A rare bleeding disorder under the microscope: what can a patient registry reveal?
NCT ID NCT01761981
First seen Jul 30, 2026 · Last updated Jul 31, 2026 · Updated 1 time
Summary
This study creates a detailed registry of people with hereditary hemorrhagic telangiectasia (HHT), a condition that causes abnormal blood vessels and bleeding. Researchers will track participants over time to collect information on symptoms, treatments, and disease progression. The goal is to better understand how HHT affects patients and to identify patterns that could improve future care.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this registry could provide a clearer picture of how HHT progresses and what factors influence outcomes, potentially guiding future treatments.
- What could go wrong
- As an observational registry, this study does not test any new treatment, so it will not directly improve care. Results depend on consistent data collection and may not apply to all HHT patients.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 590 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2010
- Expected to finish
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Dec 2035
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patients with Haemorrhagic Hereditary Telangiectasia
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Patients with HHT defined. 2. Followed in Unidad HHT of Hospital Italiano de Buenos Aires. Exclusion Criteria: 1\. Denied to participated in the registry or inform consent process.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Hospital Italiano de Buenos Aires
RECRUITINGBuenos Aires, Buenos Aires, 1081, Argentina