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    Ocular Migraine Symptoms and Diagnosis

    Symptoms of Ocular Migraines

    About half of people who get these migraines will go blind in one eye for a few minutes. In the other half of cases, the symptoms are a bit less dramatic, such as:

    • Blurring
    • Partial vision loss
    • Blank spots in your vision, called scotomas
    • Dimming
    • Flashes of light

    Ocular migraines are usually brief, lasting less than 5 minutes. But they can last up to 30 minutes. Forty-one percent of people have a headache during the vision loss, and 25% have it before or after.

    Recommended Related to Migraines/Headaches

    Tyramine and Migraines

    In some people, certain foods and drinks -- or components they contain -- can trigger a migraine. One well-accepted migraine trigger is tyramine. Tyramine is a substance found naturally in some foods. It's especially found in aged and fermented foods, such as: Aged cheeses Smoked fish Cured meats Some types of beer Also, foods high in protein may contain more tyramine if: They have been stored for a long time They have not been kept cold enough

    Read the Tyramine and Migraines article > >

    Diagnosing Ocular Migraines

    Since they're fairly brief, your doctor will most likely diagnose you based on the symptoms you remember and describe.

    The condition is also similar to other serious disorders, such as eye diseases and stroke. So your doctor will want to check you out thoroughly to make sure you don’t have one of those problems. Your doctor may run extra tests to rule out more serious conditions if you:

    WebMD Medical Reference

    Reviewed by Alan Kozarsky, MD on February 28, 2016

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