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[Hypocitraturia in children with urolithiasis]

A Kamińska1, A Jung, W Piechota

  • 1Kliniki Pediatrii i Nefrologii Dzieciecej CSK WAM w Warszawie.

Polski Merkuriusz Lekarski : Organ Polskiego Towarzystwa Lekarskiego
|July 18, 2000
PubMed

Insights

Low urinary citrate levels are common in children with kidney stones, particularly those with hypercalciuria and hyperoxaluria. Monitoring citrate excretion is crucial for understanding and managing pediatric nephrolithiasis.

Area of Science:

  • Nephrology
  • Biochemistry
  • Pediatrics

Context:

  • Kidney stones (nephrolithiasis) are a significant health concern in children.
  • Crystallization inhibitors, like citrate, are vital in preventing stone formation.
  • Metabolic abnormalities contribute to the development of renal stones.

Purpose:

  • To investigate metabolic abnormalities in pediatric nephrolithiasis.
  • To determine the role of urinary citrate excretion in these patients.
  • To identify correlations between hypocitraturia and specific metabolic profiles.

Summary:

  • The study examined 52 children diagnosed with nephrolithiasis.
  • Hypocitraturia (low urinary citrate) was detected in 42.3% of the pediatric patients.
  • This low citrate excretion was most prevalent in children with hypercalciuria, hyperoxaluria, or combined hyperoxaluria and hyperuricosuria.

Impact:

  • Findings suggest that low urinary citrate excretion is a significant factor in the pathogenesis of pediatric kidney stones.
  • Highlights the importance of assessing urinary citrate levels in children with nephrolithiasis.
  • Informs potential therapeutic strategies targeting citrate levels for stone prevention.

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