ABSTRACTS ACCEPTED FOR ORAL PRESENTATIONS

ECAS 2017

1-1 Abstract 15-37
TARGETED ABLATION OF ECTOPY-TRIGGERING GANGLIONIC PLEXI SITES ALONE FOR PAROXYSMAL ATRIAL FIBRILLATION
Belinda Sandler 1, Sikkel Markus 1, Boon Lim 1, Nick Linton 1, Zachary Whinnett1, Fu Ng 1, Norman Qureshi 1, Afzal Sohail1, Kevin Leong 1, Vishal Luther 1, Maria Kim 1, Wyn Davies 1, Michael Koa-Wing 1, Nicholas Peters 1, Prapa Kanagaratnam 1
1 Imperial College London, London, United Kingdom

1-2 Abstract 15-17
THE IMPACT OF OBESITY ON ATRIAL FIBRILLATION ABLATION: PATIENT CHARACTERISTICS, LONG-TERM OUTCOMES AND COMPLICATIONS
Roger Winkle 1, R. Hardwin Mead 1, Gregory Engel 1, Melissa Kong 1, Fleming William 1, Jonathan Salcedo 1, Rob Patrawala 1
1 Silicon Valley Cardiology, East Palo Alto, United States

1-3Abstract 15-11
THIRD-GENERATION CRYOBALLOON: IS NEW ALWAYS BETTER?
Stefan Hartl1, BenediktBunz1, Uwe Dorwarth1, Michael Wankerl1, Florian Straube1, Ellen Hoffmann 1
1 Heart Center Munich-Bogenhausen, Munich Municipal Hospital Group, Munich, Germany

1-4Abstract 15-26
INCIDENCE OF CLASSIC ATRIAL FLUTTER IN OUTPATIENTS WITH PAROXYSMAL ATRIAL FIBRILLATION AS IDENTIFIED WITH A NEW P-WAVE CENTRIC ECG MONITOR: IMPLICATIONS FOR THE AF ABLATION PROCEDURE PROTOCOL.
Robert Rho 1, Susan Blancher 1, Mark Vossler2, Karrie McLendon2
1 Virginia Mason Heart Institute, Seattle, United States, 2 Evergreen Medical Center, Kirkland, United States

1-5 Abstract 15-16
INCIDENCE OF PULMONARY VEIN STENOSIS AFTER RADIOFREQUENCY CATHETER ABLATION OF ATRIAL FIBRILLATION
Cas Teunissen1, BirgittaVelthuis2, RutgerHassink1, Jeroen van der Heijden1, Evert-Jan Vonken2, Nick Clappers 1, Pieter Doevendans1, Peter Loh1
1 Department of Cardiology, University Medical Center Utrecht, Utrecht, Netherlands, 2 Department of Radiology, University Medical Center Utrecht, Utrecht, Netherlands

1-6 Abstract 15-31
WHAT DO PATIENTS WITH INCIDENT ATRIAL FIBRILLATION AND NO COMORBIDITIES AT THE TIME OF DIAGNOSIS DIE OF?
Tommy Andersson 1, Ing-LissBryngelsson2, Anders Magnusson 3, Ole Frøbert1, Karin Henriksson4, Edvardsson Nils 5, DritanPoci1
11Dept of Cardiology, School of Medical Sciences, Örebro University, Örebro, Sweden, 2Dept of Occupational and Environmental Medicine, School of Medical Sciences, Örebro University, Örebro, Sweden, 3Clinical Epidemiology and Biostatistics, School of Medical Sciences, Örebro University, Örebro, Sweden, 44Dept of Medical Science, Uppsala University and AstraZeneca R&D, Mölndal, Mölndal, Sweden, 5Sahlgrenska Academy at Sahlgrenska University Hospital Göteborg, Göteborg, Sweden

2-1 Abstract 23-10
AV NODE ABLATION AND PERMANENT HIS BUNDLE PACING
PugazhendhiVijayaraman1, Angela Naperkowski1, Faiz A Subzposh1
1Geisinger Heart Institute, Wilkes Barre, United States

2-2 Abstract 31-11
HIS BUNDLE PACING REDUCED MORTALITY / MORBIDITY COMPARED TO RIGHT VENTRICULAR PACING IN PACEMAKER POPULATION: LONG-TERM FOLLOW-UP
PugazhendhiVijayaraman1, Faiz A Subzposh1, Angela Naperkowski1, Gopi Dandamudi2
1Geisinger Heart Institute, Wilkes Barre, United States, 2 Indiana University, Indianapolis, United States

