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This syndrome (previously known as Jeavons syndrome) is characterized by daily eyelid myoclonias with or without absences induced by eye closure and visual stimulation, seen in an otherwise normal child.

Clinical context

This syndrome is characterized by onset of seizures between 2-14 years (peak 6-8 years). Both sexes are affected with a female predominance (2F:M). Antecedent and birth history is normal. Head size and neurological examination are normal. Development and cognition are typically normal although individuals with borderline intellectual functioning and intellectual disability are seen.

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