How are total serum bilirubin levels used to diagnose physiologic neonatal jaundice?

Updated: May 21, 2019
  • Author: Hisham Nazer, MBBCh, FRCP, DTM&H; Chief Editor: BS Anand, MD  more...
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In physiologic jaundice, the peak total serum bilirubin level is 5-6 mg/dL (86-103 µmol/L), occurs at 48-120 hours of age, and does not exceed 17-18 mg/dL (291-308 µmol/L).

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