2-3Abstract 23-14
RIGHT VENTRICULAR HIGH SEPTAL PACING VS. RIGHT VENTRICULAR APICAL PACING FOLLOWING AV NODE ABLATION: 20 YEARS FOLLOW UP
William Eysenck 1, Rick Veasey1, Angela Gallagher 1, FadiJouhra1, Nik Patel 1, Steve Furniss1, Neil Sulke 1
1 Cardiology Research Department, Eastbourne Hospital, East Sussex Healthcare NHS Trust, Eastbourne, United Kingdom

2-4 Abstract 24-11
THROMBOEMBOLIC EVENTS IN LEFT VENTRICULAR ENDOCARDIAL PACING: LONG-TERM OUTCOMES FROM A MULTICENTRE UK REGISTRY
Vinit Sawhney 1, Guilia Domenichini 1, Victoria Baker 1, James Gamble 2, Guy Furniss3, Dimitrios Panagopoulos 3, Niall Campbell 4, Martin Lowe 1, Pier Lambiase1, Guy Haywood 3, Kim Rajappan2, Simon Sporton1, Mark Earley1, MehulDhinoja1, Ross Hunter 1, Tim Betts 2, Richard Schilling 1
1Barts Heart Centre, London, United Kingdom, 2 John Radcliffe Hospital, Oxford, United Kingdom, 3 Plymouth Hospital NHS Trust, Plymouth, United Kingdom, 4 University Hospital of South Manchester NHS Foundation Trust, Manchester, United Kingdom

2-5 Abstract 24-12
RIGHT VENTRICLE IN CARDIAC RESYNCHRONIZATION THERAPY: THE FORGOTTEN CHAMBER
HaithamBadran1, MazenTawfik1, Osama Diab1, Ayman Mortada1, Mohamed Amin 1
1 Ain Shams University, Cairo, Egypt

2-6 Abstract 23-12
PREDICTORS OF LONG-TERM RV PACING IN PATIENTS POST TRANSCATHETER AORTIC VALVE REPLACEMENT WITH AN EDWARDS SAPIEN VALVE
Esseim Sharma 1, Antony Chu 1
1 Brown University, Providence, United States

3-1 Abstract 14-10
PERIPROCEDURAL MANAGEMENT DURING LEFT ATRIAL ABLATION: BRIDGING, UNINTERRUPTED VITAMIN K-ANTAGONISTS OR UNINTERRUPTED NOVEL ANTICOAGULANTS?
Maria Brinkmeier-Theofanopoulou1, Panagiotis Tzamalis1, Susan Wehrkamp-Richter 1, Andrea Radzewitz1, Matthias Merkel 1, Gerhard Schymik1, Claus Schmitt 1, Armin Luik1
1MedizinischeKlinik IV, StaedtischesKlinikum Karlsruhe, Karlsruhe, Germany

3-2Abstract 18-26
USE OF NOVEL GLOBAL ULTRASOUND IMAGING AND CONTINUOUS DIPOLE DENSITY MAPPING TO GUIDE ABLATION IN MACRO-REENTRANT TACHYCARDIAS
Claire Martin 1, ShohrehHonarbakhsh1, Ailsa McLean 1, Pier Lambiase1, Richard Schilling 1
1Barts Heart Centre, London, United Kingdom

3-3 Abstract 18-28
ABLATION OF INCESSANT AV JUNCTIONAL TACHYCARDIA IN PATIENTS WITH INAPPROPRIATE TACHYCARDIA SYNDROME
Bengt Herweg 1, Sanders Chae1, Michael Fradley 1
1 University of South Florida Morsani College of Medicine, Tampa, Florida, United States

3-4Abstract 18-14
EMPIRIC VERSUS ENTRAINED CAVOTRICUSPID ISTHMUS LINE ABLATION IN CONGENITAL HEART DISEASE: A SINGLE CENTRE EXPERIENCE
Vinit Sawhney 1, Alex McLellan 1, DhanukaPerera1, DeshveerBabra1, DionisioIzquierdo1, Richard Schilling 1, Pier Lambiase1, Martin Lowe 1, Vivienne Ezzat1
1Barts Heart Centre, London, United Kingdom

