L. Bergfeldt

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Guidelines on management (diagnosis and treatment) of syncope.

W. Kapoor, S. Hohnloser, J. Blanc, 2001, European heart journal.

Reentry in an accessory atrioventricular pathway as a trigger for atrial fibrillation initiation in manifest Wolff-Parkinson-White syndrome: a matter of reflection?

O. Berenfeld, J. Schwieler, J. Jalife, 2008, Heart rhythm.

Guidelines on management (diagnosis and treatment) of syncope--update 2004.

Rose Anne Kenny, Paolo Alboni, Richard Sutton, 2004, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

Atrial Fibrillation, Stroke Risk, and Warfarin Therapy Revisited: A Population-Based Study

Lennart Bergfeldt, Staffan Björck, L. Friberg, 2013, Stroke.

Atrial fibrillation prevalence revisited

L. Friberg, L. Bergfeldt, L Bergfeldt, 2013, Journal of internal medicine.

Spinal cord stimulation effects on myocardial ischemia, infarct size, ventricular arrhythmia, and noninvasive electrophysiology in a porcine ischemia-reperfusion model.

P. Andréll, C. Mannheimer, L. Bergfeldt, 2011, Heart rhythm.

Atrioventricular block progression in patients with bifascicular block assessed by repeated electrocardiography and a bradycardia-detecting pacemaker.

M. Rosenqvist, L. Bergfeldt, N. Edvardsson, 1994, The American journal of cardiology.

Atrial fibrillation burden, episode duration and frequency in relation to quality of life in patients with implantable cardiac monitor

S. Jensen, C. Blomström-Lundqvist, J. Schwieler, 2021, International journal of cardiology. Heart & vasculature.

Electrophysiologic effects and clinical hazards of carbamazepine treatment for neurologic disorders in patients with abnormalities of the cardiac conduction system.

T. Tomson, L. Bergfeldt, H. Vallin, 1991, American heart journal.

Electrophysiological evaluation of the sodium-channel blocker carbamazepine in healthy human subjects

T. Tomson, L. Bergfeldt, G. Kennebäck, 1995, Cardiovascular Drugs and Therapy.

Complete heart block in HLA B 27 associated disease Electrophysiological and clinical characteristics

L. Bergfeldt, H. Vallin, O. Edhag, 2022 .

Paroxysmal Regular Supraventricular Tachycardia: The Diagnostic Accuracy of the Transesophageal Ventriculo‐Atrial Interval

H. Bastani, J. Schwieler, M. Jensen-Urstad, 2011, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Task force on syncope, European Society of Cardiology. Part 2. Diagnostic tests and treatment: summary of recommendations.

W. Kapoor, S. Hohnloser, J. Blanc, 2001, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

Long‐term prognosis in patients with bifascicular block – the predictive value of noninvasive and invasive assessment

M. Rosenqvist, L. Bergfeldt, A. Englund, 2006, Journal of internal medicine.

Aortic Regurgitation Is Common in Ankylosing Spondylitis: Time for Routine Echocardiography Evaluation?

O. Bech-Hanssen, B. Sveälv, M. S. Täng, 2015, The American journal of medicine.

Effects of complete heart block on myocardial function, morphology, and energy metabolism in the rat.

E. Omerovic, F. Waagstein, L. Bergfeldt, 2007, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

Rapid Atrial Pacing Does Not Decrease the Atrial Defibrillation Threshold

M. Rosenqvist, G. Ayers, C. Linde, 2003, Pacing and clinical electrophysiology : PACE.

Diagnostic value of programmed ventricular stimulation in patients with bifascicular block: a prospective study of patients with and without syncope.

M. Rosenqvist, N. Rehnqvist, L. Bergfeldt, 1995, Journal of the American College of Cardiology.

Preparticipation evaluation of novice, middle-age, long-distance runners.

A. Sahlén, F. Braunschweig, L. Bergfeldt, 2013, Medicine and science in sports and exercise.

The impact of hypertension and diabetes on outcome in patients undergoing percutaneous coronary intervention.

J. Herlitz, P. Albertsson, L. Bergfeldt, 2011, The American journal of medicine.

Stroke Risk Stratification in Patients With Postoperative Atrial Fibrillation After Coronary Artery Bypass Grafting

L. Friberg, A. Jeppsson, L. Bergfeldt, 2022, Journal of the American Heart Association.

Disopyramide induced second and third degree atrioventricular block in patients with bifascicular block. An acute stress test to predict atrioventricular block progression.

