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Infective endocarditis in children without underlying heart disease
Yen-Ting Lin1, Kai-Sheng Hsieh, Yao-Shen Chen
1Department of Pediatrics, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan.
Summary
Over one-third of pediatric infective endocarditis (IE) cases occur in previously healthy children. Early suspicion is crucial for diagnosis and management in these patients without heart disease.
Area of Science:
- Pediatric Infectious Diseases
- Cardiology
- Microbiology
Background:
- Pediatric infective endocarditis (IE) is often associated with pre-existing heart conditions.
- However, there's a growing trend of IE cases in children without underlying heart disease.
- This study investigates the distinct characteristics of IE in this population.
Purpose of the Study:
- To review the clinical and laboratory features of pediatric IE patients.
- To compare IE patients with and without underlying heart disease.
- To highlight the unique aspects of IE in previously healthy children.
Main Methods:
- Retrospective analysis of pediatric patients diagnosed with definite or possible IE.
- Data collected from January 1991 to April 2011.
- Inclusion criteria based on Modified Duke criteria.
Main Results:
- 48 IE episodes in 47 patients were analyzed.
- 31% had congenital heart disease (CHD), 12.5% had non-CHD chronic disease, and 22.9% were previously healthy.
- Previously healthy patients had a longer diagnostic interval and higher surgical intervention rates.
Conclusions:
- Over one-third of pediatric IE cases occur in children without pre-existing cardiac disease.
- Early identification requires a high index of suspicion.
- Potential risk factors include prior skin infections or dental issues.
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