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Related Concept Videos

Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

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...
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

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...
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

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...
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System01:26

Heart Failure Drugs: Inhibitors of Renin-Angiotensin System

The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

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.
Heart Failure I: Introduction01:27

Heart Failure I: Introduction

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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Related Experiment Video

Updated: Jun 14, 2026

Gene Transfer for Ischemic Heart Failure in a Preclinical Model
07:35

Gene Transfer for Ischemic Heart Failure in a Preclinical Model

Published on: May 15, 2011

Heart failure research: translating basic science into therapies.

Keith Youker1, Guillermo Torre-Amione

  • 1Methodist DeBakey Heart & Vascular Center, Houston, Texas, USA.

Methodist Debakey Cardiovascular Journal
|March 24, 2010
PubMed
Summary

Congestive heart failure (CHF) involves fluid retention and organ damage, creating a detrimental cycle. Applied research is crucial for developing new therapies to improve patient outcomes and reduce mortality.

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A Surgical Model of Heart Failure with Preserved Ejection Fraction in Tibetan Minipigs
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A Surgical Model of Heart Failure with Preserved Ejection Fraction in Tibetan Minipigs

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Last Updated: Jun 14, 2026

Gene Transfer for Ischemic Heart Failure in a Preclinical Model
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Published on: May 15, 2011

A Surgical Model of Heart Failure with Preserved Ejection Fraction in Tibetan Minipigs
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A Surgical Model of Heart Failure with Preserved Ejection Fraction in Tibetan Minipigs

Published on: February 18, 2022

Area of Science:

  • Cardiology
  • Medical Research

Background:

  • Congestive heart failure (CHF) is a critical condition marked by reduced cardiac output.
  • Neurohormonal activation in CHF causes fluid and salt retention, leading to congestion and organ hypoperfusion.
  • CHF is a leading cause of death and significant financial burden in the United States.

Purpose of the Study:

  • To investigate the underlying mechanisms of congestive heart failure.
  • To identify and develop novel therapeutic strategies for CHF patients.
  • To improve the overall care and outcomes for individuals affected by heart failure.

Main Methods:

  • Clinical research focused on understanding the pathophysiology of heart failure.
  • Exploration of potential new treatments and interventions.
  • Data analysis of patient outcomes and healthcare costs associated with CHF.

Main Results:

  • Identified key pathways contributing to the "vicious cycle" of CHF.
  • Progress made in understanding the progression of the disease.
  • Established the significant impact of CHF on patient mortality and healthcare expenditure.

Conclusions:

  • Applied research is essential to break the cycle of congestive heart failure.
  • Further investigation is needed to translate research findings into effective patient therapies.
  • The Department of Cardiology is committed to advancing heart failure research and patient care.