Edward P Gerstenfeld

Summary

Affiliation: University of Pennsylvania
Country: USA

Publications

  1. doi Single procedure efficacy of isolating all versus arrhythmogenic pulmonary veins on long-term control of atrial fibrillation: a prospective randomized study
    Sanjay Dixit
    Cardiovascular Division, Hospital of The University of Pennsylvania and Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 5:174-81. 2008
  2. ncbi Quantitative comparison of spontaneous and paced 12-lead electrocardiogram during right ventricular outflow tract ventricular tachycardia
    Edward P Gerstenfeld
    Division of Cardiology, Department of Internal Medicine, University of Pennsylvania Medical Center, 3400 Spruce Street, Philadelphia, PA 19104, USA
    J Am Coll Cardiol 41:2046-53. 2003
  3. ncbi Mapping and ablation of left atrial tachycardias occurring after atrial fibrillation ablation
    Edward P Gerstenfeld
    Division of Cardiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    Heart Rhythm 4:S65-72. 2007
  4. ncbi Surface electrocardiogram characteristics of atrial tachycardias occurring after pulmonary vein isolation
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 4:1136-43. 2007
  5. ncbi Mechanisms of organized left atrial tachycardias occurring after pulmonary vein isolation
    Edward P Gerstenfeld
    Hospital of the University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce St, Philadelphia, PA 19104, USA
    Circulation 110:1351-7. 2004
  6. ncbi Reentrant and nonreentrant focal left atrial tachycardias occur after pulmonary vein isolation
    Edward P Gerstenfeld
    Cardiovascular Division, University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce Street, Philadelphia, PA 19104, USA
    Heart Rhythm 2:1195-202. 2005
  7. ncbi Predictors of success after selective pulmonary vein isolation of arrhythmogenic pulmonary veins for treatment of atrial fibrillation
    Edward P Gerstenfeld
    University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 3:165-70. 2006
  8. ncbi Incidence and location of focal atrial fibrillation triggers in patients undergoing repeat pulmonary vein isolation: implications for ablation strategies
    Edward P Gerstenfeld
    Hospital of the University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce Street, Philadelphia, PA 19104, USA
    J Cardiovasc Electrophysiol 14:685-90. 2003
  9. doi Mechanism of complex fractionated electrograms recorded during atrial fibrillation in a canine model
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of Pennsylvania Hospital, Philadelphia, Pennsylvania, USA
    Pacing Clin Electrophysiol 34:844-57. 2011
  10. ncbi Characteristics of patients undergoing atrial fibrillation ablation: trends over a seven-year period 1999-2005
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    J Cardiovasc Electrophysiol 18:23-8. 2007

Collaborators

Detail Information

Publications88

  1. doi Single procedure efficacy of isolating all versus arrhythmogenic pulmonary veins on long-term control of atrial fibrillation: a prospective randomized study
    Sanjay Dixit
    Cardiovascular Division, Hospital of The University of Pennsylvania and Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 5:174-81. 2008
    ..Current atrial fibrillation (AF) ablation involves isolation of all pulmonary veins (PVs) with or without additional linear lesions. However, whether such extensive ablation is necessary is unclear...
  2. ncbi Quantitative comparison of spontaneous and paced 12-lead electrocardiogram during right ventricular outflow tract ventricular tachycardia
    Edward P Gerstenfeld
    Division of Cardiology, Department of Internal Medicine, University of Pennsylvania Medical Center, 3400 Spruce Street, Philadelphia, PA 19104, USA
    J Am Coll Cardiol 41:2046-53. 2003
    ..The purpose of this study was to objectively quantify the similarity of 12-lead electrocardiogram (ECG) waveforms using two quantitative metrics, the correlation coefficient (CORR) and the mean absolute deviation (MAD)...
  3. ncbi Mapping and ablation of left atrial tachycardias occurring after atrial fibrillation ablation
    Edward P Gerstenfeld
    Division of Cardiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    Heart Rhythm 4:S65-72. 2007
    ..This review provides a systematic approach to the evaluation, diagnosis, localization, and elimination of left atrial tachycardias occurring after atrial fibrillation ablation...
  4. ncbi Surface electrocardiogram characteristics of atrial tachycardias occurring after pulmonary vein isolation
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 4:1136-43. 2007
    ..The purpose of this study was to describe the surface electrocardiogram (ECG) morphology of common atrial tachycardias (ATs) that occur after pulmonary vein (PV) isolation...
