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Related Concept Videos

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...
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 IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...
Myocarditis I: Introduction01:21

Myocarditis I: Introduction

Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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: Jun 6, 2026

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

Myocardial reverse remodeling.

Jennifer L Hellawell1, Kenneth B Margulies

  • 1Department of Medicine, Cardiovascular Institute, University of Pennsylvania School of Medicine, Philadelphia, PA 19104, USA.

Cardiovascular Therapeutics
|November 27, 2010
PubMed
Summary

Reverse remodeling, the heart

Area of Science:

  • Cardiology
  • Cardiovascular Research
  • Pathology

Background:

  • Pathological myocardial remodeling is well-defined.
  • The inverse process, reverse remodeling, lacks comprehensive review.
  • Understanding reverse remodeling is crucial for cardiovascular disease management.

Purpose of the Study:

  • To review settings where reverse remodeling is documented.
  • To analyze interventions that induce reverse remodeling.
  • To explore the bidirectional nature of myocardial remodeling.

Main Methods:

  • Review of randomized controlled trials and meta-analyses.
  • Inclusion of case-control studies and case series when higher-level evidence was unavailable.
  • Focus on studies with cardiac imaging data.

More Related Videos

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

Related Experiment Videos

Last Updated: Jun 6, 2026

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

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

Main Results:

  • Reverse remodeling, including regression of hypertrophy and dysfunction, occurs in various conditions.
  • It is observed spontaneously but more commonly follows therapies like beta-blockers, revascularization, CRT, and valve surgery.
  • Reverse remodeling validates targeted therapeutic mechanisms.

Conclusions:

  • Myocardial remodeling is bidirectional across disease severity and etiology.
  • Reverse remodeling is linked to improved outcomes, validating therapeutic interventions.
  • Further research is needed to understand mechanisms of reverse remodeling and persistent cardiac abnormalities.