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相关概念视频

Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

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Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
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Radiotracer Administration for High Temporal Resolution Positron Emission Tomography of the Human Brain: Application to FDG-fPET
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使用单个 SPECT 会话协议协议的 Ictal SPECT 成功率

Zheng-Yang Lee1, Kheng-Seang Lim1, Si-Lei Fong1

  • 1Division of Neurology, Department of Medicine, Faculty of Medicine, Universiti Malaya, Kuala Lumpur, Malaysia.

Clinical neurology and neurosurgery
|February 4, 2025
PubMed
概括

在视频EEG监测 (VEM) 期间进行单次ictal SPECT会话是定位发性区域的成本效益高的方法. 这种方法在VEM期间经历多次发作的患者中尤为成功.

关键词:
的手术手术是在的手术.单光子发射计算机断层扫描 (SPECT) 是一种单光子发射计算机断层扫描.视频电脑电图监控 (VEM) 视频电脑电图监控

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Studying Metabolic Brain Connectivity Using 2-Deoxy-2-[18F]Fluoro-D-Glucose Dynamic Positron Emission Tomography at the Single-subject Level
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科学领域:

  • 神经学 神经学
  • 核医学是一种核医学.
  • 发病学 (Epileptology) 是一个专业的学科.

背景情况:

  • 单光子发射计算机断层扫描 (SPECT) 有助于定位发性区域,但资源密集.
  • 开发了一种新的,更实惠的协议,在48小时视频EEG监测 (VEM) 期间使用单个SPECT射线追踪器会话.

研究的目的:

  • 为了评估ictal SPECT使用单个SPECT会话 (HMPAO或ECD) 在48小时VEM协议中的成功率.
  • 在手术前评估中,确定成功获得ictal SPECT的预测因子.

主要方法:

  • 在马来亚大学医学中心 (2011-2024) 进行VEM与SPECT的189名患者的回顾性观察研究.
  • 分析VEM数据,包括发作的频率和持续时间,与单次会议ictal SPECT获取相关.

主要成果:

  • 44名 (23.3%) 患者接受了一次性视觉SPECT.
  • 在VEM期间更高的发作频率 (p<0.001) 和更年轻的年龄 (p<0.05) 与单次视觉SPECT相关.
  • 多变量分析确定了VEM期间的发作数量作为一个显著的预测指标 (OR 1.073,p=0.002).
  • 在VEM期间患有≥3次发作的患者,成功进行肠道SPECT的概率≥30%,患有≥6次发作的患者,概率≥40%.

结论:

  • 在VEM期间进行单个SPECT会话是一种可行且具有成本效益的策略,用于发性区域的局部化.
  • 这种方法对在VEM的最初48小时内经常发作的患者尤其有益,尤其是在药物快速逐渐减少后.