OOIR: Observatory of International Research

Papers

(The TQCC of Heart Rhythm is 0. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Incessant multiform ectopy in a young woman: What is the mechanism and treatment?	289
To the Editor—MicroPort CRM considerations on Beflex/Vega pacing lead performance	177
14-3-3ε/YWHAE regulates the transcriptional expression of cardiac sodium channel NaV1.5	176
Identification of a SCN5A founder mutation causing sudden death, Brugada syndrome, and conduction blocks in Southern Italy	156
Alert notifications for impending patient demise—Widening the powers of automatic remote monitoring of cardiac implantable electronic devices	116
Implantable cardioverter-defibrillators for primary prevention during or early after hospitalization? A time to pause, reflect, and exercise sound clinical judgment	100
To the Editor— Smartwatch determination of atrial fibrillation burden	94
Table of Contents	86
PO-706-05 DECREASE IN ACTIVITY OF DAILY LIVING DURING THE COVID-19 PANDEMIC CORRELATES WITH A DECREASE IN BIOMETRIC VARIABLES	86
18F-FDG PET/CT and radiolabeled leukocyte SPECT/CT imaging for the evaluation of cardiovascular infection in the multimodality context	78
PO-03-222 CURRENT TRENDS AND OUTCOMES OF SUDDEN CARDIAC ARREST IN YOUNG ADULTS IN THE USA: INSIGHTS FROM THE NATIONAL INPATIENT SAMPLE	77
ID: 4121707 The Benefit of Signal Quality Assessment in Automated Ventricular Ectopic Beat Detection	75
EP News: Allied Professionals	73
Supraventricular tachycardia with double trouble	71
EP News: Case Reports	68
Wide complex tachycardia with atrioventricular dissociation? Not so fast buddy	67
PO-620-02 NITRIC OXIDE RELEASING PACING LEAD TO PREVENT INFECTION IN CARDIAC PACING	64
Cardiac resynchronization therapy with triple fusion using the SyncAV dynamic algorithm compared to conventionally optimized biventricular pacing: Results from the multicentric, randomized, double-bli	61
Decisional conflict and defibrillator implantation choices among Black women and men with chronic systolic heart failure	56
Outcome of cardiac implantable electronic devices in pediatric heart transplant recipients	56
Spatial ventricular gradient is associated with pacing-induced cardiomyopathy	56
To the Editor — Ganglionated plexus modulation inducing vagal response during pulsed field ablation for atrial fibrillation: A blessing in disguise	54
Efficacy and safety of once-daily carvedilol in patients with atrial fibrillation: A randomized, double-blind, placebo-controlled trial	54
Anatomy terminology—Note from the Editors	52
Subserratus implantation of the subcutaneous implantable cardioverter-defibrillator	51

Performance of cardiac implantable electronic devices in detecting premature ventricular contraction burden	51
Fifty years later, I was the recipient of the medical innovation I invented	50
MP-483492-003 SHORTER COUPLED PREMATURE ATRIAL COMPLEXES LEAD TO ACUTE ATRIAL MECHANICAL DYSFUNCTION AND CHRONIC INDUCIBLE ATRIAL FIBRILLATION IN A SWINE MODEL	48
MP-470554-005 VERY SLOW ATRIOVENTRICULAR NODE REENTRY TACHYCARDIA MASQUERADING AS JUNCTIONAL RHYTHM: MECHANISM AND ELECTROPHYSIOLOGIC CHARACTERISTICS	47
MP-483493-004 SUPERIORITY OF LONG-DURATION RADIOFREQUENCY ABLATION TO THE USE OF HALF-NORMAL SALINE IRRIGATION IN INCREASING LESION SIZE	45
PO-06-072 BIPOLAR ABLATION FOR SEPTAL VENTRICULAR TACHYCARDIA IN A PATIENT WITH CARDIAC SARCOIDOSIS	44
PO-06-125 ZERO-FLUOROSCOPY CATHETER ABLATION IN PREGNANT: EVALUATION OF SAFETY, FEASIBILITY AND EFFICACY	42
PO-02-081 EXPLORING THE ROLE OF HEART-TORSO GEOMETRY IN NON-INVASIVE ELECTROCARDIOGRAPHIC IMAGING ACCURACY AND POTENTIAL GEOMETRIC CALIBRATION TECHNIQUES	41
PO-06-117 CLINICAL OUTCOMES OF PROSPECTIVE COMPUTATIONAL 12-LEAD ECG MAPPING GUIDED PVC ABLATION	41
PO-03-121 THE EFFECT OF DIAGNOSIS TO ABLATION TIME IN PATIENTS UNDERGOING CATHETER ABLATION FOR PERSISTENT ATRIAL FIBRILLATION	41
