Bhutani Nomogram

Name: Bhutani Nomogram
Creator: Daniel Diaz-Gil, MD
Keywords: bilirubin, Bhutani, nomogram, jaundice, neonatal, hyperbilirubinemia, newborn, TSB, risk zone, phototherapy, kernicterus, hour-specific

Hour-specific bilirubin risk zone classification for neonatal jaundice

Clinically Verified· 8 tests

For educational and informational purposes only. Verify all results before clinical application.

Age (hours) *

hours

TSB Level *

mg/dL

References

Bhutani VK, Johnson L, Sivieri EM. Predictive ability of a predischarge hour-specific serum bilirubin for subsequent significant hyperbilirubinemia in healthy term and near-term newborns. Pediatrics. 1999;103(1):6-14.[DOI]
Kemper AR, et al. Clinical Practice Guideline Revision: Management of Hyperbilirubinemia in the Newborn Infant 35 or More Weeks of Gestation. Pediatrics. 2022;150(3):e2022058859.[DOI]

Reviewed by Daniel Diaz-Gil, MD · Last updated March 2026

Medical disclaimer

This tool is for educational and informational purposes only. It is not a substitute for professional clinical judgment. Always independently verify results before making clinical decisions.

Professional Resources — Tools used by pediatricians for bilirubin management

NRP Textbook, 8th EditionOfficial Neonatal Resuscitation Program textbook~$70via Amazon Bilirubin Reference CardsAAP phototherapy and exchange transfusion threshold reference cards~$10via Amazon