M. Rosenqvist, L. Bergfeldt, H. Vallin, 1985, British heart journal.

Instability of repolarization in LQTS mutation carriers compared to healthy control subjects assessed by vectorcardiography.

S. Jensen, L. Bergfeldt, Farzad Vahedi, 2013, Heart rhythm.

hypertrophy: a deleterious interaction repolarization abnormalities in left ventricular Ischemia induces aggravation of baseline

J. Jensen, L. Bergfeldt, J. Tapanainen, 2015 .

Analysis of initial rhythm, witnessed status and delay to treatment among survivors of out-of-hospital cardiac arrest in Sweden

J. Herlitz, L. Bergfeldt, N. Edvardsson, 2010, Heart.

Right ventricular pacing-induced electrophysiological remodeling in the human heart and its relationship to cardiac memory.

M. Rosen, L. Bergfeldt, A. Rubulis, 2007, Heart rhythm.

Permanent Pacing Is a Risk Factor for the Development of Heart Failure

S. Hohnloser, N. Duan, J. Blanc, 2005 .

Effects of 3 months of detraining following cardiac rehabilitation in patients with atrial fibrillation

M. Borland, A. Rosenkvist, Å. Cider, 2022, European Review of Aging and Physical Activity.

The results of health‐related quality of life assessment depend on the prevailing rhythm at the assessment: Experience from the CAPTAF trial (Catheter Ablation Compared with Pharmacological Therapy for Atrial Fibrillation)

S. Jensen, C. Blomström-Lundqvist, L. Bergfeldt, 2021, Journal of cardiovascular electrophysiology.

Myocardial injury after electrical therapy for cardiac arrhythmias assessed by troponin-T release.

M. Rosenqvist, L. Bergfeldt, A. Kallner, 1997, The American journal of cardiology.

The synthesized vectorcardiogram resembles the measured vectorcardiogram in patients with dyssynchronous heart failure.

F. Prinzen, K. Vernooy, Elien B. Engels, 2015, Journal of electrocardiology.

Cortical activation changes and improved motor function in stroke patients after focal spasticity therapy– an interventional study applying repeated fMRI

T. Jonsson, P. Julin, L. Bergfeldt, 2015, BMC Neurology.

Cardiac conduction disturbances in patients with ankylosing spondylitis: results from a 5-year follow-up cohort study

L. Jacobsson, L. Bergfeldt, H. Forsblad-d’Elia, 2019, RMD Open.

HLA-B27: an important genetic risk factor for lone aortic regurgitation and severe conduction system abnormalities.

P. Insulander, L. Bergfeldt, D. Lindblom, 1988, The American journal of medicine.

Time Relation between a Syncopal Event and Documentation of Atrioventricular Block in Patients with Bifascicular Block: Clinical Implications

M. Rosenqvist, L. Bergfeldt, A. Englund, 2006, Cardiology.

Prospective study of left ventricular function after radiofrequency ablation of atrioventricular junction in patients with atrial fibrillation.

M. Rosenqvist, K. Caidahl, L. Bergfeldt, 1995, British heart journal.

“Normal” response of the QT interval and QT dispersion following intravenous injection of the sodium channel blocker disopyramide: Methodological aspects

L. Bergfeldt, K. Nowinski, 1995, Cardiovascular Drugs and Therapy.

Complete heart block--another HLA B27 associated disease manifestation.

L. Bergfeldt, E. Möller, Erna Möller, 2008, Tissue antigens.

Pacing‐Induced Electrophysiological Remodeling in Hypertrophic Obstructive Cardiomyopathy—Observations on Cardiac Memory

F. Gadler, C. Linde, L. Bergfeldt, 2005, Pacing and clinical electrophysiology : PACE.

Cardiac repolarization and its relation to ventricular geometry and rate in reverse remodelling during antihypertensive therapy with irbesartan or atenolol: results from the SILVHIA study

T. Kahan, L. Bergfeldt, M. Edner, 2007, Journal of Human Hypertension.

Transient repolarization instability following the initiation of cardiac resynchronization therapy.

F. Braunschweig, C. Linde, L. Bergfeldt, 2011, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

Comparison of actions of irbesartan versus atenolol on cardiac repolarization in hypertensive left ventricular hypertrophy: results from the Swedish Irbesartan Left Ventricular Hypertrophy Investigation Versus Atenolol (SILVHIA).

