CADTH is committed to supporting Canada’s health care decision-makers through this challenging and uncertain time.
For evidence, tools, and resources related to COVID-19, visit our COVID-19 Evidence Portal.


Begin main content

CADTH MRI Expert Advisory Panel

Last updated: May 3, 2011
Product Line: Optimal Use
Result type: Report



Public Member

Clinical Expert Members


Jean Gray, CM, MD, FRCPC, LLD, DSc

Dr. Jean Gray is currently Professor Emeritus, Medical Education, Medicine, and Pharmacology at Dalhousie University. Dr. Gray graduated from the University of Alberta in Chemistry (1963) and Medicine (1967). She joined the Faculty of Medicine at Dalhousie in 1971 and was the founding Head of the Division of General Medicine. Dr. Gray has served as President of the Canadian Society for Clinical Pharmacology, the Canadian Society for Clinical Investigation, the American Society for Clinical Pharmacology and Therapeutics, the Canadian Association for Medical Education, and the Canadian Institute of Academic Medicine.

Currently, Dr. Gray chairs the Boards of the Nova Scotia Health Research Foundation, the CMA Journal Oversight Committee of CMAJ, and the Canadian Cochrane Collaboration. She is a member of the Human Drug Advisory Panel of the Patented Medicine Prices Review Board and the Steering Committee of the Health Canada/CIHR Drug Safety and Effectiveness Network, and contributes to several other organizations and editorial boards.

Dr. Gray holds a Fellowship in the Canadian Academy of Health Sciences. She is a member of the Order of Canada and has two honorary doctorates.


Scott Klarenbach, MD, MSc, FRCPC

Dr. Scott Klarenbach is an Associate Professor and Clinician Scientist in the Department of Medicine at the University of Alberta. Dr. Klarenbach received his medical training at the University of Alberta, and completed his MSc in Health Economics at the University of York, United Kingdom. He holds a Population Health Investigator Award from the Alberta Heritage Foundation for Medical Research/ Alberta Innovates - Health Solutions.

Dr. Klarenbach’s research interests are in health outcomes research and health economics research, and he has over 80 peer-reviewed publications. He has conducted numerous economic evaluations and health technology assessments for both chronic and acute conditions, and has received operating grants from the Kidney Foundation of Canada and Canadian Institutes of Health Research.

Dr. Klarenbach has conducted health technology assessments for CADTH, undertaken pharmacoeconomic reviews for CADTH’s Common Drug Review, and has served on the COMPUS Expert Review Committee since its inception.

James Silvius, (Oxon), MD, FRCPC

Dr. Jim Silvius is an Associate Professor in the Department of Medicine, Division of Geriatric Medicine, at the University of Calgary. He obtained his BA in Physiology and Psychology from Oxford University in the United Kingdom, his MD and Specialty in Internal Medicine from the University of Alberta, and his Specialty in Geriatric Medicine from Dalhousie University. He is currently Senior Medical Director, Seniors’ Health, Alberta Health Services, based in Calgary. He maintains a clinical practice in Geriatrics at the Rockyview General Hospital. His primary research interests are in dementia care, although he also has an active interest in care delivery; he led the development of the Telehealth Outreach Program for the Department of Medicine, University of Calgary until 2007.

Dr. Silvius has been a member of the Alberta Health and Wellness Expert Committee on Drug Evaluation and Therapeutics since 1999 and its Chair since 2004. He is the current Chair of the Alberta Medical Association’s Health Issues Council and former Alberta representative to the CMA Committee on Health Care and Promotion. He was also a former member of the Alberta Advisory Committee on Health Technologies.

Lindsay Nicolle, MD, FRCPC

Dr. Lindsay Nicolle is Professor of Internal Medicine and Medical Microbiology at the University of Manitoba and a Consultant in Adult Infectious Diseases at the Health Sciences Centre and Winnipeg Regional Health Authority.

Dr. Nicolle is a past Chair of the Department of Internal Medicine at the University of Manitoba and has contributed to many national and international committees, including serving as the Chair of the Health Canada Nosocomial Infections Steering Committee from 1994 to 2005, past-president of the Canadian Infectious Disease Society, member of the Board for the Community and Hospital Infection Control Association and the Canadian Society for Clinical Investigation, Chair of the Long Term Care Committee and Annual Meeting Planning Committee, secretary of the Society for Healthcare Epidemiology of America, and member of the American Society for Microbiology ICAAC Program Planning Committee. She currently chairs Health Canada’s Expert Advisory Committee on Blood Regulation, and is a member of the Canadian Expert Drug Advisory Committee. She was the Editor-in-chief of the Canadian Journal of Infectious Diseases & Medical Microbiology for 20 years.

Dr. Nicolle’s research interests have been in urinary tract infections, hospital-acquired infections, and infections in the elderly. She has contributed to the development of many national and international consensus documents and practice guidelines addressing aspects of infectious diseases and infection control.

