Adenoid hypertrophy 0.7, generally refers to the A/N ratio of 0.7 (A is the thickness of the adenoids, N is the width of the nasopharyngeal cavity), refers to the adenoid hypertrophy blocking the posterior nostrils 70%, will block the posterior nostrils and even compression of the Eustachian tube pharyngeal orifice, nasal congestion, ear stuffiness, throat discomfort and other symptoms, and can cause obstructive sleep apnea hypopnea syndrome, which needs to be taken as a general treatment, medication or surgical treatment. 1. General treatment: patients can use saline to rinse the nasal cavity to reduce discomfort. If adenoid hypertrophy is caused by acute or chronic nasopharyngitis, the patient should actively cooperate with the doctor to treat the primary disease. 2. Drug treatment: nasal inflammatory diseases, can follow the doctor’s instructions to use mometasone furoate, fluticasone propionate, etc., to relieve nasal symptoms, if due to allergic rhinitis caused by adenoid hypertrophy, need to actively carry out anti-allergy treatment, follow the doctor’s instructions to use cetirizine, chlorotetracycline, etc., to improve the symptoms. 3. Surgery: If conservative treatment is ineffective, endoscopic adenoidectomy should be performed as soon as possible. Adenoid hypertrophy can also affect the child’s growth and development, found adenoid hypertrophy, need to be hospitalized, follow the doctor’s instructions for standardized treatment.