A neonatal/infantile epilepsy syndrome that is characterized by the onset of myoclonic seizures between the ages of 6-18 months (range 4 months to 3 years). Males are twice as likely to be affected as females. Antecedent and birth history is unremarkable. Head size and neurological examination are normal. Prior development is usually normal. Cognitive, motor and behavioral difficulties are reported, especially if seizures are poorly controlled. Developmental outcome is normal in 60-85% of cases. Mild intellectual impairment and attention problems can be seen.
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epilepsy, familial adult myoclonic
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myoclonic epilepsy, Hartung type
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juvenile myoclonic epilepsy
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familial infantile myoclonic epilepsy
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intellectual disability, autosomal dominant 5
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benign partial infantile seizures
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