Cardiac aortic regurgitation is a heart valve disease, mainly due to incomplete closure of the aortic valve allowing blood to flow backwards into the left ventricle, with no obvious clinical symptoms in mild regurgitation. Some primary diseases can cause heart aortic regurgitation, such as degenerative heart valve disease, rheumatic heart disease, or rejection after heart valve surgery. According to the primary disease to choose the treatment, no symptoms of aortic regurgitation does not require treatment, mainly regular review can be, when symptoms such as dyspnea, chest tightness, cyanosis, etc., can be given symptomatic treatment, effective prevention of aortic regurgitation is more important. For patients with rheumatic heart disease need to adhere to long-term medication to prevent the occurrence of bacterial endocarditis and prevent the occurrence of heart failure.