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Neonatal jaundice: aetiology, diagnosis and treatment

Subhabrata Mitra1, Janet Rennie2

  • 1Consultant Neonatologist, Neonatal Unit, Elizabeth Garrett Anderson Wing, University College London Hospital, London NW1 2BU.

British Journal of Hospital Medicine (London, England : 2005)
|December 15, 2017
PubMed

Insights

Neonatal jaundice, a common condition in newborns, requires prompt management to prevent neurotoxicity. Phototherapy effectively reduces bilirubin levels, especially in physiological jaundice, but urgent treatment is crucial for rapidly rising levels.

Area of Science:

  • Neonatology
  • Pediatric Gastroenterology
  • Bilirubin Metabolism

Background:

  • Neonatal jaundice affects a significant number of term and preterm infants.
  • Elevated serum bilirubin levels, primarily unconjugated bilirubin from red blood cell breakdown, cause jaundice.
  • High unconjugated bilirubin is neurotoxic, posing a risk of kernicterus.

Purpose of the Study:

  • To summarize the causes and management of neonatal jaundice.
  • To highlight the importance of monitoring bilirubin levels in infants.
  • To emphasize the role of phototherapy and urgent intervention for high bilirubin levels.

Main Methods:

  • Review of current understanding of bilirubin metabolism and neonatal jaundice.
  • Discussion of diagnostic indicators and risk factors for severe hyperbilirubinemia.
  • Outline of management strategies based on established guidelines (e.g., NICE).

Main Results:

  • Physiological jaundice in term infants often responds to phototherapy.
  • Rapidly rising bilirubin levels necessitate urgent treatment to prevent kernicterus.
  • Conjugated hyperbilirubinemia in term infants may indicate biliary atresia, requiring further investigation.

Conclusions:

  • Prompt assessment and management of neonatal jaundice are critical for preventing neurodevelopmental complications.
  • Phototherapy is a key treatment for unconjugated hyperbilirubinemia.
  • Persistent or conjugated jaundice requires specific diagnostic workup and management adjustments, particularly in preterm infants.

Keywords:
Neonatal jaundiceconjugated jaundiceexchange transfusionkernicterusphototherapy

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