与延长静脉过渡在大血管封闭中相关的因素 急性缺血性中风
Hamza Adel Salim1,2, Dhairya A Lakhani1,3, Aneri B Balar1,3
1Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Maryland, USA.
概括
高级国家卫生研究院中风量表 (NIHSS) 评分和男性性别预测急性缺血性中风患者的延长静脉通行 (PVT) 大血管封闭. 这一发现有助于识别静脉外流不良的患者.
科学领域:
- 神经学 神经学
- 放射学 放射学是一门学科.
- 血管医学 血管医学
背景情况:
- 在计算机断层扫描输液 (CTP) 上延长的静脉过渡 (PVT) 表明,在急性缺血性脑卒中中具有大血管封闭 (AIS-LVO) 时,静脉外流 (VO) 受到损害.
- 低VO与不良的临床结果相关,但PVT的治疗前预测因素仍未得到充分研究.
研究的目的:
- 在前部循环AIS-LVO患者中确定与PVT相关的治疗前临床标志物.
主要方法:
- 对189名前部循环AIS-LVO患者的回顾性分析,这些患者接受了基线CT,CT血管学和CTP.
- 在CTPTmax图上,PVT被定义为在特定静脉鼻的Tmax≥10s.
- 多变量逻辑回归分析了基线标记和PVT之间的关联.
主要成果:
- 在34%的患者中存在PVT (n=65).
- 国家卫生研究院中风量表 (NIHSS) 的更高的入院分数 (aOR 1.05 每分) 独立地与PVT+相关.
- 男性性别也独立地与PVT+相关 (aOR 1.98).
结论:
- 升高的入院NIHSS分数和男性性别是AIS-LVO中PVT的显著独立预测因素.
- 这些可访问的临床因素可能有助于在治疗前识别出静脉外流形状不佳的患者.
相关概念视频
01:04Venous Return
2.8K
The circulatory system plays a crucial role in ensuring the optimal functioning of the human body. One of its critical components is venous return - the process that completes the blood circulation cycle. This article will delve into the concept of venous return, how it works, and its significance to our health.
What is Venous Return?
Venous return refers to the rate at which blood flows back to the heart from the body's peripheral veins. It's an integral part of the circulatory system...
What is Venous Return?
Venous return refers to the rate at which blood flows back to the heart from the body's peripheral veins. It's an integral part of the circulatory system...
2.8K
01:27Regulation of Stroke Volume
3.1K
The regulation of stroke volume, which is the amount of blood the heart pumps out during each heartbeat, is critical for maintaining a healthy circulatory system. Stroke volume is influenced by three main factors: preload, contractility, and afterload.
Preload refers to the degree of stretch on the heart before it contracts. It's analogous to the stretching of a rubber band; the more it's stretched, the more forcefully it snaps back. This concept is encapsulated in the Frank-Starling law of the...
Preload refers to the degree of stretch on the heart before it contracts. It's analogous to the stretching of a rubber band; the more it's stretched, the more forcefully it snaps back. This concept is encapsulated in the Frank-Starling law of the...
3.1K