Cardiac Resynchronization Therapy

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  Subject Areas on Research

  • 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. 
  • 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 HRS/EHRA/APHRS/SOLAECE expert consensus statement on optimal implantable cardioverter-defibrillator programming and testing. 
  • 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. 
  • ACCF/HRS/AHA/ASE/HFSA/SCAI/SCCT/SCMR 2013 appropriate use criteria for implantable cardioverter-defibrillators and cardiac resynchronization therapy: a report of the American College of Cardiology Foundation appropriate use criteria task force, Heart Rhythm Society, American Heart Association, American Society of Echocardiography, Heart Failure Society of America, Society for Cardiovascular Angiography and Interventions, Society of Cardiovascular Computed Tomography, and Society for Cardiovascular Magnetic Resonance. 
  • ACCF/HRS/AHA/ASE/HFSA/SCAI/SCCT/SCMR 2013 appropriate use criteria for implantable cardioverter-defibrillators and cardiac resynchronization therapy: a report of the American College of Cardiology Foundation appropriate use criteria task force, Heart Rhythm Society, American Heart Association, American Society of Echocardiography, Heart Failure Society of America, Society for Cardiovascular Angiography and Interventions, Society of Cardiovascular Computed Tomography, and Society for Cardiovascular Magnetic Resonance. 
  • Advances in Heart Failure Management: Improving Outcomes With Innovation. 
  • Are racial/ethnic gaps in the use of cardiac resynchronization therapy narrowing?: an analysis of 107,096 patients from the National Cardiovascular Data Registry's ICD Registry. 
  • Association Between a Prolonged PR Interval and Outcomes of Cardiac Resynchronization Therapy: A Report From the National Cardiovascular Data Registry. 
  • Association between frequency of atrial and ventricular ectopic beats and biventricular pacing percentage and outcomes in patients with cardiac resynchronization therapy. 
  • Association between left ventricular ejection fraction post-cardiac resynchronization treatment and subsequent implantable cardioverter defibrillator therapy for sustained ventricular tachyarrhythmias. 
  • Association between myocardial substrate, implantable cardioverter defibrillator shocks and mortality in MADIT-CRT. 
  • Atrioventricular and ventricular-to-ventricular programming in patients with cardiac resynchronization therapy: results from ALTITUDE. 
  • Beyond pharmacological treatment: an insight into therapies that target specific aspects of heart failure pathophysiology. 
  • Biventricular pacing improves left ventricular function by 2-D strain in right ventricular failure. 
  • Cardiac MRI scar patterns differ by sex in an implantable cardioverter-defibrillator and cardiac resynchronization therapy cohort. 
  • Cardiac Resynchronization Therapy in the Autumn of Life. 
  • Cardiac contractility modulation: the next cardiac resynchronization therapy or another renal sympathetic denervation? 
  • Cardiac resynchronization therapy in chronic heart failure with moderately reduced left ventricular ejection fraction: Lessons from the Multicenter InSync Randomized Clinical Evaluation MIRACLE EF study. 
  • Cardiac resynchronization therapy in heart failure patients with less severe left ventricular dysfunction. 
  • Cardiac resynchronization therapy in patients with renal dysfunction: keep calm and carry on. 
  • Cardiac resynchronization therapy: Identifying an activation delay by regional strain analysis. 
  • Change in intrathoracic impedance measures during acute decompensated heart failure admission: results from the Diagnostic Data for Discharge in Heart Failure Patients (3D-HF) Pilot Study. 
  • Choosing a particular oral anticoagulant and dose for stroke prevention in individual patients with non-valvular atrial fibrillation: part 1. 
  • Clinical effectiveness of CRT and ICD therapy in heart failure patients by racial/ethnic classification: insights from the IMPROVE HF registry. 
  • Clinical effectiveness of cardiac resynchronization and implantable cardioverter-defibrillator therapy in men and women with heart failure: findings from IMPROVE HF. 
  • Clinical effectiveness of cardiac resynchronization therapy versus medical therapy alone among patients with heart failure: analysis of the ICD Registry and ADHERE. 
