographic abnormalities associated with myotonic dystrophy. 
  • Electrocardiographic abnormalities in carriers of Duchenne muscular dystrophy. 
  • Electrocardiographic and hemodynamic correlations in patients with idiopathic hypertrophic subaortic stenosis. 
  • Electrocardiographic assessment for therapeutic proteins--scientific discussion. 
  • Electrocardiographic changes during cesarean section. 
  • Electrocardiographic changes during prolonged coronary artery occlusion in man: comparison of standard and high-frequency recordings. 
  • Electrocardiographic characteristics of potential organ donors and associations with cardiac allograft use. 
  • Electrocardiographic classification of acute coronary syndromes: a review by a committee of the International Society for Holter and Non-Invasive Electrocardiology. 
  • Electrocardiographic comparison of myocardial salvage with primary revascularization versus thrombolysis in inferior myocardial infarction. 
  • Electrocardiographic detection of right ventricular pressure overload in patients with suspected pulmonary hypertension. 
  • Electrocardiographic diagnosis of evolving acute myocardial infarction in the presence of left bundle-branch block. GUSTO-1 (Global Utilization of Streptokinase and Tissue Plasminogen Activator for Occluded Coronary Arteries) Investigators. 
  • Electrocardiographic diagnosis of exercise-induced left ventricular hypertrophy. 
  • Electrocardiographic differentiation of the ST-segment depression of acute myocardial injury due to the left circumflex artery occlusion from that of myocardial ischemia of nonocclusive etiologies. 
  • Electrocardiographic effects of dexmedetomidine in patients with congenital heart disease. 
  • Electrocardiographic factors playing a role in ischemic ventricular fibrillation in ST elevation myocardial infarction are related to the culprit artery. 
  • Electrocardiographic features of arrhythmogenic right ventricular dysplasia. 
  • Electrocardiographic findings over time in arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Electrocardiographic identification of the culprit coronary artery in inferior wall ST elevation myocardial infarction. 
  • Electrocardiographic infarct size assessment after thrombolysis: insights from the Acute Myocardial Infarction STudy ADenosine (AMISTAD) trial. 
  • Electrocardiographic inverse solution for ectopic origin of excitation in two-dimensional propagation model. 
  • Electrocardiographic left ventricular hypertrophy in GUSTO IV ACS: an important risk marker of mortality in women. 
  • Electrocardiographic left ventricular strain pattern: everything old is new again. 
  • Electrocardiographic methods for quantifying the sizes of healed infarction and acutely ischemic myocardium. 
  • Electrocardiographic phasing of acute myocardial infarction. 
  • Electrocardiographic predictors of arrhythmic death and total mortality in the multicenter unsustained tachycardia trial. 
  • Electrocardiographic response to enzyme replacement therapy for Pompe disease. 
  • Electrocardiographic safety of cangrelor, a new intravenous antiplatelet agent: a randomized, double-blind, placebo- and moxifloxacin-controlled thorough QT study. 
  • Electrocardiography Screening for Atrial Fibrillation: We Can Do Better. 
  • Electrocardiography to define clinical status in primary pulmonary hypertension and pulmonary arterial hypertension secondary to collagen vascular disease. 
  • Electrode systems for measuring cardiac impedances using optical transmembrane potential sensors and interstitial electrodes--theoretical design. 
  • Electroencephalography laboratory diagnosis of prolonged QT interval. 
  • Electromyography as a recording system for eyeblink conditioning with functional magnetic resonance imaging. 
  • Electrophysiologic effects of surgical isolation of the right ventricle. 
  • Electrophysiologic properties of the myocardial infarction border zone: effects of transient aortic occlusion. 
  • Electrophysiological basis and genetics of Brugada syndrome. 
  • Embolic and Other Adverse Outcomes in Symptomatic Versus Asymptomatic Patients With Atrial Fibrillation (from the ORBIT-AF Registry). 
  • Emergency department bypass for ST-Segment-elevation myocardial infarction patients identified with a prehospital electrocardiogram: a report from the American Heart Association Mission: Lifeline program. 
  • Emergency physician high pretest probability for acute coronary syndrome correlates with adverse cardiovascular outcomes. 
  • Emerging treatment of acute coronary syndromes with platelet glycoprotein IIB/IIIA inhibitors. 
  • Encircling endocardial ventriculotomy for refractory ischemic ventricular tachycardia. I. Electrophysiological effects. 
  • Encircling endocardial ventriculotomy for refractory ischemic ventricular tachycardia. III. Effects on regional left ventricular function. 
  • Endocardial fibroelastosis with coronary artery thromboembolus and myocardial infarction. 
  • Enhancement of an old diagnostic tool, the standard 12-lead ECG. 
  • Enhancing recovery in coronary heart disease patients (ENRICHD): study design and methods. The ENRICHD investigators. 
  • Enhancing the efficacy of delivering reperfusion therapy: a European and North American experience with ST-segment elevation myocardial infarction networks. 
  • Enoxaparin dosing and associated risk of in-hospital bleeding and death in patients with non ST-segment elevation acute coronary syndromes. 
  • Eptifibatide and low-dose tissue plasminogen activator in acute myocardial infarction: the integrilin and low-dose thrombolysis in acute myocardial infarction (INTRO AMI) trial. 
  • Erroneous electrocardiogram recordings because of switched electrode leads. 
  • Estimating defibrillation efficacy using combined upper limit of vulnerability and defibrillation testing. 
  • Estimating the likelihood of severe coronary artery disease. 
  • Estimating the likelihood of significant coronary artery disease. 
  • Estimation of cardiac bidomain parameters from extracellular measurement: two dimensional study. 
  • Estimation of cardiac conduction velocities using small data sets. 
  • Estimation of the heart respiratory motion with applications for cone beam computed tomography imaging: a simulation study. 
  • Ethnicity and arrhythmia susceptibility. 
  • Etiology and differential diagnosis of acute mitral regurgitation. 
  • Evaluating disparities in door-to-EKG time for patients with noncardiac chest pain. 
  • Evaluating physiological dynamics via synchrosqueezing: prediction of ventilator weaning. 
  • Evaluating strict and conventional left bundle branch block criteria using electrocardiographic simulations. 
  • Evaluating the potential 'economic attractiveness' of new therapies in patients with non-ST elevation acute coronary syndrome. 
  • 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 T-Wave Morphology in Patients With Left Bundle Branch Block and Suspected Acute Coronary Syndrome. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. I. Specificity and observer agreement. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. II. Correlation with quantitative anatomic findings for anterior infarcts. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. III. Correlation with quantitative anatomic findings for inferior infarcts. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. IV. Correlation with quantitative anatomic findings for posterolateral infarcts. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. V. Specificity and method of application of the complete system. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. VI: Identification of screening criteria for non-acute myocardial infarcts. 
  • Evaluation of a QRS scoring system for estimating myocardial infarct size. VIII. Specificity in a control group with left ventricular hypertrophy and proposal of a new scoring system for use with this confounding factor. 
  • Evaluation of acute ischemia in pre-procedure ECG predicts myocardial salvage after primary PCI in STEMI patients with symptoms >12hours. 
  • Evaluation of asynergy as an indicator of myocardial fibrosis. 
  • Evaluation of formulas for estimating the final size of acute myocardial infarcts from quantitative ST-segment elevation on the initial standard 12-lead ECG. 
  • Evaluation of indices of left ventricular contractility and relaxation in evolving canine experimental heart failure. 
  • Evaluation of left ventricular mechanical dyssynchrony as determined by phase analysis of ECG-gated SPECT myocardial perfusion imaging in patients with left ventricular dysfunction and conduction disturbances. 
  • Evaluation of novel ECG signal processing on quantification of transient ischemia and baseline wander suppression. 
  • Evaluation of serial QRS changes during acute inferior myocardial infarction using a QRS scoring system. 
  • Evaluation of several methods for computing stroke volume from central aortic pressure. 
  • Evaluation of the ECG based Selvester scoring method to estimate myocardial scar burden and predict clinical outcome in patients with left bundle branch block, with comparison to late gadolinium enhancement CMR imaging. 
  • Evaluation of the QRS complex on the standard 12-lead electrocardiogram in normal subjects 70 to 79 years of age. 
  • Evaluation of the dofetilide risk-management program. 
  • Evaluation of the fan method of adaptive sampling on human electrocardiograms. 
  • Evaluation of the left ventricle with two dimensional echocardiography. 
  • Evaluation of ventricular arrhythmias in early clinical pharmacology trials and potential consequences for later development. 
  • Evolution in cardiovascular care for elderly patients with non-ST-segment elevation acute coronary syndromes: results from the CRUSADE National Quality Improvement Initiative. 
  • Evolution of an automated ST-segment analysis program for dynamic real-time, noninvasive detection of coronary occlusion and reperfusion. 
  • Evolution of electrocardiographic and echocardiographic abnormalities during the 4 years following first acute myocardial infarction. 
  • Evolving non-Q wave versus Q wave myocardial infarction after thrombolysis: a high risk population benefitting from early revascularization. A DANAMI substudy. 
  • Examination of QTc Values in Critically Ill Patients Diagnosed with Delirium and Prescribed Atypical Antipsychotics. 
  • Exchange transfusion using washed red blood cells reconstituted with fresh-frozen plasma for treatment of severe hyperkalemia in the neonate. 
  • Exercise heart rates in patients with hypertrophic cardiomyopathy. 
  • Exercise increases age-related penetrance and arrhythmic risk in arrhythmogenic right ventricular dysplasia/cardiomyopathy-associated desmosomal mutation carriers. 
  • Exercise stress testing in evaluation of aortocoronary bypass surgery. Report of 123 patients. 
  • Exercise training in healthy type A middle-aged men: effects on behavioral and cardiovascular responses. 
  • Exercise treadmill score for predicting prognosis in coronary artery disease. 
  • Exercise treadmill testing is a poor predictor of anatomic restenosis after angioplasty for acute myocardial infarction. 
  • Expansion of a regional ST-segment-elevation myocardial infarction system to an entire state. 
  • 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 cardiac tachyarrhythmias in guinea pigs. 
  • Exploratory electrocardiography: use of isopotential surface maps. 
  • Extent of ST-segment depression and cardiac events in non-ST-segment elevation acute coronary syndromes. 
  • 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. 
  • Extreme hypercalcemia and electrocardiographic changes. 
  • FGF12 is a candidate Brugada syndrome locus. 
  • Facilitated PCI in patients with ST-elevation myocardial infarction. 
  • Facilitated percutaneous coronary intervention for acute ST-segment elevation myocardial infarction: results from the prematurely terminated ADdressing the Value of facilitated ANgioplasty after Combination therapy or Eptifibatide monotherapy in acute Myocardial Infarction (ADVANCE MI) trial. 
  • Factors affecting free (unbound) lignocaine concentration in suspected acute myocardial infarction. 
  • Factors affecting sensitivity and specificity of exercise electrocardiography. Multivariable analysis. 
  • Factors associated with delay in giving thrombolytic therapy after arrival at hospital. 
  • Factors contributing to the lower mortality with ticagrelor compared with clopidogrel in patients undergoing coronary artery bypass surgery. 
  • Failure of investigator adherence to electrocardiographic entry criteria is frequent and influences clinical outcomes: lessons from APEX-AMI. 
  • Failure of simple clinical measurements to predict perfusion status after intravenous thrombolysis. 
  • False-positive posterior myocardial infarct criteria during left anterior descending coronary angioplasty. 
  • Familial aggregation of left ventricular geometry and association with parental heart failure: the Framingham Heart Study. 
  • Fasting glucose, NT-proBNP, treatment with eptifibatide, and outcomes in non-ST-segment elevation acute coronary syndromes: An analysis from EARLY ACS. 
  • Faulty cardiac repolarization reserve in alternating hemiplegia of childhood broadens the phenotype. 
  • Feasibility and applicability of paramedic-based prehospital fibrinolysis in a large North American center. 
  • Fiber-optic stethoscope: a cardiac monitoring and gating system for magnetic resonance microscopy. 
  • Fibrinolysis or primary PCI in ST-segment elevation myocardial infarction. 
  • Fine-mapping, novel loci identification, and SNP association transferability in a genome-wide association study of QRS duration in African Americans. 
  • First experience with direct, selective factor Xa inhibition in patients with non-ST-elevation acute coronary syndromes: results of the XaNADU-ACS Trial. 
  • Fondaparinux with UnfracTionated heparin dUring Revascularization in Acute coronary syndromes (FUTURA/OASIS 8): a randomized trial of intravenous unfractionated heparin during percutaneous coronary intervention in patients with non-ST-segment elevation acute coronary syndromes initially treated with fondaparinux. 
  • Force-frequency effect is a powerful determinant of myocardial contractility in the mouse. 
  • Four digital algorithms for activation detection from unipolar epicardial electrograms. 
  • Fractal correlation properties of heart rate dynamics and adverse events in patients with implantable cardioverter-defibrillators. 
  • Free radical scavenger specifically prevents ischemic focal ventricular tachycardia. 
  • Free radicals mediate postshock contractile impairment in cardiomyocytes--translating experimental studies into clinical practice. 
  • Frequency and consequences of recording an electrocardiogram >10 minutes after arrival in an emergency room in non-ST-segment elevation acute coronary syndromes (from the CRUSADE Initiative). 
  • Frequency of nonsystem delays in ST-elevation myocardial infarction patients undergoing primary percutaneous coronary intervention and implications for door-to-balloon time reporting (from the American Heart Association Mission: Lifeline program). 
  • Frequency of transient reductions in left ventricular ejection fraction at rest in coronary artery disease. 
  • Frequency, clinical and angiographic characteristics, and outcomes of high-risk non-ST-segment elevation acute coronary syndromes patients with left circumflex culprit lesions. 
  • Frequency, patient characteristics, and outcomes of mild-to-moderate heart failure complicating ST-segment elevation acute myocardial infarction: lessons from 4 international fibrinolytic therapy trials. 
  • Frequency, predictors, and outcomes of drug-eluting stent utilization in patients with high-risk non-ST-segment elevation acute coronary syndromes. 
  • Frequency- and orientation-dependent effects of mexiletine and quinidine on conduction in the intact dog heart. 
  • From signal/noise to information content/noise. Reconsidering the statistical analysis of continuous ST-segment data streams with gaps: potential optimization of application-specific information content using left, right, and interval censoring. 
  • From theory to practice: implementation of pre-hospital electrocardiogram transmission in ST-elevation myocardial infarction - a multicenter experience. 
  • Functional abnormalities in isolated left bundle branch block. The effect of interventricular asynchrony. 
  • Functional cardiac CT and MR: effects of heart rate and software applications on measurement validity. 
  • Functional consequences of the right ventricular isolation procedure. 
  • Functional reentry in cultured monolayers of neonatal rat cardiac cells. 
  • Functional status, heart rate, and rhythm abnormalities in 521 Fontan patients 6 to 18 years of age. 
  • Fusion of the left aortic cusp to the aoic wall with occlusion of the left coronary ostium, and aortic stenosis and insufficiency. 
  • Galen Wagner, M.D., Ph.D. (1939-2016) as international mentor of young investigators in electrocardiology. 
  • Gated multiplanar cardiac computed tomography. 
  • Gender differences in time to presentation for myocardial infarction before and after a national women's cardiovascular awareness campaign: a temporal analysis from the Can Rapid Risk Stratification of Unstable Angina Patients Suppress ADverse Outcomes with Early Implementation (CRUSADE) and the National Cardiovascular Data Registry Acute Coronary Treatment and Intervention Outcomes Network-Get with the Guidelines (NCDR ACTION Registry-GWTG). 
  • Gender disparities in the diagnosis and treatment of non-ST-segment elevation acute coronary syndromes: large-scale observations from the CRUSADE (Can Rapid Risk Stratification of Unstable Angina Patients Suppress Adverse Outcomes With Early Implementation of the American College of Cardiology/American Heart Association Guidelines) National Quality Improvement Initiative. 
  • Genesis of QRS in the ruminant: graphic simulation. 
  • Genesis of body surface potentials in varying types of right ventricular hypertrophy. 
  • Genesis of complex fractionated atrial electrograms in zones of slow conduction: a computer model of microfibrosis. 
  • Genetic mutations in African patients with atrial fibrillation: Rationale and design of the Study of Genetics of Atrial Fibrillation in an African Population (SIGNAL). 
  • Genetics of cardiac repolarization. 
  • Genome-wide association studies of the PR interval in African Americans. 
  • Global utilization of streptokinase and tPA for occluded arteries (GUSTO) ECG-monitoring substudy. Study design and technical considerations. 
  • Glutathione protects cardiac and skeletal muscle from cyclophosphamide-induced toxicity. 
  • Glycogen storage diseases presenting as hypertrophic cardiomyopathy. 
  • Glycoprotein IIb/IIIa Receptor Inhibitors in Combination With Vorapaxar, a Platelet Thrombin Receptor Antagonist, Among Patients With Non-ST-Segment Elevation Acute Coronary Syndromes (from the TRACER Trial). 