  5. ncbi Mechanisms of organized left atrial tachycardias occurring after pulmonary vein isolation
    Edward P Gerstenfeld
    Hospital of the University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce St, Philadelphia, PA 19104, USA
    Circulation 110:1351-7. 2004
    ..This arrhythmia is frequently referred to as "left atrial flutter," but the mechanism and best ablation strategy have not been determined...
  6. ncbi Reentrant and nonreentrant focal left atrial tachycardias occur after pulmonary vein isolation
    Edward P Gerstenfeld
    Cardiovascular Division, University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce Street, Philadelphia, PA 19104, USA
    Heart Rhythm 2:1195-202. 2005
    ..We report the response to pacing and pharmacologic maneuvers performed in patients with stable focal ATs after segmental PV isolation...
  7. ncbi Predictors of success after selective pulmonary vein isolation of arrhythmogenic pulmonary veins for treatment of atrial fibrillation
    Edward P Gerstenfeld
    University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 3:165-70. 2006
    ..Atrial fibrillation (AF) ablation procedures typically involve isolation of all pulmonary veins (PVs) in addition to adjunctive linear lesions, yet the need for such an extensive ablation strategy in all patients is unclear...
  8. ncbi Incidence and location of focal atrial fibrillation triggers in patients undergoing repeat pulmonary vein isolation: implications for ablation strategies
    Edward P Gerstenfeld
    Hospital of the University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce Street, Philadelphia, PA 19104, USA
    J Cardiovasc Electrophysiol 14:685-90. 2003
    ..The etiology of atrial fibrillation (AF) recurrences after pulmonary vein (PV) isolation is not well described. The aim of this study was to examine the reason for recurrent AF in patients undergoing a repeat attempt at AF trigger ablation...
  9. doi Mechanism of complex fractionated electrograms recorded during atrial fibrillation in a canine model
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of Pennsylvania Hospital, Philadelphia, Pennsylvania, USA
    Pacing Clin Electrophysiol 34:844-57. 2011
    ..We used noncontact mapping in a canine model of AF to determine the activation patterns in areas of CFEs...
  10. ncbi Characteristics of patients undergoing atrial fibrillation ablation: trends over a seven-year period 1999-2005
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    J Cardiovasc Electrophysiol 18:23-8. 2007
    ..Catheter ablation procedures for treating atrial fibrillation (AF) have dramatically increased since triggers of AF were first described in 1998...
  11. ncbi Utility of exit block for identifying electrical isolation of the pulmonary veins
    Edward P Gerstenfeld
    University of Pennsylvania Medical Center, Philadelphia 19104, USA
    J Cardiovasc Electrophysiol 13:971-9. 2002
    ..We describe a new technique for guiding PV isolation, using "exit block" out of the PV after ablation as a criterion for successful isolation...
  12. ncbi Atrial tachycardia successfully treated by electrical isolation of the superior vena cava
    Edward P Gerstenfeld
    University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    Pacing Clin Electrophysiol 26:906-10. 2003
    ..Electroanatomic mapping and intracardiac echocardiography were used to monitor the ablation and document patency of the superior vena cava throughout the ablation...
  13. ncbi Comparison of high power, medium power, and irrigated-tip ablation strategies for pulmonary vein isolation in a canine model
    Edward P Gerstenfeld
    Section of Cardiac Electrophysiology, Division of Cardiology, University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 18:849-53. 2007
    ..We sought to compare the efficacy and collateral damage during pulmonary vein (PV) isolation in a canine model using three different ablation strategies...
  14. doi Frequent additional tachyarrhythmias in patients with inappropriate sinus tachycardia undergoing sinus node modification: an important cause of symptom recurrence
    David S Frankel
    Cardiovascular Division, Electrophysiology Section, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    J Cardiovasc Electrophysiol 23:835-9. 2012
    ..The impact of non-IST tachyarrhythmias on symptom recurrence remains poorly characterized...
  15. doi Noninvasive programmed ventricular stimulation early after ventricular tachycardia ablation to predict risk of late recurrence
    David S Frankel
    Cardiovascular Division, Electrophysiology Section, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Am Coll Cardiol 59:1529-35. 2012
    ..The goal of this study was to evaluate the ability of noninvasive programmed stimulation (NIPS) after ventricular tachycardia (VT) ablation to identify patients at high risk of recurrence...
  16. doi Reversal of outflow tract ventricular premature depolarization-induced cardiomyopathy with ablation: effect of residual arrhythmia burden and preexisting cardiomyopathy on outcome
    Stavros E Mountantonakis
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 8:1608-14. 2011
    ..Limited data exist regarding the outcome after ablation of outflow tract VPDs from the LV and the impact of residual VPDs or preexisting LVCM prior to the diagnosis of VPDs on recovery of LV function...
