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1.
目的探讨晚发型癫痫性痉挛患儿的临床和脑电图(EEG)特征、治疗反应及预后。方法对北京大学第一医院儿科2000年6月至2007年8月59例晚发型癫痫性痉挛患儿的临床和EEG资料进行回顾性研究,其中37例有随访,随访时间13~90个月,末次随访年龄为2岁6个月至12岁2个月(中位数60个月)。结果59例患儿癫痫起病年龄为12~98个月,中位年龄22个月。以痉挛发作起病36例(61.0%),以其他发作类型起病23例(39.0%)。17例(28.8%)在病程中有部分性发作,22例(37.3%)合并其他全面性发作形式,20例(33.9%)病程中仅有痉挛发作。EEG14例(23.7%)为典型高度失律;2例(3.4%)为一侧性高度失律;43例(72.9%)无典型的高度失律。总计22例(37.3%)表现为局灶性或一侧性临床、影像学和(或)EEG异常。44例(74.6%)为症状性癫痫,围生期脑损伤、中枢神经系统感染、脑结构异常为主要病因。14例(23.7%)符合晚发型West综合征,7例(11.9%)符合Lennox-Gastaut综合征。促肾上腺皮质激素(ACTH)治疗后近期无发作率32.0%,有效率58.0%,复发率为61.5%。随访的37例患儿中,在抗癫痫药物治疗下至末次随访时46%维持临床无发作。80%以上患儿在治疗随访过程中精神运动发育落后或倒退,16%为重度落后。统计学分析显示,癫痫性痉挛病因、癫痫发作类型、痉挛发作形式、ACTH疗效与长期发作控制率及精神运动发育转归均无显著相关性。结论晚发型癫痫性痉挛并非仅见于West综合征,可由诸多严重的脑部疾病引起,常合并其他部分性或全面性发作,EEG多数无典型高度失律,治疗困难,预后不良,ACTH仍为本病首选治疗方法。  相似文献   

2.
目的 分析晚发型癫痫性痉挛患儿临床特征、诊断和治疗。方法 回顾性收集2012年3月至2013年12月在复旦大学附属儿科医院神经科收治的晚发型癫痫性痉挛患儿的临床资料、EEG及抗癫痫药物治疗情况,并评估生酮饮食(KD)的近期疗效。结果 ①18例晚发型癫痫性痉挛患儿进入分析,均经长程视频EEG监测到癫痫性痉挛发作,男13例,女5例,年龄2~10岁(中位年龄5.5岁)。癫痫起病年龄1~8岁(中位年龄3岁);病程1~72个月(中位病程9个月)。②首次发作为癫痫性痉挛4例(22.2%),其他发作类型14例(77.8%)。③发作间期EEG呈典型高度失律4例(22.2%)。④7例为症状性癫痫(病毒性脑炎后遗症4例,围生期脑损伤3例),另11例病因不明,18例均有不同程度精神运动发育落后。⑤在电-临床综合征分类上,符合晚发型婴儿West综合征4例,Lennox-Gastaut综合征4例。⑥18例在抗癫痫药物治疗期间随访3~24个月,抗癫痫药物治疗末次随访时单药治疗2例,多种抗癫痫药物治疗16例;4例维持无发作,14例(77.8%)为药物难治性癫痫。8例药物难治性癫痫患儿接受KD治疗,治疗3个月末完全无发作3例,有效2例,无效3例,有效率62.5%(5/8),完全无发作率37.5%(3/8)。8例均能耐受KD且均未观察到明显的不良事件。结论 儿童晚发型癫痫性痉挛发作不仅见于West综合征,也可见于其他癫痫性脑病,EEG缺乏特征性高度失律,多为药物难治性癫痫,KD治疗安全且具有一定的近期疗效。  相似文献   

