Diagnostic Accuracy of Optimized Diffusion-Weighted Imaging for Detecting Anterior Ischemic Optic Neuropathy

Diagnostic Accuracy of Optimized Diffusion-Weighted Imaging for Detecting Anterior Ischemic Optic Neuropathy

The patient presents to the ophthalmological emergencies and / or to the internal medicine department. NOIA clinical discovery Patient referred in radiology for brain and visual MRI. The two sequences added by the research (8 minutes) will be added to that of the treatment.

Inclusion Criteria:

• Patient over 18 years old
• Patient with suspected NOIA, evoked after clinical examination by a specialized ophthalmologist
• For which a brain and visual MRI is planned
• Express consent to participate in the study
• Affiliate or beneficiary of a Social Security scheme

Exclusion Criteria:

• Contraindication to MRI (electrical device, metallic foreign body, claustrophobia)
• Patient benefiting from a legal protection measure
• Pregnant or breastfeeding woman