A1. Right Ventricular Pressure Overload Can Rescue Left Ventricular Dysfunction By Promoting Biventricular Adaptive Hypertrophy
Matteo Ponzoni, MD, Azadeh Yeganeh, Jennifer Zhang, Ramesh B. Vanama, Libo Zhang, Jing Li, Jason T. Maynes, John G. Coles
The Hospital for Sick Children, Toronto, ON, Canada

A2. 3d Models Of Pediatric Sinus And Atrioventricular Nodal Regions: A Tool For Guiding Congenital Heart Surgery
Brian Cottle, Masters¹, Robert Hitchcock, PhD¹, Aditya Kaza, MD, MBA², Frank Sachse, PhD¹, Abhijit Mondal^2
1University of Utah, Salt Lake City, UT, ²Boston Children's Hospital, Boston, MA

A3. Storage And Rehabilitation Of Living Allogenic Heart Valves
Elizabeth Cordoves¹, Keith Yeager¹, Francois Chesnais, PhD¹, V. Reed LaSala, MD², Sharon Fleischer, PhD¹, Emmanuel Zorn, PhD¹, Giovanni Ferrari, PhD¹, Emile Bacha, MD², Gordana Vunjak-Novakovic, PhD¹, David Kalfa, MD, PhD^2
1Columbia University, New York, NY, ²Columbia University Medical Center, New York, NY

A4. Prolonged Preservation Of Partial Heart Transplant Grafts Using Vitrification
Berk Aykut⁴, Morgan A. Hill¹, Kristi L. Helke¹, Alicia M. Braxton¹, David Fitzgerald¹, Deani McVadon¹, Carolyn Taylor¹, Kristin Whitworth², Randall S. Prather², Kelvin G. M. Brockbank³, Joseph Turek⁴, Taufiek Konrad Rajab^1
1Medical University of South Carolina, Charleston, SC, ²National Swine Resource and Research Center, Columbia, MO, ³Tissue Testing Technologies LLC, Charleston, SC, ⁴Duke University, Durham, NC

A5. A Rare But Effective Strategy: Birth In The Operating Room For Immediate Cardiac Surgery
Spencer J. Hogue, BS, Kevin Kulshrestha, MD, MBE, James F. Cnota, MD, Allison Divanovic, MD, Awais Ashfaq, MD, David G. Lehenbauer, MD, David S. Cooper, MD, MPH, David L. S. Morales, MD
Cincinnati Children's Hospital Medical Center, Cincinnati, OH

A6. The Power Of Collaboration: Exploring The Potential Of Hybrid Pulmonary Vein Intervention For Pulmonary Vein Stenosis
Alyssa B. Kalustian, MD, Paige Brlecic, MD, Srinath T. Gowda, MD, Gary E. Stapleton, MD, Asra Khan, MD, Lindsay F. Eilers, MD, Ravi Birla, PhD, Michiaki Imamura, MD, Athar Qureshi, MD, Christopher A. Caldarone, MD, Manish Bansal, MD
Texas Children's Hospital, Houston, TX

A7. Biventricular Lasso: Coronary Compression From An Epicardial Lead
Monroe McKay¹, Christian Eisenring², Ashley Wilson², Brian Reemtsen, MD², Lawrence Greiten, MD, MSc^2
1University of Arkansas for Medical Sciences, Little Rock, AR, ²Arkansas Children's Hospital, Little Rock, AR

A8. Coronary Sinus Blues - A Word Of Caution When Placing The Coronary Sinus In The Left Atrium
Mohan John, Paul Chai
Children's Healthcare of Atlanta/ Emory University, Atlanta, GA

V1. A Cobra-head Reimplantation Of Right Coronary Artery When Anomalously Arising From Left Sinus: A Reproducible Safe Technique
Nicholas A. Oh, MD, Tara Karamlou, MD, MSc, Olivia McCloskey, Munir Ahmad, MD, Hani Najm, MD
Cleveland Clinic Foundation, Cleveland, OH