3-5 Abstract 14-11
INDIVIDUALIZED ABLATION APPROACH FOR LEFT ATRIAL TACHYCARDIA AFTER PREVIOUS CATHETER ABLATION OF ATRIAL FIBRILLATION
Armin Luik1, Tobias Oesterlein2, Matthias Merkel 1, Patrick Hoermann1, Kerstin Schmidt 1, Thomas Schenk 1, Maria Brinkmeier-Theofanopoulou1, Andrea Radzewitz1, Gerhard Schymik1, Claus Schmitt 1
1StaedtischesKlinikum Karlsruhe, MedizinischeKlinik IV, Karlsruhe, Germany, 2 Karlsruhe Institute of Technology, Institute of Biomedical Engineering, Karlsruhe, Germany

3-6 Abstract 12-10
A NOVEL ELECTROGRAM CHARACTERISTIC AS THE TARGET FOR ATRIOVENTRICULAR NODAL RE-ENTRANT TACHYCARDIA ABLATION
Rahul Jain 1, Benjamin Maatman2, MamtaBarmeda3, Thomas Kambur2, Mark Shen 2, Jonathan Shirazi2, John Miller 2
1 Division of Cardiology, Department of Medicine, Richard L Roudebush Veterans Affairs Medical Center, Indianapolis, United States, 2 Indiana University School of Medicine, Indianapolis, United States, 3 Indiana University School of Allied Health Sciences, Indianapolis, United States

4-1 Abstract 19-14
NATIONWIDE STUDY OF SUDDEN CARDIAC DEATH CAUSED BY CONGENITAL HEART DISEASE IN PERSONS AGED 0-35 YEARS
Alexander GadeJeppesen1, Thomas HadbergLynge1, Bo GregersWinkel1, Lars Søndergaard2, BjarkeRisgaard1, Jacob Tfelt-Hansen 2
1 The Department of Cardiology, The Heart Centre, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark, 2 The Department of Cardiology, The Heart Centre, Copenhagen University Hospital, Rigshospitalet. Department of Medicine and Surgery, University of Copenhagen, Copenhagen, Denmark

4-2 Abstract 19-24
LONG TERM ARRHYTHMIC RISK ASSESSMENT IN BIOPSY-PROVEN MYOCARDITIS
Gaetano Pinnacchio1, Gemma Pelargonio1, Maria Lucia Narducci1, Gianluigi Bencardino1, Francesco Perna1, GianlucaComerci1, Stefano Bartoletti2, Maurizio Pieroni3, Michela Casella 4, Antonio Dello Russo 4, FulvioBellocci1, Filippo Crea1
1 Catholic University of the Sacred Heart - Cardiology Institute, Rome, Italy, 2 Liverpool Heart And Chest Hospital, , Liverpool, United Kingdom, 3Ospedale San Donato, Arezzo, Italy, 4 Cardiac Arrhythmia Research Centre, Centro CardiologicoMonzinoIRCCS, Milan, Italy

4-3 Abstract 19-12
THE RISK OF SUDDEN CARDIAC DEATH AMONG YOUNG PERSONS WITH DIABETES: A 10-YEAR NATIONWIDE COHORT STUDY IN DENMARK
JesperSvane1, Thomas HadbergLynge1, Ulrik Pedersen-Bjergaard2, BjarkeRisgaard1, Bo GregersWinkel1, Jacob Tfelt-Hansen 1
1 The Department of Cardiology, The Heart Centre, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark, 2 Department of Cardiology, Nephrology and Endocrinology, Nordsjællands Hospital Hillerød, Hillerød, Denmark

4-4Abstract 19-17
10-YEAR DEVELOPMENT IN ALL-CAUSE AND CARDIAC MORTALITY IN THE YOUNG: A NATIONWIDE COHORT STUDY IN DENMARK
Thomas HadbergLynge1, BjarkeRisgaard1, Mads Wissenberg2, Bo GregersWinkel1, Reza Jabbari 1, Christian Torp-Pedersen 3, Fredrik Folke2, StigHaunsø1, Gunnar Hilmar Gislason2, Jacob Tfelt-Hansen 1
1 The Department of Cardiology, The Heart Centre, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark, 2 Department of Cardiology, Copenhagen University Hospital, Gentofte, Gentofte, Denmark, 3 The Institute of Health, Science and Technology, Aalborg University , Aalborg, Denmark

