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小儿病毒性脑炎异常MRI与EEG动态变化及其临床意义
引用本文:吕祖芳,张立明,韩春芳,周清霞,于海英. 小儿病毒性脑炎异常MRI与EEG动态变化及其临床意义[J]. 中国医药导报, 2011, 8(26): 156-158
作者姓名:吕祖芳  张立明  韩春芳  周清霞  于海英
作者单位:山东省潍坊医学院附属潍坊市人民医院小儿内科,山东潍坊,261041
摘    要:
目的:探讨小儿病毒性脑炎(VE)异常磁共振成像(MRI)与脑电图(EEG)动态变化特点,研究其临床意义。方法:对72例MRI异常VE患儿的MRI、EEG及临床资料进行分析,并对其中46例进行动态观察。结果:VE颅脑MRI异常主要表现为多发或单发,弥漫或局限点状或斑点状、片状的长T1、长T2信号。多部位损伤52例,主要累及大脑半球各叶、基底节、脑干、脑血管等,恢复期表现为脑软化、脑萎缩、脑室扩大等。EEG异常68例,主要表现为弥漫或局限性高幅慢波θ波、δ波活动,部分表现波幅降低、棘波、尖波、背景节律异常,随着病情好转,慢波消失,背景节律恢复正常,临床症状恢复快,EEG早于影像学恢复。MRI异常显示脑损伤重,恢复时间长,易致后遗症。结论:颅脑MRI、EEG是VE重要的辅助检查方法,对早期诊断、判断病情及治疗效果、评价预后等具有重要临床意义。

关 键 词:病毒性脑炎  磁共振显影  脑电图

The dynamic changes and clinical significance of MRI and EEG in children with viral encephalitis
LU Zufang,ZHANG Liming,HAN Chunfang,ZHOU Qingxia,YU Haiying. The dynamic changes and clinical significance of MRI and EEG in children with viral encephalitis[J]. China Medical Herald, 2011, 8(26): 156-158
Authors:LU Zufang  ZHANG Liming  HAN Chunfang  ZHOU Qingxia  YU Haiying
Affiliation:Department of Pediatrics,the People′s Hospital Affiliated to Weifang Medical College in Weifang City,Shandong Province 261041,China
Abstract:
Objective:To investigate the dynamic changes and clinical significance of MRI and EEG features in children with viral encephalitis.Methods: 72 children with viral encephalitis were analyzed for their abnormal MRI,EEG and clinical data,of which 46 cases were observed dynamically.Results: MRI abnormalities in children with viral encephalitis were shown as multiple or single,diffuse or limited point-like or patchy,flaky abnormal signal and more elongated T1,T2 signal,52 cases had multisite damage,mainly involv...
Keywords:Viral encephalitis  MRI  EEG  
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