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Related Concept Videos

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...
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 III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

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...
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 IV: Classification and Diagnostic Evaluation01:30

Heart Failure IV: Classification and Diagnostic Evaluation

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...
Heart Failure VII: Nursing Interventions01:30

Heart Failure VII: Nursing Interventions

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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Related Experiment Video

Updated: Jul 7, 2026

Pulsed Wave Doppler Assessment of Diastolic Dysfunction in the ZSF-1 Rat Model of Pulmonary Hypertension Due to Left Heart Disease
08:57

Pulsed Wave Doppler Assessment of Diastolic Dysfunction in the ZSF-1 Rat Model of Pulmonary Hypertension Due to Left Heart Disease

Published on: May 22, 2026

[Heart failure--are there gender aspects?].

V Regitz-Zagrosek1, E Lehmkuhl, H B Lehmkuhl

  • 1Zentrum für Geschlechterforschung in der Medizin und Herzkreislauferkrankungen bei Frauen, Charité Universitätsmedizin, Berlin, Germany. vera.regitz-zagrosek@charite.de

Der Internist
|February 28, 2008
PubMed
Summary

Gender influences heart failure (HF) causes, presentation, and treatment. Women experience different HF pathophysiology, particularly concerning hypertension, diabetes, and the renin-angiotensin system, impacting myocardial remodeling and clinical outcomes.

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Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs
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Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs

Published on: April 17, 2021

Related Experiment Videos

Last Updated: Jul 7, 2026

Pulsed Wave Doppler Assessment of Diastolic Dysfunction in the ZSF-1 Rat Model of Pulmonary Hypertension Due to Left Heart Disease
08:57

Pulsed Wave Doppler Assessment of Diastolic Dysfunction in the ZSF-1 Rat Model of Pulmonary Hypertension Due to Left Heart Disease

Published on: May 22, 2026

Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs
14:35

Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs

Published on: April 17, 2021

Area of Science:

  • Cardiology
  • Endocrinology
  • Physiology

Context:

  • Heart failure (HF) presents distinct etiological and pathophysiological characteristics between genders.
  • Significant gender-specific differences are observed in HF clinical presentation, disease course, and treatment responses.
  • Physician behavior and patient management also exhibit gender-associated variations in HF care.

Purpose:

  • To elucidate the multifaceted gender differences in heart failure (HF).
  • To explore the roles of hypertension, diabetes, and the renin-angiotensin system (RAS) in female HF.
  • To compare myocardial remodeling and clinical outcomes between genders.

Summary:

  • Gender impacts HF etiology and pathophysiology, with hypertension and diabetes significantly affecting women via the renin-angiotensin system (RAS).
  • Estrogen modulation of the RAS, differential regulation of myocardial growth and calcium handling in myocytes, and distinct myocardial remodeling processes contribute to gender-specific HF.
  • HF with preserved systolic function is more prevalent in women, and the clinical course of systolic failure differs between genders, necessitating tailored research and clinical approaches.

Impact:

  • Highlights the need for gender-specific research and clinical strategies in heart failure management.
  • Provides insights into the underlying biological mechanisms driving gender disparities in HF.
  • Emphasizes the importance of considering sex as a biological variable in cardiovascular research and patient care.