  • Glycoprotein IIb/IIIa inhibitors and the guidelines for treatment of non-ST-elevation myocardial infarction. 
  • Glycoprotein IIb/IIIa inhibitors: therapeutic applications in acute ST-segment elevation myocardial infarction. 
  • Grade 3 ischemia on admission electrocardiogram and chest pain duration predict failure of ST-segment resolution after primary percutaneous coronary intervention for acute myocardial infarction. 
  • Grade 3 ischemia on the admission electrocardiogram predicts rapid progression of necrosis over time and less myocardial salvage by primary angioplasty. 
  • Graded exercise stress tests in angiographically documented coronary artery disease. 
  • Graded exercise testing following thrombolytic therapy for acute myocardial infarction: the importance of timing and infarct location. TPAT Study Group. 
  • Guideline twelve: guidelines for long-term monitoring for epilepsy. 
  • Guidelines for the diagnosis and treatment of non-ST-segment elevation acute coronary syndromes. 
  • HAZARDS OF ELECTRIC SHOCK IN CARDIOLOGY. 
  • Have we made progress in reducing time to reperfusion in the management of acute myocardial infarction? A last decade overview. The potential key role of wireless electrocardiographic transmission. 
  • Health care utilization, lifestyle, and emotional factors and mammography practices in the Childhood Cancer Survivor Study. 
  • Heart Failure Is Common and Under-Recognized in Patients With Arrhythmogenic Right Ventricular Cardiomyopathy/Dysplasia. 
  • Heart beat classification from single-lead ECG using the synchrosqueezing transform. 
  • Heart block in children. Evaluation of subsidiary ventricular pacemaker recovery times and ECG tape recordings. 
  • Heart disease epidemic in Pakistan: women and men at equal risk. 
  • Heart failure during cardiac pacing. 
  • Heart rate during spontaneous and induced paroxysmal supraventricular tachycardia. 
  • Heart rate turbulence, depression, and survival after acute myocardial infarction. 
  • Heart rate variability is associated with survival in patients with brain metastasis: a preliminary report. 
  • Helium: absence of antiarrhythmic effect in anesthetized dogs. 
  • Heparin monotherapy or bivalirudin during percutaneous coronary intervention in patients with non-ST-segment-elevation acute coronary syndromes or stable ischemic heart disease: results from the Evaluation of Drug-Eluting Stents and Ischemic Events registry. 
  • Hereditary progressive atrioventricular conduction defect. A new syndrome? 
  • Hierarchy of risk based on history and location of prior myocardial infarction in the thrombolytic era. GUSTO-I Investigators. 
  • High and low strength nonsynchronized shocks given during canine ventricular tachycardia. 
  • High-degree atrioventricular block, asystole, and electro-mechanical dissociation complicating non-ST-segment elevation myocardial infarction. 
  • High-dose beta-blockers and tight heart rate control reduce myocardial ischemia and troponin T release in vascular surgery patients. 
  • High-frequency QRS electrocardiogram analysis during exercise stress testing for detecting ischemia. 
  • High-risk percutaneous coronary intervention is associated with reverse left ventricular remodeling and improved outcomes in patients with coronary artery disease and reduced ejection fraction. 
  • High-sensitivity troponin T and risk stratification in patients with atrial fibrillation during treatment with apixaban or warfarin. 
  • 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 2004, the Annual Scientific Sessions of the Heart Rhythm Society: May 19 to 22, 2004, in San Francisco, California. 
  • Hormone replacement therapy among postmenopausal women presenting with acute myocardial infarction: insights from the GUSTO-III trial. 
  • Hospital length of stay and clinical outcomes in older STEMI patients after primary PCI: a report from the National Cardiovascular Data Registry. 
  • How much do we gain by reducing time to reperfusion therapy? 
  • Human choline transporter gene variation is associated with corticolimbic reactivity and autonomic-cholinergic function. 
  • Hypercalcemia-induced ST-segment elevation mimicking acute myocardial infarction. 
  • Hyperkalemia in hospitalized patients: causes, adequacy of treatment, and results of an attempt to improve physician compliance with published therapy guidelines. 
  • Hyperkalemia: treatment options. 
  • Hypersensitive carotid sinus syndrome manifested as cough syncope. 
  • Hypertension and reversible myocardial depression associated with autologous bone marrow transplantation. 
  • Hypertrophic remodeling: gender differences in the early response to left ventricular pressure overload. 
  • Hypoglycemia-induced angina pectoris in a patient with diabetes mellitus. 
  • Hypoplastic right lung with systemic blood supply and anomalous pulmonary venous drainage: reversal of pulmonary hypertension with surgical management in infancy. 
  • Hypotensive effects of clonidine and chlorthalidone. Controlled clinical trial of drugs administered singly and in combination. 
  • II Guidelines for perioperative evaluation of the Brazilian Society of Cardiology. 
  • Identification and treatment of low-risk patients after acute myocardial infarction and coronary-artery bypass graft surgery. 
  • Identification of Typical Left Bundle Branch Block Contraction by Strain Echocardiography Is Additive to Electrocardiography in Prediction of Long-Term Outcome After Cardiac Resynchronization Therapy. 
  • Identification of high-risk patients with silent myocardial ischemia after percutaneous transluminal coronary angioplasty by multilead monitoring. 
  • Identification of the optimal electrocardiographic leads for detecting acute epicardial injury in acute myocardial infarction. 
  • Identification, imaging, functional assessment and management of congenital coronary arterial abnormalities in children. 
  • Images in cardiovascular medicine. Acute reversible stress-induced cardiomyopathy associated with cesarean delivery under spinal anesthesia. 
  • Images in cardiovascular medicine. ST-elevation alternans and nonsustained polymorphic ventricular tachycardia in a patient with Prinzmetal (variant) angina. 
  • Images in clinical medicine. Internal ventricular defibrillation. 
  • Imaging the thoracic aorta: anatomy, technical considerations, and trauma. 
  • Immediate and remote prognostic significance of fascicular block during acute myocardial infarction. 
  • Impact of ST-segment resolution after primary angioplasty on outcomes after myocardial infarction in elderly patients: an analysis from the CADILLAC trial. 
  • Impact of a statewide ST-segment-elevation myocardial infarction regionalization program on treatment times for women, minorities, and the elderly. 
  • Impact of ancestry and common genetic variants on QT interval in African Americans. 
  • Impact of beta-blockade premedication on image quality of ECG-gated thoracic aorta CT angiography. 
  • Impact of bleeding severity on clinical outcomes among patients with acute coronary syndromes. 
  • Impact of body weight and extreme obesity on the presentation, treatment, and in-hospital outcomes of 50,149 patients with ST-Segment elevation myocardial infarction results from the NCDR (National Cardiovascular Data Registry). 
  • Impact of congestive heart failure in patients with non-ST-segment elevation acute coronary syndromes. 
  • Impact of diabetes mellitus on clinical characteristics, management, and in-hospital outcomes in patients with acute myocardial infarction (from the NCDR). 
  • Impact of different patterns of invasive care on quality of life outcomes in patients with non-ST elevation acute coronary syndrome: results from the GUSTO-IIb Canada-United States substudy. 
  • Impact of gender and antithrombin strategy on early and late clinical outcomes in patients with non-ST-elevation acute coronary syndromes (from the ACUITY trial). 
  • Impact of infarct artery patency on the relationship between electrocardiographic and ventriculographic evidence of acute myocardial ischaemia. 
  • Impact of nonculprit vessel myocardial perfusion on outcomes of patients undergoing percutaneous coronary intervention for acute coronary syndromes: analysis from the ACUITY trial (Acute Catheterization and Urgent Intervention Triage Strategy). 
  • Impact of ostium secundum atrial septal defect closure on the resolution of falsely positive electrocardiographic criteria for myocardial scarring. 
  • Impact of perioperative myocardial infarction on angiographic and clinical outcomes following coronary artery bypass grafting (from PRoject of Ex-vivo Vein graft ENgineering via Transfection [PREVENT] IV). 
  • Impact of time of presentation on process performance and outcomes in ST-segment-elevation myocardial infarction: a report from the American Heart Association: Mission Lifeline program. 
  • Impaired Recovery of Left Ventricular Function in Patients With Cardiomyopathy and Left Bundle Branch Block. 
  • Impaired cardiac function during postnatal hypoxia in rats exposed to nicotine prenatally: implications for perinatal morbidity and mortality, and for sudden infant death syndrome. 
  • Impedance cardiography for noninvasive measurement of cardiovascular hemodynamics. 
  • Implantable cardioverter-defibrillator implantation in a patient with atrial standstill. 
  • Implantable intravascular defibrillator: evaluation of defibrillation waveforms with inferior vena cava electrode system. 
  • Implications of ischaemic area at risk and mode of reperfusion in ST-elevation myocardial infarction. 
  • Implications of ventricular arrhythmia "bursts" with normal epicardial flow, myocardial blush, and ST-segment recovery in anterior ST-elevation myocardial infarction reperfusion: a biosignature of direct myocellular injury "downstream of downstream". 
  • Importance of clinical measures of ischemia in the prognosis of patients with documented coronary artery disease. 
  • Importance of early and complete reperfusion to achieve myocardial salvage after thrombolysis in acute myocardial infarction. 
  • Importance of electrocardiography for coronary risk factor surveys. 
  • Important patient subgroups in thrombolytic therapy. 
  • Improved guinea pig model of cardiac tachyarrhythmias. 
  • Improved spatial resolution for cardiac mapping using current source density-based electrode arrays. 
  • Improved speed and stability of ST-segment recovery with reduced-dose tenecteplase and eptifibatide compared with full-dose tenecteplase for acute ST-segment elevation myocardial infarction. 
  • Improvement in Care and Outcomes for Emergency Medical Service-Transported Patients With ST-Elevation Myocardial Infarction (STEMI) With and Without Prehospital Cardiac Arrest: A Mission: Lifeline STEMI Accelerator Study. 
  • Improving acute coronary syndrome care: the ACC/AHA guidelines and critical pathways. 
  • Improving outcomes in primary percutaneous coronary intervention: Transradial is worth the time. 
  • Improving the assessment of heart toxicity for all new drugs through translational regulatory science. 
  • In memoriam: A tribute to the work and lives of Ron Selvester and Rory Childers. 
  • In memory of Professor Galen S. Wagner M.D., Ph.D. (1939-2016): our mentor, colleague and friend. 
  • In vivo assessment of myocardial stiffness with acoustic radiation force impulse imaging. 
  • In vivo cardiac, acoustic-radiation-force-driven, shear wave velocimetry. 
  • In-hospital major bleeding during ST-elevation and non-ST-elevation myocardial infarction care: derivation and validation of a model from the ACTION Registry®-GWTG™. 
  • In-hospital revascularization and one-year outcome of acute coronary syndrome patients stratified by the GRACE risk score. 
  • Incidence and impact of totally occluded culprit coronary arteries in patients presenting with non-ST-segment elevation myocardial infarction. 
  • Incidence of strict versus nonstrict left bundle branch block after transcatheter aortic valve replacement. 
  • Incidence of symptomatic atrial fibrillation in patients with paroxysmal supraventricular tachycardia. 
  • Incidence, Predictors, and Outcomes of Permanent Pacemaker Implantation Following Transcatheter Aortic Valve Replacement: Analysis From the U.S. Society of Thoracic Surgeons/American College of Cardiology TVT Registry. 
  • Incidence, distribution, and prognostic impact of occluded culprit arteries among patients with non-ST-elevation acute coronary syndromes undergoing diagnostic angiography. 
  • Incidence, predictors, and outcomes of high-degree atrioventricular block complicating acute myocardial infarction treated with thrombolytic therapy. 
  • Incorporation of bleeding as an element of the composite end point in clinical trials of antithrombotic therapies in patients with non-ST-segment elevation acute coronary syndrome: validity, pitfalls, and future approaches. 
  • Increase in ST-segment elevation immediately after reperfusion: cause and meaning. 
  • Increased Nonalternans Repolarization Variability Precedes Ventricular Tachycardia Onset in Patients with Implantable Defibrillators. 
  • Increased cerebral blood flow and cardiac output following cerebral arterial air embolism in sheep. 
  • Incremental benefit of 80-lead electrocardiogram body surface mapping over the 12-lead electrocardiogram in the detection of acute coronary syndromes in patients without ST-elevation myocardial infarction: Results from the Optimal Cardiovascular Diagnostic Evaluation Enabling Faster Treatment of Myocardial Infarction (OCCULT MI) trial. 
  • Individual-Specific, Beat-to-beat Trending of Significant Human Blood Loss: The Compensatory Reserve. 
  • Infarct Size, Shock, and Heart Failure: Does Reperfusion Strategy Matter in Early Presenting Patients With ST-Segment Elevation Myocardial Infarction? 
  • Influence of QRS infarct score and QRS duration prior to transcatheter aortic valve replacement on follow-up left ventricular end systolic volume in patients with new persistent left bundle branch block. 
  • Influence of exercise training on T-wave alternans assessed during exercise test in heart failure patients. 
  • Influence of heart failure symptoms and ejection fraction on short- and long-term outcomes for older patients with non-ST-segment elevation myocardial infarction. 
  • Influence of presenting electrocardiographic findings on the treatment and outcomes of patients with non-ST-segment elevation myocardial infarction. 
  • Influence of progressive central hypovolemia on Hölder exponent distributions of cardiac interbeat intervals. 
  • Influence of resting left ventricular function on the left ventricular response to exercise in patients with coronary artery disease. 
  • Influence of right atrial pressure pulse on instantaneous vena caval blood flow. 
  • Influence of the location of left anterior descending coronary artery stenosis on left ventricular function during exercise. 
  • Influence of time of sampling onset on parameters used for activation time determination in computerized intraoperative mapping. 
  • Influence of timing of troponin elevation on clinical outcomes and use of evidence-based therapies for patients with non-ST-segment elevation acute coronary syndromes. 
  • Influence of transducer frequency and imaging modality on the intraoperative assessment of myocardial perfusion with transesophageal echocardiography. 
  • Influences of electrocardiographic ischaemia grades and symptom duration on outcomes in patients with acute myocardial infarction treated with thrombolysis versus primary percutaneous coronary intervention: results from the DANAMI-2 trial. 
  • Inhibition of platelet aggregation by AZD6140, a reversible oral P2Y12 receptor antagonist, compared with clopidogrel in patients with acute coronary syndromes. 
  • Initial risk stratification and presenting characteristics of patients with evolving myocardial infarctions. 
  • Instantaneous pressure-flow-length relationships in the intact human heart. 
  • Instrumentation and practice standards for electrocardiographic monitoring in special care units. A report for health professionals by a Task Force of the Council on Clinical Cardiology, American Heart Association. 
  • Insurance coverage and care of patients with non-ST-segment elevation acute coronary syndromes. 
  • Integrating GP IIb/IIIa inhibition into treatment strategies for acute ST-elevation myocardial infarction. 
  • Intensive study and treatment of shock in man. 
  • Interactions between age, outcome of acute coronary syndromes, and tirofiban therapy. 
  • Interleukin-1β gene variants are associated with QTc interval prolongation following cardiac surgery: a prospective observational study. 
  • Internal mammary artery graft angioplasty: acute and long-term outcome. 
  • Interpolating unipolar epicardial potentials from electrodes separated by increasing distances. 
  • Interpretation of isopotential surface maps in patients with Ostium Primum and Secundum atrial defects. 
  • Intracoronary KAI-9803 as an adjunct to primary percutaneous coronary intervention for acute ST-segment elevation myocardial infarction. 
  • Intranasal clonidine as a premedicant: three cases with unique indications. 
  • Intraoperative detection of myocardial damage during coronary artery surgery by plasma creatine phosphokinase isoenzyme analysis. 
  • Intraoperative esophageal electrocardiography for dysrhythmia analysis and therapy in pediatric cardiac surgical patients. 
  • Intravascular ultrasound insights from the Cobalt Chromium Stent With Antiproliferative for Restenosis II (COSTAR II) trial comparing CoStar and Taxus paclitaxel-eluting stents. 
  • Inverse calculation of QRS-T epicardial potentials from body surface potential distributions for normal and ectopic beats in the intact dog. 
  • Is coding for myocardial infarction more accurate now that coding descriptions have been clarified to distinguish ST-elevation myocardial infarction from non-ST elevation myocardial infarction? 
  • Is diabetic retinopathy related to subclinical cardiovascular disease? 
  • Is it possible to differentiate between Takotsubo cardiomyopathy and acute anterior ST-elevation myocardial infarction? 
  • Is it safe to use intravenous verapamil to treat a patient who is taking oral verapamil? 
  • Is silent myocardial infarction more common in women with type 2 diabetes than in men? 
  • Is the second phase of a biphasic defibrillation waveform the defibrillating phase? 
  • Ischemia-modified albumin improves the usefulness of standard cardiac biomarkers for the diagnosis of myocardial ischemia in the emergency department setting. 
  • Isopotential body surface mapping in subjects of all ages: emphasis on low-level potentials with analysis of the method. 
  • Isopotential body surface maps and their relationship to atrial potentials in the dog. 