AP-452680-5 SPEECH-INDUCED ATRIAL TACHYCARDIA: A RARE PHENOMENON DOCUMENTED DURING PACEMAKER DEVICE INTERROGATION	39
PO-02-175 AI ENABLES SIGNIFICANT REDUCTION OF CLINIC REVIEW BURDEN FOR LEGACY ICMS	39
B-PO03-149 OPTIMAL HEART RATE CORRECTION OF THE QT INTERVAL IN AF PATIENTS	38
B-PO03-161 OMNIPOLAR TECHNOLOGY MAPPING: DERIVATION AND VALIDATION AGAINST CARDIAC MAGNETIC RESONANCE-DERIVED MAPS AND ENDOMYOCARDIAL BIOPSY	36
PO-05-119 PEAK FREQUENCY CAN BE EFFECTIVELY USED TO CHARACTERIZE ATRIAL REMODELING IN ATRIAL FIBRILLATION	35
PO-673-06 CARDIAC RESYNCHRONIZATION WITH LEFT BUNDLE AREA PACING COMPARED TO HIS BUNDLE AND BIVENTRICULAR PACING; AN ACUTE ELECTRICAL AND HAEMODYNAMIC WITHIN PATIENT COMPARISON	35
PO-670-07 OPTIMISING ANTITHROMBOTIC AGENTS IN PATIENTS UNDERGOING LEFT ATRIAL APPENDAGE OCCLUSION	35
PO-04-196 CORRELATION BETWEEN VENTRICULAR TACHYCARDIA CIRCUIT AND CARDIAC COMPUTED TOMOGRAPHY-DERIVED WALL THINNING FOR POSTINFARCTION VENTRICULAR TACHYCARDIA ABLATION	34
B-PO01-047 PULSED FIELD ABLATION AND HEAT GENERATION: ELECTRODE-TISSUE TEMPERATURE ANALYSIS FROM THE PULSED AF TRIAL	34
B-PO01-046 EFFICACY AND SAFETY OF ETHANOL ABLATION TO THE VEIN OF MARSHALL GUIDED BY SUBSECTION CATHETER IN ATRIAL FIBRILLATION ABLATION	34
PO-03-015 HIS BUNDLE PACING: OUTCOME AFTER 10-YEARS FOLLOW-UP	33
B-PO01-097 DO APPLE IPHONE 12 MAGSAFE MAGNETS TRIGGER MAGNET MODE IN CARDIAC DEVICES?	33
PO-03-026 ACUTE PROCEDURAL AND INTERMEDIATE-TERM LEAD PERFORMANCE OF LEFT BUNDLE BRANCH AREA PACING	32
PO-03-055 INCIDENCE OF INAPPROPRIATE PAUSE DETECTION WITH REMOTE CARDIAC MONITORING BY INSERTABLE CARDIAC MONITOR, A REAL-WORLD STUDY	32
PO-03-051 EXPEDITED SAME DAY DISCHARGE PROTOCOL IS SAFE FOR PATIENTS UNDERGOING CARDIAC IMPLANTABLE ELECTRONIC DEVICE (CIED) IMPLANTATION	32
PO-04-033 CARDIONEUROABLATION IN A WOMAN WITH ICTAL-INDUCED CARDIAC ASYSTOLE	31
PO-04-092 SAFETY AND EFFICACY OF DIFFERENT FIELD STRENGTHS OF PULSED-FIELD ABLATION IN ACHIEVING DURABLE CAVOTRICUSPID ISTHMUS BLOCK: A PRECLINICAL STUDY	30
PO-04-066 DESIGN AND PRE-CLINICAL ASSESSMENT OF A NOVEL RETROGRADE AORTIC DELIVERY SHEATH TO AID ACCESS FOR LEFT VENTRICULAR MAPPING AND ABLATION	30
PO-04-110 MAPPING TRENDS IN AVNRT ABLATION: AN INTERNATIONAL ANALYSIS	30
PO-04-170 AUTOMATED CT-BASED PREDICTION OF VENTRICULAR ARRHYTHMIA	29
B-AB04-01 STEREOTACTIC BODY RADIOTHERAPY FOR REFRACTORY SCAR RELATED VENTRICULAR TACHYCARDIA: A SINGLE CENTER EXPERIENCE	29
PO-03-158 PEDIATRIC CARDIAC SCREENING DATA WAREHOUSE: A NATIONAL PUBLIC HEALTH RESOURCE	28
PO-04-233 MULTIDISCIPLINARY APPROACHES TO TREAT VENTRICULAR ARRHYTHMIAS WITH RADIOABLATION AND CARDIAC SYMPATHECTOMY (MAVERICS)	28
PO-03-146 PREMATURE VENTRICULAR CONTRACTIONS IN CHILDREN AND YOUNG ADULTS: RISK FACTORS FOR LEFT VENTRICULAR DYSFUNCTION	28
PO-04-144 IMPACT OF AGE ON ATRIAL ARRHYTHMIA OUTCOMES AFTER PERCUTANEOUS ASD CLOSURE	28
PO-03-007 CROSS VALIDATION OF A MACHINE LEARNING ALGORITHM DESIGNED TO IDENTIFY PULMONARY VEIN SIGNALS USING COMPETING TRAINING DATA	27
PO-03-094 IMAGE INTEGRATION IN VENTRICULAR TACHYCARDIA (VT) ABLATION USING SENSE2 PROTOCOL MAPPING	27
PO-03-093 EFFECT OF CATHETER ABLATION FOR ATRIAL FIBRILLATION ON LEFT ATRIAL FUNCTION AND LEFT VENTRICULAR DIASTOLIC FILLING	27
BS-516-01 A NOVEL COMPUTATIONAL-AI FRAMEWORK TO DETECT SITES OF ORIGINS OF SCAR-RELATED VENTRICULAR TACHYCARDIA FROM IMPLANTED DEVICE ELECTROGRAMS	27
PO-03-138 REAL-WORLD EXPERIENCE UTILIZING THE NUVISION 4D INTRACARDIAC ECHOCARDIOGRAPHY CATHETER FOR LEFT TRIAL APPENDAGE CLOSURE	27
CI-452767-3 MACHINE LEARNING-POWERED, DEVICE-EMBEDDED HEART SOUND MEASUREMENT CAN OPTIMIZE AV DELAY IN CRT PATIENTS	27
PO-701-03 ANATOMICAL CONSIDERATIONS AND CLINICAL INTERPRETATION OF PRONE 12-LEAD ECG: INSIGHTS FROM A MULTICENTER PROSPECTIVE STUDY	26
PO-02-216 SEGMENTAL INCREASE IN HETEROGENEITY OF REPOLARIZATION CORRESPONDS TO REGIONS OF DECREASED INNERVATION AFTER MYOCARDIAL INFARCTION	26