  17. ncbi Incidence and predictors of very late recurrence of atrial fibrillation after ablation
    Sumeet K Mainigi
    Electrophysiology Section, Division of Cardiovascular Medicine, Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 18:69-74. 2007
    ..Radiofrequency catheter ablation can effectively treat patients with refractory atrial fibrillation (AF). Very late AF recurrence (> or = 12 months post-ablation) is uncommon and may represent a unique patient cohort...
  18. doi Lack of uniform progression of endocardial scar in patients with arrhythmogenic right ventricular dysplasia/cardiomyopathy and ventricular tachycardia
    Michael P Riley
    Section of Cardiac Electrophysiology, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104, USA
    Circ Arrhythm Electrophysiol 3:332-8. 2010
    ..Many clinical decisions and treatment plans are guided by this pathophysiologic assumption, but the extent of progression of macroscopic endocardial scar and right ventricular (RV) dilatation have not been assessed...
  19. doi Long-term outcome after successful catheter ablation of atrial fibrillation
    Wendy S Tzou
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    Circ Arrhythm Electrophysiol 3:237-42. 2010
    ..We determined 5-year outcomes of PVI among patients with freedom from AF off antiarrhythmic drugs (AAD) for 1 year after PVI...
  20. doi Nearly uniform failure of atrial flutter ablation and continuation of antiarrhythmic agents (hybrid therapy) for the long-term control of atrial fibrillation
    Nicholas Anastasio
    Cardiovascular Division, Electrophysiology Section, Hospital of the University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce Street, Philadelphia, PA 19104, USA
    J Interv Card Electrophysiol 35:57-61. 2012
    ..Previous studies with 2-3-year follow-up have reported satisfactory control of AF burden...
  21. doi Apical ventricular tachycardia morphology in left ventricular nonischemic cardiomyopathy predicts poor transplant-free survival
    David S Frankel
    Electrophysiology Section, Cardiovascular Division, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 10:621-6. 2013
    ..The scar of patients with left ventricular (LV) nonischemic cardiomyopathy (NICM) and ventricular tachycardia (VT) typically originates at or near the mitral annulus and extends a variable distance toward the apex...
  22. doi Inducibility of atrial fibrillation and flutter following pulmonary vein ablation
    Peter Leong-Sit
    Division of Cardiology, Department of Medicine, Western University, London, Ontario, Canada
    J Cardiovasc Electrophysiol 24:617-23. 2013
    ..The type and mechanism of induced atrial arrhythmias, their relationship to the underlying atrial substrate, and prognostic significance of induced organized atrial arrhythmias are unknown...
  23. ncbi Elevated defibrillation thresholds in patients undergoing biventricular defibrillator implantation: incidence and predictors
    Sumeet K Mainigi
    Department of Medicine, Electrophysiology Section, Division of Cardiovascular Medicine, University of Pennsylvania School of Medicine, Philadelphia, 19104, USA
    Heart Rhythm 3:1010-6. 2006
    ..Given reported risk factors for elevated defibrillation thresholds (DFTs), patients undergoing biventricular ICD placement would be suspected of having a higher incidence of elevated DFT...
  24. doi Percutaneous epicardial ventricular tachycardia ablation after noncoronary cardiac surgery or pericarditis
    Cory M Tschabrunn
    Cardiac Electrophysiology Program, Cardiovascular Medicine Division, Hospital of the University of Pennsylvania, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 10:165-9. 2013
    ..Percutaneous pericardial access is known to be difficult in these patients owing to the presence of pericardial adhesions...
  25. doi Relationship between voltage map "channels" and the location of critical isthmus sites in patients with post-infarction cardiomyopathy and ventricular tachycardia
    Stavros E Mountantonakis
    Department of Medicine, Section of Cardiac Electrophysiology, Hospital of University of Pennsylvania, Philadelphia, Pennsylvania, USA
    J Am Coll Cardiol 61:2088-95. 2013
    ..The goal of this study was to determine the relationship of the ventricular tachycardia (VT) isthmus to channels of preserved voltage on an electroanatomic voltage map in postinfarction cardiomyopathy...
  26. doi Randomized ablation strategies for the treatment of persistent atrial fibrillation: RASTA study
    Sanjay Dixit
    Cardiovascular Division, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA
    Circ Arrhythm Electrophysiol 5:287-94. 2012
    ..Adjunctive techniques have been developed to enhance single-procedure efficacy in these patients. We conducted a study to compare 3 ablation strategies in patients with persistent AF...
