3mm patent ductus arteriosus will not self-healing

3mm patent ductus arteriosus may not be self-healing. 3

mm patent ductus arteriosus is small and may not cause clinical symptoms. It may self-heal and may close itself within a few months. 3mm patent ductus arteriosus may not self-heal due to viral infection, chromosomal abnormalities, premature delivery, hypoxia, etc.

If the child is premature, drugs such as ibuprofen sustained-release tablets and indomethacin sustained-release capsules can be taken to promote ductus arteriosus closure. If the child is born at term and complicated with other cardiac abnormalities, percutaneous patent ductus arteriosus closure can be performed.