Hematoxylin-eosin (A) and luxol fast blue (B) staining of the lesion seen in the cerebellum of case 2. Hematoxylin-eosin (A) and luxol fast blue (B) staining of the lesion seen in the cerebellum of case 2. Hematoxylin-eosin staining shows intact gray matter and some degenerative changes of the white matter. Luxol fast blue staining of myelin (blue) shows a restricted, focal area of demyelination (arrows) Jari Honkaniemi et al. AJNR Am J Neuroradiol 2001;22:1117-1124 ©2001 by American Society of Neuroradiology