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Hyperintense lesions (“snowballs”) in the corpus callosum in Susac syndrome (sagittal T2 FLAIR)

(Source: Wilf-Yarkoni A, Elkayam O, Aizenstein O, et al. Increased incidence of Susac syndrome: a case series study. BMC Neurol 2020;20[1]:332. Creative Commons Attribution 4.0 International [CC BY 4.0] license,

Associated Disorders

  • Cerebral microinfarcts
  • Deafness
  • Encephalopathy
  • Retinal arterial occlusion
  • Retinopathy