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在外科手术中进行数字减法血管造影期间,动脉瘤内对比剂静止可能会预测剪切后的长期闭塞

Basil E Grüter^1,2, Kristina Catalano³, Javier Anon⁴

¹Division of Neuroradiology, Aarau Cantonal Hospital, Aarau, Switzerland. basil.grueter@ksa.ch.

Acta neurochirurgica

|July 30, 2024

概括

剪切后的内动脉瘤残留物,在手术内数字减去血管学 (iDSA) 上显示对比静止,可能会自发发生血栓形成. 这一发现可能有助于避免对持续性动脉瘤残留物进行不必要的干预.

科学领域:

神经外科神经外科
血管外科血管外科
放射学放射学是一门学科.

背景情况:

术内数字减去血管学 (iDSA) 是常用的检测内动脉瘤 (IA) 微手术剪切后的残留物.
剪切后IA残留物的自发血栓形成是一个罕见的现象.

研究的目的:

分析iDSA特征以确定自发性IA残留血栓的预测因素.
为了确定特定的血管学发现是否可以预测IA残留物的长期封闭.

主要方法:

37个内动脉瘤的回顾性分析,在切割后检测了手术内残留物.
进行了自发血栓形成的IA残留物与持久穿透性或生长的IA残留物之间的IDSA特征的比较.
在3D-iDSA上对比流入,流出和静止模式的评估.

主要成果:

在37个IAs中,有残留物中的5个呈现出自发血栓形成,并长期保持封闭.
在这五个案例中,iDSA显示出延迟的对比流入和静止,直到静脉阶段.
剩余的32个IA残留物显示了及时的对比流入和冲洗,没有对iDSA的停滞.

结论:

在IA残留物中在iDSA期间观察到的对比静止是长期封闭的重要预测因素.
识别对比静止可能使临床医生能够避免不必要的剪辑修订或内血管治疗IA残留物.

关键词:

内动脉瘤是一个内动脉瘤.在外科手术期间的DSA.阻塞阻塞阻塞阻塞剩余的剩余的人.这是自发的,自发的.血栓形成的原因是血栓形成.

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