V2. Repair Of Scimitar Syndrome
Chawki Elzein, Luca Vricella, Narutoshi Hibino
Advocate Children's Hospital, Oak Lawn, IL

V3. Removal Of Percutaneously Placed Pulmonary Flow Reducer-surgical Technique
Alex Wells, Umar Boston, Shyam Sathanandam, Christopher Knott-Craig, Karthik Ramakrishnan
LeBonheur Children's Hospital, Memphis, TN

V4. Anterior Translocation Of Left Circumflex Aorta
Mina Farag, MD, Grieshaber Phillippe, Charlotte Steeg, Elizabeth Fonseca, Matthias Gorenflo, Matthias Karck, MD, PhD, Tsvetomir Loukanov, MD, PhD
Heidelberg University, Heidelberg, Germany

V5. Comprehensive Repair Of Bilateral Outflow Tract Obstruction In Elastin Arteriopathy Syndrome
Alexander K. Reed, MD, Perry S. Choi, MD, John Lamberti, MD, Michael Ma, MD
Stanford Medicine, Palo Alto, CA

V6. Temporizing Aortic Valve Repair In Small Children
Andrew C. Fiore, MD¹, Charles B. Huddleston, MD¹, Christopher E. Mascio, MD², Vinay Badhwar, MD², J. Scott Rankin, MD^2
1St. Louis University, St. Louis, MO, ²West Virginia University, Morgantown, WV

V7. Warm Beating Orthotopic Heart Transplantation
Perry S. Choi, MD, Alexander K. Reed, MD, Michael R. Ma, MD
Stanford University, Palo Alto, CA

~ John A. Hawkins Top Scoring Abstract Award ~
A9. Echocardiographic Trajectories Of Long Term Outcomes Of Congenitally Corrected Transposition Of The Great Arteries With Biventricular Physiology
Razleen Brar, MD¹, Amol Pande, PhD², Miza Salim Hammoud², Hani Najm, MD², Tara Karamlou, MD², Rukmini Komarlu, MD^1
1Cleveland Clinic Children's, Cleveland, OH, ²Cleveland Clinic, Cleveland, OH

Invited Discussant: David Barron, MD

A10. Natural History Of Congenitally Corrected Transposition Of The Great Arteries: An International Multicentre Study
Edward Buratto, MD, PhD¹, Emile A. Bacha, MD¹, Emre Belli², Paul Kurlansky, MD¹, David J. Barron, MD³, Mohamed Ly, MD⁴, Lynne Nield, MD⁵, Christopher McLeod, MD⁶, Sonya Babu-Narayan, MD⁷, Alban-Elouen Baruteau, MD⁴, David M. Kalfa, MD^1
1Columbia University, New York, NY, ²Centre Chirurgical Marie Lannelongue, Paris, France, ³The Hospital For Sick Children, Toronto, ON, Canada, ⁴CHU Nantes, Nantes, France, ⁵The Hospital for Sick Children, Toronto, ON, Canada, ⁶Mayo Clinic, Rochester, MN, ⁷Royal Brompton Hospital, London, United Kingdom