  • Isopotential surface maps. 
  • Junctional tachycardia in infants and children after open heart surgery for congenital heart disease. 
  • Knowledge deficits related to the QT interval could affect patient safety. 
  • LAMP2 microdeletions in patients with Danon disease. 
  • LDH isoenzymes and myocardial infarction in patients undergoing coronary bypass surgery: an excellent correlation. 
  • LEFT AXIS DEVIATION. 
  • Lack of Concordance Between Local Investigators, Angiographic Core Laboratory, and Clinical Event Committee in the Assessment of Stent Thrombosis: Results From the TRACER Angiographic Substudy. 
  • Lack of effect of increased inspired oxygen concentrations on maximal exercise capacity or ventilation in stable heart failure. 
  • Large sample test of defibrillation waveform sensitivity. 
  • Large-scale pharmacogenomic study of sulfonylureas and the QT, JT and QRS intervals: CHARGE Pharmacogenomics Working Group. 
  • Larger infarct size and lower left ventricular ejection fraction (LVEF) contribute to the higher mortality in diabetic patients with ST elevation myocardial infarction. 
  • Laser Doppler flowmetry: a clinical test of pulpal vitality. 
  • Late assessment of thrombolytic efficacy (LATE) study: prognosis in patients with non-Q wave myocardial infarction. (LATE Study Investigators) 
  • Latency of ECG displays of hospital telemetry systems: a science advisory from the American Heart Association. 
  • Lateral MI Explains the Presence of Prominent R Wave (R ≥ S) in V1. 
  • Left Bundle Branch Block: Is it "Unsafe at Any Speed"? 
  • Left bundle branch block-induced left ventricular remodeling and its potential for reverse remodeling. 
  • Left bundle-branch block: the relationship between electrocardiogram electrical activation and echocardiography mechanical contraction. 
  • Left circumflex occlusion in acute myocardial infarction (from the National Cardiovascular Data Registry). 
  • Left ventricular dysfunction and dilatation resulting from chronic supraventricular tachycardia. 
  • Left ventricular dysfunction screening in hypertensive patients with N-terminal pro-B-type natriuretic peptide and electrocardiogram. 
  • Left ventricular ejection fraction for risk stratification in chronic systolic heart failure. 
  • Left ventricular functional assessment in mice: feasibility of high spatial and temporal resolution ECG-gated blood pool SPECT. 
  • Left ventricular geometry immediately following defibrillation: shock-induced relaxation. 
  • Left ventricular hypertrophy impairs detection of myocardial infarction in patients with nonischemic cardiomyopathy. 
  • Left ventricular intracavitary mass--an unusual case. 
  • Left ventricular mechanical dyssynchrony as assessed by phase analysis of ECG-gated SPECT myocardial perfusion imaging. 
  • Left ventricular mechanical dyssynchrony by cardiac magnetic resonance is greater in patients with strict vs nonstrict electrocardiogram criteria for left bundle-branch block. 
  • Left ventricular pressure effects on right ventricular pressure and volume outflow. 
  • Left ventricular remodelling and disparate changes in contractility and relaxation during the development of and recovery from experimental heart failure. 
  • Left-sided stellate ganglion ablation or "rate-controlled" vagal nerve stimulation decreases regional myocardial metabolic impairment during acute ischemia in dogs. 
  • Lesion-directed administration of alteplase with intracoronary heparin in patients with unstable angina and coronary thrombus undergoing angioplasty. 
  • Letter to the Editor: on the electrocardiographic field equation. 
  • Letter to the editor. 
  • Liberal versus restrictive transfusion thresholds for patients with symptomatic coronary artery disease. 
  • Life-table methods for evaluating antiarrhythmic drug efficacy in patients with paroxysmal atrial tachycardia. 
  • Limited value of interlaced ECG-gated radiography in the presence of a normal chest radiograph. 
  • Localization of myocardial scar in patients with cardiomyopathy and left bundle branch block using electrocardiographic Selvester QRS scoring. 
  • Localization of the site of ventricular premature complexes by radionuclide angiographic phase imaging. 
  • Localizing cardiac electrical events from body surface maps. 
  • Localizing coronary artery obstructions with the exercise treadmill test. 
  • Long-term captopril treatment improves diastolic filling more than systolic performance in rats with large myocardial infarction. 
  • Long-term electrocardiographic safety monitoring in clinical drug development: A report from the Cardiac Safety Research Consortium. 
  • Long-term follow-up of patients with echocardiographically detected mitral anular calcium and comparison with age- and sex-matched control subjects. 
  • Long-term in vivo imaging of multiple organs at the single cell level. 
  • Long-term outcomes and causes of death after acute coronary syndrome in patients in the Bologna, Italy, area. 
  • Long-term outcomes following development of new-onset atrial fibrillation during sepsis. 
  • Long-term outcomes for women versus men with unstable angina/non-ST-segment elevation myocardial infarction managed medically without revascularization: insights from the TaRgeted platelet Inhibition to cLarify the Optimal strateGy to medicallY manage Acute Coronary Syndromes trial. 
  • Long-term outcomes in leadless Micra transcatheter pacemakers with elevated thresholds at implantation: Results from the Micra Transcatheter Pacing System Global Clinical Trial. 
  • Long-term outcomes of left bundle branch block in high-risk survivors of acute myocardial infarction: the VALIANT experience. 
  • Long-term prognosis and risk heterogeneity of heart failure complicating acute myocardial infarction. 
  • Long-term prognosis associated with J-point elevation in a large middle-aged biracial cohort: the ARIC study. 
  • Long-term prognostic value of asymptomatic cardiac troponin T elevations in patients after major vascular surgery. 
  • Longitudinal follow-up of implantable cardioverter defibrillator leads. 
  • Low diagnostic yield of elective coronary angiography. 
  • Low hot pain threshold predicts shorter time to exercise-induced angina: results from the psychophysiological investigations of myocardial ischemia (PIMI) study. 
  • Low-molecular-weight heparins in non-ST-segment elevation ischemia: the ESSENCE trial. Efficacy and Safety of Subcutaneous Enoxaparin versus intravenous unfractionated heparin, in non-Q-wave Coronary Events. 
  • Low-molecular-weight heparins vs. unfractionated heparin in the setting of percutaneous coronary intervention for ST-elevation myocardial infarction: a meta-analysis. 
  • MADIT-II: clinical implications. 
  • MECHANICS OF THE HUMAN COMMON CAROTID ARTERY IN VIVO. 
  • MR "microscopy" of the rat thorax. 
  • Macrovolt T-wave alternans and polymorphic ventricular tachycardia. 
  • Maintenance of sinus rhythm and survival in patients with heart failure and atrial fibrillation. 
  • Marked QRS complex abnormalities and sodium channel blockade by propoxyphene reversed with lidocaine. 
  • Markers of Atherosclerosis, Clinical Characteristics, and Treatment Patterns in Heart Failure: A Case-Control Study of Middle-Aged Adult Heart Failure Patients in Rural Kenya. 
  • Measures of cardiac repolarization and body position in infants. 
  • Measuring left ventricular mechanical dyssynchrony from ECG-gated SPECT myocardial perfusion imaging. 
  • Mechanical complications after percutaneous coronary intervention in ST-elevation myocardial infarction (from APEX-AMI). 
  • Mechanism and significance of a decrease in ejection fraction during exercise in patients with coronary artery disease and left ventricular dysfunction at rest. 
  • Mechanisms and predictors of mitral regurgitation after high-risk myocardial infarction. 
  • Mechanisms by which AC leakage currents cause complete hemodynamic collapse without inducing fibrillation. 
  • Mechanisms by which transradial approach may reduce mortality in ST-segment-elevation myocardial infarction. 
  • Mechanisms of ventricular fibrillation initiation in MADIT II patients with implantable cardioverter defibrillators. 
  • Mechanisms of very-low-voltage waveforms in either lead I, II, or III. 
  • Medications that prolong the QT interval. 
  • Mental stress and coronary disease. The Smart-Heart Study. 
  • Meta-Analysis Comparing Complete Revascularization Versus Infarct-Related Only Strategies for Patients With ST-Segment Elevation Myocardial Infarction and Multivessel Coronary Artery Disease. 
  • Meta-analysis of ischemia-modified albumin to rule out acute coronary syndromes in the emergency department. 
  • Meta-analysis: diagnostic performance of low-radiation-dose coronary computed tomography angiography. 
  • Metaanalysis on effects of cardiac resynchronization therapy in heart failure patients with narrow QRS complex. 
  • Methodological guidelines for impedance cardiography. 
  • Micro-CT imaging assessment of dobutamine-induced cardiac stress in rats. 
  • Micro-CT with respiratory and cardiac gating. 
  • Microbial colonization of electrocardiographic telemetry systems before and after cleaning. 
  • Microvascular dysfunction following primary percutaneous coronary intervention in the setting of ST-elevation myocardial infarction. 
  • Microvolt T wave alternans inducibility in normal newborn puppies: effects of development. 
  • Mild therapeutic hypothermia in patients after out-of-hospital cardiac arrest due to acute ST-segment elevation myocardial infarction. 
  • Minimizing the risk of inappropriately administering thrombolytic therapy (Thrombolysis and Angioplasty in Myocardial Infarction [TAMI] study group). 
  • Misreporting of myocardial infarction end points: results of adjudication by a central clinical events committee in the PARAGON-B trial. Second Platelet IIb/IIIa Antagonist for the Reduction of Acute Coronary Syndrome Events in a Global Organization Network Trial. 
  • Mitral regurgitation in myocardial infarction complicated by heart failure, left ventricular dysfunction, or both: prognostic significance and relation to ventricular size and function. 
  • Mode of hospital presentation in patients with non-ST-elevation myocardial infarction: implications for strategic management. 
  • Modulation of rat chorda tympani nerve activity by lingual nerve stimulation. 
  • Molecular biology of sodium channels and their role in cardiac arrhythmias. 
  • Monitoring during peripheral nerve blockade. 
  • Monitoring of the electrical status of the ventricle during cardioplegic arrest. 
  • Mortality implications of primary percutaneous coronary intervention treatment delays: insights from the Assessment of Pexelizumab in Acute Myocardial Infarction trial. 
  • Moving care forward: prehospital emergency cardiac systems. 
  • Moving from evidence to practice in the care of patients who have acute coronary syndrome. 
  • Moving toward a new definition of acute myocardial infarction for the 21st century: status of the ESC/ACC consensus conference. European Society of Cardiology and American College of Cardiology. 
  • Moxifloxacin-induced torsades de pointes. 
  • Multicenter randomized trial and a systematic overview of lidocaine in acute myocardial infarction. 
  • Multicenter study of target-controlled infusion of propofol-sufentanil or sufentanil-midazolam for coronary artery bypass graft surgery. Multicenter Study of Perioperative Ischemia (McSPI) Research Group. 
  • Multilead ST-segment monitoring in patients with acute coronary syndromes: a consensus statement for healthcare professionals. ST- Segment Monitoring Practice Guideline International Working Group. 
  • Multimodal detection of perioperative myocardial ischemia. 
  • Multiple biomarkers at admission are associated with angiographic, electrocardiographic, and imaging cardiovascular mechanistic markers of outcomes in patients undergoing primary percutaneous coronary intervention for acute ST-elevation myocardial infarction. 
  • Multivariate pattern classification reveals autonomic and experiential representations of discrete emotions. 
  • Multivessel vs culprit-only percutaneous coronary intervention among patients 65 years or older with acute myocardial infarction. 
  • Myocardial infarction redefined--a consensus document of The Joint European Society of Cardiology/American College of Cardiology Committee for the redefinition of myocardial infarction. 
  • Myocardial ischemia associated with high-dose carmustine infusion. 
  • Myocardial ischemia in constrictive pericarditis. 
  • Myocardial protection during coronary angioplasty with an autoperfusion balloon catheter in humans. 
  • Myocardial salvage after reperfusion. Observations from analysis of serial electrocardiographic and biochemical indices. 
  • Myocardial scar in sarcoidosis by 12-lead ECG and pathology. 
  • Myonecrosis after revascularization procedures. 
  • N-terminal pro-brain natriuretic peptide and other risk markers for the separate prediction of mortality and subsequent myocardial infarction in patients with unstable coronary artery disease: a Global Utilization of Strategies To Open occluded arteries (GUSTO)-IV substudy. 
  • N-terminal pro-brain natriuretic peptide and the timing, extent and mortality in ST elevation myocardial infarction. 
  • Nationwide trends in the age adjusted prevalence of non-ST elevation myocardial infarction (NSTEMI) across various races and gender in the USA. 
  • Natriuretic peptide testing: a window into the diagnosis and prognosis of heart failure. 
  • Necessity of hospitalization and stress testing in low risk chest pain patients. 
  • Negative T waves shortly after ST-elevation acute myocardial infarction are a powerful marker for improved survival rate. 
  • Neonatal model of heterotopic heart transplantation in pigs. 
  • Neurogenic Stunned Myocardium Following Acute Subarachnoid Hemorrhage: Pathophysiology and Practical Considerations. 
  • Neurogenic pulmonary edema during intracranial endovascular therapy. 
  • New York Heart Association functional class predicts exercise parameters in the current era. 
  • New catheter techniques for analysis of the sequence of retrograde atrial activation in man. 
  • New considerations of ST segment "elevation" and "depression" and accompanying T wave configuration in acute coronary syndromes. 
  • New vectorcardiographic criteria for diagnosing right ventricular hypertrophy in mitral stenosis: comparison with electrocardiographic criteria. 
  • Nifedipine in severely hypertensive patients with congestive heart failure and preserved ventricular systolic function. 
  • No STEMI left behind. 
  • Non-Q wave infarction after thrombolytic therapy. 
  • Non-Q-wave versus Q-wave myocardial infarction after thrombolytic therapy: angiographic and prognostic insights from the global utilization of streptokinase and tissue plasminogen activator for occluded coronary arteries-I angiographic substudy. GUSTO-I Angiographic Investigators. 
  • Non-ST segment elevation acute coronary syndromes: A comprehensive review. 
  • Non-ST-elevation myocardial infarction patients who present during off hours have higher risk profiles and are treated less aggressively, but their outcomes are not worse: a report from Can Rapid Risk Stratification of Unstable Angina Patients Suppress ADverse Outcomes with Early Implementation of the ACC/AHA Guidelines CRUSADE initiative. 
  • Non-eligibility for reperfusion therapy in patients presenting with ST-segment elevation myocardial infarction: Contemporary insights from the National Cardiovascular Data Registry (NCDR). 
  • Non-invasive acquisition of fetal ECG from the maternal xyphoid process: a feasibility study in pregnant sheep and a call for open data sets. 
  • Noninvasive assessment of exercise cardiac function before and after pectus excavatum repair. 
  • Noninvasive assessment of speed and stability of infarct-related artery reperfusion: results of the GUSTO ST segment monitoring study. Global Utilization of Streptokinase and Tissue Plasminogen Activator for Occluded Coronary Arteries. 
  • Noninvasive strategies for the estimation of cardiac risk in stable chest pain patients. The Economics of Noninvasive Diagnosis (END) Study Group. 
  • Noninvasive, medical management for non-ST-elevation acute coronary syndromes. 
  • Nonischemic cardiomyopathy associated with autoimmune polyglandular syndrome type II. 
  • Nonsurgical management of left main coronary artery aneurysms: report of 2 cases and review of the literature. 
  • Nonsustained ventricular tachycardia in coronary artery disease: relation to inducible sustained ventricular tachycardia. MUSTT Investigators. 
  • Normalization of hematocrit in hemodialysis patients does not affect silent ischemia. 
  • Novel Brugada SCN5A mutation causing sudden death in children. 
  • Novel Rod Domain Duplication in Dystrophin Resulting in X-Linked Dilated Cardiomyopathy. 
  • Novel acoustic radiation force impulse imaging methods for visualization of rapidly moving tissue. 
  • Novel approach to documenting expert ECG interpretation using eye tracking technology: a historical and biographical representation of the late Dr Rory Childers in action. 
  • Novel electrocardiogram configurations and transmission procedures in the prehospital setting: effect on ischemia and arrhythmia determination. 
  • Novel intravascular defibrillator: defibrillation thresholds of intravascular cardioverter-defibrillator compared to conventional implantable cardioverter-defibrillator in a canine model. 
  • Novel loci associated with PR interval in a genome-wide association study of 10 African American cohorts. 
  • Novel long QT syndrome-associated missense mutation, L762F, in CACNA1C-encoded L-type calcium channel imparts a slower inactivation tau and increased sustained and window current. 
  • Obesity and dysrhythmias. 
  • Obesity in patients with non-ST-segment elevation acute coronary syndromes: results from the SYNERGY trial. 
  • Observations on man in an oxygen-helium environment at 380 mm. Hg total pressure. I. Clinical. 
  • Observations on the epicardial activation of the normal human heart. 
  • Observations on the occurrence of atrial fibrillation in paroxysmal supraventricular tachycardia. 
  • Observations on the transition from intermittent to permanent atrial fibrillation. 
