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Arrhythmia is a condition characterized by an irregular heart rhythm, with ECG changes that differ based on its origin and nature. The types of arrhythmias discussed below include atrial, junctional, and ventricular arrhythmias.Atrial ArrhythmiasPremature Atrial Complexes (PACs): PACs are early atrial beats caused by stress, caffeine, alcohol, electrolyte imbalances, hypoxia, hyperthyroidism, or certain medications (e.g., bronchodilators and decongestants). The ECG shows early P waves with an...
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Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...
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Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
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应变成像和心室节律失常.

Caroline Løkke Bjerregaard1,2, Kristoffer Grundtvig Skaarup1,2, Mats Christian Højbjerg Lassen1,2

  • 1Department of Cardiology, Copenhagen University Hospital-Herlev and Gentofte, 2900 Hellerup, Denmark.

Diagnostics (Basel, Switzerland)
|May 27, 2023
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概括
此摘要是机器生成的。

识别患有突然心脏死亡风险的患者至关重要. 本综述探讨了如何心脏应变成像,一个敏感的技术,可以更好地预测心室节律失常比喷射分数,帮助植入式心脏转换器-除器选择.

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节律失常 (arrhythmia) 是一种心律失常.不同步的时间变化.机械分散的机械分散心肌功能的工作.压力 压力 压力 压力

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科学领域:

  • 心脏病学 心脏病学
  • 医疗成像医学成像
  • 心脏电生理学 心脏电生理学

背景情况:

  • 心室心律不整是心脏突然死亡的主要原因.
  • 目前的风险评估依赖于左心室喷射分数,它有局限性.
  • 需要准确的风险分层来确定植入式心脏转换器-除器的候选者.

研究的目的:

  • 审查心脏应变成像技术在预测心室节律失常方面的潜力.
  • 为风险分层突出应变测量作为弹射分数的替代方案.
  • 讨论斑点跟踪回声心脏学在识别风险患者中的作用.

主要方法:

  • 关于应变成像和心室节律失常的现有文献的综述.
  • 专注于斑点跟踪心声学及其衍生的应变测量.
  • 在风险预测中,应变成像与射出分数的比较.

主要成果:

  • 应变成像,包括全球纵向应变和机械分散,是检测缩功能障碍的敏感方法.
  • 这些抗菌措施在识别患有心室心律失常风险的患者方面表现有前途.
  • 通过应变成像来评估心脏力学,提供了比射出分数更详细的视图.

结论:

  • 应变成像技术提供了与射出分数相比,对心脏功能的更敏感的评估.
  • 新型抗菌措施具有显著的潜力,可以改善心室失常的预测.
  • 对应变成像的进一步研究可以优化对植入式心脏转换器-除器患者的选择.