  • Comparative Effectiveness of CRT-D Versus Defibrillator Alone in HF Patients With Moderate-to-Severe Chronic Kidney Disease. 
  • Comparative Effectiveness of Cardiac Resynchronization Therapy Among Patients With Heart Failure and Atrial Fibrillation: Findings From the National Cardiovascular Data Registry's Implantable Cardioverter-Defibrillator Registry. 
  • Comparative effectiveness of cardiac resynchronization therapy with an implantable cardioverter-defibrillator versus defibrillator therapy alone: a cohort study. 
  • Comparison of dyssynchrony parameters for VV-optimization in CRT patients. 
  • Coronary sinus biomarker sampling compared to peripheral venous blood for predicting outcomes in patients with severe heart failure undergoing cardiac resynchronization therapy: the BIOCRT study. 
  • Current evidence on treatment of patients with chronic systolic heart failure and renal insufficiency: practical considerations from published data. 
  • Decision making in advanced heart failure: a scientific statement from the American Heart Association. 
  • Defibrillators: Selecting the Right Device for the Right Patient. 
  • Development of a method to risk stratify patients with heart failure for 30-day readmission using implantable device diagnostics. 
  • Device therapy in heart failure patients with chronic kidney disease. 
  • Does Age Influence Cardiac Resynchronization Therapy Use and Outcome? 
  • Dyssynchrony: a different kind of mitral regurgitation. 
  • Effect of cardiac resynchronization therapy and implantable cardioverter defibrillator on quality of life in patients with heart failure: a meta-analysis. 
  • Effect of defibrillation threshold testing on heart failure hospitalization or death in the Multicenter Automatic Defibrillator Implantation Trial-Cardiac Resynchronization Therapy (MADIT-CRT). 
  • Effectiveness of Cardiac Resynchronization Therapy by QRS Morphology in the Multicenter Automatic Defibrillator Implantation Trial-Cardiac Resynchronization Therapy (MADIT-CRT). 
  • Effects of biventricular pacing on left heart twist and strain in a porcine model of right heart failure. 
  • Electrophysiology in China: a special supplement. Introduction. 
  • Evaluating strict and conventional left bundle branch block criteria using electrocardiographic simulations. 
  • Exercise training and pacing status in patients with heart failure: results from HF-ACTION. 
  • Extent of and reasons for nonuse of implantable cardioverter defibrillator devices in clinical practice among eligible patients with left ventricular systolic dysfunction. 
  • Factors associated with improvement in utilization of cardiac resynchronization therapy in eligible heart failure patients: findings from IMPROVE HF. 
  • Follow-up of patients with new cardiovascular implantable electronic devices: are experts' recommendations implemented in routine clinical practice? 
  • Follow-up of patients with new cardiovascular implantable electronic devices: is adherence to the experts' recommendations associated with improved outcomes? 
  • Heart failure severity, inappropriate ICD therapy, and novel ICD programming: a MADIT-RIT substudy. 
  • How to Implant Cardiac Resynchronization Therapy in a Busy Clinical Practice. 
  • INTERMACS (Interagency Registry for Mechanically Assisted Circulatory Support) Profiling Identifies Ambulatory Patients at High Risk on Medical Therapy After Hospitalizations for Heart Failure. 
  • 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. 
  • Impact of Current Versus Previous Cardiac Resynchronization Therapy Guidelines on the Proportion of Patients With Heart Failure Eligible for Therapy. 
  • Impact of remote monitoring on clinical events and associated health care utilization: A nationwide assessment. 
  • Incidence and predictors of implantable cardioverter-defibrillator therapy in patients with arrhythmogenic right ventricular dysplasia/cardiomyopathy undergoing implantable cardioverter-defibrillator implantation for primary prevention. 
  • Incremental value of cystatin C over conventional renal metrics for predicting clinical response and outcomes in cardiac resynchronization therapy: The BIOCRT study. 
  • Indications for cardiac resynchronization therapy: 2011 update from the Heart Failure Society of America Guideline Committee. 
  • Is cardiac resynchronization therapy an antiarrhythmic therapy for atrial fibrillation? A systematic review and meta-analysis. 