T. Kahan, L. Bergfeldt, M. Edner, 2002, The American journal of cardiology.

CABG and ICD for All Patients with Hemodynamically Significant Ventricular Arrhythmia and Significant Coronary Artery Disease? Do We Know Enough to Decide—or to Design a Randomized Trial?

L. Bergfeldt, 1999, Pacing and clinical electrophysiology : PACE.

Atrioventricular Conduction Disturbances

L. Bergfeldt, 1997 .

Complete heart block in HLA B27 associated disease. Electrophysiological and clinical characteristics.

L. Bergfeldt, H. Vallin, O. Edhag, 1984, British heart journal.

Cardiac conduction disturbances, an underestimated manifestation in ankylosing spondylitis. A 25-year follow-up study of 68 patients.

L. Bergfeldt, H. Vallin, O. Edhag, 2009, Acta medica Scandinavica.

Ankylosing spondylitis: an important cause of severe disturbances of the cardiac conduction system. Prevalence among 223 pacemaker-treated men.

L. Bergfeldt, H. Vallin, O. Edhag, 1982, The American journal of medicine.

Pharmacological Stress Testing of the His‐Purkinje System in Patients with Bifascicular Block

M. Rosenqvist, L. Bergfeldt, Anders Enclund, 1998, Pacing and clinical electrophysiology : PACE.

Dispersion in Ventricular Repolarization in Patients with Severe Intraventricular Conduction Disturbances

L. Bergfeldt, A. Englund, M. Andersson, 2001, Pacing and clinical electrophysiology : PACE.

Improved Physical Fitness Induced by Physiotherapist-led Exercise in Patients With Permanent Atrial Fibrillation Disappears and Health-related Quality of Life Is Impaired After Detraining – A 3 Months Follow-up

M. Borland, A. Rosenkvist, Å. Cider, 2020 .

Task force on syncope, European Society of Cardiology. Part 1. The initial evaluation of patients with syncope.

Is Prolonged QTc Sufficient to Predict Survival in Patients with Intracerebral Hemorrhage?

L. Bergfeldt, C. Hjalmarsson, 2014, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Sinus Node Recovery Time Assessment Revisited: Role of Pharmacologic Blockade of the Autonomic Nervous System

M. Rosenqvist, P. Insulander, L. Bergfeldt, 1996, Journal of cardiovascular electrophysiology.

Repolarization measures and their relation to sex hormones in postmenopausal women with cardiovascular disease receiving hormone replacement therapy.

K. Schenck-Gustafsson, L. Bergfeldt, K. Carlström, 2002, The American journal of cardiology.

Cardiac release of histamine after ventricular fibrillation and defibrillation during insertion of implantable cardioverter defibrillators (ICD)

M. Rosenqvist, J. Kaszaki, L. Bergfeldt, 1995, Inflammation Research.

Accessory pathway properties are similar in symptomatic and asymptomatic preexcitation

P. Insulander, M. Jensen-Urstad, L. Bergfeldt, 2022, Journal of Interventional Cardiac Electrophysiology.

Transient repolarization alterations dominate the initial phase of an acute anterior infarction--a vectorcardiography study.

Markus Lingman, Johan Herlitz, Lennart Bergfeldt, 2014, Journal of electrocardiology.

Frequency and long term follow up of valvar insufficiency caused by retrograde aortic radiofrequency catheter ablation procedures

M. Rosenqvist, L. Bergfeldt, B. Darpö, 1999, Heart.

Platelet aggregating activity in serum from patients with HLA-B27 associated rheumatic and cardiac disorders: a possible link to the proliferative vascular changes.

L. Bergfeldt, G. Holm, O. Edhag, 1991, British heart journal.

2018 ESC Guidelines for the diagnosis and management of syncope

Christophe Leclercq, Raffaello Furlan, Rose Anne Kenny, 2018, European heart journal.

arrhythmogenic potential Left ventricular hypertrophy in hypertension: its

T. Kahan, L. Bergfeldt, 2005 .

Adaptation of ventricular repolarization time following abrupt changes in heart rate: comparisons and reproducibility of repeated atrial and ventricular pacing.

