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Pulmonic valve infective endocarditis from staph lugdunensis.
Syed Iftikhar1, Vinh Luu1, Teddy Truc1
1UC Riverside School of Medicine/Riverside Community Hospital Department Internal Medicine, USA.
Respiratory Medicine Case Reports
|August 7, 2019
Summary
Pulmonic valve endocarditis is rare, especially in young, healthy individuals. This case highlights Staphylococcus lugdunensis as a cause in an atypical presentation of infective endocarditis.
Area of Science:
- Cardiology
- Infectious Diseases
- Microbiology
Background:
- Pulmonic valve endocarditis is a rare condition, accounting for only 1.1% of all infective endocarditis cases.
- Infective endocarditis typically affects individuals with pre-existing risk factors, making cases in healthy young adults uncommon.
Observation:
- A 20-year-old male with no apparent risk factors developed isolated pulmonic valve endocarditis.
- The causative organism identified was Staphylococcus lugdunensis (S. lugdunensis), an unusual pathogen for this condition.
Findings:
- This case represents a rare instance of S. lugdunensis causing isolated pulmonic valve endocarditis.
- Literature review indicates only one other reported case of S. lugdunensis endocarditis affecting the pulmonic valve.
Implications:
- This case expands the understanding of atypical presentations of infective endocarditis.
- Highlights the potential for Staphylococcus lugdunensis to cause endocarditis in unexpected patient populations and valve locations.
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