aundice at 24 hrs to 2 wks of age Breast milk jaundice: prolonged, unconjugated hyperbilirubinemia: unknown cause: declined bilirubin with interruption of breast-feeding, may be harmless It is unnecessary to stop breast-feeding when breast milk jaundice is diagnosedJaundice at 24 hrs to 2 wks of age Breast milk jaundice: prolonged, unconjugated hyperbilirubinemia; unknown cause; declined bilirubin with interruption of breast-feeding; may be harmless. It is unnecessary to stop breast-feeding when breast milk jaundice is diagnosed