  • Occurrence of atrial fibrillation in patients with paroxysmal supraventricular tachycardia due to atrioventricular nodal reentry. 
  • On power and sample size calculation for QT studies with recording replicates at given time point. 
  • On the feasibility of imaging peripheral nerves using acoustic radiation force impulse imaging. 
  • On the trail of ventricular tachycardia or the adventure of the unspeckled band. 
  • On-line microcomputer system for analysis of precordial maps. 
  • Ongoing Management of Patients With Supraventricular Tachycardia. 
  • Onset of atrial fibrillation during antidromic tachycardia: association with sudden cardiac arrest and ventricular fibrillation in a patient with Wolff-Parkinson-White syndrome. 
  • Open-thorax guinea pig model for defibrillation. 
  • Optimization of tube current in coronary multidetector computed tomography angiography: assessment of a standardized method to individualize current selection based on body habitus. 
  • Optimized multisite ventricular pacing in postoperative single-ventricle patients. 
  • Optimizing electrocardiograph electrode placement for cardiac-gated magnetic resonance imaging. 
  • Optimizing fast spin echo acquisitions for hepatic imaging in normal subjects. 
  • Origin of body surface QRS and T wave potentials from epicardial potential distributions in the intact chimpanzee. 
  • Origin of epicardial ST-T wave potentials in the intact dog. 
  • Out-of-Hospital Cardiac Arrest: To CT or Not to CT? 
  • Outcome in suspected acute myocardial infarction with normal or minimally abnormal admission electrocardiographic findings. 
  • Outcome of acute ST-segment elevation myocardial infarction in diabetics treated with fibrinolytic or combination reduced fibrinolytic therapy and platelet glycoprotein IIb/IIIa inhibition: lessons from the GUSTO V trial. 
  • Outcomes after planned invasive or conservative treatment strategy in patients with non-ST-elevation acute coronary syndrome and a normal value of high sensitivity troponin at randomisation: A Platelet Inhibition and Patient Outcomes (PLATO) trial biomarker substudy. 
  • Outcomes among non-ST-segment elevation acute coronary syndromes patients with no angiographically obstructive coronary artery disease: observations from 37,101 patients. 
  • Outcomes following interventions in small coronary arteries with the use of hand-crimped Palmaz-Schatz stents. 
  • Outcomes in elderly patients with acute coronary syndromes randomized to enoxaparin vs. unfractionated heparin: results from the SYNERGY trial. 
  • Outcomes of a pharmacoinvasive strategy for successful versus failed fibrinolysis and primary percutaneous intervention in acute myocardial infarction (from the STrategic Reperfusion Early After Myocardial Infarction [STREAM] study). 
  • Outcomes of anatomical versus functional testing for coronary artery disease. 
  • Outcomes of apixaban vs. warfarin by type and duration of atrial fibrillation: results from the ARISTOTLE trial. 
  • Outcomes of patients with acute coronary syndrome and previous coronary artery bypass grafting (from the Pravastatin or Atorvastatin Evaluation and Infection Therapy [PROVE IT-TIMI 22] and the Aggrastat to Zocor [A to Z] trials). 
  • Over-time mitral regurgitation changes following cardiac resynchronization therapy. 
  • Overcoming barriers to developing seamless ST-segment elevation myocardial infarction care systems in the United States: recommendations from a comprehensive Prehospital 12-lead Electrocardiogram Working Group. 
  • Overcoming the challenges facing quality-improvement strategies for non-ST-segment elevation acute coronary syndromes. 
  • Overexpression of angiotensin AT1 receptor transgene in the mouse myocardium produces a lethal phenotype associated with myocyte hyperplasia and heart block. 
  • P-wave indices and atrial fibrillation: cross-cohort assessments from the Framingham Heart Study (FHS) and Atherosclerosis Risk in Communities (ARIC) study. 
  • PLN-encoded phospholamban mutation in a large cohort of hypertrophic cardiomyopathy cases: summary of the literature and implications for genetic testing. 
  • PR interval genome-wide association meta-analysis identifies 50 loci associated with atrial and atrioventricular electrical activity. 
  • PROspective Multicenter Imaging Study for Evaluation of chest pain: rationale and design of the PROMISE trial. 
  • Pace mapping the fast pathway in patients with atrioventricular nodal reentrant tachycardia: Koch's triangle or the Bermuda Triangle? 
  • Paced QRS duration as a predictor for clinical heart failure events during right ventricular apical pacing in patients with idiopathic complete atrioventricular block: results from an observational cohort study (PREDICT-HF). 
  • Painless exercise ST deviation on the treadmill: long-term prognosis. 
  • Panoramic display of the orderly sequenced 12-lead ECG. 
  • Paradoxical use of invasive cardiac procedures for patients with non-ST segment elevation myocardial infarction: an international perspective from the CRUSADE Initiative and the Canadian ACS Registries I and II. 
  • Paramedic transtelephonic communication to cardiologist of clinical and electrocardiographic assessment for rapid reperfusion of ST-elevation myocardial infarction. 
  • Paroxysmal high-grade atrioventricular block and syncope in a previously healthy child: what is the mechanism? 
  • Pathologic findings following sudden death in an infant with hypertrophic cardiomyopathy and supraventricular tachycardia. 
  • Patient load effects on response time to critical arrhythmias in cardiac telemetry: a randomized trial. 
  • Patient-specific predictions of outcomes in myocardial infarction for real-time emergency use: a thrombolytic predictive instrument. 
  • Patients with acute coronary syndromes without persistent ST elevation undergoing percutaneous coronary intervention benefit most from early intervention with protection by a glycoprotein IIb/IIIa receptor blocker. 
  • Patients with non-ST-elevation acute coronary syndromes undergoing coronary artery bypass grafting in the modern era of antithrombotic therapy. 
  • Patients with prolonged ischemic chest pain and presumed-new left bundle branch block have heterogeneous outcomes depending on the presence of ST-segment changes. 
  • Patterns and predictors of stress testing modality after percutaneous coronary stenting: data from the NCDR(®). 
  • Patterns of intensive care unit admissions in patients hospitalized for heart failure: insights from the RO-AHFS registry. 
  • Patterns of transfer for patients with non-ST-segment elevation acute coronary syndrome from community to tertiary care hospitals. 
  • Pediatric Emergency Department Study of Cardiac Risk in the Novel Patient (PED SCReeN). 
  • Pediatric cardiac-gated CT angiography: assessment of radiation dose. 
  • Pediatric cardiovascular safety: challenges in drug and device development and clinical application. 
  • Percutaneous intravascular defibrillator: preliminary data and many questions. 
  • Performance of an automated real-time ST-segment analysis program to detect coronary occlusion and reperfusion. 
  • Performance of angiographic, electrocardiographic and MRI methods to assess the area at risk in acute myocardial infarction. 
  • Performance of new criteria for right ventricular hypertrophy and myocardial infarction in patients with pulmonary hypertension due to cor pulmonale and mitral stenosis. 
  • Performance of the Thrombolysis in Myocardial Infarction (TIMI) ST-elevation myocardial infarction risk score in a national cohort of elderly patients. 
  • Performance of the automated complete Selvester QRS scoring system. 
  • Perfusion balloon catheter. 
  • Perioperative myocardial ischemic episodes are related to hematocrit level in patients undergoing radical prostatectomy. 
  • Peripartum cardiomyopathy presenting as an acute myocardial infarction. 
  • Periprocedural myocardial ischemia in patients with severe symptomatic coronary artery disease undergoing endoscopy: prevalence and risk factors. 
  • Persistent repetitive supraventricular tachycardia. 
  • Personalized management of atrial fibrillation: Proceedings from the fourth Atrial Fibrillation competence NETwork/European Heart Rhythm Association consensus conference. 
  • Pharmacogenetics of Clopidogrel: An Unresolved Issue. 
  • Pharmacogenomics study of thiazide diuretics and QT interval in multi-ethnic populations: the cohorts for heart and aging research in genomic epidemiology. 
  • Pharmacokinetic and tolerance evaluation of actisomide, a new antiarrhythmic agent, in healthy volunteers. 
  • Pharmacokinetics and pharmacodynamics of a new cardiotonic vasodilator agent, 349U85, in normal subjects. 
  • Pharmacological and toxicological evaluation of 2-fluoro-3-(2(S)-azetidinylmethoxy)pyridine (2-F-A-85380), a ligand for imaging cerebral nicotinic acetylcholine receptors with positron emission tomography. 
  • Phase-1 clinical trial results of high-specific-activity carrier-free 123I-iobenguane. 
  • Photo quiz. A subtle ECG. 
  • Physical function and independence 1 year after myocardial infarction: observations from the Translational Research Investigating Underlying disparities in recovery from acute Myocardial infarction: Patients' Health status registry. 
  • Physician practices regarding contraindications to oral anticoagulation in atrial fibrillation: findings from the Outcomes Registry for Better Informed Treatment of Atrial Fibrillation (ORBIT-AF) registry. 
  • Plasma antibodies to heat shock protein 60 and heat shock protein 70 are associated with increased risk of electrocardiograph abnormalities in automobile workers exposed to noise. 
  • Plasma concentration time course and pharmacological effects of a standardized oral amiodarone dosing regimen in humans. 
  • Plasma nitrite flux predicts exercise performance in peripheral arterial disease after 3months of exercise training. 
  • Platelet PlA2 polymorphism and platelet activation are associated with increased troponin I release after cardiopulmonary bypass. 
  • Platelet aggregation and mental stress induced myocardial ischemia: Results from the Responses of Myocardial Ischemia to Escitalopram Treatment (REMIT) study. 
  • Platelet glycoprotein IIb/IIIa blockade and outcome of cardiogenic shock complicating acute coronary syndromes without persistent ST-segment elevation. 
  • Platelet glycoprotein IIb/IIIa receptor inhibition in non-ST-elevation acute coronary syndromes: early benefit during medical treatment only, with additional protection during percutaneous coronary intervention. 
  • Pooled analysis of adverse event collection from 4 acute coronary syndrome trials. 
  • Poor performance of lead V5 in single- and dual-channel ST-segment monitoring during coronary occlusion. 
  • Populations and methods for assessing dyslipoproteinemia and its correlates. The Lipid Research Clinics Program Prevalence Study. 
  • Postimplantation ventricular ectopic burden and clinical outcomes in cardiac resynchronization therapy-defibrillator patients: a MADIT-CRT substudy. 
  • Postoperative ST-segment elevation: was vasospasm caused by anaphylaxis or by its treatment with epinephrine? 
  • Potassium channel blockade amplifies cardiac instability numerical studies of torsades de pointes. 
  • Potential of an intracardiac electrogram for the rapid detection of coronary artery occlusion. 
  • Practice standards for electrocardiographic monitoring in hospital settings: an American Heart Association scientific statement from the Councils on Cardiovascular Nursing, Clinical Cardiology, and Cardiovascular Disease in the Young: endorsed by the International Society of Computerized Electrocardiology and the American Association of Critical-Care Nurses. 
  • Pre-exercise participation cardiovascular screening in a heterogeneous cohort of adult cancer patients. 
  • Preclinical drug trials in the mdx mouse: assessment of reliable and sensitive outcome measures. 
  • Precordial ST segment depression predicts a worse prognosis in inferior infarction despite reperfusion therapy. The Thrombolysis and Angioplasty in Myocardial Infarction (TAMI) Study Group. 
  • Prediabetes and the association with unrecognized myocardial infarction in the multi-ethnic study of atherosclerosis. 
  • Predicting a late positive serum troponin in initially troponin-negative patients with non-ST-elevation acute coronary syndrome: clinical predictors and validated risk score results from the TIMI IIIB and GUSTO IIA studies. 
  • Predicting freedom from clinical events in non-ST-elevation acute coronary syndromes: the Global Registry of Acute Coronary Events. 
  • Predicting outcome after thrombolysis in acute myocardial infarction according to ST-segment resolution at 90 minutes: a substudy of the GUSTO-III trial. Global Use of Strategies To Open occluded coronary arteries. 
  • Predicting patterns of epicardial potentials during ventricular fibrillation. 
  • Predicting peak oxygen uptake among older patients with chronic illness. 
  • Predicting perioperative cardiac risk. 
  • Prediction of cardiogenic shock using plasma B-type natriuretic peptide and the N-terminal fragment of its pro-hormone [corrected] concentrations in ST elevation myocardial infarction: an analysis from the ASSENT-4 Percutaneous Coronary Intervention Trial. 
  • Prediction of enzymatic infarct size in ST-segment elevation myocardial infarction. 
  • Prediction of long-term outcomes by signal-averaged electrocardiography in patients with unsustained ventricular tachycardia, coronary artery disease, and left ventricular dysfunction. 
  • Prediction of one-year survival in high-risk patients with acute coronary syndromes: results from the SYNERGY trial. 
  • Prediction of severe coronary artery disease by combined rest and exercise radionuclide angiocardiography and tomographic perfusion imaging with technetium 99m-labeled sestamibi: a comparison with clinical and electrocardiographic data. 
  • Prediction of subsequent ischemic heart disease using serial resting electrocardiograms. 
  • Prediction of the extent and severity of left ventricular dysfunction in anterior acute myocardial infarction by the admission electrocardiogram. 
  • Prediction of the infarct-related artery in acute myocardial infarction by a scoring system using summary ST-segment and T-wave changes. 
  • Predictors of appropriate implantable defibrillator therapies in patients with arrhythmogenic right ventricular dysplasia. 
  • Predictors of outcome in patients with acute coronary syndromes without persistent ST-segment elevation. Results from an international trial of 9461 patients. The PURSUIT Investigators. 
  • Predictors of outcome of myocarditis. 
  • Predictors of recurrent ischemic events and death in unstable coronary artery disease after treatment with combination antithrombotic therapy. 
  • Predictors of systolic BP <140 mmHg and systolic BP level by randomly assigned treatment group (benazepril plus amlodipine or hydrochlorothiazide) in the ACCOMPLISH Study. 
  • Preexcitation and myocardial infarction: conditions with confusing electrocardiographic manifestations. 
  • Preferences for cardiac tests and procedures may partially explain sex but not race disparities. 
  • Pregnancy anxiety and comorbid depression and anger: effects on the fetus and neonate. 
  • Prehospital electrocardiograms (ECGs) do not improve the process of emergency department care in hospitals with higher usage of ECGs in non-ST-segment elevation myocardial infarction patients. 
  • Prehospital management of acute ST-elevation myocardial infarction: a time for reappraisal in North America. 
  • Prehospital triage of acute myocardial infarction: wireless transmission of electrocardiograms to the on-call cardiologist via a handheld computer. 
  • Preliminary experience with intravenous P2Y12 platelet receptor inhibition as an adjunct to reduced-dose alteplase during acute myocardial infarction: results of the Safety, Tolerability and Effect on Patency in Acute Myocardial Infarction (STEP-AMI) angiographic trial. 
  • Prenatal dexamethasone exposure causes loss of neonatal hypoxia tolerance: cellular mechanisms. 
  • Preoperative diagnosis of long QT syndrome in an infant with tetralogy of Fallot. 
  • Preoperative noninvasive cardiac testing: which test and why? 
  • Preprocedural ECG-gated computed tomography for prevention of complications during lead extraction. 
  • Presence of mechanical dyssynchrony in Duchenne muscular dystrophy. 
  • Preservation of pre-excitation despite acute myocardial infarction complicated by complete heart block. 
  • Pressure flow studies in patients having a pressor response to the Valsalva maneuver. 
  • Pressure-flow studies in man during atrial fibrillation. 
  • Pressure-flow studies in man during the Valsalva maneuver with observations on the mechanical properties of the ascending aorta. 
  • Pressure-flow studies in man: effect of atrial systole on ventricular function in mitral stenosis. 
  • Presynaptic and postsynaptic contributions to ontogeny of sympathetic control of heart rate in the pre-weanling rat. 
  • Prevalence and clinical characteristics of mental stress-induced myocardial ischemia in patients with coronary heart disease. 
  • Prevalence and clinical outcomes of undiagnosed diabetes mellitus and prediabetes among patients with high-risk non-ST-segment elevation acute coronary syndrome. 
  • Prevalence and predictors of angina pectoris one month after myocardial infarction. 
  • Prevalence and predictors of nonobstructive coronary artery disease identified with coronary angiography in contemporary clinical practice. 
  • Prevalence and prognostic impact of bundle branch block in patients with heart failure: evidence from the CHARM programme. 
  • Prevalence and prognostic implications of electrocardiographic left ventricular hypertrophy in heart failure: evidence from the CHARM programme. 
  • Prevalence of microalbuminuria and associated electrocardiographic abnormalities in an Indo-Asian population. 
  • Prevalence, predictors, and outcomes of patients with non-ST-segment elevation myocardial infarction and insignificant coronary artery disease: results from the Can Rapid risk stratification of Unstable angina patients Suppress ADverse outcomes with Early implementation of the ACC/AHA Guidelines (CRUSADE) initiative. 
  • Preventing tomorrow's sudden cardiac death today: part I: Current data on risk stratification for sudden cardiac death. 
