Neonatal hyperbilirubinaemia

**Definition:** A condition characterised as an increased level of bilirubin above 85 µmol/l (5 mg/dL) which manifests as yellowing of the eyes, skin, and other tissues of a newborn due to excessive break-down of red blood cells for any other reason not classified elsewhere.

**Exclusions:** - jaundice due to isoimmunization