- Acute or subacute disorder
- Specific clinicoradiological presentation of multiple sclerosis
- Affects children, young adults
- Psychiatric predominance, acute intracranial hypertension, intermittent exacerbations, progressive deterioration
- Well demarcated demyelination, reactive gliosis, relative sparing of axons
- Microcystic changes, frank cavitation
- Dramatic response to steroids
Imaging
- Ring enhancing lesions in both hemispheres
- Symmetric, in parieto-occipital regions
- Minimal mass effect
- Restricted diffusion
Read more
Sarbu, Nicolae, et al. “White matter diseases with radiologic-pathologic correlation.” Radiographics 36.5 (2016): 1426-1447.
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