  • Prevention of sudden death in patients with coronary artery disease: the Multicenter Unsustained Tachycardia Trial (MUSTT). 
  • Primary PCI in ST-segment elevation myocardial infarction. 
  • Primary angioplasty or thrombolysis for acute myocardial infarction? 
  • Prior aspirin use predicts worse outcomes in patients with non-ST-elevation acute coronary syndromes. PURSUIT Investigators. Platelet IIb/IIIa in Unstable angina: Receptor Suppression Using Integrilin Therapy. 
  • Proceedings of the 99th meeting of the Food and Drug Administration Cardiovascular and Renal Drugs Advisory Committee. May 29th and 30th, 2003. 
  • Processed electroencephalogram during donation after cardiac death. 
  • Processing of arterial pressure waves with a digital computer. 
  • Prognosis of patients with non-ST-segment-elevation myocardial infarction and nonobstructive coronary artery disease: propensity-matched analysis from the Acute Catheterization and Urgent Intervention Triage Strategy trial. 
  • Prognosis of pulmonary arterial hypertension: ACCP evidence-based clinical practice guidelines. 
  • Prognostic Value of Coronary Artery Calcium in the PROMISE Study (Prospective Multicenter Imaging Study for Evaluation of Chest Pain). 
  • Prognostic implications of creatine kinase-MB measurements in ST-segment elevation myocardial infarction patients treated with primary percutaneous coronary intervention. 
  • Prognostic implications of quantitative evaluation of baseline Q-wave width in ST-segment elevation myocardial infarction. 
  • Prognostic implications of ventricular arrhythmias during 24 hour ambulatory monitoring in patients undergoing cardiac catheterization for coronary artery disease. 
  • Prognostic importance of defibrillator shocks in patients with heart failure. 
  • Prognostic importance of new small Q waves following non-ST-elevation acute coronary syndromes. 
  • Prognostic relevance of baseline pro- and anti-inflammatory markers in STEMI: an APEX AMI substudy. 
  • Prognostic significance of ST segment shift early after resolution of ST elevation in patients with myocardial infarction treated with thrombolytic therapy: the GUSTO-I ST Segment Monitoring Substudy. 
  • Prognostic significance of coronary thrombus in patients undergoing percutaneous coronary intervention for acute coronary syndromes: a subanalysis of the ACUITY (Acute Catheterization and Urgent Intervention Triage strategY) trial. 
  • Prognostic significance of postprocedural sustained ventricular tachycardia or fibrillation in patients undergoing primary percutaneous coronary intervention (from the HORIZONS-AMI Trial). 
  • Prognostic significance of precordial ST segment depression during inferior myocardial infarction in the thrombolytic era: results in 16,521 patients. 
  • Prognostic significance of precordial ST-segment depression during inferior acute myocardial infarction. 
  • Prognostic significance of the initial electrocardiogram in patients with acute myocardial infarction. GUSTO-I Investigators. Global Utilization of Streptokinase and t-PA for Occluded Coronary Arteries. 
  • 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 utility of quantifying evolutionary ST-segment depression on early follow-up electrocardiogram in patients with non-ST-segment elevation acute coronary syndromes. 
  • Prognostic value of a treadmill exercise score in outpatients with suspected coronary artery disease. 
  • Prognostic value of clinical markers of reperfusion in patients with acute myocardial infarction treated by thrombolytic therapy. 
  • Prognostic value of computed tomographic coronary angiography and exercise electrocardiography for cardiovascular events. 
  • Prognostic value of predischarge electrocardiographic measurement of infarct size after thrombolysis: insights from GUSTO I Economics and Quality of Life substudy. 
  • Prognostic value of radionuclide exercise testing after myocardial infarction. 
  • Prognostic value of routine preoperative electrocardiography in patients undergoing noncardiac surgery. 
  • Prognostic value of the admission electrocardiogram in acute coronary syndromes. 
  • Prognostic value of the simplified Selvester QRS score in patients with coronary artery disease. 
  • Prolonged emergency department stays of non-ST-segment-elevation myocardial infarction patients are associated with worse adherence to the American College of Cardiology/American Heart Association guidelines for management and increased adverse events. 
  • Prospective analysis of possible myocardial damage or hemolysis occurring as a result of prolonged autoperfusion angioplasty in humans. 
  • Prospective comparison of hemorrhagic complications after treatment with enoxaparin versus unfractionated heparin for unstable angina pectoris or non-ST-segment elevation acute myocardial infarction. 
  • Prospective evaluation of where reperfusion ventricular arrhythmia "bursts" fit into optimal reperfusion in STEMI. 
  • Prototype for real-time adaptive sampling using the fan algorithm. 
  • Pseudo-preexcitation is prevalent among patients with repaired complex congenital heart disease. 
  • Psychopharmacological interactions between nicotine and ethanol. 
  • Psychophysical responses to a speech stressor: correlation of plasma beta-endorphin levels at rest and after psychological stress with thermally measured pain threshold in patients with coronary artery disease. 
  • Pulmonary edema post-cardioversion: a potential calcium signalling problem. 
  • Pulmonary embolism. 
  • Pulmonary hemodynamic consequences of ECG-synchronized ventilation. 
  • Pulmonary vein isolation for the maintenance of sinus rhythm in patients with atrial fibrillation: a meta-analysis of randomized, controlled trials. 
  • Q wave myocardial infarction of anteroseptal zone: a new classification. 
  • QRS changes during acute ischemia induced by balloon occlusion of the LAD artery. 
  • QRS duration in patients hospitalized for worsening heart failure. 
  • QRS duration, bundle-branch block morphology, and outcomes among older patients with heart failure receiving cardiac resynchronization therapy. 
  • QRS fusion complex analysis using wave interference to predict reverse remodeling during cardiac resynchronization therapy. 
  • QT interval prolongation and torsades de pointes in a patient undergoing treatment with vorinostat: a case report and review of the literature. 
  • QT interval prolongation in end-stage liver disease cannot be explained by nonhepatic factors. 
  • QT prolongation and dispersion in myocardial ischemia and infarction. 
  • QTc interval prolongation associated with intravenous methadone. 
  • QTc prolongation, torsades de pointes, and psychotropic medications. 
  • Quality of care by classification of myocardial infarction: treatment patterns for ST-segment elevation vs non-ST-segment elevation myocardial infarction. 
  • Quality-of-Life Outcomes With Anatomic Versus Functional Diagnostic Testing Strategies in Symptomatic Patients With Suspected Coronary Artery Disease: Results From the PROMISE Randomized Trial. 
  • Quantification of ST-segment changes during coronary angioplasty in patients with left bundle branch block. 
  • Quantitation of ischemia during total coronary occlusion with computer-assisted high resolution ST-segment monitoring: effect of collateral flow. 
  • Quantitative ST-depression in acute coronary syndromes: the PLATO electrocardiographic substudy. 
  • Quantitative ST-segment recovery following angiographically successful angioplasty: a useful warning of early complications. 
  • Quantitative T-wave analysis predicts 1 year prognosis and benefit from early invasive treatment in the FRISC II study population. 
  • Quantitative analysis of QRS detection algorithms based on the first derivative of the ECG. 
  • Quantitative analysis of the admission electrocardiogram identifies patients with unstable coronary artery disease who benefit the most from early invasive treatment. 
  • Quantitative and qualitative ST segment monitoring during and after percutaneous transluminal coronary angioplasty. 
  • Quantitative radionuclide angiocardiography. 
  • Quantitative regional wall motion analysis with early contrast ventriculography for the assessment of myocardium at risk in acute myocardial infarction. 
  • RECIPROCITY APPLIED TO VOLUME CONDUCTORS AND THE ECG. 
  • Race and Sex Differences in QRS Interval and Associated Outcome Among Patients with Left Ventricular Systolic Dysfunction. 
  • Race and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: results from the Duke Databank for Cardiovascular Disease (DDCD). 
  • Race, Bleeding, and Outcomes in STEMI Patients Treated with Fibrinolytic Therapy. 
  • Racial differences among high-risk patients presenting with non-ST-segment elevation acute coronary syndromes (results from the SYNERGY trial). 
  • Racial/Ethnic Differences in Left Ventricular Structure and Function in Chronic Kidney Disease: The Chronic Renal Insufficiency Cohort. 
  • Radiation-associated valvular heart disease. 
  • Radiofrequency Ablation in the Sinus of Valsalva for Ventricular Arrhythmia in Pediatric Patients. 
  • Radiofrequency ablation for bundle branch reentrant tachycardia in a patient with aortic valve replacement and left ventricular dysfunction. 
  • Radiofrequency catheter ablation for dyssynchrony-induced dilated cardiomyopathy in an infant. 
  • Radiofrequency catheter ablation for the treatment of human type 1 atrial flutter. Identification of a critical zone in the reentrant circuit by endocardial mapping techniques. 
  • Radiofrequency catheter ablation of multiple haemodynamically unstable ventricular tachycardias in a patient with surgically repaired tetralogy of Fallot. 
  • Radiofrequency catheter ablation of supraventricular tachycardia substrates after mustard and senning operations for d-transposition of the great arteries. 
  • Radionuclide analysis of right and left ventricular response to exercise in patients with atrial and ventricular septal defects. 
  • Radionuclide angiocardiographic analysis of myocardial function in myotonic muscular dystrophy. 
  • Random and nonrandom behavior of symptomatic paroxysmal atrial fibrillation. 
  • Random nature of fibrillation leads to the probabilistic nature of defibrillation. 
  • Randomized evaluation of the safety and efficacy of enoxaparin versus unfractionated heparin in high-risk patients with non-ST-segment elevation acute coronary syndromes receiving the glycoprotein IIb/IIIa inhibitor eptifibatide. 
  • Randomized trial of primary PCI with or without routine manual thrombectomy. 
  • Ranolazine reduces atrial fibrillatory wave frequency. 
  • Rapid initial reduction of hyperenhanced myocardium after reperfused first myocardial infarction suggests recovery of the peri-infarction zone: one-year follow-up by MRI. 
  • Rapid ventricular filling in left ventricular hypertrophy: I. Physiologic hypertrophy. 
  • Rates of torsades de pointes associated with ciprofloxacin, ofloxacin, levofloxacin, gatifloxacin, and moxifloxacin. 
  • Ratio of ST-segment and myoglobin slopes to estimate myocardial salvage during thrombolytic therapy for acute myocardial infarction. 
  • Rationale and clinical evidence for the use of GP IIb/IIIa inhibitors in acute coronary syndromes. 
  • Rationale and design of the Apixaban for the Reduction of Thrombo-Embolism in Patients With Device-Detected Sub-Clinical Atrial Fibrillation (ARTESiA) trial. 
  • Rationale and design of the First Brazilian Cardiovascular Registry of Atrial Fibrillation: The RECALL study. 
  • Rationale and strategies for implementing community-based transfer protocols for primary percutaneous coronary intervention for acute ST-segment elevation myocardial infarction. 
  • Rationale for establishing regional ST-elevation myocardial infarction receiving center (SRC) networks. 
  • Reactivation of ischemic events in acute coronary syndromes: results from GUSTO-IIb. Gobal Use of Strategies To Open occluded arteries in acute coronary syndromes. 
  • Real-time adaptive sampling with the fan algorithm. 
  • Real-time application of continuous 12-lead ST-segment monitoring: 3 case studies. 
  • Real-time detection and alerting for acute ST-segment elevation myocardial ischemia using an implantable, high-fidelity, intracardiac electrogram monitoring system with long-range telemetry in an ambulatory porcine model. 
  • Reassessing the clinical significance of ST-segment depression that occurs concomitantly with the ST-segment elevation during acute myocardial infarction with the use of continuous ST-segment analysis. 
  • Rebound increase in thrombin generation and activity after cessation of intravenous heparin in patients with acute coronary syndromes. 
  • Recognition of postoperative acute myocardial infarction. Application of isoenzyme techniques. 
  • Recommendation to develop strategies to increase the number of ST-segment-elevation myocardial infarction patients with timely access to primary percutaneous coronary intervention. 
  • Recommendations and considerations related to preparticipation screening for cardiovascular abnormalities in competitive athletes: 2007 update: a scientific statement from the American Heart Association Council on Nutrition, Physical Activity, and Metabolism: endorsed by the American College of Cardiology Foundation. 
  • Recommendations for the standardization and interpretation of the electrocardiogram. Part I: The electrocardiogram and its technology. 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. 
  • Recommendations for the standardization and interpretation of the electrocardiogram: part I: The electrocardiogram and its technology: 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. 
  • Recommendations for the standardization and interpretation of the electrocardiogram: part I: the electrocardiogram and its technology 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. 
  • Recommendations regarding quantitation in M-mode echocardiography: results of a survey of echocardiographic measurements. 
  • Reconstruction of the standard 12-lead ECG from recordings using nonstandard activity-compatible proximal limb lead positions. 
  • Recovery of systolic and diastolic left ventricular function after a 60-second coronary arterial occlusion during percutaneous transluminal coronary angioplasty for angina pectoris. 
  • Recurrence of heart failure symptoms after LVAD placement due to bradycardia-induced inflow obstruction. 
  • Recurrent ischemia after thrombolysis: importance of associated clinical findings. GUSTO-I Investigators. Global Utilization of Streptokinase and t-PA [tissue-plasminogen activator] for Occluded Coronary Arteries. 
  • Recurrent ischemia during continuous 12-lead ECG-ischemia monitoring in patients with acute coronary syndromes treated with eptifibatide: relation with death and myocardial infarction. PURSUIT ECG-Ischemia Monitoring Substudy Investigators. Platelet glycoprotein IIb/IIIa in Unstable angina: Receptor Suppression Using Integrilin Therapy. 
  • Recurrent syncope of unknown origin diagnosed by ambulatory continuous loop ECG recording. 
  • Reduced arsenic clearance and increased toxicity in aquaglyceroporin-9-null mice. 
  • Reduced dose tenecteplase and outcomes in elderly ST-segment elevation myocardial infarction patients: Insights from the STrategic Reperfusion Early After Myocardial infarction trial. 
  • Reduced high-frequency QRS components in patients with ischemic heart disease compared to normal subjects. 
  • Reduced immediate ischemic events with cangrelor in PCI: a pooled analysis of the CHAMPION trials using the universal definition of myocardial infarction. 
  • Reducing system delays in treatment of ST elevation myocardial infarction and confronting the challenges of late presentation in low and middle-income countries. 
  • Reduction of cardiovascular risk by regression of electrocardiographic markers of left ventricular hypertrophy by the angiotensin-converting enzyme inhibitor ramipril. 
  • Reduction of myocardial damage by prolonged treatment with subcutaneous low molecular weight heparin in unstable coronary artery disease. FRISC study group. Fragmin during Instability in Coronary Artery Disease. 
  • Reduction of myocardial ischemia during percutaneous transluminal coronary angioplasty with oxygenated Fluosol. 
  • Reentry within the atrioventricular node: surgical cure with preservation of atrioventricular conduction. 
  • Reexamining electrocardiogram criteria for left ventricular hypertrophy-new concepts from an old tool. 
  • Refinement and interobserver agreement for the electrocardiographic Sclarovsky-Birnbaum Ischemia Grading System. 
  • Regional Mapping of Aortic Wall Stress by Using Deformable, Motion-coherent Modeling based on Electrocardiography-gated Multidetector CT Angiography: Feasibility Study. 
  • Regional Systems of Care Demonstration Project: American Heart Association Mission: Lifeline STEMI Systems Accelerator. 
  • Regional heterogeneity of human myocardial infarcts demonstrated by contrast-enhanced MRI. Potential mechanisms. 
  • Regional patterns of use of a medical management strategy for patients with non-ST-segment elevation acute coronary syndromes: insights from the EARLY ACS Trial. 
  • Relating epicardial to body surface potential distributions by means of transfer coefficients based on geometry measurements. 
  • Relation between QRS changes and left ventricular function after coronary artery bypass grafting. 
  • Relation between QT dispersion and myocardial viability in ischemic cardiomyopathy. 
  • Relation between baseline risk and treatment decisions in non-ST elevation acute coronary syndromes: an examination of international practice patterns. 
  • Relation between previous lipid-lowering therapy and infarct size (creatine kinase-MB level) in patients presenting with acute myocardial infarction. 
  • Relation of 12-lead electrocardiogram patterns to implanted defibrillator-terminated ventricular tachyarrhythmias in hypertrophic cardiomyopathy. 
  • Relation of Early Repolarization (J Point Elevation) to Mortality in Blacks (from the Jackson Heart Study). 
  • Relation of Post-Coronary Artery Bypass Graft Creatine Kinase-MB Elevations and New Q Waves With Long-Term Cardiovascular Death in Patients With Diabetes Mellitus and Multivessel Coronary Artery Disease. 
  • Relation of admission high-density lipoprotein cholesterol level and in-hospital mortality in patients with acute non-ST segment elevation myocardial infarction (from the National Cardiovascular Data Registry). 
  • Relation of creatine kinase isoenzyme MB to postoperative electrocardiographic diagnosis in patients undergoing coronary-artery bypass surgery. 