L. Bergfeldt, Farzad Vahedi, G. Lundahl, 2020, American journal of physiology. Heart and circulatory physiology.

Pacemaker dependence in patients with bifascicular block during acute anterior myocardial infarction.

M. Rosenqvist, L. Bergfeldt, N. Edvardsson, 1984, British heart journal.

Pacemaker dependence inpatients withbifascicular block during acuteanterior myocardial infarction

L. Bergfeldt, N. Edvardsson, H. Vallin, 1984 .

Sinus Bradycardia and Sinus Pauses Immediately after Electrical Cardioversion of Persistent Atrial Fibrillation—What Do They Mean?

L. Bergfeldt, N. Edvardsson, D. Poci, 2013, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Galectin-1 is inversely associated with type 2 diabetes independently of obesity – A SCAPIS pilot study☆

G. Bergström, P. Jansson, L. Strindberg, 2019, Metabolism open.

Burden and Timing of Premature Atrial Contractions After Electrical Cardioversion of Persistent Atrial Fibrillation Do Not Predict Its Recurrence

L. Bergfeldt, N. Edvardsson, D. Poci, 2008, Clinical cardiology.

QT Response after a Test Dose and during Maintenance Therapy with AZD1305 in Patients with Atrial Fibrillation

K. Egstrup, L. Bergfeldt, L. Gullestad, 2011, American journal of cardiovascular drugs : drugs, devices, and other interventions.

Introduction: ‘The long QT syndromes – from molecule to man’

L. Bergfeldt, 2006, Journal of internal medicine.

Comparative class 1 electrophysiologic and anticholinergic effects of disopyramide and its main metabolite (mono-N-dealkylated disopyramide) in healthy humans

K. Schenck-Gustafsson, R. Dahlqvist, L. Bergfeldt, 1992, Cardiovascular Drugs and Therapy.

Reentry in an Accessory AV Pathway as a Trigger for AF Initiation in Manifest WPW Syndrome: A Matter of Reflection?

J. Schwieler, J. Jalife, S. Zlochiver, 2008 .

Vectorcardiography analysis of the repolarization response to

M. Hartford, L. Bergfeldt, J. Odenstedt, 2012 .

Adaptation of ventricular repolarization duration and dispersion during changes in heart rate induced by atrial stimulation

L. Bergfeldt, Farzad Vahedi, G. Lundahl, 2019, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Cardiovascular effects and cardiopulmonary plasma gradients following intravenous infusion of neuropeptide Y in humans: negative dromotropic effect on atrioventricular node conduction.

L. Bergfeldt, J. Pernow, J. Lundberg, 2002, Clinical science.

Atrial arrhythmias--the dominating cardiac problem in three patients with HLA B27 associated rheumatic disorders.

M. Rosenqvist, L. Bergfeldt, 2009, Acta medica Scandinavica.

Guidelines on management (diagnosis and treatment) of syncope-update 2004. Executive Summary.

Rose Anne Kenny, Paolo Alboni, Richard Sutton, 2005, European heart journal.

[Atrial fibrillation more common than previously thought. Stroke prophylaxis needs to be improved].

L. Friberg, L. Bergfeldt, 2013, Lakartidningen.

Cardiac outflow of endothelin, neuropeptide Y and noradrenaline in relation to hyperaemia in coronary sinus flow following electrical conversion of induced ventricular fibrillation in man.

M. Rosenqvist, A. Franco‐Cereceda, A. Owall, 1995, European heart journal.

Ventricular repolarization duration and dispersion adaptation after atropine induced rapid heart rate increase in healthy adults.

L. Bergfeldt, Farzad Vahedi, G. Lundahl, 2017, Journal of electrocardiology.

[Guidelines on management (diagnosis and treatment) of syncope. Update 2004. Executive summary].

W. Kapoor, S. Hohnloser, J. Blanc, 2004, Revista espanola de cardiologia.

DIFFERENTIAL DIAGNOSIS OF CARDIOGENIC SYNCOPE AND SEIZURE DISORDERS

Lennart Bergfeldt, L. Bergfeldt, 2003, Heart.

Safety and efficacy of dronedarone from clinical trials to real-world evidence: implications for its use in atrial fibrillation.

A. Camm, A. Capucci, A. Goette, 2019, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

Effect of Catheter Ablation vs Antiarrhythmic Medication on Quality of Life in Patients With Atrial Fibrillation: The CAPTAF Randomized Clinical Trial

Pekka Raatikainen, Lennart Bergfeldt, Niklas Höglund, 2019, JAMA.

