There are more reasons why children still have snoring for a long time after adenoid surgery, and the treatment methods are chosen according to the causes, including conservative treatment and etiologic treatment. 1. Conservative treatment: especially when adenoid hypertrophy for a long time, it may cause habitual snoring after surgery. If there is no nasal or other diseases, we can improve the sleeping style of the child, choose the side position, or consult the stomatology department and wear oral orthodontic appliances to correct the open-mouth sleep. 2. Etiological treatment: if combined with rhinitis or sinusitis, can also cause nasal congestion, snoring during sleep, etc., need to treat the cause, the application of nasal sprays, such as mometasone furoate, fluticasone propionate, etc., oral loratadine, cetirizine, etc., if necessary; the cause of the lifting of the symptoms of snoring can be relieved. In conclusion, after adenoid surgery, if there are uncomfortable symptoms, it is recommended to review the cause of the disease and standardize the treatment.