轨道MRI体积分析的系统审查
Michiel Degraeve1, Virginie Ninclaus2, Julie Deferm3
1Ghent University, Ghent, Belgium. m.degraeve@ugent.be.
Neuroradiology
|September 6, 2025
概括
轨道软组织的磁共振成像 (MRI) 体积测量是有用的,但缺乏标准化的协议. 这次审查强调需要一致的MRI采集和验证的细分方法,以更好地临床应用.
科学领域:
- 眼科 眼科
- 放射学
- 医学成像
背景情况:
- 通过MRI对轨道软组织的体积分析为各种轨道状况提供了关键的见解.
- 轨道体积测量的最佳MRI协议和后处理技术尚未明确定义.
- 了解这些技术变量对于精确解释轨道MRI数据至关重要.
研究的目的:
- 系统地审查MRI采集参数和轨道软组织的后处理体积测量技术.
- 确定通常分析的轨道区域,并评估体积方法的验证.
- 为未来的轨道MRI体积测量研究和标准化提供框架.
主要方法:
- 在PubMed/MEDLINE,科学网络和Cochrane图书馆进行系统的文献搜索,截至2024年11月.
- 遵守PRISMA指导方针,并可能注册审查.
- 分析主要结果,包括MRI获取参数,体积测量技术和感兴趣区域 (ROI),以及临床相关性和验证的次要结果.
主要成果:
- 从4323个记录中包含了35篇文章,显示了MRI获取和后处理方法的显著异质性.
- 眼外肌肉和轨道脂肪是体积测量的最常见目标,ROI的定义有相当大的差异.
- 对体积测量方法的验证很少,对其他轨道结构的分析,如地球球和视神经不太常见.
结论:
- 在MRI采集和处理中的异质性使轨道软组织体积的解释变得复杂.
- 为了提高可复制性,需要对MRI协议进行标准化,验证细分技术和自动体积测量.
- 这一系统性审查提供了指导轨道MRI体积测量的未来进展的基础知识.
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