A pediatric critical care perspective on vitamin D

Riad Abou-Zahr1, Sarah B Kandil2

  • 1Division of Pediatric Cardiology, Department of Pediatrics, Yale School of Medicine, New Haven, Connecticut.

Pediatric Research
|October 15, 2014
PubMed

Insights

Vitamin D deficiency is linked to worse outcomes in critically ill children, especially those with heart conditions. Supplementation may benefit patients with congestive heart failure.

Area of Science:

  • Pediatric critical care medicine
  • Cardiology
  • Endocrinology

Background:

  • Vitamin D's role in immune function and cell proliferation is under investigation.
  • Vitamin D deficiency is associated with increased illness severity in critical care.
  • Pediatric cardiac patients exhibit higher rates of vitamin D deficiency.

Purpose of the Study:

  • To review recent studies on vitamin D status in critically ill children.
  • To examine the relationship between vitamin D levels and clinical outcomes in pediatric critical illness.
  • To specifically assess the impact of vitamin D in critically ill children with cardiac disease.

Main Methods:

  • Literature review of recent studies.
  • Analysis of associations between vitamin D levels and illness severity metrics.
  • Examination of outcomes in pediatric cardiac patients with varying vitamin D status.

Main Results:

  • Vitamin D deficiency correlates with higher inotrope support, increased fluid resuscitation, and longer ICU stays.
  • Postoperative cardiac patients show low vitamin D levels, potentially due to cardiopulmonary bypass.
  • Children with congestive heart failure and vitamin D deficiency may benefit from supplementation.

Conclusions:

  • Vitamin D status is a significant factor in pediatric critical illness outcomes.
  • The pediatric cardiac population is at elevated risk for vitamin D deficiency.
  • Further research into vitamin D's role and supplementation in critically ill children is warranted.

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