A potential model of pediatric posttraumatic epilepsy.

A potential model of pediatric posttraumatic epilepsy.
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DOI:
10.1016/j.eplepsyres.2009.05.006
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发表时间:
2009-10
期刊:
影响因子:
2.2
通讯作者:
Dudek, F. E.
Dudek, F. E.
中科院分区:
医学4区
文献类型:
--
作者:
Statler, K. D.;Scheerlinck, P.;Pouliot, W.;Hamilton, M.;White, H. S.;Dudek, F. E.

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儿科创伤后癫痫(PTE)的临床前模型还很缺乏。我们假设由可控性皮质撞击引起的幼鼠创伤性脑损伤(TBI)会引起脑电(EEG)癫痫样活动和行为发作。伤后第17天行颅脑损伤或假开颅手术。伤后4~11个月进行视频脑电监测,大多数(87.5%)脑损伤大鼠出现脑电峰电位,1只出现自发性反复发作。对照组既没有出现脑电波峰值,也没有出现脑电/行为发作。颅脑损伤后晚期癫痫发作很少见,但脑电尖峰波很常见,可能是PTE的替代品。
Preclinical models of pediatric post-traumatic epilepsy (PTE) are lacking. We hypothesized that traumatic brain injury (TBI), induced by controlled cortical impact, in immature rats would cause electroencephalographic (EEG) epileptiform activity and behavioral seizures. TBI or sham craniotomy was performed on postnatal day 17. Using video-EEG monitoring 4-11 months post-TBI, most TBI rats (87.5%) showed EEG spiking and one had spontaneous, recurrent seizures. Controls showed neither EEG spikes nor electrographic/behavioral seizures. Late seizures were rare after TBI, but EEG spiking was common and may represent a surrogate for PTE.
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