  27. pmc Endocardial unipolar voltage mapping to detect epicardial ventricular tachycardia substrate in patients with nonischemic left ventricular cardiomyopathy
    Mathew D Hutchinson
    Cardiovascular Division, Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, PA, USA
    Circ Arrhythm Electrophysiol 4:49-55. 2011
    ..The purpose of this study was to determine whether ENDO unipolar (UNI) mapping with a larger electric field of view could identify EPI low bipolar (BIP) voltage regions in patients with LVCM undergoing Vt ablation...
  28. doi Localization of atrial fibrillation triggers in patients undergoing pulmonary vein isolation: importance of the carina region
    Ermengol Valles
    Department of Medicine, Cardiovascular Division, Electrophysiology Section, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA
    J Am Coll Cardiol 52:1413-20. 2008
    ..This study sought to identify the origin within the pulmonary vein (PV) of reproducible atrial fibrillation (AF) triggers...
  29. ncbi Idiopathic fascicular left ventricular tachycardia: linear ablation lesion strategy for noninducible or nonsustained tachycardia
    David Lin
    Hospital of the University of Pennsylvania, University of Pennsylvania Health Systems, Department of Medicine, Electrophysiology Section, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 2:934-9. 2005
    ..The mechanism of the arrhythmia has been suggested to be reentry involving a sizable area of the LV inferior septum extending from base toward the apex...
  30. ncbi Effect of pulmonary vein isolation on the left-to-right atrial dominant frequency gradient in human atrial fibrillation
    Sorin Lazar
    Department of Medicine, Electrophysiology Division, University of Pennsylvania Health System, Philadelphia, 19104, USA
    Heart Rhythm 3:889-95. 2006
    ..One possible mechanism of the left-to-right dominant frequency gradient involves the role of the pulmonary veins (PVs) in AF maintenance...
  31. doi Ablation of ventricular arrhythmias arising near the anterior epicardial veins from the left sinus of Valsalva region: ECG features, anatomic distance, and outcome
    Miguel E Jauregui Abularach
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA
    Heart Rhythm 9:865-73. 2012
    ..Left ventricular outflow tract tachycardia/premature depolarizations (VT/VPDs) arising near the anterior epicardial veins may be difficult to eliminate through the coronary venous system...
  32. pmc Assessing epicardial substrate using intracardiac echocardiography during VT ablation
    Rupa Bala
    Cardiovascular Division, Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, PA 19104, USA
    Circ Arrhythm Electrophysiol 4:667-73. 2011
    ..The purpose of this study was to assess whether ICE could identify abnormal epicardial substrate in patients with nonischemic cardiomyopathy (NICM) and VT...
  33. ncbi Site-specific twelve-lead ECG features to identify an epicardial origin for left ventricular tachycardia in the absence of myocardial infarction
    Victor Bazan
    Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    Heart Rhythm 4:1403-10. 2007
    ..Reported criteria, although helpful, may not apply uniformly to all LV regions...
  34. ncbi Reversal of left ventricular dysfunction following ablation of atrial fibrillation
    Philip J Gentlesk
    Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA
    J Cardiovasc Electrophysiol 18:9-14. 2007
    ..The outcome with AF ablation in patients with a decreased left ventricular ejection fraction (LVEF) may provide insight into this important clinical issue...
  35. doi Effect of pulmonary vein isolation on the distribution of complex fractionated electrograms in humans
    Jean Francois Roux
    Section of Cardiovascular Electrophysiology, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 6:156-60. 2009
    ..However, it is unclear whether CFEs should be targeted before or after PVI...
  36. ncbi ECG criteria for localizing the pulmonary vein origin of spontaneous atrial premature complexes: validation using intracardiac recordings
    Yadavendra S Rajawat
    Section of Cardiac Electrophysiology, Division of Cardiovascular Diseases, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    Pacing Clin Electrophysiol 27:182-8. 2004
    ....
  37. doi Antiarrhythmics After Ablation of Atrial Fibrillation (5A Study)
    Jean Francois Roux
    Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA
    Circulation 120:1036-40. 2009
    ..Atrial arrhythmias are common early after atrial fibrillation (AF) ablation. We hypothesized that empirical antiarrhythmic drug (AAD) therapy for 6 weeks after AF ablation would reduce the occurrence of atrial arrhythmias...
