胸前大动脉内血管修复中的扩大大动脉覆盖与脊髓缺血不相关
George C Chachati1, Sarah Yousef1, James A Brown1
1Division of Cardiac Surgery, Department of Cardiothoracic Surgery, University of Pittsburgh, Pittsburgh, Pa.
JTCVS open
|November 13, 2024
概括
在胸内血管大动脉修复 (TEVAR) 期间扩展大动脉覆盖并没有增加脊髓缺血 (SCI) 风险. 预防性腰部排水可以减轻接受TEVAR的患者的潜在风险.
科学领域:
- 血管外科 血管外科
- 神经外科 神经外科
- 心血管研究研究心血管研究
背景情况:
- 脊髓缺血 (SCI) 是胸腔内血管大动脉修复 (TEVAR) 后的一个重大并发症.
- 在TEVAR期间扩展的大动脉覆盖被认为是SCI的危险因素.
- 了解大动脉覆盖长度和SCI之间的关系对于患者安全至关重要.
研究的目的:
- 评估扩展大动脉长度覆盖是否是TEVAR后SCI的显著风险因素.
- 为了比较SCI的发病率在患者扩展与标准的大动脉覆盖.
- 调查手术前腰部排水在减轻SCI风险中的作用.
主要方法:
- 连续277名接受TEVAR治疗的患者的回顾性审查.
- 根据胸前大动脉覆盖范围 (≥205毫米 vs <205毫米) 将患者分为组.
- 统计分析包括ANOVA和无变物流回归来比较SCI率和相关因素.
主要成果:
- 扩展的大动脉覆盖 (≥205毫米) 与SCI风险较高 (4.7%对4.2%,P=.84) 不相关.
- 扩展覆盖范围的患者更有可能是吸烟者,有中风病史,并接受手术前的腰部排水.
- 在扩展覆盖组中,II型内皮漏洞更频繁.
结论:
- 在TEVAR中扩展的大动脉覆盖并没有独立地与增加SCI风险有关.
- 预防性腰部排水可能在扩大大动脉覆盖的患者中减轻SCI风险方面发挥作用.
- 需要进一步的研究,以充分阐明腰部排水的保护机制.
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