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Autosomal Recessive Spastic Ataxia of Charlevoix-Saguenay

Legend: A 28-year-old woman with early-onset spasticity of lower limbs followed by progressive trunk and limb ataxia, dysarthria, and neuropathy. Note the relatively mild upper limb ataxia compared to the severe involvement of her lower limbs. Eye movement abnormalities include gaze-evoked nystagmus, saccadic pursuit, and dysmetria of saccades.

Duration: 0:57

Associated with: CONTINUUM: Lifelong Learning in Neurology. 19(5):1312-1343, October 2013

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