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Experience with the posterior leaflet extension technique for correction of rheumatic mitral insufficiency in

Euclides Martins Tenório1, Fernando Moraes Neto, Sylvain Chauvaud

  • 1IMIP, Brasil.

Revista Brasileira De Cirurgia Cardiovascular : Orgao Oficial Da Sociedade Brasileira De Cirurgia Cardiovascular
|March 23, 2010
PubMed

Insights

Posterior leaflet extension is an effective surgical technique for children with rheumatic mitral regurgitation. This method showed good clinical outcomes in most patients, offering a viable treatment option.

Area of Science:

  • Pediatric Cardiac Surgery
  • Valvular Heart Disease
  • Rheumatic Heart Disease

Background:

  • Rheumatic mitral regurgitation is a significant cause of heart disease in children.
  • Surgical correction is often necessary for severe mitral insufficiency.

Purpose of the Study:

  • To evaluate the efficacy of posterior leaflet extension using a pericardial patch in pediatric patients with rheumatic mitral regurgitation.
  • To describe the surgical experience and outcomes of this specific valvular repair technique.

Main Methods:

  • Retrospective analysis of 30 children (mean age 11.3 years) who underwent posterior leaflet extension between 2002 and 2007.
  • Details on concomitant procedures, including Carpentier ring implantation and aortic valve surgery (Ross procedure or homograft replacement).
  • Patients were in functional class III or IV (NYHA classification) preoperatively.

Main Results:

  • One perioperative death occurred.
  • One patient required mitral valve replacement due to severe postoperative hemolysis.
  • The remaining patients demonstrated good clinical evolution post-surgery.

Conclusions:

  • Posterior leaflet extension with a pericardial patch appears to be an effective surgical strategy for correcting rheumatic mitral insufficiency in children.
  • This technique offers a promising approach for managing pediatric mitral valve disease in the context of rheumatic heart disease.
Abstract

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