4-5Abstract 19-19
CLINICAL AND ELECTROCARDIOGRAPHIC FEATURES OF ASYMPTOMATIC YOUNG INDIVIDUALS WITH SHORT QT INTERVALS
Nabeela Karim 1, Rui Providência1, Neil Srinivasan 1, MJ Ferreira 2, L Goncalves3, Pier D Lambiase1
1Barts Heart Centre, London, United Kingdom, 2HospitaisUniversidade Coimbra, Coimbra, Portugal, 3 Hospital dos Covoes, Coimbra, Portugal

4-6Abstract 19-10
THE PHENOTYPIC SPECTRUM OF A MUTATION HOTSPOT RESPONSIBLE FOR THE SHORT QT SYNDROME
Dan Hu 1, Yang Li 2, Jiancheng Zhang 3, Ryan Pfeiffer 1, Michael H. Gollob4, Jeff Healey 5, Daniel Toshio Harrell 6, Naomasa Makita 6, Haruhiko Abe 7, Yaxun Sun 8, Jihong Guo 9, Li Zhang 10, Ganxin Yan 10, Douglas Mah11, Edward P. Walsh 11, Harris B. Leopold 12, Carla Giustetto13, Fiorenzo Gaita 13, Agnieszka Zienciuk-Krajka14, Andrea Mazzanti15, Silvia G. Priori 15, Charles Antzelevitch10, Hector Barajas-Martinez 1
1 Masonic Medical Research Laboratory, Utica, United States, 2 Institute of Geriatric Cardiology, Chinese PLA General Hospital, Beijing, China, 3 Department of Cardiology, Provincial Clinical Medicine College of Fujian Medical University, Fujian, China, 4 Department of Cardiology, Toronto General Hospital, University of Toronto, Toronto, Canada, 5 Population Health Research Institute, McMaster University, Hamilton, Canada, 6 Department of Molecular Physiology, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan, 7 Department of Heart Rhythm Management, University of Occupational and Environmental Health, Fukuoka, Japan, 8 Sir Run Run Shaw Hospital, Zhejiang University, Hangzhou, China, 9 Department of Cardiac Electrophysiology, Division of Cardiology, People’s Hospital, Peking University, Beijing, China, 10Lankenau Institute for Medical Research and Jefferson Medical College, Philadelphia, United States, 11 Cardiac Electrophysiology Division, Boston Children's Hospital, Harvard Medical School, Boston, United States, 12 Connecticut Children’s Medical Center, University of Connecticut School of Medicine, Hartford, United States, 13 Division of Cardiology, University of Torino, Department of Medical Sciences, "Cittàdella Salute e dellaScienza” Hospital, Torino, Italy, 14 Department of Cardiology and Electrotherapy, Medical University of Gdansk, Gdansk, Poland, 15 Molecular Cardiology, IRCCS Salvatore Maugeri Foundation, Pavia, Italy

5-1 Abstract 28-11
NEW IMAGING MODALITY TO SUPPORT FOCAL IMPULSE AND ROTOR MAPPING DURING ATRIAL FIBRILLATION ABLATION PROCEDURES
Christopher A. B. Kowalewski1, Junaid A. B. Zaman 1, Tina Baykaner1, Mahmood Al-Housseini1, Fatemah Shenasa 1, Mohan Viswanathan 1, Paul J. Wang 1, Sanjiv M. Narayan 1, Sanjiv M. Narayan 1
1 Stanford University, Stanford, United States

5-2 Abstract 28-12
RADIATION SPARING BENEFIT OF 3D MAPPING DURING ABLATIONS IN PATIENTS WITH CONGENITAL HEART DISEASE
Dylan Timberlake 1, John Clark 1, Chris Anderson 2, David Bradley 3, Jeremy Moore 4, Grace Smith 1, VolkanTuzcu5
1 Akron Children's Hospital, Akron, Ohio, United States, 2 Providence Health & Services, Spokane, Washington, United States, 3C.S. Mott Children's Hosptial, University of Michigan Health System, Ann Arbor, Michigan, United States, 4 Mattel Children's Hospital UCLA, Los Angeles, California, United States, 5Medipol International Health Center, Istanbul, Turkey