  • Relation of platelet activation and myocardial ischemia biomarkers dependent on type of chest pain (abrupt onset versus intermittent) in patients with angina pectoris or non-Q-wave acute myocardial infarction. 
  • Relation of quantitative coronary lesion measurements to the development of exercise-induced ischemia assessed by exercise echocardiography. 
  • Relation of results of exercise stress tests in young women to phases of the menstrual cycle. 
  • Relationship between body surface potential and ventricular excitation in the dog. 
  • Relationship between community hospital versus pre-hospital location of randomisation and clinical outcomes in ST-elevation myocardial infarction patients: insights from the Stream study. 
  • Relationship between extracellular T-wave height, T-wave alternans amplitude, and tissue action potential alternans: a 1-dimensional computer modeling study. 
  • Relationship between patient's risk profile and benefits in mortality from adjunctive abciximab to mechanical revascularization for ST-segment elevation myocardial infarction: a meta-regression analysis of randomized trials. 
  • Relationship between renal function and outcomes in high-risk patients with non-ST-segment elevation acute coronary syndromes: results from SYNERGY. 
  • Relationship between risk stratification by cardiac troponin level and adherence to guidelines for non-ST-segment elevation acute coronary syndromes. 
  • Relationship between systolic blood pressure, ventricular volume and ischemic pain perception in patients with angina pectoris: a potential role for baroreceptors. 
  • Relationships Between Baseline Q Waves, Time From Symptom Onset, and Clinical Outcomes in ST-Segment-Elevation Myocardial Infarction Patients: Insights From the Vital Heart Response Registry. 
  • Relationships among ventricular arrhythmias, coronary artery disease, and angiographic and electrocardiographic indicators of myocardial fibrosis. 
  • Relationships between cardiac magnetic resonance imaging abnormalities in the inter-ventricular septum and Selvester QRS scoring criteria for anterior-septal myocardial infarction in patients with right ventricular volume overload. 
  • Relative importance of electrode placement over number of channels in transient myocardial ischemia detection by Holter monitoring. 
  • Relative prognostic value of baseline Q wave and time from symptom onset among men and women with ST-elevation myocardial infarction undergoing percutaneous coronary intervention. 
  • Reliability of single-lead and multiple-lead electrocardiography during and after exercise. 
  • Renal failure in patients with ST-segment elevation acute myocardial infarction treated with primary percutaneous coronary intervention: Predictors, clinical and angiographic features, and outcomes. 
  • Reperfusion paradox in ST-segment elevation myocardial infarction. 
  • Reperfusion strategies in acute ST-segment elevation myocardial infarction: a comprehensive review of contemporary management options. 
  • Reperfusion strategy and mortality in ST-elevation myocardial infarction among patients with and without impaired renal function. 
  • Reperfusion ventricular arrhythmia 'bursts' in TIMI 3 flow restoration with primary angioplasty for anterior ST-elevation myocardial infarction: a more precise definition of reperfusion arrhythmias. 
  • Reperfusion ventricular arrhythmia 'bursts' predict larger infarct size despite TIMI 3 flow restoration with primary angioplasty for anterior ST-elevation myocardial infarction. 
  • Reperfusion ventricular arrhythmia bursts identify larger infarct size in spite of optimal epicardial and microvascular reperfusion using cardiac magnetic resonance imaging. 
  • Reply: To PMID 23265340. 
  • Repolarization variant vs acute pericarditis. A prospective electrocardiographic and echocardiographic evaluation. 
  • Report of the first virtual visualization of the reconstructed electrocardiographic display symposium. 
  • Resolution of ST-segment depression: A new prognostic marker in ST-segment elevation myocardial infarction. 
  • Responding to the letter to the editor by Saver. 
  • Response of relatively refractory canine myocardium to monophasic and biphasic shocks. 
  • Resting Heart Rate and Long-term Outcomes Among the African American Population: Insights From the Jackson Heart Study. 
  • Resting heart rate in middle age and diabetes development in older age. 
  • Results from the IQ-CSRC prospective study support replacement of the thorough QT study by QT assessment in the early clinical phase. 
  • Revascularization improves survival in ischemic cardiomyopathy regardless of electrocardiographic criteria for prior small-to-medium myocardial infarcts. 
  • Review: A single hs-cTnT with a cutpoint < limit of detection plus a nonischemic ECG can rule out acute MI. 
  • Rhythm control in heart failure patients with atrial fibrillation: contemporary challenges including the role of ablation. 
  • Right and left ventricular performance during and after abdominal aortic aneurysm repair. 
  • Right ventricular aneurysm due to ischemic disease. Diagnosis by radionuclide angiography with localization of the site of PVC origin by phase analysis. 
  • Right ventricular infarction with shock but without significant left ventricular infarction: a new clinical syndrome. 
  • Right, but not left, bundle branch block is associated with large anteroseptal scar. 
  • Risk Stratification for Arrhythmic Events in Patients With Asymptomatic Pre-Excitation: A Systematic Review for the 2015 ACC/AHA/HRS Guideline for the Management of Adult Patients With Supraventricular Tachycardia: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. 
  • Risk profiles and one-year outcomes of patients with newly diagnosed atrial fibrillation in India: Insights from the GARFIELD-AF Registry. 
  • Risk stratification after myocardial infarction. 
  • Risk stratification in ST-elevation myocardial infarction is enhanced by combining baseline ST deviation and subsequent ST-segment resolution. 
  • Risk stratification in acute coronary syndromes: the need for continued vigilance in "low-risk" patients. 
  • Risk stratification in arrhythmogenic right ventricular dysplasia/cardiomyopathy-associated desmosomal mutation carriers. 
  • Risk stratification in non-ST elevation acute coronary syndromes: searching for the right formula. 
  • Risk stratification of individuals with the Brugada electrocardiogram: a myth or a reality? 
  • Risk stratification with a point-of-care cardiac troponin T test in acute myocardial infarction. GUSTOIII Investigators. Global Use of Strategies To Open Occluded Coronary Arteries. 
  • Role of cardiac evaluation before thoracic endovascular aortic repair. 
  • Role of microvolt T-wave alternans in assessment of arrhythmia vulnerability among patients with heart failure and systolic dysfunction: primary results from the T-wave alternans sudden cardiac death in heart failure trial substudy. 
  • Role of sodium channel deglycosylation in the genesis of cardiac arrhythmias in heart failure. 
  • SAPA-2 is the Fan. 
  • SPECT myocardial perfusion imaging for the assessment of left ventricular mechanical dyssynchrony. 
  • ST resolution 1 hour after fibrinolysis for prediction of myocardial infarct size: insights from ASSENT 3. 
  • ST segment resolution in ASSENT 3: insights into the role of three different treatment strategies for acute myocardial infarction. 
  • ST segment shift in unstable angina: pathophysiology and association with coronary anatomy and hospital outcome. 
  • ST-Segment recovery adds to the assessment of TIMI 2 and 3 flow in predicting infarct wall motion after thrombolytic therapy. 
  • ST-elevation acute coronary syndromes in the Platelet Inhibition and Patient Outcomes (PLATO) trial: insights from the ECG substudy. 
  • ST-elevation no myocardial infarction. 
  • ST-segment elevation myocardial infarction: recommendations on triage of patients to heart attack centers: is it time for a national policy for the treatment of ST-segment elevation myocardial infarction? 
  • ST-segment monitoring in patients with acute coronary syndromes. 
  • ST-segment recovery and outcome after primary percutaneous coronary intervention for ST-elevation myocardial infarction: insights from the Assessment of Pexelizumab in Acute Myocardial Infarction (APEX-AMI) trial. 
  • ST-segment recovery as an endpoint in acute myocardial infarction trials. Past, present, and future. 
  • ST-segment resolution and outcome in myocardial infarction. 
  • ST-segment-elevation myocardial infarction patients randomized to a pharmaco-invasive strategy or primary percutaneous coronary intervention: Strategic Reperfusion Early After Myocardial Infarction (STREAM) 1-year mortality follow-up. 
  • Safety and Tolerability of Neladenoson Bialanate, a Novel Oral Partial Adenosine A1 Receptor Agonist, in Patients With Chronic Heart Failure. 
  • Safety and efficacy of rivastigmine in children with Down syndrome: A double blind placebo controlled trial. 
  • Safety of antipsychotics in the setting of QTc prolongation: the utility of the JT index. 
  • Safety of slow pathway ablation in patients with long PR interval: further evidence of fast and slow pathway interaction. 
  • Safety of ticagrelor in patients with baseline conduction abnormalities: A PLATO (Study of Platelet Inhibition and Patient Outcomes) analysis. 
  • Sampling rates required for digital recording of intracellular and extracellular cardiac potentials. 
  • Sarcoidosis with incomplete bilateral bundle branch block pattern disappearing following steroid therapy: an electrophysiological study. 
  • 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. 
  • Scientific STAFF and MALT meetings - past, present, and future. 
  • Screening, early detection, and diagnosis of pulmonary arterial hypertension: ACCP evidence-based clinical practice guidelines. 
  • Seizure threshold in electroconvulsive therapy (ECT) II. The anticonvulsant effect of ECT. 
  • Seizures, syncope, or breath-holding presenting to the pediatric neurologist--when is the etiology a life-threatening arrhythmia? 
  • Selecting a noninvasive imaging study after an inconclusive exercise test. 
  • Selection of patients for direct myocardial revascularization. 
  • Selection of the number and positions of measuring locations for electrocardiography. 
  • Selvester scoring in patients with strict LBBB using the QUARESS software. 
  • Semi-automated QRS score as a predictor of survival in CRT treated patients with strict left bundle branch block. 
  • Sensing lead insulation fractures following implantable cardioverter-defibrillator placement. 
  • Sensitive troponin assays in patients with suspected acute coronary syndrome: Results from the multicenter rule out myocardial infarction using computer assisted tomography II trial. 
  • Sensitivity of a set of myocardial infarction screening criteria in patients with anatomically documented single and multiple infarcts. 
  • Serelaxin in acute heart failure patients with and without atrial fibrillation: a secondary analysis of the RELAX-AHF trial. 
  • Serial Heart Rates, Guideline-Directed Beta Blocker Use, and Outcomes in Patients With Chronic Heart Failure With Reduced Ejection Fraction. 
  • Serial changes in the high-frequency ECG during the first year following acute myocardial infarction. 
  • Serial evaluation of right ventricular dysfunction associated with acute inferior myocardial infarction. 
  • Serial prognostic capabilities of electrocardiographic indices of infarcted and hibernating myocardium in predicting short- and long-term outcome following coronary artery bypass surgery. 
  • Serial thallium-201 imaging at rest in patients with unstable and stable angina pectoris: relationship of myocardial perfusion at rest to presenting clinical syndrome. 
  • Severe pulmonary hypertension and cor pulmonale in the acquired immunodeficiency syndrome. 
  • Sex-Stratified Trends in Enrollment, Patient Characteristics, Treatment, and Outcomes Among Non-ST-Segment Elevation Acute Coronary Syndrome Patients: Insights From Clinical Trials Over 17 Years. 
  • Short- and long-term outcomes following atrial fibrillation in patients with acute coronary syndromes with or without ST-segment elevation. 
  • Short- and long-term outcomes of patients with electrocardiographic left ventricular hypertrophy after fibrinolysis for acute myocardial infarction. 
  • Short- and long-term risk stratification in acute coronary syndromes: the added value of quantitative ST-segment depression and multiple biomarkers. 
  • Short-term effects of fine particulate matter and ozone on the cardiac conduction system in patients undergoing cardiac catheterization. 
  • Should the emergence of new agents change the management of patients with acute coronary syndromes without ST-segment elevation? 
  • Significance of T-wave amplitude and dynamics at the time of reperfusion in patients with acute ST-segment elevation myocardial infarction treated with primary percutaneous coronary intervention. 
  • Significance of high degree atrioventricular block in acute posterior myocardial infarction. The importance of clinical setting and mechanism of block. 
  • Significant sex differences in the correlation of electrocardiographic exercise testing and coronary arteriograms. 
  • Silent myocardial ischemia in patients undergoing peripheral vascular surgery: incidence and association with perioperative cardiac morbidity and mortality. 
  • Simplified Predictive Instrument to Rule Out Acute Coronary Syndromes in a High-Risk Population. 
  • Simulation of Daily Snapshot Rhythm Monitoring to Identify Atrial Fibrillation in Continuously Monitored Patients with Stroke Risk Factors. 
  • Simultaneous ST-segment measurements using standard and monitoring-compatible torso limb lead placements at rest and during coronary occlusion. 
  • Simultaneous comparison of 3 derived 12-lead electrocardiograms with standard electrocardiogram at rest and during percutaneous coronary occlusion. 
  • Simultaneous comparison of three derived 12-lead ECGs with standard ECG at rest and during percutaneous coronary occlusion. 
  • Simultaneous multichannel cardiac mapping systems. 
  • Simultaneously collected monopolar and discrete bipolar electrograms: comparison of activation time detection algorithms. 
  • Single-lead f-wave extraction using diffusion geometry. 
  • Sinus node disease. 
  • Sinus node dysfunction. 
  • Size Matters: Normalization of QRS Duration to Left Ventricular Dimension Improves Prediction of Long-Term Cardiac Resynchronization Therapy Outcome. 
  • Size and transmural extent of first-time reperfused myocardial infarction assessed by cardiac magnetic resonance can be estimated by 12-lead electrocardiogram. 
  • Skin-electrode impedance and its effect on recording cardiac potentials. 
  • Sleep apnea symptoms and risk of temporomandibular disorder: OPPERA cohort. 
  • Sleep-wake classification via quantifying heart rate variability by convolutional neural network. 
  • Slowed ST segment recovery despite early infarct artery patency in patients with Q waves at presentation with a first acute myocardial infarction. Implications of initial Q waves on myocyte reperfusion. 
  • Smartphone ECG for evaluation of ST-segment elevation myocardial infarction (STEMI): Design of the ST LEUIS International Multicenter Study. 
  • Smartphone ECG for evaluation of STEMI: results of the ST LEUIS Pilot Study. 
  • Smoking status and antithrombin therapy in patients with non-ST-segment elevation acute coronary syndrome. 
  • Sodium channel blockade with QRS widening after an escitalopram overdose. 
  • Sources of hospital-level variation in major bleeding among patients with non-st-segment elevation myocardial infarction: a report from the National Cardiovascular Data Registry (NCDR). 
  • Spatial, individual, and temporal variation of the high-frequency QRS amplitudes in the 12 standard electrocardiographic leads. 
  • Special issue of the Journal of Electrocardiology to commemorate Dr. Galen Wagner (1939-2016). 
  • Specificity for each of the 46 criteria of the Selvester QRS score for electrocardiographic myocardial scar sizing in left bundle branch block. 
  • Specificity of electrocardiographic myocardial infarction screening criteria in patients with nonischemic cardiomyopathies. 
  • Spectral analysis of activation time sequences. 
  • Spontaneous MI After Non-ST-Segment Elevation Acute Coronary Syndrome Managed Without Revascularization: The TRILOGY ACS Trial. 
  • Spontaneous occurrence of symptomatic paroxysmal atrial fibrillation and paroxysmal supraventricular tachycardia in untreated patients. 
  • Spontaneous reperfusion in ST-elevation myocardial infarction: comparison of angiographic and electrocardiographic assessments. 
  • Spread of excitation from the atrium into thoracic veins in human beings and dogs. 
  • Stability of multilead ST-segment "fingerprints" over time after percutaneous transluminal coronary angioplasty and its usefulness in detecting reocclusion. 
  • Standards for the function of an academic 12-lead electrocardiographic core laboratory. 
  • Statistical analysis methods for QT/QTc prolongation. 
  • Statistical analysis of signals from an intracavitary probe in a diseased heart. 
  • Statistical assessment of QT/QTc prolongation based on maximum of correlated normal random variables. 
  • Stimulus-induced critical point. Mechanism for electrical initiation of reentry in normal canine myocardium. 
  • Strategies for optimizing outcomes in the NSTE-ACS patient The CATH (cardiac catheterization and antithrombotic therapy in the hospital) Clinical Consensus Panel Report. 
  • Strength-interval curves in canine myocardium at very short cycle lengths. 
  • Stress cardiomyopathy: aetiology and management. 
  • Stroke after primary percutaneous coronary intervention in patients with ST-segment elevation myocardial infarction: timing, characteristics, and clinical outcomes. 
  • Stroke in patients with acute coronary syndromes: incidence and outcomes in the platelet glycoprotein IIb/IIIa in unstable angina. Receptor suppression using integrilin therapy (PURSUIT) trial. The PURSUIT Investigators. 
  • Studies of pulsus alternans in man by means of the pressure-gradient technique. 
  • Study design and rationale of a comparison of prasugrel and clopidogrel in medically managed patients with unstable angina/non-ST-segment elevation myocardial infarction: the TaRgeted platelet Inhibition to cLarify the Optimal strateGy to medicallY manage Acute Coronary Syndromes (TRILOGY ACS) trial. 
