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Related Concept Videos

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...
Imbalances in Cardiac Output01:26

Imbalances in Cardiac Output

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 blood...
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

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...
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...
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...

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Related Experiment Video

Updated: Jul 9, 2026

Permanent Ligation of the Left Anterior Descending Coronary Artery in Mice: A Model of Post-myocardial Infarction Remodelling and Heart Failure
09:37

Permanent Ligation of the Left Anterior Descending Coronary Artery in Mice: A Model of Post-myocardial Infarction Remodelling and Heart Failure

Published on: December 2, 2014

LVH: consequences associated with cardiac remodeling.

Clifton P Titcomb1

  • 1cliff.titcomb@ingre.com

Journal of Insurance Medicine (New York, N.Y.)
|April 24, 2004
PubMed
Summary

Left ventricular hypertrophy (LVH) is a common heart remodeling response to stress. Early awareness of LVH causes, diagnosis, and consequences is crucial for risk assessment due to increased morbidity and mortality.

Area of Science:

  • Cardiology
  • Physiology
  • Pathology

Background:

  • The heart adapts to increased hemodynamic stress through structural remodeling.
  • Left ventricular hypertrophy (LVH) is a significant adaptive response involving increased heart muscle mass.
  • LVH is a critical factor in cardiovascular risk assessment.

Purpose of the Study:

  • To highlight the importance of left ventricular hypertrophy (LVH) in risk selection.
  • To inform underwriters and medical directors about LVH.
  • To outline the causes, diagnosis, and consequences of LVH.

Main Methods:

  • This abstract does not detail specific methods but discusses the physiological basis of LVH.
  • It emphasizes the observational and clinical significance of LVH.

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Studying Left Ventricular Reverse Remodeling by Aortic Debanding in Rodents
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Studying Left Ventricular Reverse Remodeling by Aortic Debanding in Rodents

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Related Experiment Videos

Last Updated: Jul 9, 2026

Permanent Ligation of the Left Anterior Descending Coronary Artery in Mice: A Model of Post-myocardial Infarction Remodelling and Heart Failure
09:37

Permanent Ligation of the Left Anterior Descending Coronary Artery in Mice: A Model of Post-myocardial Infarction Remodelling and Heart Failure

Published on: December 2, 2014

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
12:45

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Published on: December 11, 2017

Studying Left Ventricular Reverse Remodeling by Aortic Debanding in Rodents
07:26

Studying Left Ventricular Reverse Remodeling by Aortic Debanding in Rodents

Published on: July 14, 2021

  • The focus is on understanding the implications of LVH in a medical context.

    • Main Results:

    • Left ventricular hypertrophy (LVH) is a common cardiac remodeling phenomenon.
    • LVH is associated with a substantial increase in morbidity and mortality risk.
    • Understanding LVH is vital for accurate risk stratification.

    Conclusions:

    • Left ventricular hypertrophy (LVH) is a critical consideration in medical risk assessment.
    • Awareness of LVH's causes, diagnosis, and consequences is essential for healthcare professionals.
    • Proactive identification and management of LVH can mitigate associated health risks.