- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT00697528
Color Doppler Imaging of Orbital Venous Flow in Grave's Orbitopathy
December 18, 2013 updated by: University of Sao Paulo
Orbital Venous flow study in patients with Grave's Orbitopathy in different manifestation forms and stages, made with Color Doppler Imaging
Study Overview
Status
Completed
Conditions
Detailed Description
Prospective study with Grave's patients in active and fibrotic disease, myogenic and lipogenic forms, with muscle restriction and without muscle restriction and with or without optic compressive neuropathy. Blood flow was studied with Color Doppler Imaging (CDI) in the following orbital vessels:
- Superior Ophthalmic Vein (main target of the study protocol)
- Retinal Central Vein
- Retinal Central Artery
- Ophthalmic Artery
Study Type
Observational
Enrollment (Actual)
66
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
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São Paulo, Brazil, 05403-000
- Hospital das Clínicas da Universidade São Paulo
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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
18 years to 70 years (Adult, Older Adult)
Accepts Healthy Volunteers
Yes
Genders Eligible for Study
All
Sampling Method
Non-Probability Sample
Study Population
Patients with Grave's disease within the orbital service of HCFMUSP at the Ophthalmology Department
Description
Inclusion Criteria:
- Clinical diagnosis of Grave's Orbitopathy with well defined disease.
Exclusion Criteria:
- Uncertain cases, with an undefined status of Grave's Ophthalmopathy.
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?
Design Details
Cohorts and Interventions
Group / Cohort |
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Group control with healthy subjects
Healthy subjects without thyroid disease, ocular disease and previous surgery in the orbit or eye used in the study.
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Graves' Ophthalmopathy - fibrotic phase
Patients that are clinically inactive (CAS equal or lower than 2).
This group will be subdivided in the miogenic and lipogenic groups.
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Graves' Ophthalmopathy - active phase
Patients that are clinically active, presenting a CAS of 4 or more points, with or without disthyroid optic neuropathy.
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Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Study Director: Mário LR Monteiro, Professor, Instituto do Coracao
- Study Chair: Joseph E Benabou, Instituto do Coracao
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
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
January 1, 2007
Primary Completion (Actual)
December 1, 2008
Study Completion (Actual)
December 1, 2008
Study Registration Dates
First Submitted
June 11, 2008
First Submitted That Met QC Criteria
June 13, 2008
First Posted (Estimate)
June 16, 2008
Study Record Updates
Last Update Posted (Estimate)
December 19, 2013
Last Update Submitted That Met QC Criteria
December 18, 2013
Last Verified
June 1, 2008
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- 352/06
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.
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