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Urinary tract infections. Old and new concepts
1Department of Pediatrics, University of Missouri School of Medicine, Children's Mercy Hospital, Kansas City, USA.
Insights
Pediatric urinary tract infection (UTI) management guidelines aim to prevent kidney damage, especially in high-risk infants and young children. These recommendations will evolve with new research and improved imaging technologies.
Area of Science:
- Pediatrics
- Nephrology
- Infectious Diseases
Background:
- Urinary tract infections (UTIs) pose a risk of renal injury in children.
- Identifying children at highest risk for kidney damage is crucial for timely intervention.
- Current understanding of UTI pathogenesis informs management strategies.
Purpose of the Study:
- To summarize current recommendations for the evaluation and management of pediatric UTIs.
- To outline strategies for minimizing the risk of kidney damage in children with UTIs.
- To provide a framework for future updates based on evolving knowledge.
Main Methods:
- Review and synthesis of existing clinical guidelines and research.
- Focus on risk stratification for renal injury.
- Development of management recommendations based on pathogenesis of renal injury.
Main Results:
- Recommendations target minimizing kidney damage risk in pediatric UTIs.
- High-risk groups identified: infants/young children with febrile UTIs, delayed treatment, gross VUR, or urinary tract obstruction.
- Management strategies are detailed in Table 5.
Conclusions:
- Current recommendations aim to prevent renal sequelae from pediatric UTIs.
- Management strategies are informed by the pathogenesis of renal injury.
- Recommendations are expected to be refined with advancements in understanding, treatment, and imaging.
Abstract:
The recommendations for evaluation and management of pediatric patients with UTIs are summarized in Table 5. These recommendations were designed to minimize the risk of kidney damage in children with UTIs based on current perceptions of the pathogenesis of renal injury. The children at greatest risk for kidney damage are the infants and young children with febrile UTIs in whom effective treatment is delayed, those with gross VUR, and those with anatomic or neurogenic urinary tract obstruction. These recommendations likely will be modified as more is learned about the pathogenesis of renal injury associated with UTIs, as new therapeutic approaches are developed, and as imaging technology improves.