Status:
WITHDRAWN
Description of the Neurovisual and Radiological Specificities of Patients With Visual Snow Syndrome
Lead Sponsor:
Fondation Ophtalmologique Adolphe de Rothschild
Conditions:
Visual Snow Syndrome
Eligibility:
All Genders
18+ years
Brief Summary
NEVICOG is a single-center study evaluating neurovisual and radiological specificities in patients with visual snow syndrome (VSS) compared to a control population.
Detailed Description
Visual snow syndrome (SNV) is characterized by a continuous grainy or pixelated visual sensation additional to the perceived image. Patients often report a feeling similar to seeing noise from cathode...
Eligibility Criteria
Inclusion
- Case group:
- Patient aged up to 55
- Diagnosis of visual snow syndrome according to the international criteria
- Visual snow symptoms still present
- Express consent to participate in the study
- Control group:
- Person aged up to 60
- Matched to an SNV patient on age (+/- 5 years) and sex
- Express consent to participate in the study
Exclusion
- Case group:
- Patient with an absolute or relative contraindication to MRI (claustrophobia, incompatible implantable device, etc.)
- Patient benefiting from a legal protection measure
- Pregnant or breastfeeding woman
- Non-French speaking patient
- Added psychiatric or neurodegenerative pathology unrelated to visual snow likely to induce neurocognitive and neurovisual disorders in the short or long term
- Ophthalmologic comorbidity that may interfere with the interpretation of examinations
- Control group:
- Patient with an absolute or relative contraindication to MRI (claustrophobia, incompatible implantable device, etc.)
- Person benefiting from a legal protection measure
- Pregnant or breastfeeding woman
- Non-French speaking person
- Psychiatric or neurodegenerative pathology likely to induce neurocognitive and neurovisual disorders in the short or long term
- Ophthalmologic comorbidity that may interfere with the interpretation of examinations
Key Trial Info
Start Date :
April 13 2022
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
April 13 2022
Estimated Enrollment :
Patients enrolled
Trial Details
Trial ID
NCT05229731
Start Date
April 13 2022
End Date
April 13 2022
Last Update
April 20 2022
Active Locations (1)
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1
Hôpital Fondation A. de Rothschild
Paris, France, 75019