How is multiple sclerosis diagnosed?

    Researchedby:
    Nick Milazzo

    Fact-checked

    by:

    Mike Murray
    Last Updated: October 25, 2023

    No single piece of information is sufficient for diagnosing MS. In order for a clinician to make an MS diagnosis, they must observe lesions in at least 2 areas of the central nervous system and find evidence that these lesions formed at different points in time. More details about the diagnosis of MS can be found here.