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Efficacy of fat-soluble vitamin supplementation in infants with biliary atresia

Benjamin L Shneider1, John C Magee, Jorge A Bezerra

  • 1Department of Pediatrics, Children’s Hospital Pittsburgh of UPMC, Pittsburgh, PA 15224, USA. benjamin.shneider@chp.edu

Pediatrics
|August 15, 2012
PubMed

Insights

Fat-soluble vitamin deficiencies are common in infants with biliary atresia (BA), even with TPGS-FSV preparation. Persistent cholestasis and high bilirubin levels indicate a need for individualized vitamin supplementation and monitoring in BA infants.

Area of Science:

  • Pediatric Gastroenterology
  • Hepatology
  • Nutritional Science

Background:

  • Cholestasis in infants, particularly those with biliary atresia (BA), significantly increases the risk of fat-soluble vitamin (FSV) deficiencies.
  • A common clinical practice involves administering a liquid multiple FSV preparation containing tocopheryl polyethylene glycol-1000 succinate (TPGS) due to its ease of use and perceived effectiveness.

Purpose of the Study:

  • To prospectively assess the prevalence of FSV deficiencies in infants diagnosed with BA who were receiving a TPGS-based FSV preparation.
  • To evaluate the relationship between FSV levels, serum total bilirubin (TB), and outcomes in infants with BA.

Main Methods:

  • A prospective, multicenter study involving 92 infants with BA.
  • Infants received a TPGS-containing FSV preparation alongside routine clinical care during a trial for corticosteroid therapy post-hepatoportoenterostomy (HPE).
  • Measurements of FSV levels, retinol binding protein, total serum lipids, and TB were conducted at 1, 3, and 6 months post-HPE.

Main Results:

  • Biochemical evidence of FSV insufficiency was prevalent across all measured vitamins (A, D, K, E) at all time points.
  • Vitamin levels demonstrated an inverse correlation with serum TB levels.
  • FSV insufficiency was significantly more common in infants with TB levels ≥2 mg/dL, with many showing complete insufficiency at later time points.

Conclusions:

  • Despite the administration of a TPGS-containing FSV preparation, biochemical FSV insufficiency remains a common issue in infants with BA and persistent cholestasis.
  • Individualized vitamin supplementation strategies and diligent monitoring are crucial for managing FSV status in infants with BA, especially those with elevated TB levels (≥2 mg/dL).
Abstract

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