(A) Punctate deep white matter hyperintensities (WMH) (arrows) on sagittal T2-weighted MRI, more prominent in the frontal lobes. (B) Migraine-free control without punctate WMH. Disclaimer ...

A repeat MRI of the brain revealed new bilateral hyperintensities involving the periventricular white matter, thalami, brainstem, and left cerebellum; minimal gyriform enhancement; and no ...