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A, 76-year-old patient. Axial FLAIR. There is subcortical white matter hyperintensity (arrows) which is isointense to the insular cortex, classified as “distinctively hyperintense” and graded as “2.”
B, Axial FLAIR. Signal intensities at the caudate nucleus and insular cortex in the same patient with grade 2 SWM hyperintensity.
