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相关概念视频

Heart Failure VII: Nursing Interventions01:30

Heart Failure VII: Nursing Interventions

396
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,...
396
Heart Failure I: Introduction01:27

Heart Failure I: Introduction

660
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...
660
Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

235
Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
235
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

668
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...
668
Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

198
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...
198
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

2.7K
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...
2.7K

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Measuring the Motor Aspect of Cancer-Related Fatigue using a Handheld Dynamometer
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心力衰竭中的握手强度:开发一个参考方程

Suena Medeiros Parahiba1, Édina Caroline Ternus Ribeiro1, Ingrid da Silveira Knobloch2

  • 1Programa de Pós-Graduação em Ciências da Saúde, Cardiologia e Ciências Cardiovasculares, Faculdade de Medicina, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS - Brasil.

Arquivos brasileiros de cardiologia
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概括
此摘要是机器生成的。

这项研究开发了一个新的方程来预测心力衰竭患者的手握强度,使用年龄,性别,身高,小腿周长和NYHA类. 该方程为评估这一群体的肌肉力量提供了有价值的工具.

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科学领域:

  • 心脏病学 心脏病学
  • 身体生理学 身体生理学
  • 老年病的医生 老年病的医生

背景情况:

  • 手握强度 (HGS) 是心力衰竭 (HF) 患者肌肉强度和功能能力的关键标志物.
  • 目前,对于HF群体来说,没有HGS的特定参考方程.

研究的目的:

  • 开发和验证适用于心力衰竭患者的HGS预测参考方程.

主要方法:

  • 一项横截面研究涉及稳定的HF患者 (18-79岁).
  • 测量HGS的最大值是连续三次尝试的最大值.
  • 使用多变量回归模型来导出预测方程,数据分为导出 (n=174) 和验证 (n=100).

主要成果:

  • 导出方程包括性别,年龄,身高,小腿周长,以及纽约心脏协会 (NYHA) 的类别.
  • 预测的HGS=-39.732+ (10.771*性别) - (0.158*年龄) + (35.096*身高) + (0.448*小腿周长) - (4.224*NYHA类). 预测的HGS=-39.732+ (10.771*性别) - (0.158*年龄) + (35.096*身高) + (0.448*小腿周长) - (4.224*NYHA类). 预测的HGS=-39.732+ (10.771*性别) - (0.158*年龄) + (35.096*身高) + (0.448*小腿周长) - (4.224*NYHA类).
  • 该方程表现出良好的预测准确性,在验证组中低估了实际的HGS仅为0.68±8.93Kg.

结论:

  • 在HF患者中,HGS的关键决定因素包括年龄,性别,身高,小腿周长和NYHA类.
  • 开发的方程为心力衰竭患者提供了对HGS的可靠预测.
  • 这种工具可以帮助在这个临床组中解释握力评估.