Electrophysiological phenotype in the LQTS mutations Y111C and R518X in the KCNQ1 gene.

S. Jensen, L. Bergfeldt, A. Rydberg, 2013, Journal of applied physiology.

Comparative assessment of right, left, and biventricular pacing in patients with permanent atrial fibrillation.

P. Vardas, M. Brignole, A. Raviele, 2005, European heart journal.

Atrial fibrillation in patients admitted to coronary care units in western Sweden - focus on obesity and lipotoxicity.

J. Borén, E. Omerovic, B. Redfors, 2015, Journal of electrocardiology.

Screening for sinus node dysfunction by analysis of short-term sinus cycle variations on the surface electrocardiogram.

M. Rosenqvist, L. Bergfeldt, H. Vallin, 1995, American heart journal.

Comparative assessment of right, left, and biventricular pacing in patients with permanent atrial fibrillation

P. Vardas, M. Brignole, A. Raviele, 2005 .

Vectorcardiography shows cardiac memory and repolarization heterogeneity after ablation of accessory pathways not apparent on ECG.

Lennart Bergfeldt, J. Schwieler, L. Bergfeldt, 2013, International journal of cardiology.

Incidence of sudden death after radiofrequency ablation of the atrioventricular junction for atrial fibrillation.

M. Rosenqvist, L. Bergfeldt, N. Edvardsson, 1997, The American journal of cardiology.

Left ventricular function after repeated episodes of ventricular fibrillation and defibrillation assessed by transoesophageal echocardiography.

M. Rosenqvist, L. Brodin, L. Bergfeldt, 1997, European heart journal.

Disopyramide stress test: a sensitive and specific tool for predicting impending high degree atrioventricular block in patients with bifascicular block.

M. Rosenqvist, L. Bergfeldt, A. Englund, 1995, British heart journal.

Cardiac conduction system abnormalities in ankylosing spondylitis: a cross-sectional study

L. Bergfeldt, H. Forsblad-d’Elia, H. Carlsten, 2013, BMC Musculoskeletal Disorders.

HLA B27-associated rheumatic diseases with severe cardiac bradyarrhythmias. Clinical features and prevalence in 223 men with permanent pacemakers.

L. Bergfeldt, 1983, The American journal of medicine.

HLA-B27-Associated Cardiac Disease

L. Bergfeldt, 1997, Annals of Internal Medicine.

Carbamazepine induced bradycardia - a problem in general or only in susceptible patients? A 24-h long-term electrocardiogram study

T. Tomson, L. Bergfeldt, E. Spina, 1992, Epilepsy Research.

Prevalence of cardiac conduction disturbances during carbamazepine treatment: preliminary data.

T. Tomson, L. Bergfeldt, E. Spina, 1987, Functional neurology.

Sinus node dysfunction during long-term lithium treatment.

M. Rosenqvist, L. Bergfeldt, A. Mathe, 1993, British heart journal.

Management of patients with palpitations: a position paper from the European Heart Rhythm Association.

P. Kirchhof, S. Viskin, M. Borggrefe, 2011, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

Aerobic group training improves exercise capacity and heart rate variability in elderly patients with a recent coronary event. A randomized controlled study.

A. Ståhle, L. Bergfeldt, R. Nordlander, 1999, European heart journal.

Atrial fibrillation: the cost of illness in Sweden

L. Bergfeldt, I. Björholt, L. Ericson, 2010, The European Journal of Health Economics.

Changes in ventricular repolarization during percutaneous transluminal coronary angioplasty in humans assessed by QT interval, QT dispersion and T vector loop morphology

S. Jensen, L. Bergfeldt, K Nowinski, 2000, Journal of internal medicine.

Exercise‐based cardiac rehabilitation improves physical fitness in patients with permanent atrial fibrillation – A randomized controlled study

M. Borland, A. Rosenkvist, Å. Cider, 2020, Translational Sports Medicine.

Out-of-hospital cardiac arrest: causes according to autopsy and electrocardiography-analysis of 781 patients with neither hospital care nor prescribed medication during the preceding two years.

J. Herlitz, L. Bergfeldt, N. Edvardsson, 2020, Resuscitation.

Early repolarization in middle-age runners: cardiovascular characteristics.