3.
目的总结大田原综合征(OS)的临床及脑电图(EEG)特征、治疗、预后及转归。方法 2005年5月至2010年7月北京大学第一医院儿科神经及新生儿病房住院诊治的15例OS患儿。对其临床、EEG及影像学等资料进行总结,并对治疗、预后、临床特征及EEG转归进行随访。结果 15例患儿起病年龄为生后当日至50d,其中1个月内起病12例,生后10d内起病9例。15例中11例以部分性发作起病,所有患儿病程中均有强直痉挛发作,11例EEG监测记录到部分性发作,7例监测到强直痉挛发作和部分性发作为一次发作性事件联合出现。EEG监测年龄为2~4个月,发作间期7例为爆发-抑制(S-B),7例兼有高度失律及S-B图形,1例一侧半球为S-B、一侧半球为高度失律。母孕史或出生史异常共4例。影像学异常12例,其中一侧巨脑回5例。14例对抗癫痫药疗效欠佳,1例发作控制。7例经激素治疗疗效均欠佳,1例手术治疗后仍有发作。所有患儿均有智力运动发育落后,6例随访时转归包括发作控制、婴儿痉挛或随后转为Lennox-Gastaut综合征、局灶性癫痫。结论 OS是婴儿早期起病的癫痫性脑病,男性较女性易感。强直痉挛发作为特征性发作类型,部分性发作可出现于...  相似文献   

4.
目的 观察婴儿痉挛(IS)患儿促皮质素(ACTH)治疗前后视频脑电图(VEEG)变化并进行追踪随访,以了解其与预后的关系并评价影响预后的因素.方法 对2008年1月- 2011年1月在本科住院的52例IS患儿行VEEG长时间监测,对治疗前后VEEG进行分析,包括高峰失律、背景、睡眠纺锤波等;并对其临床随访资料进行回顾性研究.结果 ACTH患儿治疗4周后无论症状性IS还是隐源性IS,高峰失律均基本消失.随访6个月,无发作16例;发作未完全缓解36例,发作形式为痉挛发作、局限性发作和全面强直发作.病程≤2个月、隐源性IS、起病年龄<8个月、ACTH近期疗效好及VEEG为典型高峰失律的患儿临床预后好;ACTH治疗前VEEG呈局灶性高峰失律者预后不良;ACTH满疗程时VEEG背景不正常、高峰失律不消失及睡眠纺锤波持续不出现者临床预后不良;随访6个月VEEG仍为高峰失律的患儿均为症状性IS,预后差.结论 ACTH治疗前后监测VEEG对评价IS临床预后具有重要作用.  相似文献   

5.
《中华儿科杂志》2022,(6):578-582
目的总结Mowat-Wilson综合征(MWS)患儿癫痫相关的临床特点, 提高对此病的认识。方法回顾性分析2020年6至12月就诊于北京大学第一医院的5例MWS患儿的癫痫相关临床特点, 总结其癫痫发作的起病年龄、临床表现、脑电图、头颅磁共振成像(MRI)、ZEB2基因变异等特点及抗癫痫发作药物(ASM)的疗效。结果 5例患儿中男3例、女2例, 癫痫发作起病年龄为6月龄至4岁。4例患儿表现为局灶性发作, 局灶性发作表现多样, 但均表现为局灶运动性发作;1例患儿表现为癫痫性痉挛发作。5例患儿均表现出特殊面容, 不同程度的智力障碍、发育迟缓以及多种先天畸形。4例患儿脑电图表现为背景节律减慢和后头部为主的癫痫样放电, 1例患儿脑电图病初为高度失律, 后表现为后头为主的多灶性放电。2例患儿头颅磁共振成像有异常, 分别表现为胼胝体发育不良和白质发育落后。5例患儿均为ZEB2基因新生杂合变异携带者, 无义变异4例, 移码变异1例。随访14~20个月, 3例癫痫发作控制超过1年, 2例癫痫发作控制超过6个月;2例单用丙戊酸, 2例联合应用丙戊酸。结论癫痫发作是MWS的常见临床表型, 以局灶性运动性发作...  相似文献   

6.
目的总结DNM1基因变异相关发育性癫痫性脑病患儿的基因型及临床表型特点。方法回顾性收集2017年6月至2021年10月北京大学第一医院儿科门诊就诊的15例DNM1基因变异相关癫痫患儿资料, 分析其基因变异及临床特点。结果 15例患儿中, 男8例, 女7例;癫痫起病年龄为15 d~22月龄, 中位起病年龄为8月龄。15例DNM1基因变异均为新生杂合变异, 其中错义变异13例、移码变异1例、无义变异1例, 8例变异位点为尚未报道的新变异。癫痫发作类型包括:痉挛发作15例、局灶性发作9例、不典型失神发作2例、强直发作2例。7例患儿有多种发作类型, 9例首次发作为痉挛发作。15例均有发育落后, 其中11例在出现癫痫发作前即有发育落后。脑电图背景节律减慢3例, 发作间期显示高度失律13例;8例监测到临床发作, 其中痉挛发作7例, 强直发作1例。头颅磁共振检查示额颞区蛛网膜下腔增宽6例、大脑皮质萎缩2例、胼胝体发育不良3例。15例均诊断为发育性癫痫性脑病, 其中13例符合婴儿痉挛症。末次随访年龄1~7岁, 予多种抗癫痫药物联合治疗后, 2例发作缓解, 1例(同卵双胎之小)2岁时因重症肺炎死亡, 12例仍有间断发作, 其中1例由婴儿痉挛症转型为Lennox-Gastaut综合征。结论 DNM1基因变异相关发育性癫痫性脑病多在婴儿期起病, 高峰起病年龄为8月龄。癫痫发作类型主要为痉挛发作和局灶性发作, 发育落后可出现在癫痫发作之前。临床多表现为婴儿痉挛症, 少数患儿可转型为Lennox-Gastaut综合征。  相似文献   