5-3 Abstract 28-14
COMPUTATION OF PANORAMIC ELECTROGRAM PHASE TO IDENTIFY EXCITATION PATTERNS DURING ATRIAL FIBRILLATION
Tobias Oesterlein1, Armin Luik2, Patrick Hörmann 2, Claus Schmitt 2, Olaf Dössel1
1 Institute of Biomedical Engineering, Karlsruhe Institute of Technology, Karlsruhe, Germany, 2MedizinischeKlinik IV, Kardiologie, Angiologie und InternistischeIntensivmedizin, Städt. Klinikum Karlsruhe gGmbH, Karlsruhe, Germany

5-4Abstract 28-15
NOVEL MAPPING TECHNIQUE FOR LOCALIZATION OF FOCAL AND REENTRANT ACTIVATION DURING ATRIAL FIBRILLATION
Yoshihide Takahashi 1, Syu Yamashita 1, Mayumi Masumura1, Masahito Suzuki 1, Kento Yabe 1, Yasuhiro Sato 1, KenzoHirao2
1 Disaster Medical Center, Tokyo, Japan, 2 Tokyo Medical and Dental University, Tokyo, Japan

5-5Abstract 15-14
SHORT-TERM SPATIO-TEMPORAL FLUCTUATIONS IN ATRIAL FIBRILLATION SOURCES AND THEIR IMPACT ON OPTIMAL RECORDING DURATION
Christopher A. B. Kowalewski1, Fatemah Shenasa 1, Junaid Zambian 1, Tina Baykaner1, Mahmood Al-Housseini1, David Krummen2, Johannes Brachmann3, Mohan Viswanathan 1, Will Sauer 4, John Miller 5, Paul Wang 1, Sanjiv Narayan 1
1 Stanford University, Stanford, United States, 2 University of California, San Diego, United States, 3Klinikum Coburg, Coburg, Germany, 4 University of Colorado, Denver, United States, 5 Indiana University, Indiana, United States

5-6Abstract 28-13
VISUALIZATION OF THE DYNAMIC 2DRHYTHMVIEW GRAY-SCALE EXCITATION PATTERN IN 3D
Tobias Oesterlein1, Armin Luik2, Patrick Hörmann 2, Claus Schmitt 2, Olaf Dössel1
1 Institute of Biomedical Engineering, Karlsruhe Institute of Technology, Karlsruhe, Germany, 2MedizinischeKlinik IV, Kardiologie, Angiologie und InternistischeIntensivmedizin, Städt. Klinikum Karlsruhe gGmbH, Karlsruhe, Germany

6-1 Abstract 18-27
PREDICTORS OF AF ABLATION SUCCESS USING CONTACT FORCE: DOES LEFT ATRIAL SIZE MATTER ANYMORE?
Roger A Winkle 1, R. Hardwin Mead 1, Gregory Engel 1, Melissa H Kong 1, William Fleming 1, Jonathan Salcedo 1, Rob A Patrawala1
1 Silicon Valley Cardiology, East Palo Alto, United States

6-2 Abstract 18-24
EFFICACY AND SAFETY OF CRYOBALLOON VERSUS RADIOFREQUENCY ABLATION FOR ATRIAL FIBRILLATION: AN UPDATED META-ANALYSIS
Marwan Saad 1, April Slee2, Sanjeev Saksena2
1 University of Arkansas for Medical Sciences, Little Rock, United States, 2 EP Research Foundation, Warren, United States

6-3 Abstract 18-25
SPONTANEOUS PULMONARY VEIN ECTOPY AND RECURRENCE OF ATRIAL FIBRILLATION AFTER PULMONARY VEIN ISOLATION
Moritz Sinner 1, Benjamin Neumann 1, Reza Wakili1, Stefan Sattler 1, Johannes Siebermair1, Eva Klocker 1, Stephanie Fichtner1, Heidi Estner1, Stefan Kääb 1
1 Department of Cardiology, University Hospital Munich, Munich, Germany

6-4 Abstract 18-18
TRACKING THE FASCICLES AND ABLATING: A NOVEL STRATEGY FOR ISOLATING PULMONARY VEINS
Mark Shen 1, MamtaBarmeda2, Thomas Kambur1, Jonathan Shirazi1, John Miller 1, Rahul Jain 3
1 Indiana University School of Medicine, Indianapolis, United States, 2 Indiana University School of Allied Health Sciences, Indianapolis, United States, 3 Richard L. Roudebush VA Medical Center, Indianapolis, United States

