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A rare neuro-ophthalmological disease with characteristics of nonprogressive cerebellar ataxia, delayed motor and language development and intellectual disability in addition to ophthalmological abnormalities (e.g. oculomotor apraxia, strabismus, amblyopia, retinal dystrophy and myopia). Cerebellar cysts, cerebellar dysplasia and cerebellar vermis hypoplasia, seen on magnetic resonance imaging, are also characteristic of the disease. Caused by homozygous or compound heterozygous mutation in the LAMA1 gene on chromosome 18p11.
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