7.
Ӥ�������ٴ�������Ԥ��127������   总被引:4,自引:2,他引:4  
目的通过对127例婴儿痉挛患儿的临床诊治和随访结果资料分析,了解婴儿痉挛的诊断治疗与预后之间的关系,为婴儿痉挛的临床诊治和预后判断提供依据。方法采用回顾性资料分析和前瞻性队列研究,对1998年1月至2002年12月在复旦大学儿科医院收治的婴儿痉挛患儿进行分析和随访,对影响其预后的相关因素进行分析。结果共有127例婴儿痉挛患儿进入研究。起病年龄为(6·1±3·1)个月,患儿随访时间(38±8)个月;72·4%为症状性,宫内发育迟缓、先天脑发育畸形、出生时窒息为主要病因,脑发育不全、智能发育迟缓多见;27·6%为隐原性或原发性。脑电图表现为高峰节律紊乱、弥漫或局灶性棘慢波发放。促肾上腺皮质激素(ACTH)、丙戊酸钠、氯硝基安定、硝基安定、苯巴比妥、托吡酯、拉莫三嗪为常用的治疗药物。在症状性婴儿痉挛中,76·1%预后不良,原发性或隐原性婴儿痉挛中,有60·8%的病例发作得到控制;有明确病因、起病年龄<3个月、起病前发育落后、EEG背景活动变慢或有局灶性棘慢波发放,可能提示婴儿痉挛预后不良。结论婴儿痉挛多为症状性,有明确病因、起病年龄<3个月、起病前发育异常、EEG背景活动变慢或有局灶性棘慢波发放,与婴儿痉挛预后不良有关。  相似文献   

8.
目的探讨SCN2A基因变异所致癫痫及共济失调的临床及遗传学特点。方法回顾性总结郑州大学第三附属医院2017年7月至2021年1月收治的5例SCN2A基因变异所致癫痫伴或不伴发作性共济失调患儿的发作表现、影像学检查及基因检测结果等临床资料, 分析其临床及遗传学特点。结果 5例患儿中女4例、男1例, 癫痫起病年龄4日龄至8月龄, 癫痫发作类型有新生儿或婴儿良性癫痫2例, 癫痫性脑病3例(1例存在发育落后, 1例为大田原综合征之后转化为婴儿痉挛症, 1例为婴儿痉挛症之后转化为Lennox-Gastaut 综合征);其中新生儿良性癫痫中有1例早期为新生儿惊厥, 6岁6月龄时出现发作性共济失调。初诊时发作间期脑电图2例正常, 1例局灶性癫痫样放电, 2例大量多灶异常放电且有高度失律。头颅磁共振成像3例正常, 1例表现为脑萎缩伴脑白质减少, 1例结果不详。随访1年5个月至7年5个月, 4例患儿癫痫均控制稳定, 1例2岁时死亡。2例患儿智力及运动发育正常, 2例智力中、重度落后、运动临界状态, 1例智力及运动均为中、重度落后。5例患儿均有SCN2A基因变异, 其中错义变异4例和移码变异1例, 3例患...  相似文献   