6-5Abstract 18-20
RADIOFREQUENCY PULMONARY VEIN ISOLATION FOR PAROXYSMAL ATRIAL FIBRILLATION – 14 YEARS OF CONTINUOUS EVOLUTION
Philippe Purnode1, Olivier Deceuninck1, Olivier Xhaët1, Luc De Roy 1, Fabien Dormal1, Dominique Blommaert1
1 CHU UCL Namur - Site Godinne, Yvoir, Belgium

6-6 Abstract 18-21
ADENOSINE-PROVOKED DORMANT PULMONARY VEIN CONDUCTION IS ASSOCIATED WITH RECONNECTION SITE IN FOLLOW UP
Lisette Wintgens1, Sevasti-Maria Chaldoupi1, MartijnKlaver1, Vincent van Dijk 1, MauritsWijffels1, Lucas Boersma1, JippeBalt1
1 St. Antonius Hospital, Nieuwegein, Netherlands

7-1 Abstract 24-19
EARLY UPGRADE FROM CRT-D TO MPP IMPROVES THE MYOCARDIAL AND PERIPHERAL VASCULAR REMODELING IN PRIMARY DILATED CARDIOMYOPATHY
AmbrogioCapria1, Luca Santini 2, Silvia Ventresca3, GermanaPanattoni3, Valentina Ribatti3, Domenico Giovanni Della Rocca 3, Giovanni Battista Forleo4, Giulia Magliano3, FortunataCondemi3, Domenico Sergi3, Francesco Romeo 3
1 University Hospital of Tor Vergata, Department of Internal Medicine, Rome, Italy, Rome, Italy, 2Ospedale G. B. Grassi - Department of Cardiology, Ostia (Rome), Italy, Rome, Italy, 3 University Hospital of Tor Vergata, Department of Cardiology, Rome, Italy, Rome, Italy, 4Ospedale L. Sacco - Department of Cardiology, Milano, Italy, Rome, Italy

7-2 Abstract 22-10
HIS BUNDLE PACING PRESERVES LV FUNCTION DURING LONG-TERM FOLLOW-UP
PugazhendhiVijayaraman1
1Geisinger Heart Institute, Wilkes Barre, United States

7-3 Abstract 24-14
MINIMALLY INVASIVE THORACOSCOPIC TECHNIQUE FOR LV LEAD IMPLANTATION IN CARDIAC RESYNCHRONIZATION THERAPY
Massimiliano Marini 1, Stefano Branzoli1, Paolo Moggio1, AlessioCoser1, Fabrizio Guarracini1, Silvia Quintarelli1, Carlo Pederzolli1, Angelo Graffigna1, Roberto Bonmassari1, Maria Caterina Bottoli2, Andrea Droghetti2
1Ospedale Santa Chiara, Trento, Italy, 2Ospedale Carlo Poma, Mantova, Italy

7-4 Abstract 23-13
PREDICTORS OF LONG-TERM RV PACING IN PATIENTS POST TRANSCATHETER AORTIC VALVE REPLACEMENT
Esseim Sharma 1, Antony Chu 1
1 Brown University, Providence, United States

7-5 Abstract 23-15
EFFICACY AND SAFETY OF COMBINED AEROBIC, STRENGHT AND FLEXIBILITY EXERCISE TRAINING PROGRAMS IN PATIENTS WITH IMLANTABLE CARDIAC DEVICES
Maria Rosaria Squeo1, Barbara Di Giacinto1, Massimo Santini 2, Maria Luisa Sette1, EmanuleFabrizi1, Attilio Parisi1, Antonio Spataro1, Alessandro Biffi 1
1 Institute of Sport Medicine and Science, Rome, Italy, 2 World Society of Arrhythmias, Rome, Italy

7-6 Abstract 24-15
10-YEAR FOLLOW-UP IN CARDIAC RESYNCHRONISATION THERAPY: INFLUENCE OF GENDER AND ETIOLOGY ON THE OUTCOME.
Giuseppina Belotti1, Chiara Parmigiani1, Maria ElisabettaBellebono1, Paola Negrini1
1Ospedale di Treviglio, Treviglio, Italy