Public Member

Harlon Davey, MSc

Harlon has a BA in Economics from the University of Waterloo, and a BSc in Zoology and a Master of Forest Conservation, both from the University of Toronto. Advocating for a fair health care system is Mr. Davey’s passion. Walking through the forest is his source of peace. Mr. Davey was appointed patient member to the Ontario Ministry of Health’s Committee to Evaluate Drugs (CED) in 2007; his role is to bring patient values and preferences to the decision-making process on drug reimbursement so that the patient voice is considered along with clinical and economic data.

Clinical Expert Members

Darren Ferguson, MD, FRCPC, RVT

Dr. Ferguson is an Associate Professor of Radiology at Dalhousie University and President of the New Brunswick Association of Radiologists. He is the Section Representative of Diagnostic Imaging for the New Brunswick Medical Society. As well, he is the Divisional Head of Vascular and Interventional Radiology at the Saint John Regional Hospital, Saint John, New Brunswick.

Martin Charron, MD

Dr. Martin Charron is Professor of Medical Imaging at the University of Toronto, Division Head of Nuclear Medicine, and Senior Associate Scientist at the Research Institute’s Physiology & Experimental Medicine Program at The Hospital for Sick Children. His clinical experience in nuclear medicine extends over 20 years, while holding an academic title at the University of Pittsburgh, as well as the University of Pennsylvania, where he also served on numerous academic or administrative committees such as the Medical Senate Committee, Nominating Committee, and the Committee on Academic Freedom and Responsibility.

Dr. Charron has served on numerous committees for international organizations such as the Society of Nuclear Medicine (scientific, ethics, publication committees), Radiological Society of North America, and the American College of Radiology. He has organized and served as moderator on numerous international continuing medical education (CME) courses on nuclear medicine and pediatrics.

Dr. Charron has authored or co-authored over 200 scientific publications including abstracts, manuscripts, and reviews and is often invited to lecture in Europe and the United States. He is also involved in scientific publications and is the editor of a medical imaging book on positron emission tomography.

Alexander Dick, MD, FRCPC

Dr. Alexander Dick is an Interventional Cardiologist in the Division of Cardiology at the University of Ottawa Heart Institute and an Assistant Professor of Medicine at the University of Ottawa.

Dr. Dick received his MD from the University of Manitoba in 1994 and completed his Internal Medicine residency in 1997 at the University of Manitoba. He then obtained fellowship training in Cardiology and Interventional Cardiology at the University of Western Ontario from 1997 to 2001. From 2001 to 2003, he completed a research fellowship in cardiovascular MRI and regenerative cell therapy at the National Institutes of Health in Bethesda, Maryland.

In 2003, he began work at the University of Toronto, Sunnybrook Health Sciences Centre (SHSC), as a Clinician Scientist, Assistant Professor of Medicine, with a cross-appointment to Medical Imaging. In 2006, he became the Director of the new Imaging Research Centre for Cardiovascular Intervention at SHSC. Dr. Dick joined the University of Ottawa Heart Institute in December 2009. Throughout his career, Dr. Dick has been the recipient of many research awards.

Dr. Dick’s research interests are in cardiovascular imaging and regenerative medicine including cardiovascular MRI for the diagnosis of ischemic heart disease, image guidance of new interventional treatment procedures, delivery of stem cell therapies for myocardial regeneration following myocardial infarction, and in vivo quantification and measurement of efficacy of stem cell therapies.

Matthias Schmidt, MSc, MD, FRCP(C)

Dr. Matthias Schmidt is an Associate Professor in the Department of Radiology at Dalhousie University. His research interests include the use of MRI and other imaging technologies for earlier and more accurate detection of neurological illnesses, as well as the ethical dimensions of pediatric neuroimaging.

Dr. Schmidt received his BSc and MSc degrees in pharmacology and his MD degree from the University of Toronto. He completed a fellowship in pediatric radiology at The Hospital for Sick Children and a second fellowship in diagnostic and interventional neuroradiology at the Halifax Infirmary. Dr. Schmidt was Chief of Diagnostic Imaging at the IWK Health Centre from 2003 to 2007 and President of the Nova Scotia Association of Radiologists from 2007 to 2009.

Conflict of Interest:  As Past President of the Nova Scotia Association of Radiologists, Dr. Schmidt liaised with industry sponsors for unrestricted educational grants to support the Atlantic Radiology Conference, 2010. Dr. Schmidt also received travel payment or funding while attending product training (endovascular coils and balloons) from Micrus Endovascular Corporation in 2010.

Andre le Roux, MD

Dr. Andre le Roux is a neurosurgeon in clinical practice working in the Division of Neurosurgery, Saint John Regional Hospital, Saint John, New Brunswick. The Division’s mandate is to manage all neurosurgical pathology as seen in the region. The Division of Neurosurgery may also act as a referral unit for acute and elective cases from outside the region.

Dr. le Roux holds fellowship training in cerebrovascular neurosurgery and skull base/neuro-oncology.  Both these fellowships were completed at the Division of Neurosurgery, University of Toronto.

As a clinician, Dr. le Roux has experience working in a facility that uses 3.0T MRI and 1.5T MRI technology.  Dr. le Roux’s views relate to that of an end-user of the proposed technology (e.g., 3T) and the impact it will have on the management of patients.