Visual Evoked Potential Test

A visual evoked potential test (VEP) is used to look for problems in the brain that affect vision. A machine records brain waves related to the nerves that make up the visual pathway.

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    Call your doctor if you have any concerns.

    In case of an emergency,
    call for medical help right away.

  • Definition

    A visual evoked potential test (VEP) is used to look for problems in the brain that affect vision. A machine records brain waves related to the nerves that make up the visual pathway.

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  • What to Expect

  • Reasons for Test

    This test is often used to:


    • Diagnose and follow
      multiple sclerosis
      (MS)
    • Test vision in children and adults who are unable to read eye charts

    There are many symptoms that might lead your doctor to order a VEP. You may be having double vision, blurred vision, or loss of part or all of your vision.

  • Possible Complications

    There are no major complications associated with this procedure.