PRESIDENT'S AWARD PAPER
A11. Outcomes After Bilateral Pulmonary Artery Banding With Ductal Stenting Versus Prostaglandin Infusion For Infants Born With Critical Left Heart Obstruction-Aortic Atresia (#100, 4.5)
Madison B Argo, MD¹, David J Barron, MD², Jessica Bhavsar, BS³, James K Kirklin, MD⁴, Pirooz Eghtesady, MD, PhD⁵, Mark E Galantowicz, MD⁶, Kristine J Guleserian, MD⁷, Osami Honjo, MD, PhD², S. Adil Husain, MD⁸, Jeffrey P Jacobs, MD⁹, Marshall L Jacobs, MD¹⁰, Anusha Jegatheeswaran, MD, PhD¹¹, John M Karamichalis, MD¹², Tara Karamlou, MD, MSc¹³, Linda M Lambert, MSN-cFNP⁸, Ashok Muralidaran, MD¹⁴, Tharini Paramananthan, MScN, RN², Christian Pizarro, MD¹⁵, Maha Rahman, BSc², Karthik Ramakrishnan, MD¹⁶, Jennifer C Romano, MD, MS¹⁷, Elizabeth H Stephens, MD, PhD¹⁸, Karl F Welke, MD¹⁹, Can Yerebakan, MD²⁰, Brian W McCrindle, MD, MPH^2
1University of Wisconsin, Madison, WI, ²The Hospital for Sick Children, Toronto, ON, Canada, ³Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, IL, ⁴University of Alabama - Birmingham, Birmingham, AL, ⁵St. Louis Children's Hospital, St. Louis, MO, ⁶Nationwide Children's Hospital, Columbus, OH, ⁷Medical City Children's Congenital Heart Surgery, Dallas, TX, ⁸Primary Children's Hospital,Salt Lake City, UT, ⁹University of Florida, Gainesville, FL, ¹⁰Johns HopkinsUniversity School of Medicine, Baltimore, MD, ¹¹Great Ormond Street Hospital, London, United Kingdom, ¹²Columbia University, New York, NY, ¹³Cleveland Clinic, Cleveland, OH, ¹⁴Doernbecher Children's Hospital, Portland, OR, ¹⁵Nemours Children's Health - Delaware, Wilmington, DE, ¹⁶Le Bonheur Children's Hospital, Memphis, TN, ¹⁷Mott's Children's Hospital, Ann Arbor, MI, ¹⁸Mayo Clinic, Rochester, MN, ¹⁹Atrium Health Levine Children's Congenital Heart Center, Charlotte, NC, ²⁰Children's National Hospital, Washington, DC

A12. Variation In Volume Outcome Relationship Across Hospitals Performing Arterial Switch Operation In The United States
Dhaval Chauhan, MD, J. Hunter Mehaffey, MD MSc, J. W. Hayanga, MD, Jai P. Udassi, MD, Vinay Badhwar, MD, Christopher E. Mascio, MD
West Virginia University, Morgantown, WV

PRESIDENT'S AWARD PAPER
A13. Hemi-Nikaidoh Operation With A Posterior Left Ventricular Outflow Tract Plasty Fortransposition Of The Great Arteries, Ventricular Septal Defect, And Pulmonary Stenosis
Stephanie N. Nguyen, MD, Maroun Yammine, MD, Emile A. Bacha, MD
New York Presbyterian - Morgan Stanley Children's Hospital, New York, NY

Invited Discussant: Sitaram M. Emani, MD

A14. Valve Longevity And Predictors Of Valve Failure Following Melody Atrioventricular Valve Replacement
James M. Hammel¹, Samantha Gilg², Christopher Curzon², Ali Ibrahimiye², David Danford², Jeffrey Delaney^2
1Helen DeVos Children's Hospital, Grand Rapids, MI, ²Children's Hospital, Omaha, NE

A15. Transatrial-transmitral Septal Myectomy For Hypertrophic Obstructive Cardiomyopathy In Children
Sertac Cicek¹, Cagla Canbay Sarilar, MD¹, Ahmet H. Arslan, MD², Cem Ariturk, MD^3
1Istanbul University Istanbul Faculty of Medicine, Department of Istanbul, Cardiovascular Surgery, Istanbul, Turkey, ²Anadolu Medical Center Department of Cardiovascular Surgery, Turkey, ³Liv Vadistanbul Hospital Section of Cardiovascular Surgery, Istanbul, Turkey

