在破裂前传动动脉 (ACoA) 动脉瘤的手术中发现缺失的A1:在意想不到的环境中进行导航
A Sathia Prabhu1, Karthik Nandam1, Praveen Ravichandran1,2
1Neurosurgery, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry, IND.
Cureus
|December 11, 2025
概括
在外科手术中发现了一种近视前脑动脉 (ACA) 变体,这是一个解剖学上的好奇心,因为前沟通动脉 (ACoA) 动脉瘤破裂. 识别这种罕见的ACA异常对于手术安全至关重要.
科学领域:
- 神经外科 神经外科
- 血管神经学 血管神经学
- 解剖学研究 解剖学研究
背景情况:
- 下视前脑动脉 (ACA) 是一种罕见的血管异常.
- 它经常被忽视,被认为是一种解剖学上的好奇心.
研究的目的:
- 报告与 infraoptic ACA 变种相关的破裂前部通讯动脉 (ACoA) 动脉瘤病例.
- 强调在外科手术期间识别这种异常的重要性.
主要方法:
- 一个54岁的男性患有下关节出血的病例报告.
- 通过CT血管造影证实了诊断.
- 手术干预:右侧骨切除和切断ACOA动脉瘤.
主要成果:
- 在眼神经下面流动的ACA右A1段的手术内发现 (Wong II型 infraoptic ACA).
- 成功的动脉瘤剪切与保存穿孔动脉.
- 手术后血管造影证实了动脉瘤完全封闭.
结论:
- 低光 ACA 变异可能与 ACoA 动脉瘤有关.
- 如果无法识别这种异常,可能会损害外科安全和完整性.
- 在成像或手术期间明显"缺失"A1段的情况下,识别光下ACA至关重要.
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