familial infantile myoclonic epilepsy (Monarch Disease Ontology entry MONDO_0011506) is a rare, genetic, infantile epilepsy syndrome disease characterized by neonatal- to infancy-onset myoclonic focal seizures occurring in various members of a family, associated in some with mild dysarthria, ataxia and borderline-to-moderate intellectual disability. Also known as: FIME, familial infantile myoclonus epilepsy, myoclonic epilepsy, infantile, familial.