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HHT Center of Excellence

HHT Experienced Clinicians
Emily Boss, MD, MPH
Pediatric Otolaryngology
Michael Collaco, M.D.
Pediatric Pulmonology
Philippe Gailloud, M.D.
Neuro-Interventional Radiology
Panagis Galiatsatos, MD, MHS
Critical Care, Pulmonology
Anna Grossberg, MD
Dermatology
Kelsey Guthrie, MGC, CGC
Genetic Counselor
David Hutcheon, M.D.
Gastroenterology
Wikrom Karnsakul, MD
Hepatology
Doris Lin, M.D.
Neuro-radiology
Stephen Mathai, M.D., M.H.S.
Pulmonology
Anum Minhas, M.D.
Cardiology
William Ravekes, M.D.
Cardiology
Nicholas Rowan, MD
Jeanne Sheffield, MD
Obstetrics / Gynecology
Rafael Tamargo, M.D.
Neurosurgeon
Clifford Weiss, M.D.
Interventional Radiology
Tinsay Woreta, MD, MPH
Hepatology
1800 Orleans Street
Interventional Radiology Center, Charlotte Bloomberg Bldg, Suite 3287
Baltimore, MD 21287
United States
1800 Orleans Street Interventional Radiology Center, Charlotte Bloomberg Bldg, Suite 3287 Baltimore, MD 21287 United States
HHT Center of Excellence
Director(s): 
Clifford Weiss, M.D.
Panagis Galiatsatos, MD, MHS
Nicholas Rowan, MD
Contact: 
ADULT PATIENTS: Sophia Kemble, MSN, RN
410-614-3934
PEDIATRIC PATIENTS: Leola Funderburk, CO
443-287-9015
Sophia Kemble, MSN, RN, HHT Coordinator
[email protected]
Center Phone: 
410-464-6555 (All Appts) / (410) 955-2307 (ENT)
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 Sclerotherapy
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
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
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