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山东大学学报(医学版) ›› 2009, Vol. 47 ›› Issue (10): 126-129.

• 论文 • 上一篇    下一篇

SWI显示弥漫性轴索损伤病灶个数与GCS评分相关性的分析

韩成坤1,史浩2,郭洪霞3,张永霞1   

  1. 1. 山东大学医学院, 济南 250012; 2. 山东省医学影像学研究所, 济南 250021;
    3. 泰山医学院研究生院, 山东 泰安 271000
  • 收稿日期:2009-02-26 出版日期:2009-10-16 发布日期:2009-10-16
  • 通讯作者: 史浩(1958- ),男,博士,硕导,主要从事各种疾病的影像学检查及诊断。Email:hansenschie@126.com
  • 作者简介:韩成坤(1981- ),男,硕士研究生,主要从事全身疾病 的影像学研究。Email:flytianyu@sina.com

Susceptibilityweighted imaging of diffuse axonal injury: a correlative
study of lesionnumber and Glasgow Score Scale

HAN Chengkun1, SHI Hao2, GUO Hongxia3, ZHANG Yongxia1   

  1. 1. School of Medicine, Shandong University, Jinan 250012, China; 2. Shandong Institute of Medical Imaging Research, Jinan 250021, China; 3. Taishan Medical College, Taian 271000, Shandong, China
  • Received:2009-02-26 Online:2009-10-16 Published:2009-10-16

摘要:

目的探讨磁敏感加权成像(SWI)显示弥漫性轴索损伤(DAI)的病灶个数与格拉斯哥评分(GCS)的关系及临床意义。方法对30例临床确诊为DAI的脑外伤患者,分别在伤后2?h至20?d行磁共振(MRI)常规序列(T1WI、T2WI、FLAIR)及SWI序列扫描,并观测患者病灶数量,观察各序列间有无明显差异,并与GCS评分进行相关性分析。结果MRI常规序列扫描发现124个病灶;SWI序列发现621个病灶,SWI序列发现病灶数量明显多于常规磁共振扫描(u=-10.235, P<0.01),其中SWI序列显示的病灶数量与GCS评分之间呈明显的负相关(r=-0.867,P<0.01)。结论SWI序列可以在DAI患者中发现更多的出血病灶,并且病灶的数量与GCS评分密切相关,对DAI的诊断及判断患者的预后有很高的价值。

关键词: 弥漫性轴索损伤, 磁共振成像, 格拉斯哥评分

Abstract:

To study the relationship between lesionnumber of diffuse axonal injury (DAI) in susceptibilityweighted imaging (SWI) and Glasgow Score Scale. MethodsThirty patients (21 males and 9 females) with DAI were included in this study. Routine sequences (T1WI, T2WI and FLAIR) and SWI were performed on 3.0 T MRI systems. The injuries were caused by traffic accidents in 22 cases, falls in 5 cases, beatings in 2 case and heavy weight in 1 case. There were 12 cases whose Glasgow Score Scale (GCS) ranged from 3 to 5 and 9 cases from 6 to 8 and 9 from 9 to 12. The time interval between injury and examination was 2 hours to 20 days. The number of lesions in SWI and GCS were analyzed using SPSS 11.5. ResultsRoutine MRI scan found a total of 78 lesions, while SWI sequence detected 424 lesions. The number of lesions found in SWI sequence was higher than that of conventional MRI (u=-10.235, P<0.01). The number of lesions were negatively correlated with GCS (r=-0.867, P<0.01). ConclusionSWI sequence can find more bleeding lesions than routine MRI sequence. The number of lesions was closely related to GCS. SWI shows a high value in diagnosis and prognosis of DAI.

Key words: Diffuse axonal injury; Magnetic resonance imaging; Glasgow score scale

中图分类号: 

  • R445.3
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