相关实验视频
Updated: May 6, 2026
08:51
A New Murine Model of Endovascular Aortic Aneurysm Repair
Published on: July 7, 2013
14.4K
[使用动态CT血管学进行内血管大动脉动脉瘤修复后的内膜瘤特征]
Zsófia Jokkel1, Ádám Levente Jermendy1, Ákos Bérczi1,2
11 Semmelweis Egyetem, Általános Orvostudományi Kar, Városmajori Szív- és Érgyógyászati Klinika Budapest, Határőr út 18., 1122 Magyarország.
Orvosi hetilap
|May 4, 2025
概括
动态CT血管造影在内血管动脉瘤修复 (EVAR) 后改善了内泄漏的特征. 这种先进的成像技术精确地识别了内泄漏类型,有助于更好地为具有挑战性的病例制定治疗计划.
科学领域:
- 医疗成像医学成像
- 血管外科 血管外科
- 放射学 放射学是一门学科.
背景情况:
- 标准的三相CT血管造影可以成为EVAR后内分泌泄漏的特征.
- 动态CT血管造影 (CTA) 是一种新兴的技术,用于改进内泄漏评估.
研究的目的:
- 为了评估动态CTA在EVAR后难以诊断的内脏泄漏的表征方面的有效性.
- 为了比较动态CTA发现与标准三相CT血管造影.
主要方法:
- 动态CTA在15名患者身上进行,这些患者在EVAR后有不确定的内脏泄漏或不断增长的动脉瘤.
- 图像系列以特定的间隔获取,并使用基于Hounsfield单位时间变化的功能CT软件进行分析.
- 使用了飞利浦的Brilliance iCT 256扫描仪和飞利浦的IntelliSpace Portal功能CT软件.
主要成果:
- 动态CTA成功地在7个以前未确定的案例中确定了精确的内泄类型.
- 两个病例从V型被重新分类为II型内脏泄漏.
- 鉴定了II型内泄漏的特定 perfusion 源 (下等介质动脉,腰椎动脉),并在一个案例中确认了封闭.
结论:
- 动态CTA是标准三相CT血管造影的宝贵补充,用于EVAR后续检查.
- 它增强了复杂内脏泄漏的特征,促进了有针对性的治疗干预.
- 这种技术在EVAR后有望改善患者管理.
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