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| Sponsor: | National Eye Institute (NEI) |
|---|---|
| Information provided by: | National Eye Institute (NEI) |
| ClinicalTrials.gov Identifier: | NCT00000126 |
Purpose
To follow all patients enrolled in the original Ischemic Optic Neuropathy Decompression Trial (IONDT) to determine (1) the incidence of non-arteritic ischemic optic neuropathy (NAION) in the second eye, (2) changes in visual acuity over time in both the study and second eye, and (3) other aspects of the natural history of NAION.
| Condition | Intervention |
|---|---|
|
Ischemic Optic Neuropathy |
Procedure: Surgery |
| Study Type: | Observational |
| Study Design: | Longitudinal |
Eligibility| Ages Eligible for Study: | 50 Years and older |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
All living patients from the 420 patients originally enrolled in the IONDT have been asked to participate in the IONDT Followup Study. No new patients are being recruited.
Contacts and Locations
Hide Study Locations| United States, California | |
| Doheny Eye Institute, University of Southern California | |
| Los Angeles, California, United States | |
| Jules Stein Eye Institute | |
| Los Angeles, California, United States | |
| Department of Ophthalmology, University of California, San Francisco | |
| San Francisco, California, United States | |
| United States, Florida | |
| Department of Ophthalmology, University of Florida | |
| Gainesville, Florida, United States | |
| United States, Georgia | |
| Emory Eye Center, Emory University | |
| Atlanta, Georgia, United States | |
| United States, Illinois | |
| Department of Ophthalmology, University of Illinois | |
| Chicago, Illinois, United States | |
| United States, Kentucky | |
| Department of Ophthalmology, University of Kentucky | |
| Lexington, Kentucky, United States | |
| United States, Maryland | |
| University of Maryland | |
| Baltimore, Maryland, United States | |
| United States, Michigan | |
| W.K. Kellogg Eye Center, University of Michigan | |
| Ann Arbor, Michigan, United States | |
| Department of Ophthalmology, Michigan State University | |
| East Lansing, Michigan, United States | |
| William Beaumont Eye Institute, William Beaumont Hospital | |
| Royal Oak, Michigan, United States | |
| United States, Minnesota | |
| Mayo Clinic | |
| Rochester, Minnesota, United States | |
| United States, Missouri | |
| Mason Institute of Ophthalmology, University of Missouri - Columbia | |
| Columbia, Missouri, United States | |
| St. Louis University, Anheuser-Busch Eye Institute | |
| St. Louis, Missouri, United States | |
| United States, New York | |
| SUNY Health Science Center, Department of Neurology | |
| Syracuse, New York, United States | |
| United States, North Carolina | |
| Carolinas Medical Center | |
| Charlotte, North Carolina, United States | |
| United States, Ohio | |
| The Cleveland Clinic Foundation | |
| Cleveland, Ohio, United States | |
| United States, Pennsylvania | |
| Allegheny General Hospital | |
| Pittsburgh, Pennsylvania, United States | |
| United States, South Carolina | |
| University of South Carolina, Department of Ophthalmology | |
| Columbia, South Carolina, United States | |
| United States, Texas | |
| University of Texas | |
| Houston, Texas, United States | |
| United States, Utah | |
| University of Utah, Department of Ophthalmology | |
| Salt Lake City, Utah, United States | |
| United States, Virginia | |
| University of Virginia, Department of Ophthalmology | |
| Charlottesville, Virginia, United States | |
| Medical College of Virginia, Department of Neurology | |
| Richmond, Virginia, United States | |
| United States, West Virginia | |
| West Virginia University, Department of Neurology | |
| Morgantown, West Virginia, United States | |
More Information
| Study ID Numbers: | NEI-25 |
| Study First Received: | September 23, 1999 |
| Last Updated: | May 25, 2006 |
| ClinicalTrials.gov Identifier: | NCT00000126 History of Changes |
| Health Authority: | United States: Federal Government |
|
Non-arteritic Ischemic Optic Neuropathy |
|
Pathologic Processes Eye Diseases Nervous System Diseases Vascular Diseases Cardiovascular Diseases |
Optic Nerve Diseases Cranial Nerve Diseases Ischemia Optic Neuropathy, Ischemic |
