Children’s mouth is not necessarily adenoid hypertrophy, but may also be genetic factors, local injury and other reasons, it is recommended that the patient do relevant examinations in a timely manner, to clarify the diagnosis and give appropriate treatment. 1. Genetic factors: If the child’s mouth is simple, it may be caused by heredity; if the symptoms are mild, no special treatment is needed; if the symptoms are more obvious, it is recommended to go to the hospital in time to correct them through surgery. 2. Local injuries: generally due to the child’s play bumped into other objects, resulting in the mouth up, accompanied by swelling, pain symptoms, it is recommended under the guidance of the doctor, oral amoxicillin granules, cefaclor granules and other medications to alleviate the symptoms. 3. Adenoid hypertrophy: Mostly found in children aged 3-5 years old, adenoid hypertrophy will affect breathing and make the child’s jawbone develop abnormally, accompanied by symptoms such as uneven teeth and poor bite. If the child only shows a raised mouth without other symptoms, it is impossible to confirm the diagnosis of adenoid hypertrophy, and it is recommended to go to the hospital in time to clarify the cause of the disease and then consult a doctor.