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DictionarySeeepilepsyjuvenile myoclonic epilepsy
ju·ve·nile my·o·clon·ic ep·i·lep·sy [MIM*606904] an epilepsy syndrome typically beginning in early adolescence, and characterized by early morning myoclonic jerks that may progress into a generalized tonic-clonic seizure. A genetic disorder: some families have had gene linkage to chromosome-6. The EEG is characterized by generalized polyspike and wave discharges at 4-6 Hz.juvenile myoclonic epilepsy Neurology A seizure disorder that comprises ± 4% of seizure disorders Clinical Normal IQ, onset in adolescence, affecting the flexor muscles of the head, neck and shoulders; the attacks tend to occur as clonic-tonic-clonic seizures upon awakening EEG 4-6 Hz multispike and wave pattern; 40% of relatives, especially ♀, have myoclonus Management Valproic acid. See Epilepsy. ju·ve·nile my·o·clon·ic ep·i·lep·sy (jū'vĕ-nil mī'ō-klon'ik ep'i-lep'sē) An inherited epilepsy syndrome typically beginning in early adolescence, and characterized by early morning myoclonic jerks that may progress into a generalized tonic-clonic seizure. juvenile myoclonic epilepsyA form of epilepsy typically noticed in teenagers, characterized by early morning jerking movements of the extremities, and during stress or sleep deprivation, generalized tonic/clonic or absence seizures. Synonym: Janz syndrome.See also: epilepsyLegalSeeEpilepsyAcronymsSeeJME |