EDUCATION

Undergraduate Degree

  • Boston College , 2009 , Chestnut Hill , MA

Medical School

  • University of Virginia , 2013 , Charlottesville , VA

Internship

  • Boston Combined Residency Program (BCRP) , 2014 , Boston , MA

Residency

  • Boston Combined Residency Program (BCRP) , 2016 , Boston , MA

Fellowship

Pediatric Cardiology
  • Boston Children's Hospital , 2019 , Boston , MA

Fellowship

Electrophysiology
  • Boston Children's Hospital , 2020 , Boston , MA

CERTIFICATIONS

  • American Board of Pediatrics, General Pediatrics

PUBLICATIONS

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  1. Meziab O, Marcondes L, Friedman KG, O'Leary ET, Gurvitz M, VanderPluym CJ, Walsh EP, Triedman JK, Mah DY. Difference in the prevalence of intracardiac thrombus on the first presentation of atrial fibrillation versus flutter in the pediatric and congenital heart disease population. J Cardiovasc Electrophysiol. 2020 Oct 28. View abstract
  2. Dionne A, Gauvreau K, O'Leary E, Mah DY, Abrams DJ, Alexander ME, DeWitt ES, Bezzerides VJ, Triedman JK, Walsh EP. Risk Factors for Early Recurrence Following Ablation for Accessory Pathways: The Role of Consolidation Lesions. Circ Arrhythm Electrophysiol. 2020 Nov; 13(11):e008848. View abstract
  3. Joyce J, O'Leary ET, Mah DY, Harrild DM, Rhodes J. Cardiac resynchronization therapy improves the ventricular function of patients with Fontan physiology. Am Heart J. 2020 Oct 02; 230:82-92. View abstract
  4. O'Leary ET, Alexander ME, Bezzerides VJ, Drogosz M, Economy KE, Friedman KG, Pickard SS, Tworetzky W, Mah DY. Low mortality in fetal supraventricular tachycardia: Outcomes in a 30-year single-institution experience. J Cardiovasc Electrophysiol. 2020 May; 31(5):1105-1113. View abstract
  5. O'Leary ET, Dewitt ES, Mah DY, Gauvreau K, Walsh EP, Bezzerides VJ. Differentiation of fasciculoventricular fibers from anteroseptal accessory pathways using the surface electrocardiogram. Heart Rhythm. 2019 07; 16(7):1072-1079. View abstract
  6. O'Leary ET, Gauvreau K, Alexander ME, Banka P, Bezzerides VJ, Fynn-Thompson F, Triedman JK, Walsh EP, Mah DY. Dual-Site Ventricular Pacing in Patients With Fontan Physiology and Heart Block: Does it Mitigate the Detrimental Effects of Single-Site Ventricular Pacing? JACC Clin Electrophysiol. 2018 10; 4(10):1289-1297. View abstract
  7. O'Leary E, Alexander ME, Fynn-Thompson F, Mah D. Transvenous approach to pacemaker lead implantation for sinus node dysfunction after extracardiac lateral tunnel Fontan conduit placement. HeartRhythm Case Rep. 2016 Nov; 2(6):495-498. View abstract
  8. Seckeler MD, O'Leary E, Anitha Jayakumar K. Ventricular morphology is a determinant of diastolic performance in patients with single ventricle physiology undergoing stage 3 palliative surgery. Pediatr Cardiol. 2015 Apr; 36(4):732-6. View abstract
  9. Johnson LC, Lieberman E, O'Leary E, Geggel RL. Prenatal and newborn screening for critical congenital heart disease: findings from a nursery. Pediatrics. 2014 Nov; 134(5):916-22. View abstract