9.
目的分析由SCN2A基因突变导致的大田原综合征(SCN2A-OS)表型特点及苯妥英钠的临床应用。方法回顾分析2017年10月诊治的2例SCN2A-OS患儿的表型特点,临床诊疗经过及预后,并复习相关文献。结果 2例患儿均为男性,分别于生后1天及2个月余起病,均表现为痉挛、强直发作,发育迟缓。脑电图示暴发抑制。多种抗癫痫药物治疗效果不佳。苯妥英钠治疗有效,近期随访未见明显不良反应。例1检测出SCN2A基因c.2995GA(NM_021007)新发错义突变;例2检测出c.4015AG新发错义突变。目前国内外共报道SCN2A-OS患儿25例,癫痫起病年龄波动在生后1天至60天(中位年龄1天),首次发作形式以强直发作最为常见;脑电图为典型暴发抑制,52%后期转变为高度失律;治疗随访中共11例患儿抽搐控制,9例使用苯妥英钠有效。结论 SCN2A-OS起病年龄早,预后差,多种抗癫痫药物治疗效果不佳,经典抗癫痫药物苯妥英钠可有效控制SCN2A-OS的癫痫发作。  相似文献   

10.
左乙拉西坦对儿童睡眠中癫癎性电持续状态的影响   总被引:1,自引:0,他引:1  
目的:探讨左乙拉西坦(levetiracetam, LEV)治疗儿童睡眠中癫癎性电持续状态(ESES)的疗效。方法:对2009年8月至2011年3月首诊的27 例ESES患儿使用LEV状况进行分析,并最少随访6个月。结果:27例ESES患儿起病年龄为9个月至9岁7个月,起病早期81%的患儿为局限性运动发作。23例为ESES确诊后加用LEV治疗,其中19例为良性癫癎伴中央颞区棘波(BECT)患儿,4例为非BECT的ESES患儿。LEV 开始治疗年龄为1岁8个月至11岁9个月, 随访时间为7~19个月。LEV控制发作有效率为82%,改善脑电图(EEG)情况有效率为78%。LEV控制临床发作效果优于改善EEG效果(P<0.05)。另4例患儿于ESES前已加用LEV治疗,其中2例临床发作得到控制或EEG有明显改善。结论:LEV在控制临床发作和改善脑电图放电方面均有一定疗效。  相似文献   

11.
??Abstract??Objective To study the clinical and neuro-electrophysiological features of transient epileptic seizures by using polygraphic channel VEEG—EMG monitoring. Methods The information of 51 epilepsy children with rapid falling??nodding or limb shaking in video electroencephalogram was collected in the Department of Pediatric Neurology?? Peking University First Hospital from June 2012 to March 2013.The clinical features??EEG and EMG patterns were analyzed retrospectively. Results Totally 745 seizures were found in 51 patients. The seizures included 391 epileptic spasms??52.5%????138 myoclonic seizures??18.5%????117 atonic seizures??15.7%????61 negative myoclonus??8.2%????27 tonic seizures??3.6%??and 11 myoclonic atonic seizures??1.5%??.Different clinical manifestations were with different clinical-EEG-EMG patterns.According to the duration of EMG changes??patients were divided into EMG-burst group and EMG-static group. Conclusions Epileptic seizures with rapid falling, nodding or limb shaking are most affected by epileptic spasms??myoclonic seizures??atonic seizures??negative myoclonus??tonic seizures and myoclonic atonic seizures.Their common feature is rapid and transient??which makes them difficult to be diagnosed only by illness history.But by performing VEEG-EMG??we can accurately identify the types of seizures??which will be helpful in the diagnosis and treatment.  相似文献   

12.
目的 分析促肾上腺皮质激素(adrenocorticotrophic hormone,ACTH)治疗婴儿痉挛症(infantile spasms,IS)前后视频脑电图变化的特点.方法 收集我院2005年1月至2009年12月住院的65例IS患儿的临床资料,分析其用ACTH治疗前后视频脑电图变化的特点.结果 65例患儿用ACTH治疗前IS发作间期脑电图背景均出现高峰失律现象;丛集性痉挛发作频繁出现,并可见同期特征性发作图形.ACTH治疗后,40例(61.5%,40/65)完全控制发作的患儿中,27例(67.5%,27/40)脑电图高峰失律背景消失或明显好转;另25例(38.5%,25/65)仍有发作的患儿中,仅5例(20.0%,5/25)脑电图高峰失律背景消失或明显好转.完全控制发作和仍有发作患儿的脑电图高峰失律背景消失或好转率比较差异有统计学意义(x2=13.888,P<0.000).结论 IS患儿发作前视频脑电图监测是正确诊断IS的重要依据,ACTH治疗后视频脑电图监测是判断短期疗效的重要指标.  相似文献   