PO-645-05 CARDIAC ALTERNANS AS A BIOMARKER OF DYNAMIC ELECTROPHYSIOLOGICAL CHANGES IN ARRHYTHMOGENIC ISCHEMIC SUBSTRATES	26
PO-701-08 A DATA-DRIVEN PREPROCESSING FRAMEWORK FOR ATRIAL FIBRILLATION INTRACARDIAC ELECTROCARDIOGRAMS ANALYSIS	26
PO-711-01 CATHETER ABLATION OF THE MITRAL ISTHMUS LINE USING THE NOVEL DIAMONDTEMP ABLATION SYSTEM: FIRST EXPERIENCE USING TWO DIFFERENT ABLATION PROTOCOLS	25
PO-716-02 SHORT TERM READMISSION RATES AND CLINICAL OUTCOMES OF ANTICOAGULATION VERSUS WATCHMAN DEVICE IN OCTOGENARIANS	25
PO-647-04 OPTIMISING DEFIBRILLATION EFFICACY OF ICD CONFIGURATIONS USING A COHORT OF HIGH-RESOLUTION WHOLE-TORSO HEART MODELS	25
PO-710-02 PATIENT COMORBIDITIES AND ABLATION TECHNIQUE ARE IMPORTANT DETERMINANTS OF FIRST PASS PULMONARY VEIN ISOLATION	25
PO-02-047 OUTCOMES OF CARDIOVASCULAR IMPLANTABLE ELECTRONIC DEVICE REMOVAL WITHOUT REIMPLANTATION IN PEDIATRIC PATIENTS	25

PO-02-089 EMPIRIC VEIN OF MARSHALL ETHANOL INFUSION IN PATIENTS UNDERGOING REPEAT CATHETER ABLATION WITH DURABLY ISOLATED PULMONARY VEINS	25
PO-712-03 RATE OF 30-DAY READMISSION AND ECONOMIC BURDEN IN PATIENTS WITH SICK SINUS SYNDROME WITH COEXISTING CHRONIC DIASTOLIC HEART FAILURE WHO UNDERWENT PACEMAKER INSERTION	25
PO-646-07 KCNH2 VARIANTS IDENTIFIED AS PATHOGENIC, DAMAGING, AND DYSFUNCTIONAL DO NOT RELIABLY IDENTIFY LONG QT SYNDROME IN LARGE PATIENT BIOBANK	25
PO-05-012 REPOLARIZATION CHANGES FOLLOWING CONDUCTION SYSTEM PACING EVALUATED BY ULTRA-HIGH-FREQUENCY ELECTROCARDIOGRAPHY	24
PO-01-065 DECREASE IN HEART RATE AND BRADYCARDIA PRECEDING IN-HOSPITAL CARDIAC ARREST	24
PO-04-064 INVASIVE HAEMODYNAMIC ASSESSMENT SHOWS THE OBESITY-HFPEF PHENOTYPE IS COMMON AMONGST PATIENTS WITH SYMPTOMATIC AF	24
B-PO03-059 INCIDENCE AND KINETICS OF PREMATURE BATTERY DEPLETION OF THE SUBCUTANEOUS IMPLANTABLE CARDIOVERTER-DEFIBRILLATOR	24
CI-524-04 RISK OF VENTRICULAR ARRHYTHMIAS FOLLOWING IMPLANTABLE CARDIOVERTER DEFIBRILLATOR GENERATOR CHANGE IN PATIENTS WITH RECOVERED EJECTION FRACTION: IMPLICATIONS FOR SHARED DECISION MAKING	24
PO-01-043 COMPARISON OF RISK SCORES FOR PREDICTION OF SUDDEN DEATH AND SUSTAINED VENTRICULAR TACHYCARDIA IN REPAIRED TETRALOGY OF FALLOT	24
PO-01-019 VASCULAR AGE PREDICTION USING CHEST X-RAYS	24
PO-01-141 REAL LIFE EXPERIENCE WITH PULSED FIELD ABLATION FOR RECURRENT VENTRICULAR ARRHYTHMIAS	24
Heart Rhythm 2022 Program Committee	24
B-PO04-011 INHIBITION OF KV11.1 CHANNELS IN ISOLATED HYPOKALEMIC RABBIT HEARTS WAS PROARRHYTHMIC, WHEREAS KCA2 CHANNEL INHIBITION WAS SAFE	24
PO-03-160 IS THERE A FUTURE FOR THE 90-DAY BLANKING PERIOD AFTER PULSED FIELD ABLATION: EARLY RECURRENCES IN THE PULSED AF TRIAL	24
PO-04-122 PULSED FIELD ABLATION DOSE-RESPONSE SAFETY AND EFFICACY CHARACTERIZATION OF A NOVEL LARGE SPHERICAL TIP MAPPING AND CONTACT FORCE-SENSING CATHETER	24
PO-01-093 PREDICTORS OF ARRHYTHMIA IN THE INPATIENT POPULATION PRIMARILY HOSPITALIZED FOR SARS-COV-2; A RETROSPECTIVE LARGE-DATABASE ANALYSIS	23
PO-03-174 PREDICTORS OF PERMANENT PACEMAKER PLACEMENT IN PATIENTS UNDERGOING TRICUSPID VALVE SURGERY-A RETROSPECTIVE COHORT STUDY OF THE NATIONAL INPATIENT SAMPLE	23
PO-01-026 RIGHT ATRIAL APPENDAGE THROMBECTOMY USING ALPHAVAC TO FACILITATE ATRIAL FIBRILLATION (AFIB) ABLATION	23
MP-483499-007 MECHANISMS OF MITRAL ISTHMUS RECONNECTION AFTER MITRAL ISTHMUS ABLATION WITH AND WITHOUT VEIN OF MARSHALL ETHANOL INFUSION	23
PO-01-079 SEX DIFFERENCES IN ELECTROGRAPHIC FLOW PHENOTYPES AND OUTCOMES IN PATIENTS UNDERGOING PULMONARY VEIN ISOLATION	23
PO-02-144 LEFT ATRIAL FUNCTIONAL AND TISSUE CHANGES AFTER PULMONARY VEIN ISOLATION IN ATRIAL FIBRILLATION PATIENTS - INITIAL RESULTS OF THE EVALUATE-PVI STUDY	23
PO-02-140 WITHDRAWN	23
PO-03-164 INCIDENCE, PREDICTORS, AND INDICATIONS FOR PERMANENT PACEMAKER IMPLANTATION AFTER ORTHOTOPIC HEART TRANSPLANTATION	22
PO-03-171 LEADLESS PACEMAKERS ARE UNAFFECTED BY RADIATION EXPOSURE AT CLINICALLY RELEVANT THERAPEUTIC DOSES USED IN ONCOLOGY	22
