Visual Field Restoration in Patients With Post-stroke Homonymous Hemianopsia

Visual Field Restoration in Patients With Post-stroke Homonymous Hemianopsia

This study will assess the effectiveness of a stimulus, in the blind field of hemianopsic patients, to restore the vision of patients with homonymous hemianopsia consecutive to stroke (unilateral occipital lesion). Hemianopsia occurs in 30% of strokes regardless of the cerebral localization and in 60% of stroke interesting the territory of the posterior cerebral artery.

Inclusion Criteria:

• Presence of an homonymous visual field amputation after vascular retrochiasmatic lesion of the occipital region (visual cortex alone or with optical radiations or with other associated occipital areas)
• inclusion 3 months to 36 months after stroke
• Patients aged 18 years and older

Exclusion criteria:

• Brain injury history
• Severe neuropsychological, psychiatric or behavioral disorder
• Severe eye disorder or visual impairment (visual acuity less than 3/10)
• Progressive eye disorder (cataracts or glaucoma)
• insufficient French language proficiency to understand the questionnaires and rehabilitation tasks
• patient under legal protection
• patient's opposition to participate in the study
• no medical insurance coverage
• pregnant pr breastfeeding patient