An MR image of a patient in their early 20s shows nerve injury (highlighted in yellow) of the left brachial plexus in the neck. The patient ... As a result of the MRI findings, the patient was ...

Diagnosis is based on symptoms, clinical evaluation, and a series of diagnostic tests. An MRI scan is one of them. A type of imaging test called an MRI scan is an important tool in diagnosing MS.

The MRI may scan your whole spine or just a part of it. Unlike X-rays and computerized tomography (CT) scans, it doesn’t use damaging radiation. It’s generally safe and painless. The doctor ...