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Related Concept Videos

Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
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...
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

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...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
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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 1, 2026

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
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Beyond Annuloplasty: Anatomy-based Tricuspid Valve Repair for Right Ventricular Dysfunction.

Hirokuni Arai1, Juan B Grau2

  • 1Hokushin General Hospital, Nishi Nakano City, Nagano 383-0021, Japan.

European Journal of Cardio-Thoracic Surgery : Official Journal of the European Association for Cardio-Thoracic Surgery
|April 22, 2026
PubMed
Summary

This review provides a structured guide to advanced tricuspid valve repair techniques beyond annuloplasty for functional tricuspid regurgitation. It consolidates evolving surgical strategies for complex right ventricular remodelling, aiming for durable repairs.

Keywords:
cardiac surgerytricuspid valve diseasevalve disorders

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Area of Science:

  • Cardiovascular Surgery
  • Valvular Heart Disease
  • Cardiac Anatomy

Background:

  • Functional tricuspid regurgitation (FTR) with right ventricular (RV) remodelling presents complex surgical challenges.
  • Limited standardized training exists for advanced tricuspid valve reconstruction techniques.
  • Existing surgical approaches often focus primarily on annuloplasty, leaving a gap in comprehensive management.

Purpose of the Study:

  • To consolidate and structure the evolving knowledge base of surgical tricuspid valve repair.
  • To provide a comprehensive reference for techniques beyond simple annuloplasty.
  • To guide surgeons in managing complex tricuspid valve disease associated with RV remodelling.

Main Methods:

  • A targeted literature review identified key reports on surgical tricuspid valve interventions.
  • Narrative synthesis outlined principles, indications, and anatomical rationale for various repair techniques.
  • Techniques reviewed include edge-to-edge repair, leaflet augmentation, papillary muscle relocation, and others.

Main Results:

  • A diverse range of surgical techniques exists for tricuspid valve repair, addressing leaflet geometry and subvalvular alignment.
  • These advanced methods aim to restore functional competence in the setting of RV dilatation.
  • Understanding the intricate relationship between annular, leaflet, and subvalvular structures is crucial for successful repair.

Conclusions:

  • This review unifies scattered concepts into a practical framework for anatomy-guided tricuspid reconstruction.
  • It offers surgeons an accessible reference for managing complex, RV-dependent tricuspid valve disease.
  • The presented strategies aim to achieve functional and durable repairs, potentially rivaling transcatheter options.