13.
目的 探讨促肾上腺皮质激素(adrenocorticotropic hormone,ACTH)首次治疗婴儿癫痫痉挛综合征(infantile epileptic spasms syndrome,IESS)短期(ACTH治疗28 d时)疗效、复发及预后的影响因素。 方法 收集2008年4月—2018年1月中南大学湘雅医院小儿神经专科首次接受ACTH治疗且随访时间≥2年的IESS患儿的临床资料,采用多因素logistic回归分析探讨ACTH治疗短期疗效、复发和远期预后的影响因素。 结果 ACTH治疗28 d时癫痫控制率为55.5%(111/200),治疗后12个月持续控制无复发率为67.6%(75/111)。未合并局灶性发作的患儿在ACTH治疗28 d时癫痫控制的可能性是合并局灶性发作患儿的2.463倍(P<0.05);ACTH治疗14 d时脑电图无高度失律的患儿在ACTH治疗28 d时癫痫控制的可能性是ACTH治疗14 d时脑电图有高度失律患儿的2.415倍(P<0.05);ACTH治疗前病程每增加1个月,治疗后12个月内复发可能性增加11.8%(P<0.05)。ACTH治疗28 d癫痫未控制患儿中重度发育迟滞或死亡的可能性是癫痫控制患儿的8.314倍(P<0.05),结构性病因患儿中重度发育迟滞或死亡的可能性是原因不明患儿的14.448倍(P<0.05)。 结论 是否合并局灶性发作、治疗14 d时脑电图高度失律是否消失可作为ACTH治疗短期疗效的预测指标,而治疗前病程可作为ACTH治疗癫痫控制后是否复发的预测指标。IESS患儿的预后与病因相关,而使用ACTH后早期控制癫痫发作,也可改善远期预后。  相似文献   

14.
??Abstract??Objective To summarize the electroclinical features and outcome of benign infantile epilepsy??BIE??. Methods BIE patients were collected in Pediatric Department of Peking University First Hospital.The clinical and EEG data of patients were analyzed.The treatment effects and outcome of patients were followed up.Results In 49 BIE patients??21 were male and 28 were female. The seizure onset age ranged from 3 months to 13 months.Partial seizures were observed in 26 patients??53.1%????secondarily generalized seizures in 23 patients??46.9%????39 patients ??76.9%?? had a history of cluster seizures.No patients had history of status epilepticus??24 patients had a family history of seizures??15 patients had a family history of benign familial infantile epilepsy.The interictal EEG was normal in 33 ??67.3%?? cases.The interictal discharges were recorded in 16 cases.Ten of sixteen cases had interictal discharges in lateral or bilateral Rolandic area. Ictal video EEG was recorded in 4 patients.Ictal discharges originated from temporal region in three patients and from occipital region in one patient.Five patients were not treated with antiepileptic drugs??and 44 patients accepted antiepileptic monotherapy. Treatment time ranged from 2 months to 24 months ???12.5??9.9?? months??.All patients were followedup over two years ??and no one had seizure relapse. Conclusion The features of BIE include the onset age before one year old??manifesting partial seizures or secondarily generalized seizures??and usually a cluster of seizures??normal interictal EEG or small spikes in Rolandic area??good response to antiepileptic drugs and benign outcome.  相似文献   

15.
??Abstract?? Objective To study the electro-clinical features and prognosis of the variants of benign childhood epilepsy with centro-temporal spikes??BECT??. Methods Sixty-seven patients with BECT variants were diagnosed in the hospital. They have been followed up for 2 to 10 years.The clinical information, including clinical manifestation??video-EEG??the response to the medical treatment?? and the prognosis of the patients, was studied. Results The onset of the seizures in these patients was from 1 year and 6 months to 10 years?? and the median age was 4 years and 5 months. The symptoms of BECT variants presented from 2 years and 6 months to 10 years and 6 months??the median age was 6 years. The EEGs of all patients showed abundance of spike and waves in Rolandic areas during wake-up and sleep.In 25 cases ??37.3%????the index of discharge in non-rapid eye movements??NREM??was more than 85%.In 42 cases??62.7%????the index was between 50% and 85%.Epileptic negative myoclonus??ENM??was detected in 51 cases??76.1%??by the outstretched arm tests during the EEG recording.All the patients were treated with antiepileptic drugs??AED????only 10 cases were seizure free?? and the seizure frequency decreased more than 50% in 5 cases.There were no responses in the other 52 cases.Then the corticosteroid was administered to 50 cases who were resistant to AED. Among them??21 cases were seizure free; in 25 cases??the seizure frequency decreased more than 50%?? and only 4 cases had no response to this treatment. Fourteen cases??28%??relapsed 1 month to 1 year and 2 months after corticosteroid therapy.Six months after the corticosteroid therapy?? verbal intelligence quotient??VIQ??and performance intelligence quotient??PIQ??increased??P??0.05??.A long time follow-up of 60 school-aged children showed that 30 cases??50%??had poor school performance. Neuropsychological assessment was performed on 25 cases?? and the cognitive decline was observed in 20 cases??80%??. Conclusion BECT variants should be considered in patients with BECT when the seizure frequency increases and new types of seizures present.EEG deterioration and cognitive decline often accompany simultaneously.Seizures are difficult to control with antiepileptic drugs.Corticosteroid therapy is effective in most of the patients. Clinical manifestations??EEG and cognition improve within 6 months after the therapy, but relapse rate is a little bit higher. The long term prognosis of BECT variants is unsatisfying in cognitive function and behavior.  相似文献   

