title: Epilepsy in Down syndrome--prevalence in three age groups.
abstract: A prevalence study of epilepsy in patients with Down syndrome (n = 85) in three age-groups (14-16 years, 23-29 years, 50-60 years) was conducted in the county of Aarhus, Denmark. Seventy-two patients (85%) participated. An interview and a neurological examination were performed. An EEG was recorded in 50 patients. Twelve patients (17%) had epilepsy. ILAE-1981-classification: two with partial seizures, seven with primary generalized and three with unclassifiable generalized seizures. Two patients with epilepsy had a normal EEG and 13 patients without epilepsy had an abnormal EEG.
authors.affiliation: Department of Neurology, Aarhus University Hospital, Denmark.
authors.forename: P
authors.initials: P
authors.lastname: Johannsen
authors.forename: J E
authors.initials: JE
authors.lastname: Christensen
authors.forename: H
authors.initials: H
authors.lastname: Goldstein
authors.forename: V K
authors.initials: VK
authors.lastname: Nielsen
authors.forename: J
authors.initials: J
authors.lastname: Mai
mesh_terms: D000293:Adolescent; D000328:Adult; D017668:Age of Onset; D015331:Cohort Studies; D015897:Comorbidity; D004314:Down Syndrome / Q000150:complications*; D004569:Electroencephalography; D004827:Epilepsy / Q000150:complications* / Q000175:diagnosis; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D015995:Prevalence