盖伦静脉动脉瘤形:大小是否会影响结果?
Costanza Parodi1, Margherita Aluffi Valletti2, Domenico Tortora1
1Neuroradiology Unit, IRCCS Istituto Giannina Gaslini, Via Gerolamo Gaslini 5, 16147, Genoa, Italy.
Neuroradiology
|April 12, 2024
概括
一种新的半自动化方法准确地测量了盖伦形的静脉 (VGAM),显示体积与静脉狭窄相关,但不是临床结果.
科学领域:
- 神经辐射学神经辐射学
- 医学成像分析 医学成像分析
- 血管形症 血管形症
背景情况:
- 盖伦静脉动脉瘤形 (VGAM) 是复杂的血管大脑病变.
- 准确的体积评估对于了解VGAM血液动力学和潜在并发症至关重要.
- 目前的手动细分方法可能耗时且容易变化.
研究的目的:
- 为了验证一个半自动化方法来细分VGAM.
- 评估VGAM体积和血管结构特征之间的相关性.
- 评估VGAM体积和临床结果之间的关系.
主要方法:
- 对43名VGAM患者 (2009-2022) 的回顾性研究.
- 半自动 3D-Slicer 分段 (相对照 MR 静脉图) 与手动分段 (T2 权重图像) 的比较.
- 分析VGAM体积和神经成像发现,心脏状况和结果之间的相关性.
主要成果:
- 与手动方法相比,半自动的VGAM体积测量显示出高相关性和优异的评价者间可靠性 (ICC=0.992).
- 较高的VGAM体积与上部斜侧鼻狭窄,球狭窄和水道狭窄有关.
- 在VGAM体积和心脏发现,并发症或临床结果之间没有发现显著的关联.
结论:
- 半自动VGAM体积测量是一种可行,可靠和可重复的方法.
- VGAM体积与特定的静脉异常和潜在的血液动力学变化有关.
- VGAM体积不是临床结果的预测指标.
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