Invited Discussant: Joseph A. Dearani, MD

A16. Early Extracorporeal Membrane Oxygenation After Pediatric Heart Transplant Improves Survival Over Delayed Support
John Thomas Kennedy, III, MD¹, Kevin Kulshrestha, MD, MBE², Jason W. Greenberg, MD², Tanya Perry, DO², David S. Cooper, MD, MPH², Clifford Chin, MD², David G. Lehenbauer, MD², Farh Zafar, MD, MS², David L. S. Morales, MD^2
1University of Cincinnati Medical Center, Cincinnati, OH, ²Cincinnati Children's Hospital Medical Center, Cincinnati, OH

A17. Can All Pediatric Heart Transplant Preservation Solutions Be Considered Equal?
Sarin Nitin Paluri, BS¹, Zachary Brennan, DO², Narutoshi Hibino, MD/PhD^3
1Midwestern University - Chicago College of Osteopathic Medicine, Chicago, IL, ²Cedars-Sinai - Department of Cardiothoracic Surgery, Los Angeles, CA, ³University of Chicago Pritzker School of Medicine - Department of Cardiac Surgery, Chicago, IL

A18. Trending Heart Transplantation Outcomes In Complex Congenital Heart Disease Patients Over 38 Years
Jennifer Y. Yao, MD¹, Warren A. Zuckerman, MD¹, V. Reed LaSala, MD², Marc E. Richmond, MD¹, Andrew B. Goldstone, MD¹, Emile A. Bacha, MD¹, David Kalfa, MD^1
1New York-Presbyterian Morgan Stanley Children's Hospital, New York, NY, ²SUNY Downstate, New York, NY

A19. Early Single Center Experience With An Ex Vivo Organ Care System In Pediatric Heart Transplantation
Cathlyn Medina, BA, Douglas M. Overbey, MD, MPH, Lauren E. Parker, BS, Neel K. Prabhu, MD, Lillian Kang, MD, Ziv Beckerman, MD, Jacob N. Schroder, MD, Joseph W. Turek, MD, MBA, PhD
Duke University, Durham, NC

PRESIDENT'S AWARD PAPER
A20. Residual Lesion Severity Is Associated With Adverse Neurodevelopmental Outcomes In Young Children With Congenital Heart Disease
Aditya Sengupta, MD, MPH, Kimberlee Gauvreau, ScD, Anjali Sadhwani, PhD, Samantha C. Butler, PhD, Jane W. Newburger, MD, MPH, Pedro J. del Nido, MD, Meena Nathan, MD, MPH
Boston Children's Hospital, Boston, MA

A21. The Ventricular Switch Procedure: Updated Outcomes And Lessons Learned
Nicholas A. Oh, MD, Tara Karamlou, MD, MSc, Malek Yaman, MD, Caroline Pennacchio, BS, Munir Ahmad, MD, Hani Najm, MD
Cleveland Clinic Foundation, Cleveland, OH

Invited Discussant: Emile Bacha, MD

A22. Rare Coronary Artery Variants Are Associated With Increased Mortality And Reinterventions Following The Arterial Switch Operation
Stephanie N. Nguyen, MD, Alice V. Vinogradsky, BA, Alice M. Tao, BS, David M. Kalfa, MD, PhD, Emile A. Bacha, MD, Andrew B. Goldstone, MD, PhD
Columbia University Irving Medical Center, New York City, NY

A23. Childhood Opportunity Level Predicts Early And Late Outcomes Following Surgery For Congenital Heart Disease
Lee Ji Myung, Aditya Sengupta, MD, MPH, Kimberlee Gauvreau, ScD, Emily M. Bucholz, MD, MPH, PhD, Jane W. Newburger, MD, MPH, Pedro J. del Nido, MD, Meena Nathan, MD, MPH
Boston Children's Hospital, Boston, MA

A24. Mid- To Long- Term Outcomes Of Ascending Sliding Arch Aortoplasty Over 20 Years
Fumiya Yoneyama, Alyssa Kalustian, Jeffrey S. Heinle, Tam Doan, Ziyad Binsalamah
Texas Children's Hospital, Houston, TX

