青少年精神分裂症首次发病患者脑灰质体积与认知功能的相关性

被引:6
作者
王潇
张燕
孙梦夕
赵靖平
吕路线
机构
[1] 新乡医学院第二附属医院
关键词
精神分裂症; 灰质; 认知功能; 磁共振成像;
D O I
暂无
中图分类号
R749.3 [精神分裂症];
学科分类号
100205 ;
摘要
目的:探讨首发青少年精神分裂症患者脑灰质体积与认知功能的关系。方法:33例首发青少年精神分裂症患者(患者组)和28名性别、年龄、右利手、受教育程度与之相匹配的正常对照组进行神经心理测评,包括连线测验、符号编码、词语流畅性测验、霍普金斯词语学习测验-修订版(HVLT-R)、简易视觉记忆测验-修订版(BVMT-R)、Stroop色词测验(ST-1、ST-2、ST-3)及迷宫测验和结构磁共振扫描(s MRI);用基于体素的形态学方法(VBM))分析比较两组脑灰质体积。结果:患者组除连线测验成绩显著高于正常对照组外(t=2.08,P<0.05),符号编码(t=-4.36)、HVLT-R(t=-3.74)、BVMT-R(t=-4.83)、ST-1、ST-2、ST-3(t=-3.08,t=-3.85,t=-3.62)及迷宫测验(t=-3.14)成绩明显低于正常对照组(P<0.01或P<0.001)。患者组右侧颞上回及右侧颞中回脑灰质体积较正常对照组明显减小(t=-3.868,t=3.964;P均<0.001)。Pearson相关分析显示,患者组符号编码(r=0.373,P=0.032)及迷宫测验评分(r=0.356,P=0.042)与右侧颞中回脑灰质体积正相关。结论:首发青少年精神分裂症患者存在脑灰质体积异常;这可能与认知功能广泛损害相关。
引用
收藏
页码:365 / 367
页数:3
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