At the age of 38, it is recommended that the patient should first go to the hospital for a relevant examination, combined with the specific condition of the doctor to determine whether the need to extract and do the appropriate treatment. Patients who have wisdom teeth, misaligned teeth, multiple teeth, or more serious damage, some apical inflammation occurs, resulting in cysts, and there is no significance of the value of retention, can be extracted under the advice of the doctor. If the patient suffers from pulpitis, apical periodontitis and other diseases caused by tooth damage, the doctor’s advice can be root canal treatment, it is recommended that the patient to go to the hospital for relevant examinations to determine whether the retention value of the back teeth. Patients are advised to pay attention to oral hygiene during the recovery process, brush their teeth on time and rinse their mouths after meals.