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Related Concept Videos

Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

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Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
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Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

392
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...
392
Mitral Regurgitation III: Medical Management01:25

Mitral Regurgitation III: Medical Management

258
Mitral regurgitation (MR) is characterized by retrograde blood circulation from the left ventricle into the left atrium due to inadequate mitral valve closure. The severity of the condition, symptoms, and underlying cause determine treatment strategies.Monitoring and Pharmacological TreatmentPatients with mild to moderate MR typically do not need immediate intervention but regular monitoring to assess progression and guide treatment. Patients with mild MR should have an echocardiogram every 3-5...
258
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

449
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,...
449
Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

239
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.
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Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

224
Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
224

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Related Experiment Video

Updated: Jan 10, 2026

Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation
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Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation

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Right ventricular dysfunction in structural tricuspid interventions.

Jonathan Lee1, Eirini Beneki2, Nikolaos Katsanakis3

  • 1Department of Cardiology, Guys and St Thomas NHS Trust, London, United Kingdom.

European Heart Journal. Imaging Methods and Practice
|November 24, 2025
PubMed
Summary
This summary is machine-generated.

Understanding right heart anatomy and physiology is crucial for assessing dysfunction before and after transcatheter tricuspid valve intervention (TTVI). This review synthesizes TTVI studies, focusing on outcome prediction tools and imaging assessments.

Keywords:
echocardiographymultimodality imagingright ventricletricuspid interventions

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Area of Science:

  • Cardiology
  • Medical Imaging
  • Cardiac Surgery

Background:

  • Right heart dysfunction is common before and after transcatheter tricuspid valve intervention (TTVI).
  • Dysfunction is linked to adverse clinical outcomes, necessitating a deeper understanding.
  • The increasing adoption of TTVI globally requires comprehensive knowledge of right heart function.

Purpose of the Study:

  • To review current knowledge on right heart anatomy and physiology in the context of TTVI.
  • To synthesize findings from landmark TTVI studies.
  • To focus on assessment tools for predicting patient outcomes and highlight future imaging directions.

Main Methods:

  • Systematic review of major landmark studies on TTVI.
  • Integration of anatomical and physiological data of the right heart.
  • Discussion of Tricuspid Valve Academic Research Consortium recommendations and imaging parameters.

Main Results:

  • Detailed review of right heart components: right atrium, right ventricle, tricuspid valve, and pulmonary valve.
  • Emphasis on microstructural characteristics and pressure-volume relationships in right heart physiology.
  • Discussion of current assessment tools and imaging parameters for TTVI.

Conclusions:

  • A thorough understanding of right heart anatomy and physiology is essential for managing patients undergoing TTVI.
  • Current assessment tools and imaging parameters aid in predicting outcomes.
  • Future research should focus on advanced imaging-based assessments for right heart function in TTVI.