  • Is heart failure guideline adherence being underestimated? The impact of therapeutic contraindications. 
  • Left Bundle Branch Block: Is it "Unsafe at Any Speed"? 
  • Left bundle branch block predicts better survival in women than men receiving cardiac resynchronization therapy: long-term follow-up of ∼ 145,000 patients. 
  • 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 ventricular lead position and clinical outcome in the multicenter automatic defibrillator implantation trial-cardiac resynchronization therapy (MADIT-CRT) trial. 
  • Left ventricular mechanical dyssynchrony by cardiac magnetic resonance is greater in patients with strict vs nonstrict electrocardiogram criteria for left bundle-branch block. 
  • Lessons learned from clinical trials in acute heart failure: phase 3 drug trials. 
  • Machine Learning Algorithm Predicts Cardiac Resynchronization Therapy Outcomes: Lessons From the COMPANION Trial. 
  • Mechanical dyssynchrony evaluated by tissue Doppler cross-correlation analysis is associated with long-term survival in patients after cardiac resynchronization therapy. 
  • MicroRNAs Associated With Reverse Left Ventricular Remodeling in Humans Identify Pathways of Heart Failure Progression. 
  • Mid-regional pro-atrial natriuretic peptide to predict clinical course in heart failure patients undergoing cardiac resynchronization therapy. 
  • More bad news for cardiac resynchronization therapy in atrial fibrillation patients: what to do? 
  • Multiple Comorbidities and Response to Cardiac Resynchronization Therapy: MADIT-CRT Long-Term Follow-Up. 
  • Myocardial scar in sarcoidosis by 12-lead ECG and pathology. 
  • Navigating Choices Among a Sea of Comorbidities. 
  • Novel Heart Failure Biomarkers Predict Improvement of Mitral Regurgitation in Patients Receiving Cardiac Resynchronization Therapy-The BIOCRT Study. 
  • Optimal utilization and management of implanted cardiac rhythm devices in patients hospitalized for heart failure. 
  • Optimized multisite ventricular pacing in postoperative single-ventricle patients. 
  • Oral anticoagulation management in patients with atrial fibrillation undergoing cardiac implantable electronic device implantation. 
  • Outcomes associated with warfarin use in older patients with heart failure and atrial fibrillation and a cardiovascular implantable electronic device: findings from the ADHERE registry linked to Medicare claims. 
  • PR interval identifies clinical response in patients with non-left bundle branch block: a Multicenter Automatic Defibrillator Implantation Trial-Cardiac Resynchronization Therapy substudy. 
  • Postimplantation ventricular ectopic burden and clinical outcomes in cardiac resynchronization therapy-defibrillator patients: a MADIT-CRT substudy. 
  • Prescription of Guideline-Recommended Implantable Cardioverter Defibrillator and Cardiac Resynchronization Therapy Among Patients Hospitalized With Heart Failure and Varying Degrees of Renal Function. 
  • Presence of mechanical dyssynchrony in Duchenne muscular dystrophy. 
  • Prolonged QRS in Heart Failure With Preserved Ejection Fraction: Risk Marker and Therapeutic Target? 
  • Promoting Transparency in Trials: Lessons From the COMPANION Investigators. 
  • 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. 
  • Racial/ethnic differences in atrial fibrillation symptoms, treatment patterns, and outcomes: Insights from Outcomes Registry for Better Informed Treatment for Atrial Fibrillation Registry. 
  • Rationale and design of the GUIDE-IT study: Guiding Evidence Based Therapy Using Biomarker Intensified Treatment in Heart Failure. 
  • Regional and global strain changes during biventricular pacing in a porcine model of acute left ventricular volume overload. 
  • Relation between renal function and response to cardiac resynchronization therapy in Multicenter Automatic Defibrillator Implantation Trial--Cardiac Resynchronization Therapy (MADIT-CRT). 
  • Remote monitoring of cardiac implantable electronic devices (CIED). 
  • Reply: Echocardiographic Substrate for Biventricular Pacing. 
  • Reply: The Benefit of Cardiac Resynchronization Therapy Is Not Hindered by the Number of Comorbidities. 