PO-02-069 OUTCOMES OF LEFT BUNDLE BRANCH AREA PACING UPGRADE IN PATIENTS WITH RIGHT VENTRICULAR PACING-INDUCED CARDIOMYOPATHY	22
PO-02-064 IS THORACIC IMPEDANCE TRULY ACCURATE IN PREDICTING ACUTE DECOMPENSATIONS ACROSS DIFFERENT STAGES OF HEART FAILURE?	22
PO-03-192 THE ASSOCIATION BETWEEN PACED LEFT VENTRICULAR ACTIVATION TIME AND CARDIAC REVERSE REMODELING IN HEART FAILURE PATIENTS WITH LEFT BUNDLE BRANCH BLOCK	22
PO-01-036 ACCURACY OF FORWARD-SOLUTION COMPUTATIONAL ECG MAPPING FOR VENTRICULAR ARRHYTHMIAS IN PATIENTS WITH ADULT CONGENITAL HEART DISEASE	22
PO-02-192 FIRST REPORT OF STRENGTH-DURATION CURVES OBTAINED FROM PATIENTS IMPLANTED WITH A NOVEL DUAL-CHAMBER LEADLESS PACEMAKER SYSTEM	22
PO-02-156 THE RISE OF LEFT BUNDLE BRANCH AREA "PACE AND ABLATE"; AV NODAL ABLATION OUTCOMES, WHERE ARE WE NOW?	21
CA-530-03 TAILORED ABLATION INDEX BASED ON LEFT ATRIAL WALL THICKNESS ASSESSED BY COMPUTED TOMOGRAPHY FOR PULMONARY VEIN ISOLATION IN PATIENTS WITH ATRIAL FIBRILLATION	21
CE-538-01 TRANSCATHETER LEAK OCCLUSION WITH ENDOVASCULAR COILS FOLLOWING LEFT ATRIAL APPENDAGE CLOSURE: PROCEDURAL SUCCESS AND OUTCOMES BEFORE AND AFTER LEAK CLOSURE	21
B-PO04-176 THE ARTIFICIAL INTELLIGENCE-ENABLED ENDOCARDIAL SIGNAL PREDICTION OF TERMINATION SITE DURING CATHETER ABLATION OF PERSISTENT ATRIAL FIBRILLATION	21
MP-453092-7 THE IMPACT OF ELECTROANATOMICAL MAPPING AND VT SUBSTRATE ABLATION ON PRIMARY AND SECONDARY PREVENTION ICD INDICATION IN PATIENTS WITH REPAIRED TETRALOGY OF FALLOT	21
PO-02-184 IMCAP-AI STUDY: EVALUATION OF THE DIAGNOSTIC PERFORMANCE AND ORGANIZATIONAL IMPACT OF AN ILR ECG ANALYZER ALGORITHM IN CLINICAL PRACTICE	21
PO-691-04 SATURATED FATTY ACIDS DIFFERENTIALLY MODULATE ION CHANNEL AND STRUCTURAL REMODELING IN MATURE IPSC-DERIVED ATRIAL CARDIOMYOCYTES LEADING TO OBESITY-INDUCED ATRIAL FIBRILLATION	21
CI-523-01 CONDUCTION SYSTEM PACING VERSUS CONVENTIONAL PACING IN PATIENTS UNDERGOING AV NODE ABLATION: NON-RANDOMIZED, ON-TREATMENT COMPARISON	20
PO-02-224 CONDUCTION VELOCITIES DETERMINED BY NON-INVASIVE ELECTROCARDIOGRAPHIC IMAGING PREDICT ARRHYTHMIA-FREE SURVIVAL AFTER PULMONARY VEIN ISOLATION	20
HF-566-02 PREDICTED RISK OF VENTRICULAR ARRHYTHMIA IN INDIVIDUALS WITH DESMOSOME GENE VARIANTS IDENTIFIED VIA POPULATION GENOMIC SCREENING	20
PO-02-199 A NOVEL FINDING: SERUM MICRORNA-122 CORRELATES WITH LEFT ATRIAL SUBSTRATE IN PATIENTS WITH ATRIAL FIBRILLATION	20
CI-525-03 DEVICE-TO-DEVICE COMMUNICATION FOR A NOVEL DUAL-CHAMBER LEADLESS PACEMAKER SYSTEM: RELIABILITY OF MAINTAINING ATRIOVENTRICULAR SYNCHRONY IN AN OVINE MODEL OF AV CONDUCTION BLOCK	20
MP-453089-5 CLINICAL BENEFITS OF EARLY LEFT BUNDLE BRANCH PACING IN HEART FAILURE WITH MILDLY REDUCED EJECTION FRACTION AND LEFT BUNDLE BRANCH BLOCK	20
CE-521-02 REPRODUCIBILITY OF CARDIAC GANGLIONATED PLEXUS LOCALISATION USING A NOVEL CURRENT-CONTROLLED HIGH FREQUENCY STIMULATOR	19
B-PO05-039 MET SCORE IN PATIENTS WITH AND WITHOUT ATRIAL FIBRILLATION	19
HP-574-02 PROPORTION OF WOMEN AND REPORTING OF OUTCOMES BY SEX IN CONTEMPORARY CLINICAL TRIALS OF ATRIAL FIBRILLATION	19
B-IN01-08 LOCAL ABNORMAL VENTRICULAR ACTIVITY REVEALS CONDUCTION PROPERTY DIFFERENT TO SYSTOLIC ACTIVATION DIRECTION USING OMNIPOLAR METHODOLOGY: LAVA FLOW	19
PO-02-151 INCREASED VENTRICULAR ARRHYTHMIAS IN A MOUSE MODEL OF HYPERTROPHIC CARDIOMYOPATHY	19
B-PO05-050 OUTCOMES OF HIS BUNDLE VS LEFT BUNDLE BRANCH PACING FOLLOWING AV NODE ABLATION	19
B-PO05-083 THE CORRELATION BETWEEN LEFT ATRIAL WALL HYPERTROPHY AND HIGH UNIPOLAR VOLTAGES ALONG THE ABLATION LINE AND THEIR IMPACT ON ATRIAL FIBRILLATION RECURRENCE IN PATIENTS AFTER PULMONARY VEIN I	19
B-PO05-061 SAFETY OF INTRAOPERATIVE PLACEMENT OF PERMANENT LEADLESS PACEMAKERS COMPARED TO TEMPORARY EPICARDIAL WIRE PLACEMENT	19
CE-521-01 STELLATE GANGLION INSTRUMENTATION FOR RECORDING AND STIMULATION IN PATIENTS WITH VENTRICULAR ARRHYTHMIAS. PRELIMINARY EXPERIENCE	19
