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Related Concept Videos

Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

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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...
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Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

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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...
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Imbalances in Cardiac Output01:26

Imbalances in Cardiac Output

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The heart's primary function is to pump blood throughout the body, maintaining a balance between blood sent out (cardiac output) and blood returning (venous return). If this balance is disrupted, it can result in congestive heart failure (CHF), a severe condition where the heart becomes an inefficient pump, leading to inadequate blood circulation.
CHF can occur due to the failure of either side of the heart. Left-side failure leads to pulmonary congestion—the right side continues to send...
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Heart Failure I: Introduction01:27

Heart Failure I: Introduction

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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...
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Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

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Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
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Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

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Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
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Related Experiment Video

Updated: Apr 28, 2026

Author Spotlight: Investigating HR-Dependent Cardiac Function in Mouse Models Through a Novel Atrial-Pacing Approach
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Misconceptions and facts about 'diastolic' heart failure.

Edgar Argulian1, Franz H Messerli1

  • 1Division of Cardiology, Mt Sinai St Luke's and Roosevelt Hospitals, Mt Sinai Health System, New York, NY.

The American Journal of Medicine
|June 18, 2014
PubMed
Summary

Heart failure with preserved ejection fraction (HFpEF) is a growing diagnosis in elderly patients with dyspnea. Current treatments lack consistent outcome benefits, highlighting the need for personalized therapeutic strategies.

Keywords:
Diastolic heart failureDyspneaHeart failure with preserved ejection fraction

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Quantification of Global Diastolic Function by Kinematic Modeling-based Analysis of Transmitral Flow via the Parametrized Diastolic Filling Formalism
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Lumped-Parameter and Finite Element Modeling of Heart Failure with Preserved Ejection Fraction
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Related Experiment Videos

Last Updated: Apr 28, 2026

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Quantification of Global Diastolic Function by Kinematic Modeling-based Analysis of Transmitral Flow via the Parametrized Diastolic Filling Formalism
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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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Area of Science:

  • Cardiology
  • Internal Medicine
  • Geriatrics

Background:

  • Heart failure with preserved ejection fraction (HFpEF) is increasingly diagnosed, particularly in elderly individuals presenting with dyspnea.
  • Management of HFpEF, often termed 'diastolic' heart failure, is complex and frequently subject to misconceptions.
  • There is a lack of pharmaceutical interventions demonstrating consistent benefits for patient outcomes in HFpEF.

Purpose of the Study:

  • To address the challenges and misconceptions surrounding the diagnosis and management of heart failure with preserved ejection fraction.
  • To emphasize the current limitations in pharmacological treatments for HFpEF.
  • To advocate for tailored therapeutic strategies in managing HFpEF.

Main Methods:

  • Review of current literature and clinical understanding of heart failure with preserved ejection fraction.
  • Analysis of diagnostic challenges and common misconceptions.
  • Evaluation of existing therapeutic approaches and their efficacy.

Main Results:

  • HFpEF is a prevalent diagnosis in the elderly with dyspnea.
  • Effective drug classes with consistent outcome benefits are currently unavailable for HFpEF.
  • Misconceptions regarding the evaluation and management of HFpEF are common.

Conclusions:

  • Therapeutic strategies for HFpEF should be individualized based on the patient's specific pathophysiologic mechanisms and disease stage.
  • Personalized medicine approaches are essential for effectively managing the complex syndrome of HFpEF.
  • Further research is needed to identify effective treatments for heart failure with preserved ejection fraction.