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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
2010-4-16
pubmed:abstractText
The epileptogenesis of the striatum is unknown. We describe the case of a 12-year-old girl with intractable epilepsy who was treated by surgical interventions. Magnetic resonance imaging (MRI) showed ambiguous corticomedullary boundary in the left frontal lobe, and magnetoencephalography (MEG) revealed spike dipoles in the vicinity of the left ventral striatum. The epileptic seizures disappeared after partial resection of the frontal lobe, but recurred within 2 months and remained intractable. Neuropathological examination confirmed the presence of focal cortical dysplasia in the resected brain tissue. Ictal single photon emission computed tomography at this period displayed hyperperfusion of the left anterior striatum. At the second surgery, intraoperative electrocorticography exhibited spike discharges from the anterior striatum. After the removal of this structure and adjacent brain tissues, the patient remains seizure-free for 33 months, without any neurological deficits. Histopathological examination of the resected tissue revealed a large number of dysmorphic neurons distributed widely in the cerebral cortex, subcortical white matter, striatum, and insular cortex. These findings suggest that microscopic dysplasia of basal ganglia can accompany certain cases of focal cortical malformations, and may play a critical role in the epileptogenesis through their interaction with cortical structures.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
1532-2688
pubmed:author
pubmed:copyrightInfo
Copyright 2010 British Epilepsy Association. Published by Elsevier Ltd. All rights reserved.
pubmed:issnType
Electronic
pubmed:volume
19
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
256-9
pubmed:meshHeading
pubmed:year
2010
pubmed:articleTitle
Anterior striatum with dysmorphic neurons associated with the epileptogenesis of focal cortical dysplasia.
pubmed:affiliation
Department of Neurosurgery, National Center Hospital of Neurology and Psychiatry, National Center of Neurology and Psychiatry (NCNP), Kodaira, Tokyo 187-8551, Japan. kaido@ncnp.go.jp
pubmed:publicationType
Journal Article, Case Reports