  38. doi Electrocardiographic and electrophysiologic features of ventricular arrhythmias originating from the right/left coronary cusp commissure
    Rupa Bala
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA
    Heart Rhythm 7:312-22. 2010
    ..Ventricular arrhythmias are known to originate from the aortic sinus of Valsalva...
  39. ncbi Comparison of cool tip versus 8-mm tip catheter in achieving electrical isolation of pulmonary veins for long-term control of atrial fibrillation: a prospective randomized pilot study
    Sanjay Dixit
    Cardiovascular Division, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 17:1074-9. 2006
    ..To compare safety and efficacy of 8-mm versus cooled tip catheter in achieving electrical isolation (EI) of pulmonary veins (PV) for long-term control of atrial fibrillation (AF)...
  40. ncbi Efficacy and safety of targeted focal ablation versus PV isolation assisted by magnetic electroanatomic mapping
    Francis E Marchlinski
    Electrophysiology Section, Division of Cardiology, University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 14:358-65. 2003
    ....
  41. ncbi Increased intensity of anticoagulation may reduce risk of thrombus during atrial fibrillation ablation procedures in patients with spontaneous echo contrast
    Jian Fang Ren
    Division of Cardiovascular Medicine, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 16:474-7. 2005
    ..The aim of this study was to determine if the intensity of anticoagulation reduces LA thrombus formation during pulmonary vein isolation procedure in patients with AF and spontaneous echo contrast (SEC)...
  42. ncbi Atrioventricular nodal reentrant tachycardia in patients referred for atrial fibrillation ablation: response to ablation that incorporates slow-pathway modification
    William H Sauer
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, University of Pennsylvania Health System, Philadelphia, PA, USA
    Circulation 114:191-5. 2006
    ..We sought to characterize patients with AF and AVNRT and assess clinical outcomes after ablation...
  43. ncbi Efficacy of repeat pulmonary vein isolation procedures in patients with recurrent atrial fibrillation
    David J Callans
    Electrophysiology Section, Division of Cardiology, Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 15:1050-5. 2004
    ....
  44. doi Efforts to enhance catheter stability improve atrial fibrillation ablation outcome
    Mathew D Hutchinson
    Cardiovascular Division, Department of Medicine, Hospital of University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 10:347-53. 2013
    ....
  45. doi New unipolar electrogram criteria to identify irreversibility of nonischemic left ventricular cardiomyopathy
    Bieito Campos
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA
    J Am Coll Cardiol 60:2194-204. 2012
    ....
  46. doi Sinus rhythm ECG criteria associated with basal-lateral ventricular tachycardia substrate in patients with nonischemic cardiomyopathy
    Wendy S Tzou
    Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA
    J Cardiovasc Electrophysiol 22:1351-8. 2011
    ..We sought to determine electrocardiogram (ECG) characteristics that may help identify NICM patients with basal-lateral scar and VT...
  47. doi Antiarrhythmics after ablation of atrial fibrillation (5A Study): six-month follow-up study
    Peter Leong-Sit
    Cardiac Electrophysiology Section, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    Circ Arrhythm Electrophysiol 4:11-4. 2011
    ..Whether early rhythm suppression decreases longer-term arrhythmia recurrence is unknown. We now report the 6-month follow-up data from this study...
  48. doi Idiopathic right ventricular arrhythmias not arising from the outflow tract: prevalence, electrocardiographic characteristics, and outcome of catheter ablation
    Hugo Van Herendael
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 8:511-8. 2011
    ..Most idiopathic right ventricular (RV) ventricular tachycardias (VTs) originate from the outflow tract. Data on VT from the lower body of the RV are limited...
  49. doi An electrocardiographic scoring system for distinguishing right ventricular outflow tract arrhythmias in patients with arrhythmogenic right ventricular cardiomyopathy from idiopathic ventricular tachycardia
    Kurt S Hoffmayer
    Division of Cardiology, University of California, San Francisco, CA 94143 1354, USA
    Heart Rhythm 10:477-82. 2013
    ..We previously reported electrocardiogram characteristics during outflow tract ventricular arrhythmias that helped distinguish VT related to ARVD/C from idiopathic VT...
  50. doi Assessing arrhythmia burden after catheter ablation of atrial fibrillation using an implantable loop recorder: the ABACUS study
    Suraj Kapa
    Division of Cardiology, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    J Cardiovasc Electrophysiol 24:875-81. 2013
    ..Implantable loop recorders (ILRs) may overcome these limitations. We sought to evaluate the utility of ILRs versus conventional monitoring (CM) in patients undergoing AF ablation...
