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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...
Endocarditis III: Medical Management01:18

Endocarditis III: Medical Management

Infective endocarditis management involves a multifaceted approach encompassing infection prevention, lifestyle modifications, pharmacological therapy, and surgical management.Infection Prevention:Hand Hygiene: Thorough handwashing is crucial to prevent the spread of infection. Hand hygiene should be performed regularly, especially before and after using the restroom.Oral Hygiene: Good oral hygiene is essential. It includes brushing teeth immediately after waking up and before bed, flossing...
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 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 Stenosis II: Clinical features and Diagnostic Tests01:23

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
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.

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Surgery for infective endocarditis on mitral annulus calcification.

Nicola Vistarini1, Cosimo d'Alessandro, Stéphane Aubert

  • 1Département de Chirurgie Cardiovasculaire, Institut de Cardiologie, Hôpital Pitié Salpétrière, Paris, France.

The Journal of Heart Valve Disease
|December 22, 2007
PubMed
Summary

Bacterial endocarditis complicating mitral annulus calcification presents a poor prognosis, especially in patients with septic shock or coma. Surgical intervention outcomes are limited by comorbidities and infection severity.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Cardiac Surgery

Background:

  • Mitral annulus calcification (MAC) can complicate bacterial endocarditis.
  • This condition presents unique challenges due to patient comorbidities and infection severity.

Purpose of the Study:

  • To characterize bacterial endocarditis in patients with MAC.
  • To evaluate the surgical outcomes for this patient cohort.

Main Methods:

  • Retrospective analysis of 24 patients undergoing surgery for mitral insufficiency secondary to endocarditis with MAC.
  • Data collected included patient demographics, comorbidities, embolic complications, causative microorganisms, anatomical lesions, surgical procedures, and outcomes.

Main Results:

  • High in-hospital mortality (29%), with all deaths occurring in the acute phase and in patients with septic shock or coma.
  • Significant embolic complications (stroke, splenic, lower limb) were noted in 9 patients.
  • Valve repair was successful in 15 cases, while 9 required valve replacement (predominantly bioprosthetic).

Conclusions:

  • Bacterial endocarditis with MAC has a grave prognosis, largely influenced by comorbidities and infectious complications.
  • Emergency surgery for patients in septic shock or coma is associated with prohibitive mortality.
  • Valve repair or bioprosthetic replacement are preferred surgical strategies when feasible.