Mild tricuspid valve regurgitation at the age of three is an abnormal condition, but it usually does not have much effect, and can be treated after a checkup in the hospital or regular rechecks. Tricuspid regurgitation is mainly due to the right ventricle in the ejection phase of the tricuspid valve is not able to completely close, can not prevent the blood backflow, resulting in part of the blood from the tricuspid valve into the right atrium, is an abnormal situation. However, mild regurgitation usually does not cause changes in pulse pressure and will not have a major impact on your health, so you can go to the hospital for a checkup and then treat it or have it reviewed regularly. Tricuspid regurgitation is generally not self-curable, if there are no obvious clinical symptoms, generally do not need to do special treatment, only need to be reviewed regularly. However, if there are obvious symptoms, such as panic, palpitations, affecting the breathing, you can choose the tricuspid valve under the guidance of the doctor’s surgery, such as tricuspid valve annuloplasty and other methods of treatment. At the same time also need to let the children pay attention to rest, avoid participating in heavy physical activities, avoid emotional over-excitement.