Pulmonary hypertension cannot be cured by medication alone and requires surgical treatment. There are many causes of pulmonary hypertension, such as congenital heart disease, such as ventricular septal defect, atrial septal defect, arterial duct failure, etc., pulmonary embolism caused by various reasons, primary pulmonary hypertension, congenital stenosis of the pulmonary arteries, chronic obstructive pulmonary disease, and bronchial asthma. Taking medication can improve the symptoms of dyspnea to a certain extent, but it can not be cured, and the root cause of the disease requires different surgical treatments.