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Related Concept Videos

Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

2.6K
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...
2.6K
Heart Failure VII: Nursing Interventions01:30

Heart Failure VII: Nursing Interventions

389
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,...
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Heart Failure IV: Classification and Diagnostic Evaluation01:30

Heart Failure IV: Classification and Diagnostic Evaluation

281
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...
281
Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

195
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...
195
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

658
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...
658
Heart Failure III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

430
Heart failure (HF) manifests primarily as dyspnea, fatigue, and fluid retention, resulting in peripheral and pulmonary edema. Symptoms may vary depending on which ventricle is more affected, left or right.Left-Sided Heart FailureAlso known as left ventricular failure, this condition results from the left ventricle's inability to fill or eject sufficient blood into the systemic circulation. It leads to pulmonary congestion, which occurs when the left ventricle fails to eject blood effectively...
430

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Related Experiment Video

Updated: Jan 7, 2026

Lumped-Parameter and Finite Element Modeling of Heart Failure with Preserved Ejection Fraction
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Lumped-Parameter and Finite Element Modeling of Heart Failure with Preserved Ejection Fraction

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Patient-Reported Health Status Among Patients With Heart Failure With Improved Ejection Fraction.

Elena Vasti1,2, Jimmy Zheng2, Neil M Kalwani1,3

  • 1Division of Cardiovascular Medicine Stanford Health Care Stanford CA USA.

Journal of the American Heart Association
|December 30, 2025
PubMed
Summary
This summary is machine-generated.

Patients with heart failure with improved ejection fraction (HFimpEF) experience similar health status to those with HFpEF, despite EF recovery. Further research is needed to improve HFimpEF patient outcomes.

Keywords:
health servicesheart failureoutcomes research

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Area of Science:

  • Cardiology
  • Clinical Medicine
  • Health Outcomes Research

Background:

  • Growing prevalence of heart failure with improved ejection fraction (HFimpEF).
  • Limited prior research on the association between ejection fraction (EF) recovery and health status changes.
  • Need to characterize patient-reported health status across different heart failure classifications.

Purpose of the Study:

  • To characterize patient-reported health status in HFimpEF.
  • Compare health status among HFimpEF, heart failure with reduced ejection fraction (HFrEF), and heart failure with midrange/preserved ejection fraction (HFmrEF/HFpEF).

Main Methods:

  • Analysis of Kansas City Cardiomyopathy Questionnaire-12 (KCCQ-12) data from 2519 patients with at least two clinic visits.
  • HFimpEF defined as EF >40% following a prior EF ≤40%.
  • Multivariable linear regression used to analyze KCCQ-12 Overall Summary Score across EF groups, adjusting for clinical characteristics.

Main Results:

  • HFimpEF constituted 18.7% of the study cohort.
  • Patients with HFimpEF reported similar health status scores to HFmrEF/HFpEF patients (difference of -1.1 points).
  • HFimpEF patients had significantly better scores than HFrEF patients (difference of 5.2 points).

Conclusions:

  • Despite EF improvement, HFimpEF patients exhibit impaired health status comparable to HFpEF.
  • Clinical characteristics explained only 16% of the variation in health status among HFimpEF patients.
  • Further investigation is crucial to understand and enhance the health status of individuals with HFimpEF.