8-1 Abstract 07-19
PREDICTING RISK OF SUSTAINED VENTRICULAR ARRHYTHMIA IN ARRHYTHMOGENIC RIGHT VENTRICULAR DYSPLASIA/CARDIOMYOPATHY: A META-ANALYSIS
Laurens Bosman 1, ArjanSammani1, FolkertAsselbergs1, Anneline te Riele 1
1UMC Utrecht, Utrecht, Netherlands

8-2 Abstract 01-15
ATRIAL DYSPLASIA AS A NEW MECHANISM FOR ATRIAL FIBRILLATION
Ardan M Saguner1, DenizAkdis1, Corinna Brunckhorst1, Peter K Bode 2, FiratDuru1, Li Guoliang3, Guy H Fontaine 4
1 University Heart Center Zurich, Zurich, Switzerland, 2 Institute of Pathology, University Hospital Zurich, Zurich, Switzerland, 3 The First hospital, Xi'an Jiaotong University and College of Medicine, Xian, China, 4HopitalPitie La Salpetriere, Paris, France

8-3 Abstract 01-28
DISCORDANCE OF ACTIVATION-RECOVERY INTERVAL RESTITUTION CURVES OBTAINED DURING PHYSIOLOGICAL HEART RATE VARIATION VERSUS EXTRASTIMULUS PACING
Fu Siong Ng 1, Kevin MW Leong 1, Lina Kanapakaite1, Andrea Saglietto1, Caroline H Roney1, Norman A Qureshi 1, Phang Boon Lim 1, Sian Harding 1, Wyn Davies 1, Nicholas S Peters 1, Amanda Varnava1, Prapa Kanagaratnam 1
1 Imperial College London, London, United Kingdom

8-4Abstract 02-11
CORRELATIONS BETWEEN ELECTROGRAM MORPHOLOGY AND CELLULAR COMPONENT OF SCAR ARE LOST WHEN OCCURRING IN COMBINATION WITH FUNCTIONAL MODULATIONS
Konstantinos N. Tzortzis1, Kai Y.K. Wang 1, Chris D. Cantwell 1, Spencer J. Sherwin 1, Rasheda A. Chowdhury 1, Nicholas S. Peters 1
1 Imperial College London, London, United Kingdom

8-5Abstract 30-10
A DEVELOPMENTALLY INSPIRED APPROACH FOR GENERATION OF BIOLOGICAL PACEMAKERS APPLYING AUTOLOGOUS UNMODIFIED ADULT STEM CELLS
TaherehKarimi1, Eckhard Alt 1, Robert Schwartz 2, Jose Islas 2, Vladimir Potaman2
1 Tulane University, New Orleans, United States, 2 Texas Heart Institute, Houston, United States

8-6Abstract 01-27
FINDINGS IN ENDOMYOCARDIAL BIOPSIES OF PATIENTS WITH TACHYCARDIA-INDUCED CARDIOMYOPATHY
David Heinzmann1, Karin Müller 1, Karin Klingel2, Petra Fallier-Becker 2, Reinhard Kandolf2, Britta Walker-Allgaier1, Oliver Borst1, JörgKumbrinck3, Thomas Kirchner 3, Harald Langer 1, Tobias Geisler 1, AntoniosKilias1, Jürgen Schreieck1, Michael Gramlich1, MeinradGawaz1, Peter Seizer 1
1InnereMedizin III, Universitätsklinikum Tübingen, University of Tübingen, Tübingen, Germany, 2AbteilungfürMolekularePathologie, Universitätsklinikum der Eberhard-Karls-Universität Tübingen, Tübingen, Germany, 3 Institute of Pathology, University of Munich, Munich, Germany

9-1 Abstract 02-10
PLAKOPHILIN-2 IS REQUIRED FOR EXPRESSION OF A TRANSCRIPTIONAL NETWORK THAT CONTROLS CALCIUM CYCLING: A NOVEL ARRHYTHMIA MECHANISM IN ARRHYTHMOGENIC CARDIOMYOPATHY.
Marina Cerrone1, Jerome Montnach1, Xianming Lin 1, Mingliang Zhang 1, KabirMalkani1, Esperanza Agullo-Pascual 1, Alejandra Leo-Macias 1, Chantal Van Opbergen2, David Tester 3, Michael Ackerman 3, Antoon van Veen 2, Hector Valdivia 4, Mario Delmar 1
1 Leon H. Charney Division of Cardiology, NYU School of Medicine, New York, United States, 2Dept of Medical Physiology University Medical Centre, Utrecht, Netherlands, 3 Mayo Clinic Windland Smith Rice Sudden Death Genomics Laboratory, , Rochester, United States, 4 Center for Arrhythmias Research, Division of Cardiology, University of Michigan, Ann Arbor, United States

