Toronto HHT Centre

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HHT Center of Excellence

HHT Experienced Clinicians
Samantha Afonso, MS, CGC
Genetic Counselor
Abdul Al Hesayen, M.D.
Cardiology
Aditya Bharatha, MD
Neuro-radiology
Dale Brown, MD
ENT / Otolaryngology
Marie Faughnan, M.D.
Pulmonology
Ralph Gilbert, MD, FRCSC, BSc
ENT / Otolaryngology
Gideon Hirschfield, M.D.
Hepatology
Robert Hyland, MD, MSc
Pulmonology
Philip John, MD, MSc
Interventional Radiology
Regan Klatt , MS, CCGC
Genetic Counselor
Michael Kutryk, MD
Cardiology
David Latter, MD
Surgeon
John Lee, MD, MSc
ENT / Otolaryngology
Jeff Mosko, MD, MSc, FRCPC
Gastroenterology
Vikram Prabhudesai, MD
Interventional Radiology
Ivan Radovanovic, MD, PhD, FMH
Neurosurgeon
Felix Ratjen, MD, PhD, FRCP(C)
Pediatric Pulmonology, Pediatrician
G. Daniel Schachter, M.D.
Dermatology
Michelle Sholzberg, MDCM, MSc, FRCPC
Hematology
Julian Spears, M.D., Ph.D.
Neurosurgeon
Nicholas Vozoris, MD, FRCPC, MHSc
Pulmonology
University of Toronto / St. Michael's Hospital
30 Bond St., Room 6049
Toronto, ON M5B 1W8
Canada
University of Toronto / St. Michael's Hospital 30 Bond St., Room 6049 Toronto, ON M5B 1W8 Canada
HHT Center of Excellence
Director(s): 
Marie Faughnan, M.D.
Felix Ratjen, MD, PhD, FRCP(C)
Contact: 
Bethany Yake
Adult Coordinator
Nancy McDonald
Pediatric Coordinator
Center Phone: 
416-864-6060 ext. 2407 (adult); 416-813-5837 (pediatric)
HHT Center Website
Ages Treated: 
Infants (0-1 years)
Children (2-12 years)
Adolescents (13-17 years)
Adults (18 years or older)
Treatments Provided
Hospital Reported Treatments: 
Bevacizumab IV
Brain AVM Angiography
Brain AVM Embolization
Brain AVM Gamma Knife or Other Type of Stereotactic Radiosurgery
Brain AVM Surgery (Other)
Capsule Endoscopy
Colonoscopy
Endoscopic Ablation/Coagulation
Extended Reach Endoscopy (e.g. Double Balloon)
Genetic Counseling
Genetic Testing
Heart Catheterization
In Vitro Fertilization (IVF)
Iron Therapy IV
Liver transplant
Lung AVM Embolization
Nasal Bipolar Electric Cautery
Nasal Coblation (Radiofrequency)
Nasal Laser Ablation
Nasal Septodermoplasty
Oral Laser Ablation
Other Drug Therapy (for Bleeding/Symptomatic Liver Vascular Malformations)
Overall/General Management of HHT
Pre-Implantation Genetic Diagnostics
Skin Laser Ablation
Upper Endoscopy
Young’s Procedure (Nasal Closure)
Conditions Treated: 
Anemia/Iron Deficiency
Heart Failure
Brain AVMs
Nosebleeds (Epistaxis)
Inheritance
Gastrointestinal (GI) Bleeding
Gastrointestinal (GI) AVMs/Telangiectasias
Liver Vascular Malformations
Lung AVMs
Oral AVMs/Telangiectasias
Pregnancy
Skin AVMs/Telangiectasias
Spine AVMs
Pulmonary Hypertension

Director, Adult HHT Centre: Dr. Marie Faughnan

St. Michael's Hospital

30 Bond St

Toronto, ON M5B 1W8

Director, Pediatric HHT Centre: Dr. Felix Ratjen

Hospital for Sick Children

555 University Avenue

Toronto, ON M5G 1X8

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