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Cathy MacDonald

Title: Radiologist, Department of Diagnostic Imaging
Designations: B.Sc., MD, FRCPC
Phone: 416-813-6067
Alternate Contact Name: Matthew Parmaklis
Alternate Phone: 416-813-6888
Alternate Email:
U of T Positions: Assistant Professor, Medical Imaging

Hospital Positions

Hospital Coordinator for the Residency Training Program, Medical Imaging


Dr. Cathy MacDonald completed her paediatric radiology fellowship at Sickkids and has been a staff paediatric radiologist for seventeen years. Her clinical responsibilities are in providing diagnostic and consultative services for the Division of General Radiology with specific interest in cardiac imaging. MacDonald provides day-to-day teaching as well as weekly cardiac teaching and clinical rounds attended by both residents and fellows rotating through the Departments of Medical Imaging and Cardiology. She is the Hospital Coordinator of the Residency Training Program for the Department of Medical Imaging at the University of Toronto. She is an examiner in Diagnostic Radiology for The Royal College of Physicians and Surgeons. MacDonald’s current research time is spent writing a general textbook on Radiographic Imaging of Congenital Heart Disease. Other research interests include imaging patterns of pulmonary hypertension and MRI imaging techniques of congenital heart disease.

Education and experience


  • 1980–1984: MD, University of Toronto, Toronto, Ontario, Canada
  • 1978–1980: B.Sc., University of Toronto, Toronto, Ontario, Canada

Postgraduate, Research and Specialty Training

  • 1990–1991: Fellowship, Paediatric Radiology, Diagnostic Imaging, The Hospital for Sick Children, Toronto, Ontario, Canada
  • 1986–1990: Radiology Residency, Diagnostic Imaging, McMaster University Medical Centre, Hamilton, Ontario, Canada
  • 1984–1985: Internship, St. Joseph’s Health Centre, Toronto, Ontario, Canada

Current Appointments

  • 2001–Present: Associate Staff Radiologist, University Health Network, Toronto, Ontario, Canada, (Medical/Dental Staff)
  • 2000–Present: Associate Staff Radiologist, Mt. Sinai Hospital (Temporary Courtesy Privileges)
  • 1996–Present: Assistant Professor, Department of Medical Imaging, University of Toronto, Toronto, Canada
  • 1991–Present: Staff Radiologist, Department of Diagnostic Imaging, The Hospital for Sick Children, Toronto, Canada

Previous Appointments

  • 2009–2012: Project Investigator, SickKids Research Institute


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