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Dysregulated mineral metabolism in children with chronic kidney disease

Rukshana Shroff1

  • 1Renal Unit, Great Ormond Street Hospital for Children NHS Trust, London, UK. ShrofR@gosh.nhs.uk

Current Opinion in Nephrology and Hypertension
|March 23, 2011
PubMed

Insights

Cardiovascular disease in children with chronic kidney disease (CKD) is driven by mineral imbalances. Early intervention targeting calcium, phosphorus, parathyroid hormone, and vitamin D is crucial for preventing vascular calcification.

Area of Science:

  • Pediatric Nephrology
  • Cardiovascular Research
  • Mineral Metabolism

Background:

  • Cardiovascular disease (CVD) is the leading cause of mortality in children with chronic kidney disease (CKD).
  • The pathogenesis of CVD in pediatric CKD is not fully understood.
  • Ectopic vascular calcification is a significant contributor to CVD in this population.

Purpose of the Study:

  • To review the role of calcium (Ca), phosphorus (P), parathyroid hormone (PTH), and vitamin D dysregulation in ectopic vascular calcification in pediatric CKD.
  • To highlight the early onset and progression of CVD and vascular calcification in children with CKD.

Main Methods:

  • Review of clinical, epidemiological, and translational research.
  • Analysis of risk factors contributing to CVD in pediatric CKD.
  • Focus on mineral metabolism and vascular calcification.

Main Results:

  • Uremic vasculopathy and ectopic vascular calcification initiate in predialysis CKD and worsen during dialysis.
  • Dysregulated mineral metabolism is a key driver of childhood CVD progression.
  • Vascular calcification may only partially reverse post-transplantation.

Conclusions:

  • Children with CKD face substantial cardiovascular risk from early stages.
  • Early identification and management of modifiable risk factors are essential.
  • Targeting the regulated process of vascular calcification may offer therapeutic potential for inhibition or reversal.
Abstract

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