Discuss whether parents should buy a newborn hearing screener for home testing and the importance of professional medical advice.

Discuss the possible reasons for a newborn failing the hearing screening at six days old, as well as the subsequent follow-up and diagnostic process.

The purpose of newborn hearing screening is to identify and intervene in hearing damage early, ensuring the auditory health of infants and young children.

Discuss the professional requirements and qualifications for medical staff involved in newborn hearing screening.