Clinical trials: Vision
Diabetic Retinopathy, Macular Degeneration
Diabetic Retinopathy and Visual Function Study
The purpose of this study is to evaluate possible mechanisms of central visual loss in patients with diabetes mellitus. The visual loss of interest to be investigated is that associated with macular edema (prior to and following…
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Vision, Subnormal
- Trial name
- NCT00001346
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- National Eye Institute (NEI)
Amblyopia, Anisometropia
Amblyopia (Lazy Eye) Treatment Study
The purpose of this study is to compare the results of two standard treatments for amblyopia in order to find out if one is more effective than the other.
- Conditions
- Amblyopia, Anisometropia, Strabismus
- Trial name
- NCT00001864
- Testing
- Atropine, Patch
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- National Eye Institute (NEI)
Vision Disorder
A Novel Acuity Testing Method
The purpose of this protocol is to develop a valid, reliable, better standardized, and more efficient test of visual acuity (ability to see fine details) for use in clinical trials.
- Trial name
- NCT00013936
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- National Eye Institute (NEI)
Hippel-Lindau Disease
EYE001 to Treat Retinal Tumors in Patients With Von Hippel-Lindau Syndrome
This study will test the ability of the experimental drug EYE001 to reduce retinal thickening and improve vision in patients with Von Hippel-Lindau syndrome (VHL).
- Trial name
- NCT00056199
- Testing
- EYE001
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- National Eye Institute (NEI)
Vision, Low
Project Magnify - A Comparison of Two Strategies to Improve Reading Ability
The purpose of Project Magnify is to determine which of the two current strategies (large print versus optical aids) for helping visually impaired students improve their reading abilities works better.
- Trial name
- NCT00366392
- Testing
- Optical Aids
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Medical University of South Carolina
Vision Disorders
Optical Coherence Tomography Measurements in Eyes With Band Atrophy
The study is designed to evaluate the ability of optical coherence tomography and VCC scanning laser polarimetry to measure and identify the pattern of band atrophy of the optic nerve in patients with long standing chiasmal…
- Trial name
- NCT00395122
- Testing
- Retinal nerve fiber layer and macular thickness measurements
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Amblyopia, Anisometropic Ambyopia
Visual Cortex Stimulation in Patients With Amblyopia
This study will examine whether direct current (DC) polarization (electrical stimulation) of the visual cortex can cause a temporary improvement of vision in an amblyopic eye of an adult.
- Conditions
- Amblyopia, Anisometropic Ambyopia, Amblyopia, Suppression
- Trial name
- NCT00097162
- Testing
- Anodal stimulation
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- National Eye Institute (NEI)
Diabetic Retinopathy, Blindness
Diabetic Retinopathy Study (DRS)
To determine whether photocoagulation helps prevent severe visual loss from proliferative diabetic retinopathy. To determine whether a difference exists in the efficacy and safety of argon versus xenon photocoagulation for…
- Trial name
- NCT00000160
- Testing
- Xenon Photocoagulation, Argon Photocoagulation, Photocoagulation
- Sponsor
- National Eye Institute (NEI)