动脉瘤的形状如何影响阻塞成功后的流量转移器放置位置
Kornelia M Kliś1, Igor Szydłowski2, Jerzy Gąsowski3
1Department of Neurosurgery and Neurotraumatology, Jagiellonian University Medical College, Kraków, Poland. kornelia.klis@uj.edu.pl.
Neuroradiology
|November 5, 2025
概括
流量转移器 (FD) 用于内动脉瘤,但完全封闭是困难的. 动脉瘤的形状,特别是高斯曲率和泽尼克瞬间不变量能量,影响FD治疗的成功.
科学领域:
- 神经外科 神经外科
- 血管内技术 血管内技术
- 医学成像分析分析 医学成像分析
背景情况:
- 流量转移器 (FD) 是对内动脉瘤的关键内血管治疗方法.
- 通过FD实现完整的动脉瘤封闭仍然是一个临床挑战.
研究的目的:
- 量化分析三维动脉瘤形态学.
- 评估动脉瘤形态对FD安置后完全封闭率的影响.
主要方法:
- 用FD治疗的患者 (2019-2022) 的回顾性单中心研究.
- 不完全和完全封闭动脉瘤之间的定量3D形态参数的比较.
- 计算的参数包括曲率,Writhe数和Zernike Moment Invariants的能量.
主要成果:
- 不完全封闭的动脉瘤表现出更高的视角比率,尺寸比率,高斯曲率和泽尼克瞬间不变量能量.
- 高斯曲率 (OR=2.06) 和泽尼克时刻不变量能量 (OR=3.02) 独立地与不完整的封闭有关.
结论:
- 定量性动脉瘤圆顶形态描述符,特别是高斯曲率和泽尼克时刻不变量能量,与闭塞结果有关.
- 这些形态因素可以预测FD治疗后完全动脉瘤闭塞的可能性.
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