使用侵入性血液动力学预测心力衰竭的风险
Martin Joachim Kraus1, Aleksandre Veshapeli2, Christoph Reich2,3
1Department of Internal Medicine III, Division of Cardiology, University of Heidelberg, Im Neuenheimer Feld 410, 69120, Heidelberg, Germany. martin.kraus@med.uni-heidelberg.de.
概括
与生物标志物和临床数据相结合的侵入性血液动力学参数,与现有得分相比,为心力衰竭患者提供了优越的风险分层. 这种新模型改善了对死亡率和重大不良事件的预测.
科学领域:
- 心脏病学 心脏病学
- 临床研究 临床研究
- 医疗技术 医疗技术 医学技术
背景情况:
- 风险分层对于管理心力衰竭患者至关重要.
- 侵入性血液动力学参数与已确定的风险得分的预后效用还没有得到很好的定义.
研究的目的:
- 为了评估通过右心导管测量侵袭性血液动力学参数的预后值.
- 将侵入性参数的预测性能与SHFM和MAGGIC等既定的风险得分进行比较.
主要方法:
- 对883名心力衰竭患者的回顾性分析.
- 利用考克斯的比例危险模型来评估所有原因死亡率,心脏移植或LVAD植入的预测因素.
- 开发并验证了新的风险评分,包括侵入性血液动力学,生物标志物 (NT-proBNP,hsTnT) 和临床变量.
主要成果:
- 侵袭性参数 (PA 平均压力,右心房压力,PAWP,SVO2) 是主要终点的显著预测因素 (p < 0.001).
- 与SHFM和MAGGIC (AUC0.69-0.71) 相比,一个整合侵入性参数,NT-proBNP,hsTnT,肌素,年龄和缺血性心肌病的新型风险评分显示出优异的预测性能 (AUC0.76-0.78).
- 在患有缺血性心肌病的患者中,侵入性参数的预测值下降.
结论:
- 侵入性血液动力学在心力衰竭中提供了有价值的预后信息,减少了喷射分数.
- 结合侵入性血液动力学和其他变量的新风险评分,超过了预测患者结果的既定模型.
更多相关视频
04:05Author Spotlight: Unveiling Prognostic Indicators in Heart Failure - The Role of Phase Angle and Bioelectrical Impedance Analysis
Published on: June 30, 2023
2.2K
08:12Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS
Published on: November 26, 2018
10.2K
相关概念视频
01:29Heart Failure II: Pathophysiology
51
Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...
51
01:30Heart Failure IV: Classification and Diagnostic Evaluation
38
Heart failure can be classified in various ways, with the most common classifications based on physical activity limitations, disease progression, severity, and treatment strategies.The Functional Classification of Heart Failure divides patients into four categories based on physical activity limitation due to symptom burden.Class I: Patients in this class have cardiac disease but no physical activity limitations. Ordinary activities like walking, climbing stairs, or routine tasks do not cause...
38
01:17Pathophysiology of Heart Failure
1.9K
Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
1.9K
01:30Heart Failure VII: Nursing Interventions
145
The first step in nursing management of a patient with heart failure involves thoroughly assessing the patient's medical history.Subjective Data: Obtain the patient's medical history of coronary artery disease, hypertension, myocardial infarction, and symptoms like dyspnea, orthopnea, and paroxysmal nocturnal dyspnea.Objective Data: Conduct a physical examination to identify findings such as jugular vein distention, pulmonary crackles, tachycardia, murmurs, peripheral edema, and vital signs,...
145
01:27Heart Failure I: Introduction
62
Heart failure refers to a clinical syndrome caused by structural or functional cardiac disorders that prevent the heart from pumping an adequate amount of blood to meet the body's metabolic needs. This condition often arises from myocardial infarction or ischemia, leading to decreased cardiac output, reduced tissue perfusion, impaired gas exchange, fluid volume imbalance, and decreased functional ability.Heart failure can result from disruptions in the mechanisms that regulate cardiac output...
62
01:30Heart Failure V: Medical Management
29
Medical Management of Acute Decompensated Heart Failure (ADHF)The primary goals of therapy for patients hospitalized with acute decompensated heart failure (ADHF) include:Relieving symptomsOptimizing volume statusSupporting oxygenation and ventilationMaintaining cardiac output (CO) and end-organ perfusionIdentifying and addressing the cause of ADHFPreventing complicationsProviding patient education on factors precipitating HF exacerbationPlanning for dischargeOngoing monitoring and assessment...
29