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About Sickkids
About SickKids

Regan Giesinger, BScH, MD, FRCPC

The Hospital for Sick Children
Staff Neonatologist

Research Institute
Project Investigator
Research Institute

Other Positions

University of Toronto
Targeted Neonatal Echocardiography Program
Fellowship Training Director

PanAmerican Hemodynamics Collaborative
Secretary and Treasurer

Phone: 416-813-7654 x201139
Fax: 416-813-5245
Email: regan.giesinger@sickkids.ca

Brief Biography

Regan Giesinger is a member of the Developmental Hemodynamics group in Toronto. She has completed advanced training in targeted neonatal echocardiography in Toronto and is experienced in both neonatal and small animal echocardiography. Throughout her career, she has been involved in trainee education and leadership. Her present administrative positions include Fellowship Training Director for the Targeted Neonatal Echocardiography Program at University of Toronto and Secretary and Treasurer for the PanAmerican Hemodynamics Collaborative.

Academic Background

  • 2014 Post-doctorate, FRCP(C), Neonatal-Perinatal Medicine, Royal College of Physicians and Surgeons of Canada
  • 2014-2015 Fellow, Targeted Neonatal Echocardiography Program, University of Toronto, Toronto, Ontario, Canada.
  • 2012-2015 Fellow, Neonatal-Perinatal Medicine, Fellowship Program, University of Toronto, Toronto, Ontario, Canada.
  • 2012 Post-doctorate, FRCP(C), Paediatrics, Royal College of Physicians and Surgeons of Canada
  • 2010-2012 Paediatric Chief Resident, Paediatrics Program, University of Western Ontario, London, Ontario, Canada.
  • 2008-2012 Paediatric Residency, University of Western Ontario, London, Ontario, Canada.
  • 2004-2008 Doctorate, Doctor of Medicine (MD), Queen's University , Kingston, Ontario, Canada.
  • 1993-2003 Bachelor's Honours, Bachelor of Science, Biomedical Sciences, University of Guelph
    Postgraduate, Research and Specialty Training, Guelph, Ontario, Canada

Research Interests

Hemodynamics of Perinatal Asphyxia; Acute Pulmonary Hypertension and Nitric Oxide Therapy; Diagnosis and Management of Shock


Top Publications:

  1. Giesinger RE, More K, Odame J, Jain A, Jankov RP, McNamara PJ. Controversies in the identification and management of acute pulmonary hypertension in preterm neonates. Pediatric Research 2017; 82(6): 901-914.
  2. Giesinger RE, Bailey LJ, Deshpande P, McNamara PJ. Hypoxic-Ischemic Encephalopathy and Therapeutic Hypothermia: The Hemodynamic Perspective. Journal of Pediatrics 2017; 180: 22-30.e2.
  3. Giesinger RE, McNamara PJ. Hemodynamic instability in the critically ill neonate: An approach to cardiovascular support based on disease pathophysiology. Semin Perinatol. 2016; 40(3): 174-188.

Full bibliography