Jeavons syndrome true epilepsy with eyelid myoclonias Orphanet:139431 UMLS:CN199399 Jeavons syndrome is an idiopathic generalized form of reflex epilepsy characterized by childhood onset, unique seizure manifestations, striking light sensitivity, and possible occurrence of generalized tonic-clonic seizures. EMEA UMLS:C4274731 MONDO:0015346 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.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. SCTID:716278005 eyelid myoclonia with and without absences ICD10:G40.3 childhood-onset epilepsy syndrome