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Related Concept Videos

Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

126
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...
126
Mitral Regurgitation III: Medical Management01:25

Mitral Regurgitation III: Medical Management

137
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...
137
Mitral Valve Prolapse II: Assessment and Management01:22

Mitral Valve Prolapse II: Assessment and Management

183
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...
183
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

178
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...
178
Mitral Valve Prolapse III: Nursing Management01:19

Mitral Valve Prolapse III: Nursing Management

141
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...
141
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

180
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...
180

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Updated: Nov 28, 2025

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair
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Transcatheter mitral valve replacement.

Yusuke Enta1, Mamoo Nakamura1

  • 1Smidt Heart Institute, Cedars Sinai Medical Center, Los Angeles, CA, USA.

Journal of Cardiology
|November 29, 2020
PubMed
Summary
This summary is machine-generated.

Transcatheter mitral valve (MV) replacement offers a less invasive option for severe mitral regurgitation (MR) when repair is unsuitable. This approach is being developed for both degenerated bioprosthetic valves and native valve disorders.

Keywords:
Annuloplasty ringDegenerated bioprosthesesMitral annular calcificationMitral valveTranscatheter mitral valve replacement

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Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Medical Devices

Background:

  • Transcatheter mitral valve (MV) repair is a minimally invasive treatment for symptomatic mitral regurgitation (MR).
  • Severe leaflet calcification, small MV area, or extensive regurgitation can limit repair success, favoring replacement.
  • Transcatheter MV replacement is emerging for degenerated bioprosthetic valves and native MV disorders.

Purpose of the Study:

  • To review the current status of transcatheter mitral valve replacement (TMVR).
  • To discuss applications, clinical outcomes, and limitations of TMVR for bioprosthetic and native valves.

Main Methods:

  • Review of current literature and clinical data on transcatheter mitral valve replacement.
  • Analysis of device evolution and procedural techniques for TMVR.

Main Results:

  • Transcatheter MV replacement is a viable option for degenerated bioprosthetic valves.
  • Devices for native MV replacement are under evaluation for improved functional restoration.

Conclusions:

  • Transcatheter MV replacement shows promise for specific patient groups with mitral valve disease.
  • Further research and device development are needed to overcome current limitations and optimize outcomes.