  • Response to letter regarding, "PR interval identifies clinical response in patients with non-left bundle branch block: a multicenter automatic defibrillator implantation trial-cardiac resynchronization therapy sub-study" by Kutyifa et al. 
  • Response to preventive cardiac resynchronization therapy in patients with ischaemic and nonischaemic cardiomyopathy in MADIT-CRT. 
  • Return on Investment in Implantable Devices: Cardiac Resynchronization Therapy in Mildly Symptomatic Heart Failure. 
  • Review of advanced heart failure device diagnostics examined in clinical trials and the potential benefit from monitoring capabilities. 
  • 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. 
  • SPECT myocardial perfusion imaging for the assessment of left ventricular mechanical dyssynchrony. 
  • 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. 
  • Semi-automated QRS score as a predictor of survival in CRT treated patients with strict left bundle branch block. 
  • Sex Differences in Inappropriate ICD Device Therapies: MADIT-II and MADIT-CRT. 
  • Should His Bundle Pacing Be Preferred over Cardiac Resynchronization Therapy Following Atrioventricular Junction Ablation? 
  • Simple regional strain pattern analysis to predict response to cardiac resynchronization therapy: rationale, initial results, and advantages. 
  • Spinal cord stimulation for intercostal neuralgia in a patient with implantable cardiac defibrillator and biventricular pacing. 
  • Survival in Women Versus Men Following Implantation of Pacemakers, Defibrillators, and Cardiac Resynchronization Therapy Devices in a Large, Nationwide Cohort. 
  • Survival with cardiac-resynchronization therapy in mild heart failure. 
  • Technologist Corner: Value of radionuclide ventriculography to assess mechanical dyssynchrony and predict the cardiac resynchronization therapy response. 
  • The Relationship Between Level of Adherence to Automatic Wireless Remote Monitoring and Survival in Pacemaker and Defibrillator Patients. 
  • The Role for Cardiovascular Remodeling in Cardiovascular Outcomes. 
  • The Selvester QRS score updated for use in conduction abnormalities: are we really ready to score? 
  • The association between biventricular pacing and cardiac resynchronization therapy-defibrillator efficacy when compared with implantable cardioverter defibrillator on outcomes and reverse remodelling. 
  • The economics of heart failure. 
  • The effect of intermittent atrial tachyarrhythmia on heart failure or death in cardiac resynchronization therapy with defibrillator versus implantable cardioverter-defibrillator patients: a MADIT-CRT substudy (Multicenter Automatic Defibrillator Implantation Trial With Cardiac Resynchronization Therapy). 
  • The efficacy and safety of cardiac resynchronization therapy combined with implantable cardioverter defibrillator for heart failure: a meta-analysis of 5674 patients. 
  • The electromechanical substrate for response to cardiac resynchronization therapy in patients with right bundle branch block. 
  • The global health and economic burden of hospitalizations for heart failure: lessons learned from hospitalized heart failure registries. 
  • The role of cardiac MR in new-onset heart failure. 
  • Time-dependent risk reduction of ventricular tachyarrhythmias in cardiac resynchronization therapy patients: a MADIT-RIT sub-study. 
  • Timing of cardiac resynchronization therapy device implantation in heart failure patients and its association with outcomes. 
  • Utilization of cardiac resynchronization therapy in eligible patients hospitalized for heart failure and its association with patient outcomes. 
  • Venoplasty and Stenting. 
  • When Is It Safe Not to Reimplant an Implantable Cardioverter Defibrillator at the Time of Battery Depletion? 
  • Why the Authors Use Cardiac Resynchronization Therapy with Defibrillators. 
  • Why the Authors Use Cardiac Resynchronization Therapy with Defibrillators. 
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  Keywords of People

  • Carboni, Michael Paul, Assistant Professor of Pediatrics, Pediatrics, Cardiology
  • Curtis, Lesley H., Professor in Population Health Sciences, Medicine, General Internal Medicine
  • O'Connor, Christopher Michael, Richard Sean Stack, M.D. / Guidant Foundation Professor of Cardiology, Medicine, Clinical Pharmacology