Arterial ductus arteriosus within two centimeters does not require surgery. Arterial ductus arteriosus is a relatively common congenital cardiovascular malformation, if the arterial ductus arteriosus is less than two centimeters and the patient does not have any uncomfortable symptoms, the patient does not need to do surgery, and only need to be regularly rechecked, if the arterial ductus arteriosus is more than two centimeters, the patient may have dyspnea, chest tightness and shortness of breath, and other adverse reactions, then you need to go to the hospital as soon as possible to have surgery. Common surgical treatments include percutaneous arterial ductus arteriosus blockage, ligation, clamp closure or cut-off suture, ligation of the arterial duct under extracorporeal circulation or endotracheal closure, etc. Each patient’s physical condition is different, and so are the corresponding treatments. It is recommended that patients go to hospitals in a timely manner, and standardize treatment under the guidance of a professional doctor after clarifying the cause of the disease. Patients are advised to go to the hospital for regular checkups and seek immediate medical attention if there is any abnormality.