Axial T2WI and FLAIR images show T2 hyperintensity in the pons with sparing of the cortical
spinal tracts centrally. Bilateral mastoid fluid.
Left: Sagittal T1WI shows enlarged belly of the pons with regions of T1 hypointensity.
Right: Axial post contrast T1WI with fat saturation does not demonstrate any enhancement
of the pontine lesion.
Key words: mri brain stem pons cpm metabolic
Central pontine myelinolysis