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光血管学对内脏输液评估的量化:两个软件算法之间的测量协议

D J Nijssen^1,2, J J Joosten^1,2, J Osterkamp³

¹Department of Surgery, Amsterdam UMC Location University of Amsterdam, Meibergdreef 9, Amsterdam, The Netherlands.

Surgical endoscopy

|April 9, 2024

概括

用于量化印氨酸绿色光血管学 (ICG-FA) 的软件显示了显著的差异. ICG-FA量化算法的差异限制了外部有效性,应在临床解释中考虑.

科学领域:

手术方面的创新.
医学成像分析分析医学成像分析
胃肠道手术胃肠道手术

背景情况:

氨酸绿色光血管造影 (ICG-FA) 有助于减少胃肠道瘤的输液并发症.
新兴的软件量化了ICG-FA,旨在减少主观解释.
外部有效性需要不同量化算法之间的比较.

研究的目的:

为了评估两个独立的印氨酸绿色光血管学量化软件实现之间的内脏 perfusion 评估的协议.
为了比较ICG-FA在食道切除患者中的定量分析.

主要方法:

从食道切除术与胃管道重建的ICG-FA记录的回顾性分析.
使用两个软件实现 (AMS和CPH) 测量规范化最大斜率的分析.
布兰德-阿尔特曼分析,以评估与静脉泄漏的一致性和相关性.

主要成果:

在AMS和CPH软件之间观察到正常化最大斜率的平均相对差异为58.2%.
随着值的增加,一致性恶化,表明比例偏差 (R2 = 0.512,p < 0.001).
两种软件都没有显示 perfusion 测量和静脉漏之间的显著关系.

结论:

这项研究强调了ICG-FA量化软件之间的技术差异,导致临床病例的差异.
基于软件的量化方法的变化影响了定量ICG-FA参数和值的解释.
由于软件的可变性,目前的定量ICG-FA方法存在有限的外部有效性.

关键词:

解剖学上的泄漏.光血管学 (FA) 是一种流光血管学.光时间曲线的光时间曲线.印ocyanine绿色 (ICG) 是一种绿色的物质.

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