A. Sahlén, F. Braunschweig, L. Bergfeldt, 2014, Medicine and science in sports and exercise.

Assessment of accessory pathway and atrial refractoriness by transoesophageal and intracardiac atrial stimulation: an analysis of methodological agreement.

L. Bergfeldt, B. Darpö, K. Nanthakumar, 1999, Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology.

The Effect of Ventricular Activation Sequence on Cardiac Performance During Pacing

M. Rosenqvist, L. Rydén, L. Bergfeldt, 1996, Pacing and clinical electrophysiology : PACE.

Defibrillation before EMS arrival in western Sweden

J. Engdahl, A. Claesson, L. Svensson, 2017, The American journal of emergency medicine.

Cardiac arrhythmias and conduction abnormalities in patients with type 2 diabetes

Deepak L. Bhatt, J. Borén, J. McMurray, 2023, Scientific Reports.

Left ventricular hypertrophy in hypertension: its arrhythmogenic potential

T. Kahan, L. Bergfeldt, 2005, Heart.

Idiopathic ventricular fibrillation - Long term prognosis in relation to clinical findings and ECG patterns in a Swedish cohort.

S. Jensen, P. Platonov, L. Bergfeldt, 2019, Journal of electrocardiology.

Vectorcardiography for Optimization of Stimulation Intervals in Cardiac Resynchronization Therapy

M. Ståhlberg, F. Prinzen, K. Vernooy, 2015, Journal of Cardiovascular Translational Research.

New‐Onset Atrial Fibrillation After Coronary Artery Bypass Grafting and Long‐Term Outcome: A Population‐Based Nationwide Study From the SWEDEHEART Registry

L. Friberg, A. Jeppsson, L. Bergfeldt, 2020, Journal of the American Heart Association.

Spatial peak and mean QRS-T angles: A comparison of similar but different emerging risk factors for cardiac death.

G. Bergström, L. Bergfeldt, Markus Lingman, 2020, Journal of electrocardiology.

Transient Proarrhythmic State Following Atrioventricular Junctional Radiofrequency Ablation

M. Jensen-Urstad, F. Gadler, L. Bergfeldt, 2002, Pacing and clinical electrophysiology : PACE.

FDA safety warning on the cardiac effects of lamotrigine: An advisory from the Ad Hoc ILAE/AES Task Force

Josemir W Sander, M. Baulac, M. Keezer, 2021, Epilepsia open.

Transient proarrhythmic state following atrioventricular junction radiofrequency ablation: pathophysiologic mechanisms and recommendations for management.

M. Jensen-Urstad, F. Gadler, L. Bergfeldt, 2002, The American journal of medicine.

Long‐Term Follow‐Up of Patients Treated By Radiofrequency Ablation of the Atrioventricular Junction

M. Rosenqvist, S. Jensen, L. Bergfeldt, 1995, Pacing and clinical electrophysiology : PACE.

Time-dependent variation in the cardiac conduction system assessed in young healthy individuals at weeks' interval: implications for clinical trials.

K. Schenck-Gustafsson, L. Bergfeldt, H. Melander, 1991, Journal of the American College of Cardiology.

Changes in human coronary sinus blood flow and myocardial metabolism induced by ventricular fibrillation and defibrillation.

M. Rosenqvist, L. Jorfeldt, A. Owall, 1998, Journal of cardiothoracic and vascular anesthesia.

Changes in arrhythmia profile and heart rate variability during abrupt withdrawal of antiepileptic drugs. Implications for sudden death

T. Tomson, M. Ericson, L. Bergfeldt, 1997, Seizure.

Clinical Course of Postoperative Atrial Fibrillation After Cardiac Surgery and Long-Term Outcome.

A. Jeppsson, T. Gudbjartsson, L. Bergfeldt, 2022, The Annals of thoracic surgery.

Spinal cord stimulation effects on myocardial ischemia, infarct size, ventricular arrhythmia, and noninvasive electrophysiology in a porcine ischemia-reperfusion model

P. Andréll, C. Mannheimer, L. Bergfeldt, 2011 .

Heart rate and its variability in response to running-associations with troponin.

A. Sahlén, F. Braunschweig, L. Bergfeldt, 2014, Medicine and science in sports and exercise.

T vector and loop characteristics in coronary artery disease and during acute ischemia.

Lennart Bergfeldt, Jens Jensen, J. Jensen, 2004, Heart rhythm.

