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Neonatal Staphylococcus lugdunensis urinary tract infection
Itaru Hayakawa1, Hiroshi Hataya1, Hanako Yamanouchi1
1Department of General Pediatrics, Tokyo Metropolitan Children's Medical Center, Tokyo, Japan.
Summary
Staphylococcus lugdunensis typically causes endocarditis, not urinary tract infections (UTIs). This case shows it can cause UTIs even in healthy neonates without kidney complications.
Area of Science:
- Microbiology
- Infectious Diseases
- Neonatal Care
Background:
- Staphylococcus lugdunensis is recognized as a significant cause of infective endocarditis.
- Its role in urinary tract infections (UTIs) is not well-established, particularly in neonates.
- Urinary tract infections in neonates can lead to severe complications if not promptly treated.
Observation:
- A previously healthy neonate presented with symptoms suggestive of a urinary tract infection.
- The neonate had no reported congenital anomalies of the kidney and urinary tract (CAKUT).
- Cultures identified Staphylococcus lugdunensis as the causative agent of the UTI.
Findings:
- This report details a rare case of Staphylococcus lugdunensis-induced UTI in a neonate.
- The neonate had a structurally normal urinary tract, challenging previous assumptions.
- The successful treatment of the neonate highlights the importance of identifying the causative pathogen.
Implications:
- Staphylococcus lugdunensis should be considered as a potential pathogen in neonatal UTIs, irrespective of underlying urinary tract abnormalities.
- This finding expands the spectrum of clinical manifestations associated with Staphylococcus lugdunensis.
- Further research is warranted to understand the pathogenesis and epidemiology of S. lugdunensis UTIs in neonates.
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