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Pediatric urinary tract infection: does the evidence support aggressively pursuing the diagnosis?
David H Newman1, Ashley E Shreves, Daniel P Runde
1Mount Sinai School of Medicine, New York, NY, USA. david.newman@mountsinai.org
Insights
For febrile infants under 24 months, withholding urinary tract infection (UTI) testing may be reasonable if other infection sources are clear or fever is short-lived. This approach balances diagnostic utility with patient well-being.
Area of Science:
- Pediatrics
- Infectious Diseases
- Epidemiology
Background:
- Pediatric fever epidemiology has shifted due to widespread vaccination against bacterial meningitis and bacteremia.
- Urinary tract infection (UTI) is now a primary focus for occult infections in febrile children.
- Concerns exist regarding the necessity and risks of aggressive UTI diagnosis in nonverbal infants.
Purpose of the Study:
- To evaluate the diagnostic utility and treatment efficacy of early UTI identification in children under 24 months.
- To analyze current literature on UTI management in young, febrile children.
- To inform clinical decision-making regarding UTI testing in this age group.
Main Methods:
- Systematic review of early and contemporary scientific literature.
- Analysis of epidemiological trends in pediatric infections.
- Examination of clinical guidelines and diagnostic yield for UTI.
Main Results:
- Vaccination has reduced the incidence of bacterial meningitis and bacteremia, increasing the relative importance of UTI.
- Aggressive UTI workup in nonverbal children can lead to discomfort, risks, and overdiagnosis.
- Evidence supports selective UTI testing in well-appearing febrile infants.
Conclusions:
- Withholding or delaying UTI testing in well febrile children under 24 months is a viable strategy when other infection sources are evident.
- Delayed testing may be appropriate if fever duration is less than 4-5 days.
- This approach aims to reduce unnecessary interventions and associated risks in pediatric fever management.
Abstract:
The epidemiology of pediatric fever has changed considerably during the past 2 decades with the development of vaccines against the most common bacterial pathogens causing bacteremia and meningitis. The decreasing incidence of these 2 conditions among vaccinated children has led to an emphasis on urinary tract infection as a remaining source of potentially hidden infections in febrile children. Emerging literature, however, has led to questions about both the degree and nature of the danger posed by urinary tract infection in nonverbal children, whereas the aggressive pursuit of the diagnosis consumes resources and leads to patient discomfort, medical risks, and potential overdiagnosis. We review both early and emerging literature to examine the utility and efficacy of early identification and treatment of urinary tract infection in children younger than 24 months. We conclude that in well children of this age, it may be reasonable to withhold or delay testing for urinary tract infection if signs of other sources are apparent or if the fever has been present for fewer than 4 to 5 days.
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