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标准化协议的可行性和有效性,用于测量胸腔大动脉动脉瘤形态

Olivier L R M van Tongeren¹, Amber Sharman¹, Vinamr Rastogi^1,2

¹Department of Vascular Surgery, Erasmus University Medical Centre, Rotterdam, The Netherlands.

Journal of endovascular therapy : an official journal of the International Society of Endovascular Specialists

|October 6, 2025

概括

测量胸前大动脉动脉瘤 (TAA) 的新标准化协议提高了胸前内血管大动脉修复 (TEVAR) 的术前规划和成像监测的一致性. 这减少了变化,并增强了未来的AI集成.

科学领域:

血管外科血管外科
医疗成像医学成像
人工智能在医学中的应用

背景情况:

胸内血管大动脉修复 (TEVAR) 是胸大动脉动脉瘤 (TAA) 的主要治疗方法.
目前的计算机断层扫描血管学 (CTA) 评估缺乏标准化的测量,导致规划和监测的变化.
这种变化阻碍了人工智能 (AI) 集成用于自动测量.

研究的目的:

开发和验证TAA的标准化测量协议.
为了提高TEVAR手术前规划和成像监测的一致性.
为了促进人工智能集成用于自动化TAA测量.

主要方法:

对133名接受TEVAR治疗的31名患者的CTA扫描进行了回顾性队列研究,以研究下降TAA (2010-2019).
基于专家意见和现有 EVAR 协议的标准化协议的开发.
使用3D成像软件进行半自动细分,中心光线线重建和测量 (直径,体积,密封长度).
使用布兰德-阿尔特曼分析和ICCs评估了观察者内部和观察者间的协议.

主要成果:

对于大多数测量,特别是直径和体积的高度一致.
对于最大直径 (ICC>0.900) 的观测者内部和观测者间的良好协议.
在体积测量中的最小平均差异 (3.45cc内观测者,2.75cc间观测者).
对近距离/远距离密封测量有很好的一致性,对内移植覆盖长度有很强的一致性.

结论:

标准化的TAA测量协议为规划,监测和研究提供了一致性.
提高一致性可以减少测量变化,并提高成像监视.
未来的工作包括外部验证,AI集成和简化TEVAR监控.

关键词:

计算机断层扫描血管图谱标准化的测量协议.胸前大动脉动脉瘤是什么?胸内血管大动脉修复

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