PRESIDENT'S AWARD PAPER
A25. Autonomous Fontan Pump: Feasibility Study
Mark Rodefeld, MD¹, Shreyas Sarfare², Alan Palazzolo², Guruprasad Giridharan³, Mike Neary⁴, Edward Bennett^5
1Indiana University School of Medicine, Indianapolis, IN, ²Texas A&M University, College Station, TX, ³University of Louisville School of Medicine, Louisville, KY, ⁴RBTS Inc, Phoenixville, PA, ⁵Mechanical Solutions Inc, Whippany, NJ

A26. Factors At Bidirectional Cavopulmonary Anastomosis Associated With Failure To Reach Fontan Circulation
Anna Olds, MD¹, Hampton Gray, MD², Carly Weaver¹, John Cleveland, MD¹, Michael Bowdish, MD¹, Winfield Wells, MD¹, Vaughn A. Starnes, MD¹, S. Ram Kumar, MD PhD^1
1University of Southern California, Los Angeles, CA, ²University of Alabama, Los Angeles, CA

A27. Promising Outcomes: Supporting Fontan Patients With Systemic Ventricular Assist Device Therapy
Spencer J. Hogue, BS, Kevin Kulshrestha, MD, MBE, Angela Lorts, MD, MBA, Tanya Perry, DO, Katrina Fields, RN, Chet Villa, MD, David G. Lehenbauer, MD, David L. S. Morales, MD
Cincinnati Children's Hospital Medical Center, Cincinnati, OH

A28. Managing The Symptomatic Neonate With Tetralogy Of Fallot: Primary Repair, Surgical Shunt, Or Transcatheter Stent?
Samuel Mitchell Hoenig, BA¹, Kunaal S. Sarnaik, BS¹, Rashed Mahboubi, MD¹, Miza Salim Hammoud, MD¹, Karl F. Welke, MD, MS², Brian McCrindle, MD, MPH³, Tara Karamlou, MD, MSc^1
1Department of Pediatric Cardiac Surgery, Cleveland Clinic Heart, Vascular, and Thoracic Institute, Cleveland, OH, ²Division of Pediatric Cardiothoracic Surgery, Atrium Health Levine Children's Hospital, Charlotte, NC, ³Labatt Family Heart Centre, Hospital for Sick Children, University of Toronto, Toronto, ON, Canada

A29. A New Approach For Tetralogy Of Fallot With Absent Pulmonary Valve Associated With Tracheobronchomalacia Using A Bioresorbable 3D-Printed Airway Splint
John Vossler, MD, MS, MBA, Glenn Green, MD, Andrea Les, PhD, Richard Ohye, MD
University of Michigan, Ann Arbor, MI

A30. My Worst Nightmare: The Severely Regurgitant And Stenotic Truncal Valve
Morgan K. Moroi, MD, Edward Buratto, MD, PhD, Amee Shah, MD, Diana Vargas, MD, David M. Kalfa, MD, PhD
Columbia University Irving Medical Center, New York Presbyterian Hospital, New York, NY

A31. A Risk Prediction Model For Pre-discharge Major Residual Lesions Or Unplanned Reinterventions Following Congenital Mitral Valve Repair
Aditya Sengupta, MD, MPH, Kimberlee Gauvreau, ScD, Ji M. Lee, BS, Christopher W. Baird, MD, Sitaram Emani, MD, Pedro J. del Nido, MD, Meena Nathan, MD, MPH
Boston Children's Hospital, Boston, MA

A32. Outcomes Of Tricuspid Valve Replacement With A Valve Using Porcine Extracellular Matrix In Children And Young Adults
Frank Scholl, MD, Mark Ruzmetov, MD, PhD, John N. Dentel, MD, Steve Bibevski, MD, PhD
Joe DiMaggio Children's Hospital, Hollywood, FL