T wave inversions following ablation of 125 posteroseptal accessory pathways.

L. Bergfeldt, N. Edvardsson, M. Aunes-Jansson, 2006, International journal of cardiology.

Female preponderance in atrioventricular node reentrant tachycardia, but no sex related electrophysiological differences

J. Schwieler, L. Bergfeldt, C. Williamsson, 2015 .

QT correction using Bazett’s formula remains preferable in long QT syndrome type 1 and 2

L. Bergfeldt, A. Rydberg, T. Gilljam, 2020, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Drug use and torsades de pointes cardiac arrhythmias in Sweden: a nationwide register-based cohort study

J. Fastbom, L. Bergfeldt, A. Nyman, 2020, BMJ Open.

Ischemia induces aggravation of baseline repolarization abnormalities in left ventricular hypertrophy: a deleterious interaction.

Lennart Bergfeldt, Jens Jensen, J. Jensen, 2006, Journal of applied physiology.

Magnetocardiographic and Magnetic Resonance Imaging for Noninvasive Localization of Ventricular Arrhythmia Origin in a Model of Nonischemic Cardiomyopathy

H. Göranson, H. Jonsson, L. Bergfeldt, 2002, Pacing and clinical electrophysiology : PACE.

Accelerated QT adaptation following atropine‐induced heart rate increase in LQT1 patients versus healthy controls: A sign of disturbed hysteresis

S. Jensen, Rosie Perkins, L. Bergfeldt, 2022, Physiological reports.

Adaptation of ventricular repolarization dispersion during heart rate increase in humans: A roller coaster process.

L. Bergfeldt, G. Lundahl, L. Gransberg, 2021, Journal of Electrocardiology.

Cardiac memory: The slippery slope twixt normalcy and pathology.

M. Rosen, L. Bergfeldt, 2015, Trends in cardiovascular medicine.

Temporal characteristics of cardiac memory in humans: vectorcardiographic quantification in a model of cardiac pacing.

M. Rosen, F. Gadler, C. Linde, 2005, Heart rhythm.

Cardiac fatigue in long-distance runners is associated with ventricular repolarization abnormalities.

A. Sahlén, M. Ståhlberg, F. Braunschweig, 2009, Heart rhythm.

Power spectral and Poincaré plot characteristics in sinus node dysfunction.

L. Bergfeldt, Y. Haga, 2003, Journal of applied physiology.

Changes in Medication Preceding Out-of-hospital Cardiac Arrest Where Resuscitation Was Attempted

J. Herlitz, L. Bergfeldt, N. Edvardsson, 2014, Journal of cardiovascular pharmacology.

Performance and cardiac evaluation before and after a 3-week training camp for 400-meter sprinters – An observational, non-randomized study

C. Mattsson, A. Ravn-Fischer, L. Bergfeldt, 2019, PloS one.

Treatment of atrial fibrillation. Recommendations from a workshop arranged by the Medical Products Agency (Uppsala, Sweden) and the Swedish Society of Cardiology.

C. Blomström-Lundqvist, L. Bergfeldt, P. Blomström, 1993, European heart journal.

Vectorcardiographic QRS area as a novel predictor of response to cardiac resynchronization therapy.

Kevin Vernooy, Frits W Prinzen, Lennart Bergfeldt, 2015, Journal of electrocardiology.

Associations between new-onset postoperative atrial fibrillation and long-term outcome in patients undergoing surgical aortic valve replacement

A. Jeppsson, T. Gudbjartsson, L. Bergfeldt, 2023, European Journal of Cardio-Thoracic Surgery.

HLA-B27-associated heart disease. Clinicopathologic study of three cases.

L. Bergfeldt, J. Rajs, O. Edhag, 1984, The American journal of medicine.

Wide QRS‐T angles are associated with markers of increased inflammatory activity independently of hypertension and diabetes

G. Bergström, P. Jansson, L. Bergfeldt, 2020, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Repolarization changes in patients with heart failure receiving cardiac resynchronization therapy-signs of cardiac memory.

Frits W Prinzen, Lennart Bergfeldt, F. Prinzen, 2011, Journal of electrocardiology.

Prevalence of diastolic dysfunction in patients with ankylosing spondylitis: a cross-sectional study

L. Bergfeldt, H. Forsblad-d’Elia, E. Klingberg, 2015, Scandinavian journal of rheumatology.

Mortality in pacemaker-treated patients. A follow-up study of the impact of HLA B27 and associated rheumatic disorders.

