Gastrointestinal
Resources for understanding and treating issues that affect the digestive tract in HHT patients including GI bleeding and the screening and treatment for juvenile polyposis associated with the SMAD4 gene.
Related Resources

My HHT Care Checklist
Patient Tool – 2020The “My HHT” checklists are a series of checklists by topic area for people with HHT to self-manage their care and bring to their doctor. These checklists are based on the care recommended in the HHT Guidelines. Start with the “Checklist for My HHT C…
MoreBevacizumab (Avastin) Use In HHT
Policy Statement – 2020Hereditary hemorrhagic telangiectasia (HHT, also known as OslerWeber-Rendu Syndrome) is a condition that is characterized by focal proliferation of blood vessels (vascular malformations) in multiple organs. Two of the most commonly affected organs in…
MoreThe Science Behind the 2019 Scientific Conference (recorded)
Webinar – 2020Philippe Marambaud, PhD and Andy White, MD discuss important advances in HHT research which were presented at the 2019 HHT International Scientific Conference in Puerto Rico. Learn about advancements in drug therapies for bleeding, screening and trea…
MoreSystemic bevacizumab for the treatment of chronic bleeding in HHT
Scientific Literature – 2018Journal of Internal Medicine. Authors: Al-Samkari, H., Kritharis, A., Rodriguez-Lopez, J.M., and Kuter, D.J. This article can be purchased directly from the publisher. Click to view the article description and purchase options.
MoreAvastin Indication Table
Article – 2018Table detailing Criteria for IV Bevacizumab (Avastin) Use for Epistaxis and GI Bleeding. Resource taken from: Iyer, V. N., Apala, D. R., Pannu, B. S., Kotecha, A., Brinjikji, W., Leise, M. D., … Swanson, K. L. Intravenous Bevacizumab for Ref…
MoreIntravenous Bevacizumab for Refractory Hereditary Hemorrhagic Telangiectasia Related Epistaxis and Gastrointestinal Bleeding
Scientific Literature – 2018Mayo Clinic. Authors: Vivek N. Iyer, MD, MPH; Dinesh R. Apala, MBBS; Bibek S. Pannu, MBBS; Aditya Kotecha, MBBS; Waleed Brinjikji, MD; Michael D. Leise, MD; Patrick S. Kamath, MD; Sanjay Misra, MD; Kebede H. Begna, MD; Rodrigo Cartin-Ceba, MD; Hilary…
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HHT Scientific Conference Summaries (recorded)
Webinar – 2018Drs. Hughes, Faughnan and Andrejecsk provide a first hand synopsis of the HHT science presented in Dubrovnik, Croatia where over 200 voices were heard from 23 countries. They reviewed the 12th HHT International Conference Executive Summary of…
MoreExecutive Summary – 12th HHT International Scientific Conference (2017)
Scientific Literature – 2017Angiogenesis. Authors: Jillian W. Andrejecsk, Anna E. Hosman, Luisa M. Botella, Claire L. Shovlin, Helen M. Arthur, Sophie Dupuis-Girod, Elisabetta Buscarini, Christopher C. W. Hughes, Franck Lebrin, Christine L. Mummery, Marco C. Post, and Johannes…
MoreExecutive Summary – 11th HHT International Scientific Conference (2015)
Scientific Literature – 2015Angiogenesis. Authors: Helen Arthur, Urban Geisthoff, James R. Gossage, Christopher C. W. Hughes, Pascal Lacombe, Mary E. Meek, Paul Oh, Beth L Roman, Scott O. Trerotola, Sebastiaan Velthuis, and Whitney Wooderchak-Donahue. This article can be purcha…
MoreLong-Term Therapy with Bevacizumab in HHT
Scientific Literature – 2011The New England Journal of Medicine. Authors: Brian T. Brinkerhoff, David M. Poetker, and Nicholas W. Choong. This article can be purchased directly from the publisher. Click to view the article description and purchase options.
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New Evidence, Clearer Urgency: What the Latest HHT Study Shows
A major new study published in Blood shares early findings from CHORUS, the first national U.S. registry created to track the real-world impact of HHT. The report includes data from the first 600 part…
Comprehensive Guide to Managing Your Nosebleeds
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67th ASH Annual Meeting and Exposition
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2025 HHT Capitol Hill Day
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