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Related Concept Videos

Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

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...
Mitral Regurgitation III: Medical Management01:25

Mitral Regurgitation III: Medical Management

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...
Mitral Valve Prolapse II: Assessment and Management01:22

Mitral Valve Prolapse II: Assessment and Management

IntroductionA range of clinical features characterizes Mitral Valve Prolapse (MVP), but it is important to note that many individuals with MVP are asymptomatic and may remain so throughout their lives. For those who do exhibit symptoms, the following are the key clinical features:Palpitations: This is a common symptom where individuals feel an irregular or rapid heartbeat. Palpitations in MVP are often due to arrhythmias such as premature ventricular contractions or supraventricular tachycardia.
Mitral Valve Prolapse III: Nursing Management01:19

Mitral Valve Prolapse III: Nursing Management

The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...
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 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...

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Related Experiment Video

Updated: Jun 20, 2026

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
08:12

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels

Published on: May 26, 2023

Repeat mitral valve replacement: 30-years' experience.

Víctor Expósito1, Tamara García-Camarero, José M Bernal

  • 1Servicio de Cardiología, Hospital Universitario Marqués de Valdecilla, Universidad de Cantabria, Santander, Cantabria, Spain. vicast79@hotmail.com

Revista Espanola De Cardiologia
|August 27, 2009
PubMed
Summary
This summary is machine-generated.

Prosthetic heart valve dysfunction often requires repeat surgeries. This study found a 40.1% reoperation-free rate at 20 years, highlighting significant risks and high late mortality for patients needing multiple interventions.

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Area of Science:

  • Cardiovascular Surgery
  • Biomedical Engineering
  • Clinical Outcomes Research

Background:

  • Prosthetic heart valve dysfunction is a known complication requiring surgical intervention.
  • The long-term natural history and reoperation rates for prosthetic heart valves are not fully understood.
  • Mitral valve replacement is a common procedure, but repeat interventions carry significant risks.

Purpose of the Study:

  • To investigate the long-term outcomes and reoperation rates following isolated mitral valve replacement.
  • To identify the primary reasons for repeat interventions in patients with prosthetic mitral valves.
  • To assess the survival rates and mortality associated with multiple valve surgeries.

Main Methods:

  • Retrospective analysis of 1535 isolated mitral valve replacements performed between 1974 and 2006.
  • Detailed review of patient data for subsequent reoperations (second, third, and fourth interventions).
  • Analysis of reasons for reoperation, in-hospital mortality, and long-term survival.

Main Results:

  • 369 patients (24%) required a second operation, and 80 patients (5.2%) required a third operation.
  • Primary indications for third intervention: structural deterioration (67.5%), paravalvular leak (20%), and endocarditis (6.3%).
  • The 20-year actuarial reoperation-free rate was 40.1% ± 13.8%, with an 18-year survival rate of 15.4% ± 5.4%.

Conclusions:

  • Repeat mitral valve replacement is associated with high risks, including significant in-hospital and late mortality.
  • Structural deterioration is the leading cause for third interventions, emphasizing the durability limitations of prosthetic valves.
  • Surgical indications for repeat mitral valve replacement must be carefully individualized due to the substantial risks involved.