解码凝块波形分析:为了更好地理解和协调.
Jing Yuan Tan1, Marvin Raden Torres De Guzman1, Wan Hui Wong1
1Haematology, Singapore General Hospital, Singapore, Singapore.
Seminars in thrombosis and hemostasis
|January 8, 2026
概括
凝块波形分析 (CWA) 提供了宝贵的血液静止洞察力,但临床应用有限. 检测方法,试剂和报告的标准化对于其在诊断中广泛采用至关重要.
科学领域:
- 凝血科学是一门凝血科学.
- 血液静止的诊断 血液静止的诊断
- 临床实验室医学 临床实验室医学
背景情况:
- 凝块波形分析 (CWA) 增强了常规的凝血测试,如aPTT和PT.
- CWA提供了凝块形成的动态概况,提供了定性和定量血液静止数据.
- 越来越多的证据支持CWA在诊断因子缺乏和出血/血栓性疾病方面的实用性.
研究的目的:
- 确定阻碍CWA临床转化的主要障碍.
- 为标准化CWA方法和报告提出解决方案.
- 加速在常规临床实践中采用CWA.
主要方法:
- 关于凝块波形分析当前文献和实践的综述.
- 确定CWA业绩变化的来源.
- 分析现有的分类法和报告标准.
主要成果:
- 确定了CWA临床翻译的三个主要障碍:光学检测变性 (吸收率与传导率),反应物间的变化,以及标准和修改的CWA之间的不清楚区别.
- 建议的解决方案包括不同的命名法 (CWA-A,CWA-T),标准化报告要求 (试剂,平台) 和质量保证框架.
- 标准化预计将提高可重现性,并使跨研究的比较.
结论:
- 标准化CWA术语,报告和质量保证对于临床采用至关重要.
- 需要明确区分检测方式和试剂类型.
- 这些标准化工作将有助于将CWA从研究转化为临床环境.
相关概念视频
01:16Clot Retraction and Fibrinolysis
8.4K
After a fibrin clot is formed, the next step is clot retraction, a vital process facilitated by platelet contractile proteins, such as actin and myosin. These proteins pull the fibrin strands closer together and condense the clot. This action reduces the size of the clot, creating a smaller, denser structure that effectively seals off the damaged vessel. Clot retraction consolidates the clot and helps with wound healing by bringing the edges of the damaged blood vessel closer together.
8.4K
01:24ECG Interpretation of Rhythms
12.4K
An electrocardiogram (ECG)graphically represents the heart's electrical activity on ECG paper or a monitor.
Components of the Electrocardiogram
The primary components of a normal ECG waveform in Normal sinus rhythm(NSR) include the P wave, PR interval, QRS complex, ST segment, T wave, and occasionally a U wave.
ECG waveforms are divided by vertical and horizontal lines at standard intervals.
The horizontal axis measures time and rate, and the vertical axis measures amplitude or voltage....
Components of the Electrocardiogram
The primary components of a normal ECG waveform in Normal sinus rhythm(NSR) include the P wave, PR interval, QRS complex, ST segment, T wave, and occasionally a U wave.
ECG waveforms are divided by vertical and horizontal lines at standard intervals.
The horizontal axis measures time and rate, and the vertical axis measures amplitude or voltage....
12.4K
01:25Correlation between ECG and Cardiac Cycle
11.7K
The electrical signals recorded on an electrocardiogram (ECG) occur before the mechanical processes of contraction and relaxation during the cardiac cycle.
A cardiac action potential originates in the SA node and spreads throughout the atria and the AV node in approximately 0.03 seconds. This results in the P wave in an ECG and triggers atrial contraction. The action potential is then briefly slowed at the AV node, allowing the atria to contract and fill the ventricles with blood before...
A cardiac action potential originates in the SA node and spreads throughout the atria and the AV node in approximately 0.03 seconds. This results in the P wave in an ECG and triggers atrial contraction. The action potential is then briefly slowed at the AV node, allowing the atria to contract and fill the ventricles with blood before...
11.7K
01:28Electrocardiogram Fundamentals
1.4K
Introduction
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin...
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin...
1.4K
01:29Electrocardiogram
5.3K
An electrocardiogram (ECG or EKG) is a critical diagnostic tool that records the electrical signals produced by the heart during each heartbeat. This recording is achieved through electrodes placed strategically on the arms, legs, and chest. The electrocardiograph amplifies these signals and produces 12 distinct tracings, offering a comprehensive understanding of the heart's electrical activity.
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and...
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and...
5.3K
01:18Clipper Circuit
842
A clipper circuit is a fundamental wave-shaping device that harnesses the unique properties of diodes to alter and control waveform characteristics. This technology is widely used in electronic devices, especially in television and radar communication systems, where it enhances waveform modulation in both transmitters and receivers.
The operation of a clipper circuit can be exemplified by analyzing a dual-clipper configuration setup that integrates two ideal diodes, each paired with a biasing...
The operation of a clipper circuit can be exemplified by analyzing a dual-clipper configuration setup that integrates two ideal diodes, each paired with a biasing...
842