16.
目的总结婴儿痉挛(infantile spasms,IS)临床特点,比较不同剂量促肾上腺皮质激素(ACTH)治疗IS短期疗效、副反应,探讨临床痉挛发作缓解的影响因素。方法对2005年1月至2010年12月北京大学第一医院儿科住院并首次行ACTH治疗的IS患儿病历资料进行回顾性研究。按起始ACTH治疗剂量不同分为大剂量组、小剂量组,比较两组临床及脑电图疗效、副反应,采用Logistic回归分析评价临床疗效的影响因素。结果共收集198例临床资料、脑电图特点及影像学特征。大剂量组IS患儿痉挛发作缓解率为37.3%(25/67),小剂量组45.0%(59/131),差异无统计学意义(P>0.05)。120例治疗结束后复查录像脑电图,大剂量组高度失律消失率42.2%(19/45),小剂量组58.7%(44/75),差异无统计学意义(P>0.05)。两组不同剂量应用ACTH期间副反应发生率分别为52.2%(35/67)和32.8%(43/131),差异有统计学意义(P<0.05)。ACTH治疗前病程(treatment lag,TL)是影响短期ACTH疗效的独立危险因素,TL≤1个月者痉挛发作缓解率59.0%(36/61),TL>1个月者痉挛发作缓解率34.8%(48/137),差异有统计学意义(P<0.05)。结论大剂量与小剂量ACTH对痉挛发作缓解率、脑电图高度失律消失率差异无统计学意义(P>0.05);大剂量ACTH副反应显著多于小剂量;TL是影响短期ACTH疗效的独立危险因素。  相似文献   

17.
??Objective??To study the clinical features and SCN1A genes detection results in children with Dravet syndrome in order to provide reference for clinical treatment. Methods??The clinical data??SCN1A genes reports and antiepileptic drug effects of 60 DS children who were diagnosed from December 2013 to December 2015 were collected from the Children’s Hospital of Fudan University. Results??The onset of seizures occured during 1-9 months with a median of 6 months and 83.3% of patients were febrile seizures at frist onset??they were heat sensitive??and hot water bath induced seizures in 63.3%??38/60??. There were multiple phenotypes??including generalized tonic-clonic seizures??95.0%??57/60????partial seizures??alternating unilateral seizure????78.3%??47/60????status epilepticus??65.0%,39/60????myoclonic seizures??65.0%??39/60????and atypical absence ??63.3%??38/60??. Seizure ouccurred most frequently??2-3 times per month?? in 1-3 years of age. The median age of mental retardation was 18 months. The number of mental retardation and the positive rate of EEG increased with age. Dravet syndrome were intractable. In patients who used sodium ion blocking drugs 40.0%??24/60?? children had aggravated seizures. 80.0%??48/60?? patients had SCN1A mutation with missense and nonsense mutation accounting for over a half. There was no correlation between SCN1A mutations and onset age??sex??seizure type or seizure frequency. Conclusion??Dravet syndrome is a childhood-onset epileptic encephalopathy??which is not rare in the national seizure center. The positive rate of SCNIA mutation is high??which can help the diagnosis of DS. Anti-epiletic drug treatment for DS is difficult and the misuse of drugs is in a high proportion??so the diagnosis and treatment level still needs to be improved.  相似文献   

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