Status:
COMPLETED
Normal Human Electro-Oculogram
Lead Sponsor:
National Eye Institute (NEI)
Conditions:
Healthy
Eligibility:
All Genders
Brief Summary
This study will measure the normal range of the human electro-oculogram (EOG) in people of various age groups. EOGs are recordings of electrical signals generated by the retina (the light-sensitive ti...
Detailed Description
Electro-oculograms (EOGs) will be recorded in volunteers of different age groups with normal visual function. The fast and slow oscillations of the EOG will be studied. For the analysis of fast EOG os...
Eligibility Criteria
Subjects must have best corrected visual acuity equal or better than 20/20.
Subjects must have normal visual fields.
Subjects must have normal color vision.
Subjects must have a normal ophthalmological exam.
Subjects should not be subjective to or objective evidence of visual loss.
Subjects cannot have subjective evidence of abnormal night vision or subjective evidence of abnormal light sensitivity.
Subjects cannot have a personal history of non-trivial ocular disease.
Subjects cannot have a family history of hereditary ocular disease.
Subjects cannot have current systemic disease.
Subjects cannot currently take neuropharmacological medication.
Subjects will not be admitted with an abnormal ophthalmological examination.
Subjects will need the ability to cooperate with EOG recording.
Key Trial Info
Start Date :
February 1 1997
Trial Type :
OBSERVATIONAL
End Date :
March 1 2003
Estimated Enrollment :
150 Patients enrolled
Trial Details
Trial ID
NCT00001610
Start Date
February 1 1997
End Date
March 1 2003
Last Update
March 4 2008
Active Locations (1)
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1
National Eye Institute (NEI)
Bethesda, Maryland, United States, 20892