PO-01-180 MECHANISMS OF PULMONARY ARTERIAL HYPERTENSION-INDUCED ATRIAL FIBRILLATION IN THE RIGHT HEART: INSIGHTS FROM MULTI-SCALE MODELS OF THE HUMAN ATRIA	19
PE-565-01 PROGRAMMED VENTRICULAR STIMULATION AS AN ADDITIONAL PRIMARY PREVENTION RISK STRATIFICATION TOOL IN ARRHYTHMOGENIC RIGHT VENTRICULAR CARDIOMYOPATHY: A MULTINATIONAL STUDY	19
B-PO05-213 REVERSAL OF HYPOCALCEMIA-INDUCED DILATED CARDIOMYOPATHY TREATED WITH CRT-D	19
PO-624-07 ADVERSE EVENTS OF PENTARAY CATHETER VERSUS HIGH DENSITY GRID CATHETER : A REVIEW OF MAUDE DATABASE	18
PO-634-05 RATES AND PREDICTORS OF HOSPITAL AND EMERGENCY DEPARTMENT CARE AFTER CATHETER ABLATION OF ATRIAL FIBRILLATION	18
PO-636-08 PULSE FIELD ABLATION FOR PULMONARY VEIN ISOLATION: ACUTE RESULTS FROM A MULTICENTRIC REGISTRY	18
PO-617-02 A HIDDEN STRATIFICATION PROBLEM IN NEURAL ECG ANALYSIS	18
PO-628-07 LEFT BUNDLE-BRANCH PACING POST-ATRIOVENTRICULAR JUNCTION ABLATION FOR ATRIAL FIBRILLATION: PROPENSITY-SCORE MATCHING WITH HIS BUNDLE PACING	18
PO-635-05 VENTRICULAR ARRHYTHMIA ABLATION WITHOUT FLUOROSCOPIC UTILIZATION - A SINGLE CENTER EXPERIENCE	18
PO-615-05 ACACETIN, A POTENT TRANSIENT OUTWARD CURRENT BLOCKER, MAY BE A NOVEL THERAPEUTIC FOR KCND3-ENCODED KV4.3 GAIN-OF-FUNCTION-ASSOCIATED J-WAVE SYNDROMES	18
B-PO05-186 IMPACT OF GUIDELINE-BASED MEDICAL THERAPY ON VENTRICULAR ARRHYTHMIAS AND MORTALITY AMONG HEART FAILURE PATIENTS IMPLANTED WITH A PRIMARY PREVENTION ICD/CRTD	18
PO-01-103 IMPACT OF FILTERED IMPEDANCE DROP ON ATRIAL LESION SIZE PREDICTION	18
PO-631-02 RIGHT PRECORDIAL U WAVES IN SEVERE AORTIC STENOSIS: PREVALENCE IN A "REAL WORLD" COHORT AND DIMINUTION BY TAVR	18
PO-631-06 ARTIFICIAL INTELLIGENCE-ENABLED MODEL FOR EARLY DETECTION OF LEFT VENTRICULAR HYPERTROPHY AND MORTALITY PREDICTION IN YOUNG TO MIDDLE-AGED ADULTS	18
CA-527-03 DOES HIGH POWER - SHORT RADIOFREQUENCY ABLATION PRODUCE WIDER ATRIAL LESIONS ?	18
B-PO02-175 ENDOCARDIAL UNIPOLAR VOLTAGE UNDERESTIMATES INTRAMYOCARDIAL AND EPICARDIAL SCAR IN PATIENTS WITH CARDIAC SARCOIDOSIS	17
CI-482892-002 DEFIBRILLATION SUCCESS WITH A SECOND GENERATION INTERCOSTAL EXTRAVASCULAR ICD LEAD AND COMMERCIALLY AVAILABLE LEFT PECTORAL PULSE GENERATORS	17
Atrial fibrillation’s hidden compass: The left atrium and the future of risk stratification	17
PO-660-04 THE NARROW AND STRAIGHT OF COMPARING CONSISTENCY OF LIVE PROPAGATION VECTORS FROM MULTI-ELECTRODE ARRAY CATHETERS	17
B-PO04-093 FOCAL IMPULSE AND ROTOR MODULATION GUIDED ABLATION VERSUS PULMONARY VEIN ISOLATION FOR ATRIAL FIBRILLATION: A META-ANALYSIS OF HEAD-TO-HEAD COMPARATIVE STUDIES	17
PO-668-06 AUTOMATED QUANTIFICATION OF ABNORMAL LOW-AMPLITUDE QRS PEAKS FROM HIGH-RESOLUTION ECGS PREDICTS LATE VENTRICULAR ARRHYTHMIAS IN HYPERTROPHIC CARDIOMYOPATHY: A 5-YEAR PROSPECTIVE MULTICENTER	17
PO-657-08 USE OF A PERIPHERAL BALLOON DILATATION CATHETER FOR TRANSSEPTAL PUNCTURE IN A PATIENT WITH ATRIAL FIBRILLATION AND AN ATRIAL SEPTAL OCCLUSION DEVICE	17
B-PO02-194 PEDIATRIC EMPIRICAL SLOW PATHWAY ABLATION, WHEN THE INDEX OF SUSPICION IS HIGH, BUT THE EVIDENCE IS LACKING	17
MP-470551-004 EARLY ROLE OF NEUTROPHILS IN THE PATHOGENESIS OF ARRHYTHMOGENIC CARDIOMYOPATHY	17
PO-658-08 RISK OF LONG-TERM CARDIOVASCULAR DEATH IN PATIENTS WITH MILDLY REDUCED EJECTION FRACTION AFTER ACUTE MYOCARDIAL INFARCTION	17
B-PO05-190 ATHLETES WITH SUDDEN CARDIAC DEATH-PREDISPOSING GENETIC HEART DISEASE: WINNING THE ‘RETURN-TO-PLAY’ GAME	17
PO-685-07 AREA WEIGHTED UNIPOLAR VOLTAGE TO PREDICT HEART FAILURE DEATH IN PATIENTS WITH ISCHEMIC CARDIOMYOPATHY AND VENTRICULAR TACHYCARDIA	17
PO-653-02 MORTALITY RELATED TO ANTIARRHYTHMIC CHOICE AMONG PATIENTS WITH ATRIAL FIBRILLATION AND LEFT VENTRICULAR HYPERTROPHY	17
Stabilization of RyR2 maintains right ventricular function, reduces the development of ventricular arrhythmias, and improves prognosis in pulmonary hypertension	17