A33. Cone Repair After Starnes Procedure: The Surgical Strategy To Rehabilitate The Right Ventricle In Severely Ill Ebstein's Anomaly Patients
Luciana D. Da Fonseca Da Silva, MD, Victor Morell, Craig Dobson, Adam Christopher, Mario Castro-Medina, Melita Viegas, Jose P. Da Silva
UPMC Children's Hospital of Pittsburgh, Pittsburgh, PA

Invited Discussant: Jennifer C. Romano, MD

A34. A Quantitative Approach For Preoperative Surgical Planning In Pediatric Aortic Valve Repair
Dominic Recco, MD, Nicholas Kneier, MS, Shannen Kizilski, PhD, Patrick Earley, BS, David Hoganson, MD, Christopher Baird, MD, Peter Hammer, PhD
Boston Children's Hospital, Boston, MA

A35. Does Elevated Bmi Impact Surgical Outcomes In Congenital Heart Surgery Patients? A Retrospective Study
Hitakshi Modi, MPH, PMP, Abraham Gutierrez, MD, Andrew Well, MD, MPH, MSHCT, Carlos Mery, MD, MPH, Marin Guthrie, BA, Erin Gottlieb, MD, MHCM, Charles Fraser, MD
Dell Medical School - The University of Texas at Austin, Austin, TX

A36. My Worst Nightmare: Primary Graft Dysfunction After Complicated Heart Transplantation For Congenital Heart Disease
Bahaaldin Alsoufi, Erle Austin, Sarah Wilkens, Andrea Nicole Lambert, Deborah Kozik
University of Louisville, Louisville, KY

A37. Outcomes Of Heart Transplantation In Children With Heterotaxy Syndrome
Jaimin Trivedi, Sarah Wilkens, Andrea Nicole Lambert, Deborah Kozik, Bahaaldin Alsoufi
University of Louisville, Louisville, KY

A38. The Increasing Burden Of Adult Congenital Heart Disease On Pediatric Hospitals Across The United States
Kevin Kulshrestha, MD, MBE, John T. Kennedy, III, MD, Jason W. Greenberg, MD, MS, Awais Ashfaq, MD, Nicole M. Brown, MD, David G. Lehenbauer, MD, Alexander R. Opotowsky, MD, David L. S. Morales, MD
Cincinnati Children's Hospital Medical Center Heart Institute, Cincinnati, OH

A39. Twenty-seven-year Institutional Experience With Surgery For Adults With Congenital Heart Disease
Aeleia Frances Hughes, BS, Jeremy Herrmann, MD, Mark Rodefeld, MD, James Slaven, MS, Mark Turrentine, MD, John Brown, MD
Indiana University School of Medicine, Indianapolis, IN

A40. Still Too Many Reoperations After The Arterial Switch Operation: 20 Years Of Experience
Arif Selcuk, Mahmut Ozturk, Rittal Mehta, Manan Desai, Aybala Tongut, Vanessa Sterzbecher, Can Yerebakan, Yves d'Udekem
Children's National Hospital, Washington, DC

A41. Long-term Outcomes Of Children With Hypoplastic Left Heart Syndrome And Intact/restrictive Atrial Septum
Karthik Ramakrishnan, Michelle Santoso, Shyam Sathanandam, Umar Boston, Ronak Naik, Nithya Swminathan, Christopher Knott-Craig
LeBonheur Children's Hospital, Memphis, TN

A42. Anomalous Aortic Origin of Right Coronary Artery: Should Artery Dominance Impact Management?
Corinne Tan, Kaley Marcinski, BS, Jorge R. Gonzalez, MD, Laura Schoeneberg, MD, Wilson King, Andrew Fiore, MD, Charles Huddleston
Saint Louis University, Saint Louis, MO

A43. Repair Of Anomalous Aortic Origin Of A Coronary Artery: How I Do It
Carlos M. Mery
Dell Medical School at The University of Texas at Austin / Dell Children's Medical Center, Austin, TX