Types of Jaundice
Physiological jaundice (50% of newborns)
- Onset 2 to 3 days of age
- Peaks day 4 to 5, then improves
- Disappears 1 to 2 weeks of age
Breastfeeding or Malnutrition jaundice (5 to 10% of newborns)
- Due to inadequate intake of breastmilk
- Pattern similar to physiological type
- Also, causes poor weight gain
Breastmilk jaundice (1% of newborns)
- Due to substance in breastmilk which blocks destruction of bilirubin
- Onset 4 to 7 days of age
- Lasts 3 to 10 weeks
- Not harmful
Rh and ABO blood group incompatibility
- Onset during first 24 hours of life
- Can reach harmful levels
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Author and Senior Reviewer: Barton D. Schmitt, M.D.
Last Reviewed: 6/1/2011
Last Revised: 8/1/2011
Content Set: Pediatric HouseCalls Symptom Checker
Copyright 1994-2012 Barton D. Schmitt, M.D.