ight restriction in retinal degeneratio

Not Applicable

Withdrawn

• Conditions: Retinal degenerations in particular retinitis pigmentosa; Eye - Diseases / disorders of the eye

• Registration Number: ACTRN12609000826246
• Lead Sponsor: Dr John Grigg

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2009-09-22
• Last Update Posted: 13 January 2020

Recruitment & Eligibility

• Status: Withdrawn
• Sex: All
• Target Recruitment: 15

Inclusion Criteria

1.Subjects will have a diagnosis of retinal degeneration, with the following admission criteria:
Rod-cone dystrophy, non-syndromic
Age 18-35
Flash Electroretinogram (ERG) still detectable
Dark-adapted thresholds at least 20% of normal

Exclusion Criteria

Free of significant other ophthalmic pathology (eg cataract macular oedema or glaucoma)

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
An improvement in Electrophysiology parameters. The parameters measured are: Dark Rod, Maximum rod, Single flash cone, 30Hz flicker and Fused flicker parameters on the Electroretinogram and Dark Adaptation[They will be tested on three occasions before beginning the trial, and at 1w, 2w, 4w, 8w and 12 w after beginning the wearing of the occluder.]

Secondary Outcome Measures

Name	Time	Method
Full threshold Visual field will be measure using the Humphrey automated perimeter on a 24-2 test[They will be tested on three occasions before beginning the trial, and at 1w, 2w, 4w, 8w and 12 w after beginning the wearing of the occluder.]