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Medical histories of children with acute pyelonephritis compared with controls
S Mårild1, U Jodal, L Mangelus
1Department of Pediatrics, Gothenburg University, Sweden.
Insights
Infants and preschool children with pyelonephritis (kidney infection) had more prior infections and antibiotic use. Shorter exclusive breastfeeding duration was also a significant factor in these pediatric kidney infection cases.
Area of Science:
- Pediatric Nephrology
- Infectious Diseases
- Epidemiology
Background:
- Pyelonephritis in infants and preschool children is a significant health concern.
- Understanding risk factors is crucial for early detection and prevention of pediatric kidney infections.
Purpose of the Study:
- To identify risk factors associated with the first episode of pyelonephritis in young children.
- To compare the medical history of pyelonephritis patients with matched controls.
Main Methods:
- A case-control study design was employed.
- Medical history was collected via questionnaires from patients and controls.
- Data included previous infections, antibiotic use, family history, and breastfeeding duration.
Main Results:
- Patients with pyelonephritis had significantly more previous infections, medical consultations, and antibiotic treatments (especially penicillin V).
- A higher incidence of urinary tract infections was reported in first-degree relatives of cases.
- Exclusive breastfeeding duration was significantly shorter in pyelonephritis patients.
Conclusions:
- Previous infections, antibiotic exposure, and shorter breastfeeding are associated with an increased risk of pyelonephritis in young children.
- Family history of urinary tract infections may indicate a genetic predisposition.
- These findings highlight potential targets for preventative strategies in pediatric kidney health.
Abstract:
The medical history of infants and preschool children with their first known episode of pyelonephritis was obtained by questionnaire and compared with that of controls matched for age, sex and living area. Previous infection, medical consultation and antibiotic treatment were registered significantly more often in the patients. Furthermore a high proportion of cases had recently received antibiotic therapy, primarily penicillin V. Urinary tract infections were reported more often among first degree relatives of the cases. Exclusive breast-feeding was significantly shorter in the pyelonephritis patients, according both to the questionnaire and to the records from the Child Health Centers. The two populations were not shown to differ in birth weight or length, neonatal history, number of hospitalizations, previous episodes of fever or frequency of atopic disease in the families.