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Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus MRSA
Published on: February 9, 2011
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Mitigating Risk of Acute Kidney Injury Among Children With Methicillin-resistant Staphylococcus aureus Osteomyelitis
Lasya Challa1, Mary C Villani2, Ahmad A Hachem3
1Division of Pediatric Hospital Medicine, University of Texas Southwestern.
Journal of Pediatric Orthopedics
|October 1, 2024
Summary
Vancomycin treatment for pediatric methicillin-resistant Staphylococcus aureus osteomyelitis increases acute kidney injury (AKI) risk. This elevates healthcare costs and resource use, suggesting optimized vancomycin dosing and alternative antibiotics are needed.
Area of Science:
- Pediatric infectious diseases
- Nephrology
- Pharmacology
Background:
- Vancomycin is a primary treatment for pediatric methicillin-resistant Staphylococcus aureus acute hematogenous osteomyelitis (MRSA AHO).
- Vancomycin use is associated with a risk of acute kidney injury (AKI).
Purpose of the Study:
- To evaluate the incidence of AKI in children with MRSA AHO treated with vancomycin.
- To compare resource utilization and healthcare costs between children with and without AKI.
Main Methods:
- Retrospective study of children with MRSA AHO treated with vancomycin.
- AKI assessment using clinical diagnosis and Kidney Disease Improving Global Outcomes (KDIGO) criteria.
- Multivariate logistic regression and cost analysis using healthcare databases.
Main Results:
- AKI incidence was 16.5% by chart diagnosis and 28.2% by KDIGO criteria.
- Children with AKI experienced longer hospitalizations, more febrile days, and higher thrombosis rates.
- Higher vancomycin trough levels (≥21.7 mg/L) and longer treatment duration were associated with AKI.
- AKI significantly increased length of stay and healthcare charges.
Conclusions:
- Clinical documentation of AKI underestimates its true occurrence in pediatric MRSA AHO.
- Vancomycin-associated AKI leads to increased resource utilization and healthcare costs.
- Strategies to reduce AKI risk include optimizing vancomycin trough levels, shortening treatment duration, and considering alternative antibiotics for specific MRSA strains.
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