  51. ncbi Change in distant atrial activation patterns during circumferential pacemapping of pulmonic vein ostium: implications for localizing triggers for atrial fibrillation
    Sanjay Dixit
    University of Pennsylvania Health System, Philadelphia, PA 19104, USA
    J Interv Card Electrophysiol 8:187-94. 2003
    ..Development of an accurate template requires knowledge of variations in activation pattern during pacing from different aspects of same PV...
  52. ncbi Twelve-lead ECG features to identify ventricular tachycardia arising from the epicardial right ventricle
    Victor Bazan
    Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 3:1132-9. 2006
    ..Usefulness of 12-lead ECG for predicting an epicardial origin for ventricular tachycardia (VT) arising from the right ventricle (RV) has not been assessed. An epicardial approach is sometimes warranted to eliminate RV VT...
  53. ncbi Identification of distinct electrocardiographic patterns from the basal left ventricle: distinguishing medial and lateral sites of origin in patients with idiopathic ventricular tachycardia
    Sanjay Dixit
    Cardiac Electrophysiology Section, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    Heart Rhythm 2:485-91. 2005
    ..Idiopathic ventricular tachycardias (IVTs) can originate from the basal left ventricle (LV)...
  54. doi Feasibility of catheter ablation of mitral annular flutter in patients with prior mitral valve surgery
    Stavros Mountantonakis
    Section of Cardiac Electrophysiology, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA
    Heart Rhythm 8:809-14. 2011
    ..Percutaneous catheter ablation may be challenging owing to the presence of surgical scar and a prosthetic MV...
  55. doi The V(2) transition ratio: a new electrocardiographic criterion for distinguishing left from right ventricular outflow tract tachycardia origin
    Brian P Betensky
    Section of Cardiac Electrophysiology, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA
    J Am Coll Cardiol 57:2255-62. 2011
    ....
  56. ncbi Use of noncontact mapping and saline-cooled ablation catheter for sinus node modification in medically refractory inappropriate sinus tachycardia
    David Lin
    Division of Cardiology, University of Pennsylvania Health Systems, Electrophysiology Section, Philadelphia, Pennsylvania, USA
    Pacing Clin Electrophysiol 30:236-42. 2007
    ..Radiofrequency (RF) modification of the sinus node (SN) is an accepted treatment modality for medically refractory IST. We describe a new technique using noncontact mapping and a saline irrigated catheter for SN modification...
  57. ncbi Electrocardiographic patterns of superior right ventricular outflow tract tachycardias: distinguishing septal and free-wall sites of origin
    Sanjay Dixit
    Hospital of University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 14:1-7. 2003
    ....
  58. doi Surgical ablation of refractory ventricular tachycardia in patients with nonischemic cardiomyopathy
    Elad Anter
    Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    Circ Arrhythm Electrophysiol 4:494-500. 2011
    ..The purpose of this study was to evaluate the efficacy of preoperative electroanatomic and electrophysiological characterization of the VT substrate and circuit to guide surgical ablation...
  59. ncbi Favorable effect of pulmonic vein isolation by partial circumferential ablation on ostial flow velocity
    Sanjay Dixit
    Cardiovascular Medicine Division, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA
    Heart Rhythm 1:262-7. 2004
    ..The aim of this study was to determine the effect of electrical isolation of pulmonic vein (PV) on flow velocity...
  60. doi Characterization of the phrenic nerve course within the epicardial substrate of patients with nonischemic cardiomyopathy and ventricular tachycardia
    Roger Fan
    Department of Medicine, Cardiovascular Division, Electrophysiology Section, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA
    Heart Rhythm 6:59-64. 2009
    ..The course of the left phrenic nerve in this region may pose a challenge to successful and safe ablation...
  61. ncbi Presence of left-to-right atrial frequency gradient in paroxysmal but not persistent atrial fibrillation in humans
    Sorin Lazar
    Electrophysiology Division, Department of Medicine, University of Pennsylvania Health System, Philadelphia, PA, USA
    Circulation 110:3181-6. 2004
    ..We hypothesized that human AF would also manifest a left-to-right atrial frequency gradient...
  62. doi Isolated septal substrate for ventricular tachycardia in nonischemic dilated cardiomyopathy: incidence, characterization, and implications
    Haris M Haqqani
    Section of Cardiac Electrophysiology, Cardiovascular Division, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA
    Heart Rhythm 8:1169-76. 2011
    ..The substrate for ventricular tachycardia (VT) in nonischemic cardiomyopathy (NICM) has a predilection for the basolateral left ventricle with right bundle branch block VT morphology...
  63. ncbi Defibrillation threshold testing: is it really necessary at the time of implantable cardioverter-defibrillator insertion?