  • Study of unipolar electrogram morphology in a computer model of atrial fibrillation. 
  • Successful resuscitation after ropivacaine-induced ventricular fibrillation. 
  • Sudden cardiac arrest in ESRD patients. 
  • Sudden death and resisted mechanical restraint: a case report. 
  • Sudden death in cancer patients receiving lithium. 
  • Summary of evidence regarding hospital strategies to reduce door-to-balloon times for patients with ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention. 
  • Supplement on acute coronary syndromes: introduction. 
  • Supraventricular tachycardia dependent upon accessory pathways in the absence of ventricular preexcitation. 
  • Supraventricular tachycardia in four young dogs. 
  • Supraventricular tachycardia terminated by external mechanical stimulation: a case of "pothole conversion". 
  • Surgical correction of ventricular septal defect following acute myocardial infarction. 
  • Surgical management of chronic pulmonary embolism. 
  • Surgical management of congenital coronary artery fistula. 
  • Surgical treatment of automatic atrial tachycardias. 
  • Surgical treatment of supraventricular tachyarrhythmias. 
  • Surgical treatment of the Wolff-Parkinson-White syndrome and other supraventricular tachyarrhythmias. 
  • Survival in medically treated coronary artery disease. 
  • Sustained attention performance during sleep deprivation associates with instability in behavior and physiologic measures at baseline. 
  • Sustained ventricular arrhythmias among patients with acute coronary syndromes with no ST-segment elevation: incidence, predictors, and outcomes. 
  • Swallow syncope. 
  • Sympathectomy for Stabilization of Heart Failure Due to Drug-Refractory Ventricular Tachycardia. 
  • Synergy of MDCT and cine MRI for the evaluation of cardiac motility. 
  • System dynamics modeling in the evaluation of delays of care in ST-segment elevation myocardial infarction patients within a tiered health system. 
  • Systolic time interval characteristics in children with Duchenne's progressive muscular dystrophy. 
  • T wave alternans: a marker of myocardial instability. 
  • T wave amplitudes in normal populations. Variation with ECG lead, sex, and age. 
  • T-wave and QT interval alternans. 
  • Tailoring therapy to best suit ST-segment elevation myocardial infarction: searching for the right fit. 
  • Takotsubo cardiomyopathy: an unusual syndrome mimicking an ST-elevation myocardial infarction. 
  • Takotsubo cardiomyopathy: case report and review of the literature. 
  • Targeted disruption of the Kvlqt1 gene causes deafness and gastric hyperplasia in mice. 
  • Task Force 1: preparticipation screening and diagnosis of cardiovascular disease in athletes. 
  • Teaching crucial skills: An electrocardiogram teaching module for medical students. 
  • Temporal Trends in the Clinical Acuity of Patients with ST-Segment Elevation Myocardial Infarction. 
  • Temporal changes in biomarkers and their relationships to reperfusion and to clinical outcomes among patients with ST segment elevation myocardial infarction. 
  • Temporal changes in the use of drug-eluting stents for patients with non-ST-Segment-elevation myocardial infarction undergoing percutaneous coronary intervention from 2006 to 2008: results from the can rapid risk stratification of unstable angina patients supress ADverse outcomes with early implementation of the ACC/AHA guidelines (CRUSADE) and acute coronary treatment and intervention outcomes network-get with the guidelines (ACTION-GWTG) registries. 
  • Temporal complexity of repolarization and mortality in patients with implantable cardioverter defibrillators. 
  • Temporal evolution in the management of acute ST elevation myocardial infarction: the seven-year GUSTO experience from canada and the united states. The North American GUSTO-I and GUSTO-III investigators. 
  • Temporal evolution of traditional versus transformed ECG-based indexes in patients with induced myocardial ischemia. 
  • Temporal trends in clinical characteristics of patients without known cardiovascular disease with a first episode of myocardial infarction. 
  • Temporal trends in medical therapies for ST- and non-ST elevation myocardial infarction: (from the Atherosclerosis Risk in Communities [ARIC] Surveillance Study). 
  • Temporal trends in patient and treatment delay among men and women presenting with ST-elevation myocardial infarction. 
  • Temporary, catheter-induced block in accessory pathways. 
  • Tenecteplase and tirofiban in ST-segment elevation acute myocardial infarction: results of a randomized trial. 
  • The 1st symposium on ECG changes in left or right ventricular hypertension or hypertrophy in conditions of pressure overload. 
  • The 2004 ACC/AHA Guidelines: a perspective and adaptation for Canada by the Canadian Cardiovascular Society Working Group. 
  • The 4th Report of the Working Group on ECG diagnosis of Left Ventricular Hypertrophy. 
  • The Cardiac Safety Research Consortium ECG database. 
  • The Cardiac Safety Research Consortium electrocardiogram warehouse: thorough QT database specifications and principles of use for algorithm development and testing. 
  • The Fontan right atrium--in context. 
  • The Hostile Thoracic Aorta: Management Considerations for Severe Aortic Atheroma in a Challenging Case of Coronary Artery Bypass Grafting and Mitral Valve Replacement. 
  • The J wave patterns and risk of sudden cardiac death in patients with coronary artery disease. 
  • The Research Practicum and International Research Interdisciplinary School (IRIS) initiatives: In memory of Professor Galen S. Wagner M.D., PhD. 
  • The STAFF studies of the first 5 minutes of percutaneous coronary angioplasty balloon occlusion in man. 
  • The Second Annual Think Tank on Prevention of Sudden Cardiac Death in the Young: Developing a rational, reliable, and sustainable national health care resource. A report from the Cardiac Safety Research Consortium. 
  • The Selvester QRS score updated for use in conduction abnormalities: are we really ready to score? 
  • The Selvester QRS scoring system for estimating myocardial infarct size. The development and application of the system. 
  • The Strategic Reperfusion Early After Myocardial Infarction (STREAM) study. 
  • The Systematic Evaluation of Identifying the Infarct Related Artery Utilizing Cardiac Magnetic Resonance in Patients Presenting with ST-Elevation Myocardial Infarction. 
  • The accuracy of the electrocardiogram during exercise stress test based on heart size. 
  • The added value of simultaneous myocardial perfusion and left ventricular function. 
  • The arrhythmogenicity of theophylline. A multivariate analysis of clinical determinants. 
  • The association of in-hospital guideline adherence and longitudinal postdischarge mortality in older patients with non-ST-segment elevation myocardial infarction. 
  • The association of patent foramen ovale and atrial fibrillation after coronary artery bypass graft surgery. 
  • The assumptions of isochronal cardiac mapping. 
  • The ballooning mitral valve in patients with the "precordial honk" or "whoop". 
  • The clinical impact of incomplete left atrial appendage closure with the Watchman Device in patients with atrial fibrillation: a PROTECT AF (Percutaneous Closure of the Left Atrial Appendage Versus Warfarin Therapy for Prevention of Stroke in Patients With Atrial Fibrillation) substudy. 
  • The clinical implications of cumulative right ventricular pacing in the multicenter automatic defibrillator trial II. 
  • 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 and validity of troponin I assay systems in diagnosing myocardial ischemic injury after surgical coronary revascularization. 
  • The correlation between presenting ST-segment depression and the final size of acute myocardial infarcts in patients with acute coronary syndromes. 
  • The diagnosis of acute myocardial infarction. 
  • The diagnosis of pulmonary embolism. 
  • The diagnostic approach to acute venous thromboembolism. Clinical practice guideline. American Thoracic Society. 
  • The early glycoprotein IIb/IIIa inhibition in non-ST-segment elevation acute coronary syndrome (EARLY ACS) trial: a randomized placebo-controlled trial evaluating the clinical benefits of early front-loaded eptifibatide in the treatment of patients with non-ST-segment elevation acute coronary syndrome--study design and rationale. 
  • The economic consequences of available diagnostic and prognostic strategies for the evaluation of stable angina patients: an observational assessment of the value of precatheterization ischemia. Economics of Noninvasive Diagnosis (END) Multicenter Study Group. 
  • The editor's roundtable: management and treatment of non-ST-segment elevation in acute coronary syndromes. 
  • The effect of Kö 1173, a new anticonvulsant agent on experimental cardiac arrhythmias. 
  • The effect of blockade of the CD11/CD18 integrin receptor on infarct size in patients with acute myocardial infarction treated with direct angioplasty: the results of the HALT-MI study. 
  • The effect of bretylium tosylate on ventricular function. 
  • The effect of cardiac tamponade on coronary haemodynamics in the awake dog. 
  • The effect of lithium carbonate administration in patients with advanced small cell bronchogenic carcinoma receiving combination chemotherapy and radiotherapy. 
  • The effects of atrial fibrillation on myocardial blood flow and energetics. 
  • The effects of dopamine on myocardial functional recovery after reversible ischemic injury. 
  • The electrocardiogram in chronic obstructive lung disease. 
  • The electrocardiogram in left ventricular hypertrophy: past and future. 
  • The electrocardiogram in tetralogy of Fallot. 
  • The electrophysiologic basis and management of symptomatic recurrent tachycardia in patients with Ebstein's anomaly of the tricuspid valve. 
  • The end of an electrocardiographic dogma: a prominent R wave in V1 is caused by a lateral not posterior myocardial infarction-new evidence based on contrast-enhanced cardiac magnetic resonance-electrocardiogram correlations. 
  • The epicardial field potential in dog: implications for recording site density during epicardial mapping. 
  • The evaluation of a precordial ECG BELT: technologist satisfaction and accuracy of recording. 
  • The first ISCE Board of "Trustees" overview panel session: ischemia monitoring, state of the art. International Society of Computerized Electrocardiology. 
  • The force-interval relationship of the left ventricle. 
  • The forgotten lead: does aVR ST-deviation add insight into the outcomes of ST-elevation myocardial infarction patients? 
  • The forward and inverse problems: what are they, why are they important, and where do we stand? 
  • The genetics of the J wave patterns. 
  • The global health and economic burden of hospitalizations for heart failure: lessons learned from hospitalized heart failure registries. 
  • The impact of a statewide pre-hospital STEMI strategy to bypass hospitals without percutaneous coronary intervention capability on treatment times. 
  • The impact of autoperfusion on quantitative electrocardiographic parameters of ischemia severity, extent, and "burden" during salvage of elective coronary angioplasty. 
  • The impact of emergency department structure and care processes in delivering care for non-ST-segment elevation acute coronary syndromes. 
  • The impact of gender on the treatment and outcomes of patients with early reinfarction after fibrinolysis: insights from ASSENT-2. 
  • The impact of processes of care on myocardial infarct size in patients with ST-segment elevation myocardial infarction: observations from the CRISP-AMI trial. 
  • The independently fractal nature of respiration and heart rate during exercise under normobaric and hyperbaric conditions. 
  • The influence of cardiograph design and automated algorithms on the incidence and detection of electrode cable reversals in an academic electrocardiogram laboratory. 
  • The influence of collateral flow on the antegrade and retrograde distribution of cardioplegia in patients with an occluded right coronary artery. 
  • The influence of editing on the performance of a computer program for serial comparison of electrocardiograms. 
  • The initial electrocardiographic pattern in acute myocardial infarction: correlation with infarct size. 
  • The late presenting STEMI: How ECG scores can be used to estimate event time. 
  • The left bundle-branch block puzzle in the 2013 ST-elevation myocardial infarction guideline: from falsely declaring emergency to denying reperfusion in a high-risk population. Are the Sgarbossa Criteria ready for prime time? 
  • The mode selection trial (MOST) in sinus node dysfunction: design, rationale, and baseline characteristics of the first 1000 patients. 
  • The multicenter study of enhanced external counterpulsation (MUST-EECP): effect of EECP on exercise-induced myocardial ischemia and anginal episodes. 
  • The myocardial area at risk. 
  • The need for regional integrated care for ST-segment elevation myocardial infarction. 
  • The noninvasive localization of ventricular pacing sites by radionuclide phase imaging. 
  • The nonnervous causes of normal physiologic tremor. 
  • The portable programmable microprocessor-driven real-time 12-lead electrocardiographic monitor: a preliminary report of a new device for the noninvasive detection of successful reperfusion or silent coronary reocclusion. 
  • The predictive value of an ECG-estimated Acute Ischemia Index for prognosis of myocardial salvage and infarct healing 3months following inferior ST-elevated myocardial infarction. 
  • The predictive value of transaminases at admission in patients hospitalized for heart failure: findings from the RO-AHFS registry. 
  • The prevalence and outcomes of transradial percutaneous coronary intervention for ST-segment elevation myocardial infarction: analysis from the National Cardiovascular Data Registry (2007 to 2011). 
  • The prevalence of lateral lead early repolarization in otherwise normal electrocardiograms as a function of age. 
  • The probability of defibrillation success and the incidence of postshock arrhythmia as a function of shock strength. 
  • The prognostic implications of negative T waves in the leads with ST segment elevation on admission in acute myocardial infarction. 
  • The prognostic value of the admission and predischarge electrocardiogram in acute coronary syndromes: the GUSTO-IIb ECG Core Laboratory experience. 
  • The psychiatric use of electrically induced seizures. 
  • The quest for optimal electrocardiography. Tast Force I: standardization of terminology and interpretation. 
  • The radiologic evaluation of the patient with suspected pulmonary thromboembolic disease. 
  • The rational clinical examination. Is this patient having a myocardial infarction? 
  • The relationship between baseline risk and mortality in ST-elevation acute myocardial infarction treated with pharmacological reperfusion: insights from the Global Utilization of Strategies To open Occluded arteries (GUSTO) V trial. 
  • The relationship between electrical axis by 12-lead electrocardiogram and anatomical axis of the heart by cardiac magnetic resonance in healthy subjects. 
  • The relationship between meteorological conditions and index acute coronary events in a global clinical trial. 
  • The relationship between mitral papillary muscles positions and characteristics of the QRS complex. 
  • The relationship between plasma beta-endorphin, opioid receptor activity, and silent myocardial ischemia. 
  • The relationship between serial postinfarction T wave changes and infarct size and ventricular function as determined by cardiac magnetic resonance imaging. 
  • The relationship between terminal QRS distortion on initial ECG and final infarct size at 4months in conventional ST- segment elevation myocardial infarct patients. 
  • The relative accuracies of ECG precordial lead waveforms derived from EASI leads and those acquired from paramedic applied standard leads. 
  • The relative risk of spontaneous complete atrioventricular block in elderly patients with impaired intra-ventricular conduction. 
  • The role of ECG in the diagnosis of left ventricular hypertrophy. 
  • The role of diabetes mellitus in the composition of coronary thrombi in patients presenting with acute ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention. 
  • The role of reperfusion therapy in paced patients with acute myocardial infarction. 
  • The spontaneous occurrence of paroxysmal supraventricular tachycardia. 
  • The standard 11-lead ECG. Neglect of lead aVR in the classical limb lead display. 
  • The surgical treatment of atrial fibrillation. II. Intraoperative electrophysiologic mapping and description of the electrophysiologic basis of atrial flutter and atrial fibrillation. 
  • The time for naming the Interatrial Block Syndrome: Bayes Syndrome. 
  • The usage patterns of cardiac bedside markers employing point-of-care testing for troponin in non-ST-segment elevation acute coronary syndrome: results from CRUSADE. 
  • The use of isopotential surface maps in understanding clinical ECGs. 
  • The use of tomographic myocardial perfusion scanning to evaluate an electrocardiographic salvage estimation method in patients with acute myocardial infarction: an AMISTAD substudy. Acute Myocardial Infarction Study Adenosine. 
  • The usefulness of T-wave peak to T-wave end interval in identifying malignant arrhythmias in patients with Chagas disease. 
  • The utility of modified Butler-Leggett criteria for right ventricular hypertrophy in detection of clinically significant shunt ratio in ostium secundum-type atrial septal defect in adults. 
  • The wavefront phenomenon of ischemic cell death. 1. Myocardial infarct size vs duration of coronary occlusion in dogs. 
  • Thermal-perfusion balloon coronary angioplasty: in vivo evaluation. 
  • Thioridazine (mellaril)-induced ventricular tachycardia controlled with an artificial pacemaker. 
  • Third universal definition of myocardial infarction. 
  • Thresholds for the electrocardiographic change range of biochemical markers of acute myocardial infarction (GUSTO-IIa data). 
  • 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. 
  • Thrombolysis and adjunctive therapy in acute myocardial infarction: the Seventh ACCP Conference on Antithrombotic and Thrombolytic Therapy. 
  • Thrombolytic, antithrombin, and antiplatelet treatment of acute coronary syndromes. 
  • Ticagrelor versus clopidogrel in patients with ST-elevation acute coronary syndromes intended for reperfusion with primary percutaneous coronary intervention: A Platelet Inhibition and Patient Outcomes (PLATO) trial subgroup analysis. 
  • Ticagrelor versus clopidogrel in patients with acute coronary syndromes. 
  • Tick tock. 
  • Time course of ECG depolarization and repolarization changes during ischemia in PTCA recordings. 
