Encephalopathy in infants due to high levels of unconjugated bilirubin that are a result of Rh incompatibility between the mother and the fetus. The disease is Monarch Disease Ontology term MONDO_0006567 (kernicterus due to isoimmunization). Also known as: kernicterus - due to isoimm., kernicterus due to isoimmunization of fetus or newborn, kernicterus due to isoimmunization of foetus or newborn, kernicterus related to isoimmunization.