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Alyssa Power

Title: Staff Cardiologist, Heart Failure & Transplant Team, Division of Cardiology
Designations: MD, FACC, FAAP, FRCPC
Phone: (416) 813-7239
Fax: (416) 813-7547
Alternate Contact Name: Ruth Kyeremeh
Alternate Phone: (416) 813-7654 ext. 424727
Alternate Email:
U of T Positions: Assistant Professor, Paediatrics

Research Positions

Project Investigator, SickKids Research Institute


Dr. Alyssa Power received her medical degree from McGill University in Montreal, Quebec, and went on to complete residency training in Paediatrics at Alberta Children’s Hospital in Calgary, Alberta. In 2016, Dr. Power pursued training in Paediatric Cardiology at The Hospital for Sick Children (SickKids), followed by a clinical fellowship in Advanced Heart Failure and Transplantation at Stanford University in Palo Alto, California.

In 2020, she was appointed as an Assistant Professor of Pediatrics at UT Southwestern and Staff Cardiologist at Children’s Medical Center Dallas. While there, Dr. Power was the Director of Hypertrophic Cardiomyopathy Program. She returned to SickKids in 2022 to join the Heart Failure and Transplantation team.

Dr. Power’s research interests include cardiomyopathies, with a particular emphasis on hypertrophic cardiomyopathy, Ventricular Assist Devices (VADs), myocardial recovery, and pediatric heart failure and transplant outcomes.

Education and experience

  • 2022–Present: Staff Cardiologist, Heart Failure & Transplant Team, The Hospital for Sick Children, Toronto, ON
  • 2022–Present: Assistant Professor, Paediatrics, University of Toronto, Toronto, ON
  • 2021–2022: Director, Hypertrophic Cardiomyopathy Program, Children’s Medical Center Dallas, USA
  • 2020–2022: Staff Cardiologist, Heart Failure & Transplant Team, Children’s Medical Center Dallas, Dallas, TX, USA
  • 2020–2022: Assistant Professor, Pediatrics, UT Southwestern Medical Center, Dallas, TX, USA
  • 2019–2020: Paediatric Advanced Heart Failure and Transplantation Fellowship, Stanford University, Palo Alto, CA, USA
  • 2016–2019: Paediatric Cardiology Fellowship, University of Toronto, Toronto, ON
  • 2013–2016: Paediatric Residency, University of Calgary, Calgary, AB
  • 2009–2013: Medical School, McGill University, Montreal, QC


  1. Power A, Navaratnam M, Murray JM, Peng LF, Rosenthal DN, Dykes JC, Yarlagadda VV, Maeda K, Almond CS, Chen S. Adverse Events Associated with Cardiac Catheterization in Children Supported with Ventricular Assist Devices. ASAIO J. 2022 Sep 1;68(9):1174-1181.
  2. Power A, Baez Hernandez N, Dipchand AI. Rejection surveillance in pediatric heart transplant recipients: Critical reflection on the role of frequent and long-term routine surveillance endomyocardial biopsies and comprehensive review of non-invasive rejection screening tools. Pediatr Transplant. 2022 May;26(3):e14214.
  3. Sobierajski F, Storey K, Bird M, Anthony S, Pol S, Pidborochynski T, Balmer-Minnes D, Tharani AR, Power A, Khoury M, Cunningham C, Jeewa A, Conway J. Use of Photovoice to Explore Pediatric Patients with Hypertrophic Cardiomyopathy and their Parents' Perceptions of a Heart-Healthy Lifestyle. J Am Heart Assoc. 2022 Apr 5;11(7):e023572.
  4. Power A, Runeckles K, Manlhiot C, Dragulescu A, Guerguerian AM, McCrindle BW. Kawasaki Disease Shock Syndrome Versus Septic Shock: Early Differentiating Features Despite Overlapping Clinical Profiles. J Pediatr. 2021 Apr;231:162-167.
  5. Power A, Schultz L, Dennis K, Rizzuto S, Hollander AM, Rosenthal DN, Almond CS, Hollander SA. Growth stunting in single ventricle patients after heart transplantation. Pediatr Transplant. 2020 Feb;24(1):e13634
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