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Urolithiasis in childhood: metabolic evaluation.
H C Perrone1, D R dos Santos, M V Santos
1Department of Medicine, Escola Paulista of Medicina, São Paulo, Brazil.
Pediatric Nephrology (Berlin, Germany)
|January 1, 1992
Summary
Metabolic disorders are common in children with urinary stones, with hypercalciuria and uric acid hyperexcretion being prevalent. Metabolic evaluation is crucial for effective management of pediatric urolithiasis.
Area of Science:
- Pediatric Nephrology
- Metabolic Disorders
- Urolithiasis Research
Background:
- Urolithiasis in children presents diagnostic challenges.
- Identifying underlying causes is key for treatment.
Purpose of the Study:
- To investigate metabolic abnormalities in pediatric urolithiasis patients.
- To correlate findings with clinical presentation and management.
Main Methods:
- Studied 50 pediatric patients with urinary calculi.
- Assessed clinical symptoms, surgical needs, and infection rates.
- Analyzed urine and blood samples for metabolic disorders.
Main Results:
- Abdominal pain and hematuria were common symptoms.
- Absorptive hypercalciuria (32%), renal hypercalciuria (34%), and uric acid hyperexcretion (24%) were the most frequent metabolic issues.
- 14% of patients had no identifiable metabolic abnormality.
Conclusions:
- Metabolic studies are essential for diagnosing children with urinary stones.
- Early identification of metabolic disorders aids in rational management and prevention of recurrence.