Just born, if it appears within 24 hours that is pathological jaundice, should be hospitalized, can use light therapy that is blue light irradiation, can effectively reduce serum unconjugated bilirubin. The method is also relatively simple, using single-sided light or double-sided light irradiation, lasting 2 to 48 hours (generally no more than 96 hours), bilirubin down to 7mg/dl or less can stop the light. Severe children can also use blood exchange therapy to replace the sensitized red blood cells to reduce anemia. However, blood exchange requires strict indications, as it may produce some adverse reactions. For drug treatment, albumin can be applied to correct metabolic acidosis, and intravenous immunoglobulin can be used if necessary.