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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 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...
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 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 Regurgitation II: Clinical Features and Diagnostic Tests01:23

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

Mitral regurgitation (MR) is a valvular heart disorder in which the mitral valve fails to close tightly, allowing blood to leak backward into the heart. Understanding the clinical manifestations, assessment, diagnostic findings, and medical management of MR is crucial to effectively managing affected patients.Clinical Manifestations of Mitral RegurgitationMitral regurgitation can be acute or chronic, each presenting differently and requiring different approaches:1. Acute Mitral...

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Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice
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Floppy mitral valve/mitral valve prolapse and genetics.

Chaim Yosefy1, Asaf Ben Barak

  • 1Cardiology Department, Barzilai Medical Centre Campus, Ben-Gurion University, Ashkelon, Israel. yosefy@barzi.health.gov.il

The Journal of Heart Valve Disease
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Summary

Mitral valve prolapse (MVP) involves valve tissue redundancy with varied clinical outcomes. Understanding MVP genetics is crucial for developing targeted therapies and improving patient management.

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Area of Science:

  • Cardiology
  • Genetics
  • Pathology

Background:

  • Mitral valve prolapse (MVP) is a common cardiac defect characterized by mitral valve tissue redundancy.
  • Clinical presentations range from mild bulging to severe mitral regurgitation, with potentially serious complications.
  • Effective management necessitates a deeper understanding of MVP's underlying causes.

Purpose of the Study:

  • To elucidate the genetic underpinnings of mitral valve prolapse.
  • To explore the genetic factors contributing to MVP pathogenesis.
  • To identify potential targets for novel therapeutic interventions.

Main Methods:

  • Review of existing literature on MVP genetics.
  • Categorization of genetic aspects into primary MVP and associated connective tissue disorders.
  • Synthesis of current knowledge on gene function and MVP development.

Main Results:

  • MVP genetics can be broadly classified into two categories: intrinsic MVP genetics and genetics associated with heritable connective tissue disorders.
  • Specific genes implicated in MVP pathogenesis are being identified.
  • Genetic insights offer potential for improved diagnostic and therapeutic strategies.

Conclusions:

  • Understanding the genetic basis of MVP is essential for advancing patient care.
  • Further research into MVP-related genes may lead to targeted therapies.
  • Genetic analysis provides a framework for comprehending the diverse clinical spectrum of MVP.