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Prosthetic pulmonary valve and conduit endocarditis in congenital heart disease

Fernando Rebollal-Leal1, Raúl Felipe-Abella2, Francisco Gutierrez-García3

  • 11 Department of Cardiology, Complejo Hospitalario Universitario A Coruña, A Coruña, Spain.

Asian Cardiovascular & Thoracic Annals
|February 23, 2019
PubMed

Insights

Prosthetic pulmonary valve endocarditis is rare in congenital heart disease patients but causes significant complications and often needs surgery. Further research is vital for better management strategies.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Pediatric Cardiology

Background:

  • Pulmonary valve replacement is a common procedure for congenital heart disease.
  • Prosthetic valve endocarditis in this specific patient group is poorly understood.

Purpose of the Study:

  • To review the management and outcomes of infective endocarditis in patients with prosthetic pulmonary valves or right ventricle-to-pulmonary artery conduits.

Main Methods:

  • A multi-institutional cohort study involving 10 patients.
  • Analysis of patient demographics, causative organisms, treatments, and complications.

Main Results:

  • The median age at endocarditis diagnosis was 24 years.
  • Staphylococcus and Streptococcus species were the most common pathogens.
  • Five patients required surgical intervention due to severe complications like renal damage, hemoptysis, and septic shock.
  • No in-hospital or follow-up mortality was observed.

Conclusions:

  • Pulmonary prosthetic valve endocarditis is uncommon but linked to substantial morbidity and a high likelihood of surgery.
  • Larger studies are necessary to establish optimal management protocols.
Abstract

Keywords:
Blood vessel prosthesis implantationbacterialcongenitalendocarditisheart defectsheart valve prosthesis implantationprosthesis-related infectionspulmonary valve

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