用低剂量技术进行内动脉瘤卷状栓塞的局部诊断参考水平
Mariusz Sowa1, Joanna Sowa2, Kamil Węglarz1
1Department of Neurosurgery, Collegium Medicum University of Warmia and Mazury Aleja Warszawska 30, 10-082 Olsztyn, Poland.
Biomedicines
|January 28, 2026
概括
这项研究表明,低剂量方案显著减少了神经干预性线圈内动脉瘤治疗期间的辐射暴露. 这些发现建立了局部诊断参考水平 (DRL),以优化类似程序中的患者安全和质量保证.
科学领域:
- 神经外科 神经外科
- 放射学 放射学是一门学科.
- 医学物理 医学物理
背景情况:
- 在神经干预手术中,最大限度地减少对电离辐射的暴露至关重要.
- 优化工作流程和降低辐射剂量取决于操作员的经验,降低率和先进的血管造影系统.
- 使用低光镜 (3.125 fps) 和获取 (2.45 fps) 速率的低剂量方案用于仅用于线圈内动脉瘤治疗.
研究的目的:
- 为了评估低剂量方案在减少内动脉瘤的单卷内血管治疗期间辐射暴露的有效性.
- 为剂量区域产品 (DAP),参考空气基因 (Ka,r),光镜时间 (FT) 和数字减去血管学 (DSA) 框架建立局部诊断参考水平 (DRL).
- 为了将这些DRL与已发表的文献值进行比较.
主要方法:
- 在2018年至2024年期间,在一个单一的三级医疗中心,对245项仅用线圈进行的手术进行了回顾性分析.
- 收集剂量指标:DAP,Ka,r,FT和总的DSA框架.
- 确定当地DRLs (P75) 和典型值 (P50) 并与文献进行描述性比较.
主要成果:
- 确定的DRLs (P75) 显著低于文献范围:DAP (22.4 Gy·cm2),Ka,r (268 mGy),FT (18 分 56 秒) 和DSA框架 (285).
- 典型值 (P50) 也表明暴露减少:DAP (13.8 Gy·cm2),Ka,r (196 mGy),FT (13 分 25 秒) 和 DSA (208).
- 实施的低剂量协议导致剂量指标处于已公布值的较低范围.
结论:
- 低剂量方案有效地减少了线圈内动脉瘤治疗中的辐射暴露.
- 拟议的当地DRL可以帮助质量保证,剂量优化和患者安全.
- 需要进一步的多中心研究来验证这些发现,并评估超越单线圈程序的适用性.
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