P. Allebeck, L. Bergfeldt, O. Edhag, 2009, Acta medica Scandinavica.

Use of signal-averaged electrocardiography for predicting inducible sustained monomorphic ventricular tachycardia in patients with bundle branch block with and without a history of syncope.

M. Rosenqvist, L. Bergfeldt, A. Englund, 1995, American heart journal.

Disopyramide induced second andthird degree atrioventricular block inpatients withbifascicular block

M. Rosenqvist, L. Bergfeldt, H. Vallin, 1985 .

Modifiable risk factors, symptoms, wellbeing and treatment expectations in patients with atrial fibrillation

L. Bergfeldt, M. Lachonius, A. Odell, 2021, British Journal of Cardiac Nursing.

Spectral turbulence analysis of the signal-averaged electrocardiogram for predicting inducible sustained monomorphic ventricular tachycardia in patients with and without bundle branch block.

L. Bergfeldt, A. Englund, M. Andersson, 1995, European heart journal.

Magnetocardiographic localization of arrhythmia substrates: a methodology study with accessory pathway ablation as reference

Tomas Hindmarsh, Pär L. Ågren, Håkan Göranson, 1998, IEEE Transactions on Medical Imaging.

Automatic identification of a stable QRST complex for non-invasive evaluation of human cardiac electrophysiology

G. Bergström, L. Bergfeldt, G. Lundahl, 2020, PloS one.

Electrocardiographic Abnormalities and Elevated cTNT at Admission for Intracerebral Hemorrhage: Predictors for Survival?

L. Bergfeldt, B. Andersson, K. Manhem, 2013, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

FDA Safety Warning on the Cardiac Effects of Lamotrigine: An Advisory From the Ad Hoc ILAE/AES Task Force

Josemir W Sander, M. Baulac, M. Keezer, 2021, Epilepsy currents.

Acute comparative effect of right and left ventricular pacing in patients with permanent atrial fibrillation.

P. Vardas, M. Brignole, F. Gadler, 2004, Journal of the American College of Cardiology.

Effect of Heart Rate on Ventricular Repolarization in Healthy Individuals Applying Vectorcardiographic T Vector and T Vector Loop Analysis

S. Jensen, L. Bergfeldt, M. F. Haney, 2011, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

The ACCF/AHA Scientific Statement on Syncope

W. Kapoor, R. Freeman, A. Camm, 2006, Clinical Autonomic Research.

Non-invasive electrophysiological differences between women and men:differences in body size not an explanation.

L. Bergfeldt, G. Lundahl, L. Gransberg, 2022, American journal of physiology. Heart and circulatory physiology.

Vectorcardiography analysis of the repolarization response to pharmacologically induced autonomic nervous system modulation in healthy subjects.

M. Hartford, L. Bergfeldt, J. Odenstedt, 2012, Journal of applied physiology.

Performance and cardiac evaluation before and after a 3-week training camp for 400-meter sprinters – An observational, non-randomized study

A. Ravn-Fischer, L. Bergfeldt, P. Dahlberg, 2019, PloS one.

Management of patients with palpitations: a position paper from the European Heart Rhythm Association.

Left ventricular hypertrophy in hypertension: its arrhythmogenic potential

T. Kahan, L. Bergfeldt, 2005, Heart.

Acute coronary syndromes--the prognostic impact of hypertension, diabetes and its combination on long-term outcome.

J. Herlitz, K. Caidahl, M. Hartford, 2009, International journal of cardiology.

Distorted T-vector loop and increased heart rate are associated with ventricular fibrillation in a porcine ischemia-reperfusion model.

L. Bergfeldt, L. Grip, J. Odenstedt, 2009, Journal of electrocardiology.

Vectorcardiographic QRS area as a novel predictor of response to cardiac resynchronization therapy.

F. Prinzen, K. Vernooy, H. Crijns, 2015, Journal of electrocardiology.

AV CONDUCTION DISTURBANCES ‐ ETIOLOGY AND MECHANISMS A BRIEF REVIEW.

L. Bergfeldt, 1989 .

Sinus Bradycardia and Sinus Pauses Immediately after Electrical Cardioversion of Persistent Atrial Fibrillation—What Do They Mean?

L. Bergfeldt, N. Edvardsson, D. Poci, 2013, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.