Ischemic Optic Neuropathy Decompression Trial Followup (IONDT Followup)

This study is ongoing, but not recruiting participants.

First Received: September 23, 1999 Last Updated: May 25, 2006 History of Changes

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

Resource links provided by NLM:

MedlinePlus related topics: Surgery

U.S. FDA Resources

Further study details as provided by National Eye Institute (NEI):

Study Start Date:

October 1994

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Eligibility

Ages Eligible for Study:	50 Years and older
Genders Eligible for Study:	Both
Accepts Healthy Volunteers:	No

Criteria

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

Please refer to this study by its ClinicalTrials.gov identifier: NCT00000126

Show 24 Study Locations

Sponsors and Collaborators

National Eye Institute (NEI)

More Information

Additional Information:

Ischemic Optic Neuropathy Decompression Trial (IONDT) This link exits the ClinicalTrials.gov site

No publications provided

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

Keywords provided by National Eye Institute (NEI):

Non-arteritic Ischemic Optic Neuropathy

Additional relevant MeSH terms:

Pathologic Processes
Eye Diseases
Nervous System Diseases
Vascular Diseases
Cardiovascular Diseases

Optic Nerve Diseases
Cranial Nerve Diseases
Ischemia
Optic Neuropathy, Ischemic

ClinicalTrials.gov processed this record on November 27, 2009