Endothelial function improvement and the outcomes after catheter ablation of persistent atrial fibrillation	17
B-PO02-186 HIGH RESOLUTION MAPPING OF LV ACTIVATION DURING LEFT BUNDLE BRANCH BLOCK: CORRELATION OF TRANSSEPTAL BREAKTHROUGH AND STRAUSS CRITERIA	17
PO-05-106 THREE-DIMENSIONAL INTRACARDIAC ECHOCARDIOGRAPHY TO GUIDE LEFT ATRIAL APPENDAGE AND PERI-DEVICE LEAK CLOSURE: FEASIBILITY OF RIGHT-SIDED IMAGING	17
B-PO04-102 INCREASING BSA PREDICTS RESIDUAL PULMONARY VEIN CONNECTION AFTER FIRST PASS WIDE AREA CIRCUMFERENTIAL ABLATION UTILIZING STANDARDIZED ABLATION INDEX TARGETS	17
B-PO02-073 ONE-YEAR FOLLOW-UP AFTER WIDE-AREA PULMONARY VEIN ISOLATION USING THE VISUALLY GUIDED LASER BALLOON FOR ATRIAL FIBRILLATION	17
PO-674-01 PROXIMITY OF TRANSCATHETER PULMONARY VALVE PROSTHESES TO ANATOMICAL VENTRICULAR TACHYCARDIA ISTHMUSES IN REPAIRED TETRALOGY OF FALLOT	16
PO-07-021 ARTIFICIAL-INTELLIGENCE BASED TRACKING OF ATRIAL FIBRILLATION WAVES TO IDENTIFY SITES OF ACUTE ABLATION SUCCESS	16
PO-06-090 THE INCIDENCE OF FAILURE OF REMAINING FUNCTIONAL LEADS AND NEWLY IMPLANTED LEADS AFTER TRANSVENOUS LEAD EXTRACTION	16
PO-05-200 FEASIBILITY AND ACCEPTABILITY OF A SELF-CARE INTERVENTION FOR IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) PATIENTS: A “SYSTEMS CHECK”	16
PO-06-203 IMPLANTABLE CARDIOVERTER DEFIBRILLATOR FAILURE DUE TO HIGH-VOLTAGE IMPEDANCE ABNORMALITY CAUSING MONOPHASIC SHOCKS AND DEFIBRILLATION FAILURE	16
PO-07-064 STELLATE GANGLION BLOCK AS AN ADJUNCT TREATMENT OF DRUG-REFRACTORY ELECTRIC STORM: A PERSPECTIVE OF A TERTIARY CENTER	16
PO-03-208 COMPARISON OF LESION FORMATION WITH TEMPERATURE CONTROLLED ABLATION USING QDOT CATHETER	16
PO-02-081 REDUCTION IN ARIAL TACHYCARDIA/ATRIAL FIBRILLATION IN SUSTAINED ATRIAL FIBRILLATION PATIENTS AFTER ATRIOVENTRICULAR JUNCTION ABLATION: A RETROSPECTIVE REAL-WORLD ANALYSIS	16
Atrial resynchronization with Bachmann bundle pacing—time to think outside the appendage?	16
PO-07-070 STELLATE GANGLION BLOCK IN THE MANAGEMENT OF EMERGENT VENTRICULAR ARRHYTHMIAS: OUTCOMES FROM A SINGLE CANADIAN CENTER	16
PO-06-191 PREDICTORS OF PACEMAKER DEPENDENCY FOLLOWING TRANSCATHETER AORTIC VALVE IMPLANTATION	16
PO-02-192 OUTCOMES OF LEFT ATRIAL APPENDAGE OCCLUSION IN PATIENTS WITH HEART FAILURE: A 5-YEAR PROPENSITY MATCHED ANALYSIS	16
PO-07-216 EVALUATING SAFETY PROFILE AND LEARNING CURVE WITH A PULSED FIELD ABLATION VARIABLE LOOP CIRCULAR CATHETER IN PROCEDURES FOR AF: OBSERVATIONS FROM A PROSPECTIVE, MULTICENTER, POSTMARKET CLINI	16
PO-05-076 GENETIC DEPENDENCY OF ATRIAL FIBRILLATION-ASSOCIATED RISK GENES ACROSS TISSUE TYPES: DISCOVERING NOVEL THERAPEUTIC TARGETS	15
PO-02-044 EFFICACY AND DRUG-RELATED COMPLICATIONS OF ANTICHOLINERGIC DRUGS FOR VAGAL REACTION PREVENTION DURING PULSED FIELD ABLATION	15
PO-02-118 CLUSTERING BASED ON CARDIAC AND BRAIN CENTRAL AUTONOMIC NETWORK DATA STRATIFIES ATRIAL FIBRILLATION PATIENTS BY COMORBID DEPRESSION AND STROKE RISK	15
PO-06-045 LEFT BUNDLE BRANCH AREA PACING VERSUS RIGHT VENTRICULAR PACING IN POST-TAVR PATIENTS: A RETROSPECTIVE PROPENSITY-MATCHED ANALYSIS	15
HF-499653-005 CHARACTERIZATION OF RIGHT BUNDLE BRANCH BLOCK WITH INVASIVE MAPPING: IMPLICATIONS FOR CONDUCTION SYSTEM PACING	15
PO-06-033 LONG-TERM OUTCOMES OF TRIPLE-SITE VERSUS DUAL-SITE CARDIAC RESYNCHRONIZATION THERAPY USING TEMPORARY PACING TO GUIDE INDIVIDUALIZED IMPLANTATION	15
PO-04-010 TEMPORAL SEQUENCE OF OBSTRUCTIVE SLEEP APNEA AND ATRIAL FIBRILLATION DEVELOPMENT IMPACTS THE PROGNOSIS AND THE INCIDENCE OF MAJOR CARDIOVASCULAR EVENTS	15
PO-07-107 CRYOBALLON PULMONARY VEIN ISOLATION (PVI) IN SITUS AMBIGUOUS AND DEXTROCARDIA	15
PO-01-103 PFA TO THE RESCUE: TERMINATION OF RF RESISTANT RVOT VT WITH A SINGLE PFA APPLICATION	15
PO-01-064 CONDUCTION SYSTEM PACING TO RESYNCHRONIZE AND IMPROVE THE SYSTOLIC PERFORMANCE OF THE SYSTEMIC RIGHT VENTRICLE IN A PATIENT WITH CONGENITALLY CORRECTED TRANSPOSITION OF THE GREAT ARTERIES	15