9-2 Abstract 02-13
DESMOPLAKIN KNOCK-DOWNS IN ZEBRAFISH RECAPITULATE ARRHYTHMOGENIC CARDIOMYOPATHY TYPE 8 AND INVOLVE WNT/BETA-CATENIN SIGNALING IN AC8 PATHOGENESIS
Giorgia Beffagna1, Alice Giuliodori2, Francesco Vanzi3, KalliopiPilichou1, Francesco Argenton1, Cristina Basso 1, Gaetano Thiene1, Natascia Tiso 2
1 University of Padua, Department of Cardiac, Thoracic and Vascular Sciences, Padua, Italy, 2 University of Padua, Department of Biology, Padua, Italy, 3 University of Florence, Department of Biology, Florence, Italy

9-3 Abstract 01-18
GLOBAL HIGH DENSITY MAPPING OF RE-ENTRY VULNERABILITY INDEX IDENTIFIES SITES OF RIGHT VENTRICULAR ARRHYTHMIA INITIATION IN BRUGADA SYNDROME AND ARVC
Claire Martin 1, Michele Orini2, Neil Srinivasan 2, Justine Bhar-Amato 2, Anthony Chow 1, Martin Lowe 1, Ron SImon1, Peter Taggart 2, Pier Lambiase2
1Barts Heart Centre, London, United Kingdom, 2 University College London, London, United Kingdom

9-4Abstract 03-14
SMALL SEQUENCING PANELS VS LARGE SCALE CARDIOMYOPATHY PANELS IN GENETIC TESTING FOR ARRHYTHMOGENIC RIGHT VENTRICULAR CARDIOMYOPATHY (ARVC)
Brittney Murray 1, Cynthia James 1, Crystal Tichnell1, Hugh Calkins 1, Daniel Judge 1
1 Johns Hopkins University, Baltimore, United States

9-5Abstract 07-18
REGIONAL STRAIN ASSESSMENT DETECTS ARRHYTHMOGENIC RIGHT VENTRICULAR CARDIOMYOPATHY PRIOR TO OVERT DISEASE EXPRESSION: A MULTISOFTWARE FEATURE TRACKING CARDIAC MAGNETIC RESONANCE COMPARISON STUDY
MimountBourfiss1, Davis M. Vigneault1, Brittney Murray 2, Cynthia A. James 2, Crystal Tichnell2, Firdaus A. Mohamed Hoesein3, Stefan L. Zimmerman 4, Hugh Calkins 2, HarikrishnaTandri2, Birgitta K. Velthuis3, David A. Bluemke1, Anneline S.J.M. te Riele 5
1 Radiology and Imaging Sciences, National Institutes of Health Clinical Center, Bethesda, United States, 2 Department of Medicine, Division of Cardiology, Johns Hopkins Hospital, Baltimore, United States, 3 Department of Radiology, University Medical Center Utrecht, Utrecht, Netherlands, 4 Department of Radiology, Johns Hopkins Hospital, Baltimore, United States, 5ICIN-Netherlands Heart Institute, Utrecht, Netherlands

9-6 Abstract 18-17
LONG-TERM OUTCOMES AFTER CATHETER ABLATION OF VENTRICULAR TACHYCARDIA IN PATIENTS WITH STRUCTURAL HEART DISEASE: A MULTICENTRE UK STUDY
Vinit Sawhney 1, Alex Breitenstein1, Waqas Ullah 1, ShorehHonarbaksh1, Rui Providencia 1, Girish Babu1, Manish Kalla2, Mark Cassar2, Sandeep Panikker3, Andrew Kontogeorgis3, Ian Temple 4, Mark Hall 4, Stefano Bartoletti4, Tom Wong 3, Kim Rajappan2, Anthony Chow 1, Pier Lambiase1, MehulDhinoja1, Richard Schilling 1, Ross Hunter 1
1Barts Heart Centre, London, United Kingdom, 2 John Radcliffe Hospital, Oxford, United Kingdom, 3 The Royal Brompton Hospital, London, United Kingdom, 4 Liverpool Heart and Chest Hospital, Liverpool, United Kingdom