Study of the Natural History and Genotype-Phenotype Correlations of Hereditary Hemorrhagic Telangiectasia Patients

OBJECTIVES: I. Collect data regarding the natural history of hereditary hemorrhagic telangiectasia (HHT).

II. Establish genotype-phenotype correlations in HHT. III. Create a database of information for researchers throughout the world.

Study Overview

Status

Completed

Detailed Description

PROTOCOL OUTLINE: Patients complete a self-administered natural history questionnaire in a multiple choice format. Questionnaire is completed by a population consisting of males and females of all ages and ethnic backgrounds.

Data are collected and made available to all researchers.

Study Type

Observational

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

1 second and older (Child, Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

  • Diagnosed hereditary hemorrhagic telangiectasia (Osler-Rendu-Weber disease) with recurrent epistaxis, telangiectases, and visceral vascular anomalies

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Collaborators

Investigators

  • Study Chair: Alan Guttmacher, University of Vermont

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

May 1, 1995

Study Registration Dates

First Submitted

February 24, 2000

First Submitted That Met QC Criteria

February 24, 2000

First Posted (Estimate)

February 25, 2000

Study Record Updates

Last Update Posted (Estimate)

June 24, 2005

Last Update Submitted That Met QC Criteria

June 23, 2005

Last Verified

December 1, 2001

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

Clinical Trials on Hereditary Hemorrhagic Telangiectasia

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