PO-02-038 LACK OF ATRIAL BRANCH PERFUSION DURING ACUTE ISCHEMIA IS NOT ASSOCIATED WITH NEW-ONSET ATRIAL FIBRILLATION DURING STEMI	15
PO-06-032 LV SIZE: AN ANONYMOUS MODULATOR OF ELECTRICAL OPTIMIZATION IN CRT	15
PO-07-035 DEEP LEARNING-BASED PREDICTION OF AVNRT ABLATION TARGETS FROM INTRACARDIAC ELECTROGRAMS	15
PO-06-070 CURRENT OF INJURY ON THE RIGHT VENTRICULAR ENDOCARDIUM BEFORE ENTRAPMENT OR SUCCESSFUL PLACEMENT OF THE LEFT BUNDLE BRANCH AREA PACING LEAD	15
PO-06-006 HIGH ATRIAL SEPTAL IMPLANTS DEMONSTRATE REDUCED ACUTE INACTIVATION RATES AND IMPROVED AV CONDUCTION WHEN COMPARED TO APPENDAGE IMPLANTS	15
PO-FP-011 DETECTION OF ACUTE-ELECTRICALLY SILENT GAPS IN LESION USING A UNIPOLAR LOCAL SIGNAL ENERGY ALGORITHM IN A PORCINE MODEL OF PULMONARY VEIN PF OR RF ISOLATION	14
PO-FP-023 ASSOCIATIONS BETWEEN DEVICE-MEASURED 24-HOUR MOVEMENT BEHAVIORS AND CARDIAC CONDUCTION DISEASE IN THE UK BIOBANK: A PROSPECTIVE COHORT STUDY	14
PO-04-170 WITHDRAWN	14
PO-06-128 SHORT-TERM OUTCOMES AND PERFORMANCE OF DUAL-CHAMBER LEADLESS PACEMAKERS: A SINGLE-CENTRE EXPERIENCE WITH 60 PATIENTS	14
PO-05-214 THE RELATIONSHIP BETWEEN WIDE ANTRAL CIRCUMFERENTIAL ABLATION LINE LENGTH AND RECURRENCE OF ATRIAL FIBRILLATION POST-PULMONARY VEIN ISOLATION	14
PO-02-088 THE IMPACT OF POSTOPERATIVE ATRIAL FIBRILLATION AFTER CARDIAC SURGERY	14
PO-04-145 IMPACT OF TIME FROM ATRIAL FIBRILLATION DIAGNOSIS TO ABLATIVE THERAPY ON DEATH AND HOSPITALIZATION IN HEART FAILURE WITH PRESERVED EJECTION FRACTION: RESULTS BY AGE AND SEX FROM THE INTERMOU	14
PO-CES-01 OPTOGENETICS FOR INVESTIGATION OF ARRHYTHMIA MECHANISMS AND TREATMENTS IN A HUMANIZED RECELLULARIZED ATRIAL MODEL	14
PO-05-031 CARDIAC SYMPATHETIC NEUROPATHOLOGY SUPPORTS THE MULTICELLULARITY OF ARRHYTHMOGENIC CARDIOMYOPATHY	14
PO-05-020 ARTERIAL BAROREFLEX DESENSITIZATION IS THE MECHANISM OF SYMPATHETIC OVERLOAD AND PARASYMPATHETIC SUPPRESSION IN PREMATURE VENTRICULAR CONTRACTION-INDUCED CARDIOMYOPATHY	14
EN-499638-002 PHARMACOLOGIC RESCUE OF LOSS-OF-FUNCTION CARDIAC SODIUM CHANNELOPATHIES	14
PO-04-028 PULSED FIELD ABLATION FOR PULMONARY VEIN ISOLATION WITH OR WITHOUT POSTERIOR WALL ISOLATION IN PATIENTS WITH PAROXYSMAL ATRIAL FIBRILLATION: A MULTICENTER RETROSPECTIVE STUDY	14
PO-05-132 SGLT2 INHIBITORS ATTENUATE ATRIAL CARDIOMYOPATHY AND REDUCE AF SUSCEPTIBILITY IN NPPA KNOCK-IN RATS	14
PO-07-031 UNCOVERING WHAT IS RIGHT IN FRONT OF US: QDOT MICRO™ FOR ACCESSORY PATHWAY ABLATION	14
PO-04-016 CALCULATION OF LOADING DOSE OF HEPARIN DURING ATRIAL FIBRILLATION ABLATION IN PATIENTS RECIEVING UNINTERRUPTED DIRECT ORAL ANTICOAGULANT AGENTS	14
Defining the holy grail of left bundle branch area pacing—does the pulse width matter?	13
EP News: Pediatric and Congenital Electrophysiology	13
PO-03-081 VISUALIZATION AND CHRONIC ASSESSMENT OF ELECTRICAL FIELD TAGS FOR PULSED FIELD ABLATION OF PULMONARY VEINS WITH THE SECOND-GENERATION PENTASPLINE CATHETER	13
PO-03-073 1-YEAR AND 3-YEAR OUTCOME COMPARISON BETWEEN RADIOFREQUENCY AND CRYOBALLOON ABLATION IN ATRIAL FIBRILLATION	13
Reply to the Editor — Risk of atrial arrhythmias in arrhythmogenic right ventricular cardiomyopathy patients undergoing ventricular tachycardia ablation	13
Diltiazem, direct oral anticoagulants, and risk of major bleeding in patients with atrial fibrillation	13
PO-661-07 A PHOTOPLETHYMOGRAPHY-BASED APPROACH TO ATRIAL FIBRILLATION-BURDEN ESTIMATION IN HIGH-RISK PATIENTS	13
Leadless pacing after transvenous lead extraction: Are we out of the woods?	13
PO-01-146 SUCCESSFUL MANAGEMENT OF MULTIFOCAL ATRIAL TACHYCARDIA WITH TRAMETINIB IN COSTELLO SYNDROME	13
Empirical slow pathway ablation in patients with paroxysmal palpitations and pounding in the neck: A 15-year follow-up	13
Association of frailty with outcomes of patients undergoing transvenous lead removal for cardiac implantable electronic device infections in the United States	13