    Andrea M Russo
    University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    Heart Rhythm 2:456-61. 2005
    ....
  64. doi Incidence and predictors of mortality following ablation of ventricular tachycardia in patients with an implantable cardioverter-defibrillator
    William H Sauer
    Department of Medicine, University of Colorado, Aurora, Colorado, USA
    Heart Rhythm 7:9-14. 2010
    ..Long-term outcomes following ablation of ventricular tachycardia (VT) have not been well described...
  65. ncbi Advantages and pitfalls of combining device-based and pharmacologic therapies for the treatment of ventricular arrhythmias: observations from a tertiary referral center
    Yadavendra S Rajawat
    Section of Cardiac Electrophysiology, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    Pacing Clin Electrophysiol 27:1670-81. 2004
  66. ncbi Right bundle-branch block ventricular tachycardias: septal versus lateral ventricular origin based on activation time to the right ventricular apex
    Vickas V Patel
    Section of Cardiac Electrophysiology, University of Pennsylvania Health System, Philadelphia, PA, USA
    Circulation 110:2582-7. 2004
    ....
  67. ncbi Atrial fibrillation is common after ablation of isolated atrial flutter during long-term follow-up
    Jason S Chinitz
    Division of Cardiovascular Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA
    Heart Rhythm 4:1029-33. 2007
    ..However, studies involving this population have been small, with follow-up typically less than 2 years...
  68. ncbi Reentrant and nonreentrant forms of atrio-ventricular nodal tachycardia mimicking atrial fibrillation
    Sanjay Dixit
    Cardiac Electrophysiology Section, University of Pennsylvania Health System, Philadelphia, Pennsylvania, USA
    J Cardiovasc Electrophysiol 17:312-6. 2006
    ..Atrial fibrillation (AF) manifests disorganized atrial activity and irregular R-R intervals on electrocardiogram (ECG). Variation in R-R intervals can also be seen with other supraventricular tachycardias that may mimic AF...
  69. doi Complex fractionated electrogram distribution and temporal stability in patients undergoing atrial fibrillation ablation
    Jean Francois Roux
    Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 19:815-20. 2008
    ..Targeting of complex fractionated electrograms (CFEs) has been described as an approach for catheter ablation of atrial fibrillation (AF); however, the distribution and temporal stability of CFE regions remain poorly defined...
  70. doi Comparison of epicardial cryoablation and irrigated radiofrequency ablation in a Swine infarct model
    Miguel E Jauregui-Abularach
    Electrophysiology Section, Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    J Cardiovasc Electrophysiol 23:1016-23. 2012
    ..Epicardial Cryoablation in Swine...
  71. doi Pulmonary vein isolation using a compliant endoscopic laser balloon ablation system in a swine model
    Edward P Gerstenfeld
    Department of Medicine, Hospital of the University of Pennsylvania, 9 Founders Pavilion, 3400 Spruce Street, Philadelphia, PA 19104, USA
    J Interv Card Electrophysiol 29:1-9. 2010
    ..We studied the ability of a novel endoscopic laser balloon ablation system (EAS) to achieve acute and chronic pulmonary vein (PV) isolation in a swine model...
  72. doi Dominant frequency mapping of atrial fibrillation: comparison of contact and noncontact approaches
    Sattar Gojraty
    University of Pennsylvania Hospital, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 20:997-1004. 2009
    ..We sought to determine the difference between DFs determined using contact bipolar, contact unipolar, noncontact unipolar, and noncontact pseudobipolar recordings...
  73. ncbi Mechanisms underlying sustained firing from pulmonary veins: evidence from pacing maneuvers and pharmacological manipulation
    Sanjay Dixit
    Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Pacing Clin Electrophysiol 27:1120-9. 2004
    ..Its response to pacing maneuvers argues against sustained reentry and supports triggered activity and/or abnormal automaticity as the mechanisms underlying the phenomenon...
  74. doi Ventricular premature depolarizations triggered by incremental dose isoproterenol infusion: common electrocardiographic features
    Nuria Rivas
    Cardiovascular Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USA
    J Interv Card Electrophysiol 25:43-51. 2009
    ..To identify the prevalence of adrenergically mediated ventricular premature depolarizations (VPDs) and characterize their electrocardiographic (ECG) features and specific anatomically determined sites of origin within the ventricles...
