What is the clinical history of physiologic and nonphysiologic neonatal jaundice in unconjugated hyperbilirubinemia?

Updated: May 21, 2019
  • Author: Hisham Nazer, MBBCh, FRCP, DTM&H; Chief Editor: BS Anand, MD  more...
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Physiologic jaundice is clinically obvious in 50% of neonates during the first 5 days of life.


In maternal serum jaundice (Lucey-Driscoll syndrome), jaundice occurs during the first 4 days of life.

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