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Diagnosing MS

Diagnostic criteria, diagnostic algorithm and other tools to facilitate diagnosis

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Although more tools are available to help today’s clinician make an accurate MS diagnosis, the requirements for diagnosing this complex disease are the same as they have been since Jean-Martin Charcot first described MS in the early 19th century:

The diagnosis of MS requires:

An understanding of these basic requirements is essential in order to reduce the risk of misdiagnosing a person with MS and improperly treating whatever illness or condition the person actually has. The 2017 McDonald criteria provide clinicians with a tool to make accurate and early diagnosis of MS but may also contribute to misdiagnosis (Solomon et al, 2018).

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