Examining genes in families affected by hereditary hemorrhagic telangiectasia

Molecular Studies on Hereditary Haemorrhagic Telangiectasia Families With Pulmonary Arteriovenous Malformations

Observational Imperial College London · NCT00230620

This study is trying to find out which genes are linked to hereditary hemorrhagic telangiectasia by looking at the DNA of family members who have and don’t have the condition.

Quick facts

Study typeObservational
Enrollment1000 (estimated)
SexAll
SponsorImperial College London Academic / other
Locations1 site (London)
Trial IDNCT00230620 on ClinicalTrials.gov

What this trial studies

This observational study focuses on hereditary hemorrhagic telangiectasia (HHT), a genetic condition characterized by abnormal blood vessel formation. By sequencing DNA from both affected and unaffected family members, the study aims to identify genes that contribute to the disease. The findings will help pinpoint specific DNA variants responsible for HHT, which may be linked to functional assays in other research. This approach could enhance understanding of the genetic basis of HHT and inform future therapeutic strategies.

Who should consider this trial

Good fit: Ideal candidates for this study are individuals who are members of families affected by hereditary hemorrhagic telangiectasia.

Not a fit: Patients who are not part of a family with hereditary hemorrhagic telangiectasia or who cannot provide informed consent will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved genetic understanding and management of hereditary hemorrhagic telangiectasia.

How similar studies have performed: Other studies examining genetic factors in hereditary conditions have shown success, indicating that this approach is promising.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Member of family affected by HHT

Exclusion Criteria:

* Unable or unwilling to provide informed consent for DNA sample

Where this trial is running

London

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Telangiectasia, Hereditary Hemorrhagic
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.