儿童交替性偏瘫.ppt
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1、儿童交替性偏瘫儿童交替性偏瘫是一种罕见的神经系统疾病,发病率约十万分之一。该病的主要临床特征是反复发生的、暂时的交替性偏瘫或四肢瘫,同时伴有其他的发作性症状(肌张力障碍、眼球震颤及植物神经功能紊乱等)。儿童交替性偏儿童交替性偏瘫瘫Stage I Stage I lasts for about one year and manifests itself during first months of life with episodic abnormal ocular movements。During stage II,lasting for 15 years,patients began to
2、have hemiplegic spells,usually about 5 months after first AHC symptoms.During stage III,deficits were persistent,with aphasia and intellectual disability Mikati et al.proposed three phases of symptoms evolution in Mikati et al.proposed three phases of symptoms evolution in Mikati et al.proposed thre
3、e phases of symptoms evolution in Mikati et al.proposed three phases of symptoms evolution in AHC patients.AHC patients.AHC patients.AHC patients.Gergont A,Kaciski M.Alternating hemiplegia of childhood:new diagnostic options.Alternating Alternating hemiplegia of childhood:new diagnostic options.Alte
4、rnating hemiplegia of childhood:new diagnostic options.hemiplegia of childhood:new diagnostic options.Neurol Neurochir Pol.2014;48(2):130-5.doi:10.1016/j.pjnns.2013.05.003.Epub 2014 Feb 15.ReviewGergont A,Kaciski M.Alternating hemiplegia of childhood:new diagnostic options.Alternating Alternating he
5、miplegia of childhood:new diagnostic options.Alternating hemiplegia of childhood:new diagnostic options.hemiplegia of childhood:new diagnostic options.Neurol Neurochir Pol.2014;48(2):130-5.doi:10.1016/j.pjnns.2013.05.003.Epub 2014 Feb 15.Review神经系统查体:偏瘫发作时查体,有不同程度的一侧或双侧肌力下降,偏瘫的肌张力多数下降,腱反射减弱,少数肌张力升高和
6、腱反射活跃,多数巴氏征阴性,少数可见巴氏征阳性,少数病人伴有意识障碍。部分病人可见眼球运动障碍,肌张力不全症状。发作间期肌力肌张力正常。神神经经系系统查统查体体主要为鉴别诊断提供依据。脑电图:发作间期一般正常,癫痫发作期可见头颅影像学:头颅MRI、MRA一般无异常改变,单光子发射断层扫描(SPECT)部分患儿可见偏瘫发作时对侧脑灌注减少。辅辅助助检查检查Gergont A,Kaciski M.Alternating hemiplegia of childhood:new diagnostic options.Alternating Alternating hemiplegia of child
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- 儿童 交替 偏瘫
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