  75. ncbi Elevations in ventricular pacing threshold with the use of the Y adaptor: implications for biventricular pacing
    Robert W Rho
    Section of Electrophysiology, Division of Cardiovascular Medicine, Hospital of the University of Pennsylvania, 3400 Spruce Street, Ninth Floor Founders Pavillion, Philadelphia, PA 19104, USA
    Pacing Clin Electrophysiol 26:747-51. 2003
    ..This observation has significant clinical implications as loss of capture may occur as a result of improper measurement of left ventricular thresholds at the time of implantation...
  76. ncbi Supraventricular arrhythmias limit effective cardiac resynchronization therapy: diagnosis using intracardiac electrograms and device based pacing maneuvers
    Tapan G Rami
    Section of Cardiac Electrophysiology, Department of Medicine, University of Pennsylvania Health System, Philadelphia, PA, USA
    J Interv Card Electrophysiol 15:119-23. 2006
    ....
  77. ncbi Interactions of antiarrhythmic drugs and implantable devices in controlling ventricular tachycardia and fibrillation
    Yadavendra S Rajawat
    University of Pennsylvania, 3400 Spruce Street, 9 Founders Pavilion, Philadelphia, PA 19104, USA
    Curr Cardiol Rep 4:434-40. 2002
    ..This review summarizes the benefits and adverse effects of ICD in combination with antiarrhythmic drug therapy, and provides guidelines to ensure safe application of this hybrid therapy...
  78. ncbi Changes in ventricular dimensions and function during recovery of atrial tachycardia-induced cardiomyopathy treated with catheter ablation
    Leonard Ilkhanoff
    Cardiovascular Division, Section of Electrophysiology, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19014, USA
    J Cardiovasc Electrophysiol 18:1104-6. 2007
    ..Despite the apparent success of ablative therapy, this case report highlights the importance of routine clinical and echocardiographic follow-up in patients with longstanding TIC...
  79. ncbi Supraventricular tachycardia observed upon termination of atrial flutter: what is the mechanism?
    Sultan M Siddique
    University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
    J Cardiovasc Electrophysiol 15:834-6. 2004
  80. ncbi Percutaneous left atrial appendage occlusion (PLAATO) for preventing cardioembolism: first experience in canine model
    Toshiko Nakai
    Section of Cardiac Electrophysiology, Department of Medicine and Cardiovascular Research Institute, University of California, San Francisco 94143, USA
    Circulation 105:2217-22. 2002
    ..A novel implanted device for percutaneous LAA transcatheter occlusion (PLAATO) has been designed to seal the LAA. The purpose of this study was to test the feasibility and safety of transcatheter LAA occlusion in dogs...
  81. ncbi Genetic testing in the management of inherited arrhythmia syndromes
    Wendy S Tzou
    Department of Medicine, Cardiovascular Medicine Division, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA
    Curr Cardiol Rep 11:343-51. 2009
    ....
  82. pmc Focal myocarditis mimicking acute ST-elevation myocardial infarction: diagnosis using cardiac magnetic resonance imaging
    Jeffrey M Testani
    Division of Cardiovascular Medicine, University of Pennsylvania School of Medicine and Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Tex Heart Inst J 33:256-9. 2006
    ..The diagnosis of acute myocarditis was eventually confirmed with use of cardiac magnetic resonance imaging...
  83. ncbi Persistent pulmonary vein isolation: the elusive goal of atrial fibrillation ablation
    Edward P Gerstenfeld
    J Cardiovasc Electrophysiol 18:399-401. 2007
  84. ncbi Noncontact frequency mapping of atrial fibrillation: are we ready to accept "virtual" mapping?
    Edward P Gerstenfeld
    J Cardiovasc Electrophysiol 18:1154-6. 2007
  85. ncbi Clinical predictors and outcomes associated with acute return of pulmonary vein conduction during pulmonary vein isolation for treatment of atrial fibrillation
    William H Sauer
    University of Colorado at Denver and Health Sciences Center, USA
    Heart Rhythm 3:1024-8. 2006
    ..Pulmonary vein electrical isolation (PVI) is an effective treatment for atrial fibrillation (AF). However, recurrence of pulmonary vein (PV) conduction after ablation may limit long-term success...
  86. ncbi Defibrillation threshold testing: is one shock enough?
    Edward P Gerstenfeld
    Heart Rhythm 2:123-4. 2005
  87. ncbi Does rhythm control improve functional status in patients with atrial fibrillation?
    Edward P Gerstenfeld
    J Am Coll Cardiol 46:1900-1. 2005
  88. doi Functional block in the posterior left atrium another piece in the puzzle of atrial fibrillation initiation
    Edward P Gerstenfeld
    J Am Coll Cardiol 51:863-4. 2008