PO-02-201 LONG-TERM USE OF ORAL ANTICOAGULATION AFTER WATCHMAN IMPLANTATION	13
Managing vagal responses induced by pulsed field ablation: Go right first?	13
Features and electrophysiologic behavior of AV nodal structure potential recorded in humans	13
Artificial intelligence for detection of ventricular oversensing: Machine learning approaches for noise detection within nonsustained ventricular tachycardia episodes remotely transmitted by pacemaker	13
PO-FP-083 ARRHYTHMIC EVENT RISK AND NEONATAL OUTCOMES IN PREGNANT AND POSTPARTUM CPVT PATIENTS	13
EP News: Pediatric and Congenital Electrophysiology	13
Unusual responses of a short RP tachycardia to His-refractory ventricular premature depolarizations: What is the mechanism?	13
Type 3 long QT syndrome: Is the effectiveness of treatment with beta-blockers population-specific?	13
PO-02-017 POSTPARTUM DIRECT ORAL ANTICOAGULANTS OR ASPIRIN IN PREGNANT WOMEN WITH ATRIAL FIBRILLATION: A PROPENSITY SCORE-MATCHED ANALYSIS	13
The frequency of gene variant reclassification and its impact on clinical management in the inherited arrhythmia clinic	13
Sinus rhythm QRS amplitude and fractionation in patients with nonischemic cardiomyopathy to identify ventricular tachycardia substrate and location	13
PO-01-181 A TOPSY TURVY CASE OF GADOLINIUM-BASED CONTRAST AGENT INDUCED QTC PROLONGATION AND TORSADES DE POINTES	13
Late arrhythmias in patients with new-onset persistent left bundle branch block after transcatheter aortic valve replacement using a balloon-expandable valve	13
Subcutaneous versus transvenous implantable defibrillator in patients with hypertrophic cardiomyopathy	13
Novel electrocardiographic observations during left bundle branch area pacing: Multiple QRS transition, supernormality, concealed capture, virtual electrode effect, and other phenomena	12
Management strategies to prevent stroke in patients with atrial fibrillation and malignant left atrial appendage	12
Sex differences in idiopathic VF: Evidence for sex-specific differences in proarrhythmic triggers	12
PO-05-181 EPICARDIAL CONDUCTION VELOCITY AND ANISOTROPIC PROPERTIES OF FIBRILLATION WAVES IN PATIENTS WITH ACUTELY INDUCED AND LONG-STANDING PERSISTENT ATRIAL FIBRILLATION	12
PO-02-138 CAVOTRICUSPID ISTHMUS ABLATION USING A NOVEL SINGLE-SHOT LINEAR HEXAPOLAR PULSED FIELD ABLATION CATHETER SYSTEM	12
PO-01-032 PERCUTANEOUS EXTRACTION OF A LARGE ORGANIZED LEFT ATRIAL THROMBUS WITH MECHANICAL ASPIRATION	12
Editorial Board	12
Delta QRS and outcomes post CRT in the Resynchronization-Defibrillation for Ambulatory Heart Failure Trial	12
Electrophysiologic characteristics and durability of index pulsed field ablation lesions from redo procedures for atrial arrhythmia recurrences	12
MP-470544-008 AV MIRRORING IN SILICONE PACING LEADS WITH TRIBOLOGICAL WEAR – A CASE SERIES	12
PO-04-127 COLCHICINE TREATMENT PREVENTS ATRIAL FIBRILLATION INCIDENCE IN A RAT MODEL OF CATHETER ABLATION: IDENTIFICATION OF SEX-SPECIFIC DIFFERENCES	12
PO-03-010 BACK TO THE FUTURE: ARTIFICIAL INTELLIGENCE-ENABLED SINGLE-LEAD AMBULATORY ECG CAN UNMASK CONDUCTION TISSUE DISEASE	12
When adenosine is not enough	12
Editorial Board	12
Electroanatomic Localization of Idiopathic Ventricular Arrhythmia Origins in the Left Ventricular Outflow Tract	12
Table of Contents	12
Association between nocturnal heart rate variability and incident cardiovascular disease events: The HypnoLaus population-based study	12
Comparison of left atrial appendage occlusion using transesophageal echocardiography vs 3-dimensional intracardiac echocardiography: Insights from a single-center NCDR registry	12
PO-03-001 ARTIFICIAL INTELLIGENCE FOR IMPROVED ATRIAL FLUTTER/ATRIAL TACHYCARDIA DETECTION IN INSERTABLE CARDIAC MONITOR	12
PO-02-034 CARDIOGENIC SHOCK AND PNEUMOPERICARDIUM: A RARE PRESENTATION OF ATRIOESOPHAGEAL FISTULA	12
Fetal long QT syndrome	12
HeartRhythm 2025: State of the Journal	12