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Related Concept Videos

Mitral Regurgitation IV: Nursing Management01:28

Mitral Regurgitation IV: Nursing Management

357
Mitral regurgitation (MR) is a condition where the mitral valve does not close properly, leading to the backward flow of blood from the left ventricle into the left atrium during systole. This condition can arise from various causes, including rheumatic fever, infective endocarditis, or degenerative valve disease. Effective nursing management is crucial to optimizing patient outcomes and involves comprehensive assessment and targeted interventions.Comprehensive Patient AssessmentA detailed...
357
Mitral Regurgitation III: Medical Management01:25

Mitral Regurgitation III: Medical Management

352
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...
352
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

592
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...
592
Mitral Regurgitation II: Clinical Features and Diagnostic Tests01:23

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

505
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...
505
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

456
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...
456
Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

324
A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
324

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Related Experiment Video

Updated: Feb 5, 2026

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat
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Functional mitral regurgitation: an overview for surgical management framework.

Francesco Nappi1, Sanjeet Singh Avatar Singh2, Orlando Santana3

  • 1Centre Cardiologique du Nord de Saint-Denis, Paris, France.

Journal of Thoracic Disease
|September 4, 2018
PubMed
Summary

Functional mitral regurgitation (FMR) after heart attack is common and costly. Current surgical repairs often fail, requiring reoperation, and optimal treatment strategies remain unclear.

Keywords:
Ischemic mitral regurgitation (IMR)mitral repairsubvalvular repair

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High-frequency High-resolution Echocardiography: First Evidence on Non-invasive Repeated Measure of Myocardial Strain, Contractility, and Mitral Regurgitation in the Ischemia-reperfused Murine Heart
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Last Updated: Feb 5, 2026

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat
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Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Heart Failure

Background:

  • Functional mitral regurgitation (FMR) is a frequent complication of myocardial infarction (MI).
  • FMR significantly impacts patient prognosis and healthcare costs.
  • Existing treatments for FMR face challenges, including high recurrence rates and reoperation needs.

Purpose of the Study:

  • To review current knowledge on FMR pathophysiology and treatment.
  • To analyze evidence from clinical trials and observational studies on FMR interventions.
  • To identify unanswered questions and future research directions for FMR management.

Main Methods:

  • Comprehensive literature review of FMR.
  • Analysis of randomized controlled trials and observational studies.
  • Synthesis of evidence on pathogenic mechanisms and treatment strategies.

Main Results:

  • Surgical repair of FMR has a significant rate of recurrence and reoperation.
  • Underlying mechanisms of repair failure require further clarification.
  • Debate continues regarding optimal indications, timing, and techniques for FMR intervention.

Conclusions:

  • Further research is needed to clarify FMR mechanisms and optimize surgical outcomes.
  • Standardized guidelines for FMR intervention are lacking.
  • Future directions should focus on improving repair durability and patient selection.