  • Time to treatment influences the impact of ST-segment resolution on one-year prognosis: insights from the assessment of the safety and efficacy of a new thrombolytic (ASSENT-2) trial. 
  • Time-dependent predictors of primary cardiac arrest in patients with acute myocardial infarction. 
  • Time-of-day effect on cardiac responses to progressive exercise. 
  • Time-varying spectral analysis revealing differential effects of sevoflurane anaesthesia: non-rhythmic-to-rhythmic ratio. 
  • Timing of and risk factors for myocardial ischemic events after percutaneous coronary intervention (IMPACT-II). Integrilin to Minimize Platelet Aggregation and Coronary Thrombosis. 
  • Tolvaptan administration does not affect steady state amiodarone concentrations in patients with cardiac arrhythmias. 
  • Torsades de pointes associated with fluoroquinolones. 
  • Toxic effects of hypoxia on neonatal cardiac function in the rat: alpha-adrenergic mechanisms. 
  • Tracking-cuff system for beat-to-beat recording of blood pressure. 
  • Trajectories of maternal depression over 7 years: relations with child psychophysiology and behavior and role of contextual risks. 
  • Transatlantic Comparison of ST-Segment Elevation Myocardial Infarction Guidelines: Insights From the United States and Europe. 
  • Transcatheter Leadless Pacemaker Implantation for Complete Heart Block Following CoreValve Transcatheter Aortic Valve Replacement. 
  • Transesophageal echocardiographic assessment of reversal of systolic pulmonary venous flow in mitral stenosis. 
  • Transfusion practice and outcomes in non-ST-segment elevation acute coronary syndromes. 
  • Transient QRS changes simulating acute myocardial infarction. 
  • Transient alterations of the QRS complex and ST segment during percutaneous transluminal balloon angioplasty of the left anterior descending coronary artery. 
  • Transient alterations of the QRS complex and ST segment during percutaneous transluminal balloon angioplasty of the right and left circumflex coronary arteries. 
  • Transient data stream dissociation in computerized data acquisition system masquerading as a sensing abnormality. 
  • Transient platelet aggregation as a mechanism of unstable angina. Aggressive treatment with coronary angioplasty. 
  • Transient reversal of bifascicular block during acute myocardial infarction with reperfusion therapy: a word of caution. 
  • Transluminal catheter reperfusion: a new technique to reestablish blood flow after coronary occlusion during percutaneous transluminal coronary angioplasty. 
  • Transmural action potential repolarization heterogeneity develops postnatally in the rabbit. 
  • Transmural myocardial blood flow in a canine model of coronary artery bridging. 
  • Transplantation of embryonic stem cells into the infarcted mouse heart: formation of multiple cell types. 
  • Transport time and care processes for patients transferred with ST-segment-elevation myocardial infarction: the reperfusion in acute myocardial infarction in Carolina emergency rooms experience. 
  • Transthoracic percutaneous access for electroanatomic mapping and catheter ablation of atrial tachycardia in patients with a lateral tunnel Fontan. 
  • Traumatic Gerbode ventricular septal defect and third-degree heart block. 
  • Treating patients with acute coronary syndromes with aggressive antiplatelet therapy (from the Global Registry of Acute Coronary Events). 
  • Treatment and outcomes in patients with myocardial infarction treated with acute β-blocker therapy: results from the American College of Cardiology's NCDR(®). 
  • Treatment of complete heart block with inhaled beta-agonists. 
  • Trends and predictors of length of stay after primary percutaneous coronary intervention: a report from the CathPCI registry. 
  • Trends in acute reperfusion therapy for ST-segment elevation myocardial infarction from 1999 to 2006: we are getting better but we have got a long way to go. 
  • Trends in physician management of uncomplicated acute myocardial infarction, 1970 to 1987. 
  • Trends in presenting characteristics and hospital mortality among patients with ST elevation and non-ST elevation myocardial infarction in the National Registry of Myocardial Infarction from 1990 to 2006. 
  • Trends in quality of care for patients with acute myocardial infarction in the National Registry of Myocardial Infarction from 1990 to 2006. 
  • Trends in reperfusion strategies, door-to-needle and door-to-balloon times, and in-hospital mortality among patients with ST-segment elevation myocardial infarction enrolled in the National Registry of Myocardial Infarction from 1990 to 2006. 
  • Trends in use of anti-thrombotic agents and outcomes in patients with non-ST-segment elevation myocardial infarction (NSTEMI) managed with an invasive strategy. 
  • Troponin T and quantitative ST-segment depression offer complementary prognostic information in the risk stratification of acute coronary syndrome patients. 
  • Troponin and other cardiac markers: role in management of acute coronary syndromes. 
  • Troponin-positive, MB-negative patients with non-ST-elevation myocardial infarction: An undertreated but high-risk patient group: Results from the National Cardiovascular Data Registry Acute Coronary Treatment and Intervention Outcomes Network-Get With The Guidelines (NCDR ACTION-GWTG) Registry. 
  • Troponin: an important prognostic marker and risk-stratification tool in non-ST-segment elevation acute coronary syndromes. 
  • TrueFISP: assessment of accuracy for measurement of left ventricular mass in an animal model. 
  • Twelve-lead electrocardiogram: the advantages of an orderly frontal lead display including lead -aVR. 
  • Two dimensional echocardiography in mitral, aortic and tricuspid valve prolapse. The clinical problem, cardiac nuclear imaging considerations and a proposed standard for diagnosis. 
  • Ultrasound assessment of left ventricular function following aortocoronary saphenous vein bypass grafting. 
  • Ultrasound probe with integrated ECG lead: feasibility study. 
  • Uncovering the shroud on antiplatelet therapy for patients with ST-segment elevation myocardial infarction undergoing percutaneous coronary intervention. 
  • Unexplained international differences in clinical outcomes after acute myocardial infarction and fibrinolytic therapy: lessons from the Hirulog and Early Reperfusion or Occlusion (HERO)-2 trial. 
  • Unraveling the spectrum of left bundle branch block in acute myocardial infarction: insights from the Assessment of the Safety and Efficacy of a New Thrombolytic (ASSENT 2 and 3) trials. 
  • Unrecognized non-Q-wave myocardial infarction: prevalence and prognostic significance in patients with suspected coronary disease. 
  • Unstable angina pectoris: National Cooperative Study Group to Compare Medical and Surgical Therapy. IV. Results in patients with left descending coronary artery disease. 
  • Unstable angina pectoris: National Cooperative Study Group to Compare Surgical and Medical Therapy. 
  • Unstable angina pectoris: national cooperative study group to compare surgical and medical therapy. III. Results in patients with S-T segment elevation during pain. 
  • Update on sick sinus syndrome, a cardiac disorder of aging. 
  • Upstream clopidogrel use and the efficacy and safety of early eptifibatide treatment in patients with acute coronary syndrome: an analysis from the Early Glycoprotein IIb/IIIa Inhibition in Patients with Non-ST-Segment Elevation Acute Coronary Syndrome (EARLY ACS) trial. 
  • Upstream use of small-molecule glycoprotein iib/iiia inhibitors in patients with non-ST-segment elevation acute coronary syndromes: a systematic overview of randomized clinical trials. 
  • Use of and inhospital outcomes after early clopidogrel therapy in patients not undergoing an early invasive strategy for treatment of non-ST-segment elevation myocardial infarction: results from Can Rapid risk stratification of Unstable angina patients Suppress ADverse outcomes with Early implementation of the American College of Cardiology/American Heart Association guidelines (CRUSADE). 
  • Use of combination antihypertensive therapy initiation in older Americans without prevalent cardiovascular disease. 
  • Use of early clopidogrel by reperfusion strategy among patients presenting with ST-segment elevation myocardial infarction. 
  • Use of electrocardiogram indices of myocardial ischemia for risk stratification and decision making of reperfusion strategies. 
  • Use of electrocardiogram to position right atrial catheters during surgery. 
  • Use of evidence-based therapies in short-term outcomes of ST-segment elevation myocardial infarction and non-ST-segment elevation myocardial infarction in patients with chronic kidney disease: a report from the National Cardiovascular Data Acute Coronary Treatment and Intervention Outcomes Network registry. 
  • Use of guidelines-recommended management and outcomes among women and men with low-level troponin elevation: insights from CRUSADE. 
  • Use of initial ST-segment deviation for prediction of final electrocardiographic size of acute myocardial infarcts. 
  • Use of prehospital 12-lead electrocardiography and treatment times among ST-elevation myocardial infarction patients with atypical symptoms. 
  • Use of resources, quality of life, and clinical outcomes in patients with and without new Q waves after thrombolytic therapy for acute myocardial infarction (from the GUSTO-I trial). 
  • Use of stress testing and diagnostic catheterization after coronary stenting: association of site-level patterns with patient characteristics and outcomes in 247,052 Medicare beneficiaries. 
  • Use of the 12-lead ECG to detect myocardial reperfusion and salvage during acute myocardial infarction. 
  • Use of the computer to detect the Pardee T wave. Frequent marker of coronary artery disease. 
  • Use of the peak troponin value to differentiate myocardial infarction from reversible neurogenic left ventricular dysfunction associated with aneurysmal subarachnoid hemorrhage. 
  • Use of ventricular synchronized triggered atrial pacing to facilitate hemodynamic support during mapping and catheter ablation of ventricular vachycardia. 
  • Usefulness and safety of vorapaxar in patients with non-ST-segment elevation acute coronary syndrome undergoing percutaneous coronary intervention (from the TRACER Trial). 
  • 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). 
  • Usefulness of combining necrosis and platelet markers in triaging patients presenting with chest pain to the emergency department. 
  • Usefulness of exercise electrocardiography and thallium scintigraphy in unstable angina pectoris in predicting the extent and severity of coronary artery disease. 
  • Usefulness of quantitative baseline ST-segment elevation for predicting outcomes after primary coronary angioplasty or fibrinolysis (results from the DANAMI-2 trial). 
  • Usefulness of quantitative versus qualitative ST-segment depression for risk stratification of non-ST elevation acute coronary syndromes in contemporary clinical practice. 
  • Usefulness of the QRS score as a strong prognostic marker in patients discharged after undergoing primary percutaneous coronary intervention for ST-segment elevation myocardial infarction. 
  • Usefulness of β-trace protein and cystatin C for the prediction of mortality in non ST segment elevation acute coronary syndromes. 
  • Utility of magnetic resonance imaging in cardiac venous anatomic variants. 
  • Utility of tissue Doppler and strain echocardiography in arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Utilization and impact of pre-hospital electrocardiograms for patients with acute ST-segment elevation myocardial infarction: data from the NCDR (National Cardiovascular Data Registry) ACTION (Acute Coronary Treatment and Intervention Outcomes Network) Registry. 
  • Validation of a noninvasive monitor to continuously trend individual responses to hypovolemia. 
  • Validation of advanced ECG diagnostic software for the detection of prior myocardial infarction by using nuclear cardiac imaging. 
  • Validation of an atrial fibrillation risk algorithm in whites and African Americans. 
  • Validation of the modified Sgarbossa criteria for acute coronary occlusion in the setting of left bundle branch block: A retrospective case-control study. 
  • Validation of three-dimensional conduction models using experimental mapping: are we getting closer? 
  • Validity of a simple ST-elevation acute myocardial infarction risk index: are randomized trial prognostic estimates generalizable to elderly patients? 
  • Variability of action potential duration in pharmacologically induced long QT syndrome type 1. 
  • Variation in ST-segment elevation in early repolarization. 
  • Variations in practice and outcomes in patients undergoing primary percutaneous coronary intervention in the United States and Canada: insights from the Assessment of Pexelizumab in Acute Myocardial Infarction (APEX AMI) trial. 
  • Vascular hypertrophy is an early finding in essential hypertension and is related to arterial pressure waveform contour. 
  • Vectorcardiographic criteria for the diagnosis of anterior myocardial infarction. 
  • Vectorcardiographic criteria for the diagnosis of inferior myocardial infarction. 
  • Ventricular aneurysm with ventricular tachycardia. Report of a case with epicardial mapping and successful resection. 
  • Ventricular apical vents and postoperative focal contraction abnormalities in patients undergoing coronary artery bypass surgery. 
  • Ventricular arrhythmia burst is an independent indicator of larger infarct size even in optimal reperfusion in STEMI. 
  • Ventricular arrhythmia in the X-linked cardiomyopathy Barth syndrome. 
  • Ventricular fibrillation in the Wolff-Parkinson-White syndrome. 
  • Ventricular intramural and epicardial potential distributions during ventricular activation and repolarization in the intact dog. 
  • Ventricular tachycardia and fibrillation detection by a sequential hypothesis testing algorithm. 
  • Ventricular tachycardia induced cardiomyopathy: improvement with radiofrequency ablation. 
  • Very early diagnosis and risk stratification of patients admitted with suspected acute myocardial infarction by the combined evaluation of a single serum value of cardiac troponin-T, myoglobin, and creatine kinase MB(mass) 
  • Visualisation of presence, location, and transmural extent of healed Q-wave and non-Q-wave myocardial infarction. 
  • Visualization of discrete microinfarction after percutaneous coronary intervention associated with mild creatine kinase-MB elevation. 
  • Volume-mediated pulmonary responses in liver transplant candidates. 
  • Volumetric assessment of pulmonary nodules with ECG-gated MDCT. 
  • Vorapaxar in acute coronary syndrome patients undergoing coronary artery bypass graft surgery: subgroup analysis from the TRACER trial (Thrombin Receptor Antagonist for Clinical Event Reduction in Acute Coronary Syndrome). 
  • Vorapaxar in patients with peripheral artery disease and acute coronary syndrome: insights from Thrombin Receptor Antagonist for Clinical Event Reduction in Acute Coronary Syndrome (TRACER). 
  • Vorapaxar with or without clopidogrel after non-ST-segment elevation acute coronary syndromes: results from the thrombin receptor antagonist for clinical event reduction in acute coronary syndrome trial. 
  • Wellens syndrome: a life-saving diagnosis. 
  • What aspects of hospital culture influence quality? 
  • What clinicians should know about the QT interval. 
  • What does the left atrial v wave signify during balloon commissurotomy of mitral stenosis? 
  • What is the frequency and functional and clinical significance of complex lesions in non-infarct-related arteries after fibrinolysis for acute ST-elevation myocardial infarction? 
  • When Interpolation-Induced Reflection Artifact Meets Time-Frequency Analysis. 
  • When the body and appendage of the left atrium disagree: "Focal" atrial fibrillation-implications for atrial thrombus formation and risk of thromboembolism. 
  • Why are (only) some infarcted hearts arrhythmogenic? 
  • Wide complex bigeminy: unusual presentation of an atriofascicular fiber. 
  • Widely disseminated Cunninghamella mucormycosis in an adult renal transplant patient: case report and review of the literature. 
  • Wine drinking is associated with increased heart rate variability in women with coronary heart disease. 
  • Wolff-Parkinson-White syndrome in infants. 
  • Zones of atrial vulnerability. Relationships to basic cycle length. 
  • [Electrocardiography and serum CK-MB determination in myocardial infarction and reperfusion in patients treated with intravenous streptokinase or placebo] 
  • [Guidelines for the diagnosis and treatment of non-ST-segment elevation acute coronary syndromes]. 
  • [Quantitative analysis of variability of electrocardiograms typical for polymorphic arrhythmias] 
  • [Slow excitation waves and mechanisms of polymorphic ventricular tachycardia in an experimental model: isolated walls of the right ventricle from rabbit and squirrel] 
• 

  Keywords of People

  • Alexander, John Hunter Peel, Professor of Medicine, Medicine, Cardiology
  • Badea, Cristian Tudorel, Professor in Radiology, Radiology
  • Bennett, Vann, George B. Geller Professor for Research in Molecular Biology in the School of Medicine, Duke Cancer Institute
  • Brennan, J. Matthew, Associate Professor of Medicine, Medicine, Cardiology
  • Curtis, Lesley H., Professor in Population Health Sciences, Medicine, General Internal Medicine
  • Henriquez, Craig S., Professor of Biomedical Engineering, Pratt School of Engineering
  • Laskowitz, Daniel Todd, Professor of Neurology, Duke Innovation & Entrepreneurship
  • Limkakeng Jr., Alexander Tan, Associate Professor of Surgery, Surgery, Emergency Medicine
  • Milano, Carmelo Alessio, Professor of Surgery, Surgery, Cardiovascular and Thoracic Surgery
  • Muir, Kelly Walton, Associate Professor of Ophthalmology, Ophthalmology, Glaucoma
  • O'Connor, Christopher Michael, Richard Sean Stack, M.D. / Guidant Foundation Professor of Cardiology, Medicine, Clinical Pharmacology
  • Pitt, Geoffrey Stuart, Adjunct Professor in the Department of Medicine, Medicine, Cardiology
  • Stinnett, Sandra Sue, Associate Professor of Biostatistics and Bioinformatics, Biostatistics & Bioinformatics
  • Swaminathan, Madhav, Professor of Anesthesiology, Anesthesiology, Cardiothoracic
  • Turkington, Timothy Garvey, Associate Professor in Radiology, Radiology