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Multiple sclerosis. A 50-year-old female with prior history of visual changes, presenting with right extremity weakness. a Sagittal STIR image shows several foci of short segment hyperintensity (brackets). b Axial T2 image demonstrates partial cord involvement, with a triangular lesion involving the right lateral cord (arrow). c Axial T1 post-contrast image demonstrates associated enhancement (arrow), consistent with active demyelination
