Status:
COMPLETED
Does the Optic Disc Grading Done Visually by Your Doctor Agree With Optic Nerve Testing Which is Done by Machines?
Lead Sponsor:
Wills Eye
Collaborating Sponsors:
Merck Sharp & Dohme LLC
Conditions:
Open Angle Glaucoma
Eligibility:
All Genders
45-85 years
Brief Summary
The purpose of this study is to determine how well the DDLS (Disc Damage Likelihood Scale) (which is a method used by the eye doctor to evaluate how healthy the optic nerve is) measures up to the stan...
Detailed Description
The Disc Damage Likelihood Scale (DDLS) has been shown to be a reproducible method for clinicians to evaluate the optic nerve for glaucomatous damage and is highly correlated to diagnosis of glaucoma,...
Eligibility Criteria
Inclusion
- Vision 20/50 or better
- Less than 3 diopters of astigmatism
- 3 diopters or less of myopia or hyperopia
- Pattern Standard Deviation on HVF less than 2.5dB in normals
- Pattern Standard Deviation on HVF greater than 2.5 db in glaucoma patients
Exclusion
- Abnormalities of cornea or ocular media
- Significant ocular pathologies affecting visual field
- History of hypotony
- Ocular surgery within 6 months
- Nystagmus
- Unreliable visual fields
- OCT signal strength scan less than 6
Key Trial Info
Start Date :
March 1 2007
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
October 1 2008
Estimated Enrollment :
101 Patients enrolled
Trial Details
Trial ID
NCT00430287
Start Date
March 1 2007
End Date
October 1 2008
Last Update
November 10 2016
Active Locations (1)
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1
Wills Eye Glaucoma Service
Philadelphia, Pennsylvania, United States, 19107