Electroclinical characteristics and syndromic associations of "eye-condition" related visual sensitive epilepsies-A cross-sectional study.

•Largest series on ECS epilepsy distinct from photosensitivity.•Genetic predisposition noted in 17%, with familial phenotypes described.•Syndromic heterogeneity noted in this unique reflex sensitivity.•ECS systematically explored in patients with symptomatic epilepsy.