相关实验视频

Updated: Sep 11, 2025

Recording Brain Electromagnetic Activity During the Administration of the Gaseous Anesthetic Agents Xenon and Nitrous Oxide in Healthy Volunteers

Recording Brain Electromagnetic Activity During the Administration of the Gaseous Anesthetic Agents Xenon and Nitrous Oxide in Healthy Volunteers

Published on: January 13, 2018

在接受全身麻醉的患者中,术后认知功能和事件相关潜力的相关性分析

Xiuqin Rao^1,2, Conghui Wei³, Pengcheng Yi^1,2

¹Department of Anesthesiology, the Second Affiliated Hospital, Jiangxi medical College, Nanchang University, Nanchang, China.

International journal of surgery (London, England)

|August 12, 2025

概括

手术后妄 (POD) 在老年手术患者中越来越常见. 与事件相关的潜力 (ERP),特别是P300和N200,作为检测POD的客观标记,显示出有前途的潜力.

科学领域:

神经科学是一个神经科学.
老年医学老年医学
麻醉学麻醉学

背景情况:

人口老龄化正在经历老年手术患者的增加.
手术后痴呆症 (POD) 的发生率正在增加,这给诊断带来了挑战.
需要客观的认知评估工具来改善POD识别.

研究的目的:

在全身麻醉后的POD和无POD患者中比较事件相关潜力 (ERP).
评估ERP作为POD潜在的预测诊断标记.

主要方法:

28名胃肠道瘤患者使用3D-CAM尺度对POD进行了评估.
与任务相关的脑电图 (EEG) 使用64通道系统进行记录.
分析了P300和N200的ERP组件和任务准确性.

主要成果:

痴呆症患者表现出显著延长的P300和N200延迟时间.
在痴呆症患者中观察到P300和N200幅度的降低.
通过ROC分析,ERP延迟参数证明了通过ROC分析检测POD的强烈诊断效果.

结论:

在ERP中发生的显著变化,包括延长的P300/N200延迟,与POD有关.
P300和N200显示出作为妄检测的非侵入性电生理学标记物的潜力.
需要对更大的队列和纵向设计进行进一步的研究,以确认诊断效用.

关键词:

这是N200N200.在P300300中,P300是最重要的.认知功能障碍认知功能障碍与事件相关的潜力.一般麻醉全身麻醉术后狂妄症术后狂妄症

更多相关视频

Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease

Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease

Published on: August 30, 2011

Translational Brain Mapping at the University of Rochester Medical Center: Preserving the Mind Through Personalized Brain Mapping

Translational Brain Mapping at the University of Rochester Medical Center: Preserving the Mind Through Personalized Brain Mapping

Published on: August 12, 2019

相关概念视频

Stages of General Anesthesia

Stages of General Anesthesia

Various sedation levels offer significant advantages in facilitating procedural interventions for patients undergoing medical or invasive surgical procedures. These levels span from anxiolysis to general anesthesia, providing a spectrum of sedative effects to cater to specific patient needs. Anxiolysis reduces anxiety and is achieved through minimal sedation, enabling patients to remain awake and responsive while feeling more at ease during the procedure. This level can benefit minor...

General Anesthesia: Overview

General Anesthesia: Overview

Anesthesia is a medical procedure that uses drugs for CNS suppression to enable painless surgeries and procedures. The selection of anesthetics is influenced by their pharmacokinetic properties, side effects, and patient characteristics. Various types of anesthesia include general, local, regional, spinal, and inhalational.
General anesthesia induces unconsciousness in the whole body, while the others target specific areas or sensations. It is administered to minimize adverse effects, maintain...