Neonatal Jaundice: Why Your Treatment Choice Depends on Geography

A 39-week baby, 60 hours old, exclusively breastfed, no risk factors — and a bilirubin of 320 μmol/L. Whether you start phototherapy depends on which guideline your unit opened. I put the American, British and Canadian guidance side by side: screening, thresholds, the Rule of 30, stopping rules, and the conjugated bilirubin cut-off where they differ by nearly 50%.