磁共振波谱与洛文斯顿认知评定量表在脑卒中后认知功能评定中的相关性分析

被引:15
作者
巩尊科
王世雁
王蜜
王旭霞
陈伟
盛超
机构
[1] 徐州,徐州市中心医院康复医学科
关键词
脑卒中; 认知障碍; 磁共振波谱; 洛文斯顿作业疗法认知量表;
D O I
暂无
中图分类号
R743.3 [急性脑血管疾病(中风)];
学科分类号
100204 [神经病学];
摘要
目的探讨脑卒中后认知障碍患者磁共振波谱(MRS)与洛文斯顿认知评定量表评分的相关性, 分析其临床意义。方法采用简易精神状态检查量表(MMSE)筛查脑卒中认知障碍患者30例(认知障碍组)和脑卒中无明显认知障碍患者30例(卒中对照组), 另选30例健康志愿者作为健康对照组。3组间性别、年龄、文化程度、病程等一般资料均相匹配, 3组均行MRS检查及LOTCA评定, 比较3组评定结果, 分析MRS与LOTCA相关性。结果①认知障碍组LOTCA总分及各项评分均低于卒中对照组和健康对照组(P<0.05), 卒中对照组LOTCA总分及定向力、空间知觉、视运动组织、思维运作各项评分低于健康对照组(P<0.05), 而视知觉和动作运用评分低于健康对照组, 但差异无统计学意义(P>0.05)。②认知障碍组双侧海马区NAA/Cr低于卒中对照组和健康对照组(P<0.05), 双侧海马区Cho/Cr高于卒中对照组和健康对照组(P<0.05), 卒中对照组双侧海马区NAA/Cr低于健康对照组(P<0.05), 双侧海马区Cho/Cr高于健康对照组(P<0.05)。③左侧海马区NAA/Cr与LOTCA总分、各分项及注意力评分呈低至中度正相关(r=0.376~0.661, P<0.05);右侧海马区NAA/Cr与LOTCA总分、各分项及注意力呈低至中度正相关(r=0.396~0.691, P<0.05);左侧海马区Cho/Cr与LOTCA总分及各分项呈低至中度负相关(r=-0.368~-0.619, P<0.05), 与注意力无明显相关性(r=-0.312, P>0.05);右侧海马区Cho/Cr与LOTCA总分及定向力、视知觉、视运动组织及思维运作呈低至中度负相关(r=-0.391~-0.632, P<0.05), 与空间知觉、动作运用及注意力无明显相关性(r=-0.263, r=-0.339, r=-0.219, P>0.05)。结论 MRS用于评定脑卒中患者的认知功能可有效鉴别认知障碍的存在, MRS与LOTCA评分具有相关性, 两者结合能更全面和客观地评价认知功能障碍。
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