Why is bilirubin monitored during blue light therapy?

　　Monitoring bilirubin during blue light therapy mainly aims to evaluate treatment effectiveness, prevent complications, adjust treatment plans individually, ensure safe irradiation, and detect abnormalities promptly. If any abnormality occurs, timely medical consultation is recommended. Detailed explanations are as follows:

　　1. Evaluate treatment effectiveness: By monitoring bilirubin levels, doctors can directly assess the effectiveness of blue light therapy. The extent and speed of bilirubin reduction reflect whether the treatment is effective, helping doctors determine whether adjustments to the treatment plan are needed.

　　2. Prevent complications: Continuous bilirubin monitoring helps prevent complications such as bilirubin encephalopathy. When bilirubin levels are excessively high, they may cause neurological damage. Timely monitoring enables doctors to implement interventions and prevent deterioration of the condition.

　　3. Individualize treatment plans: Each newborn's bilirubin metabolism capacity and response to blue light therapy may vary. By monitoring bilirubin levels, doctors can develop individualized treatment plans based on patient-specific differences, thereby maximizing treatment effectiveness.

　　4. Ensure safe irradiation: Although blue light therapy is effective, the duration and intensity of irradiation must be strictly controlled. Monitoring bilirubin levels helps doctors determine when to stop irradiation, thus avoiding potential side effects such as skin damage caused by excessive exposure.

　　5. Detect abnormalities promptly: Dynamic changes in bilirubin levels can reflect changes in a newborn's metabolic status. Through monitoring, doctors can promptly identify abnormal increases in bilirubin levels and implement emergency measures to prevent further deterioration of the condition.

　　For some newborns, blue light therapy alone may not achieve a cure or result in slow recovery. Based on bilirubin monitoring results, doctors may combine other treatment approaches accordingly.