Adenoid hypertrophy 0.7 is a more serious condition. Adenoid hypertrophy 0.7 means that the adenoids occupy 0.7 of the nasopharyngeal cavity, the larger the value the more serious the degree of adenoid hypertrophy, adenoid hypertrophy 0.7 means that the adenoids block the posterior nostril by 70%. If the patient’s adenoids block the nasopharynx, it will lead to nasal ventilation and drainage obstacles, which may cause rhinitis, sinusitis; if the adenoids block the Eustachian tube, it may cause secretory otitis media, while adenoid hypertrophy is also the main cause of obstructive sleep apnea hypoventilation syndrome, long-term untreated will lead to adenoid face, nutritional dysplasia, slow response and other symptoms. Adenoid hypertrophy 0.7, it is recommended under general anesthesia, transoral or nasal endoscopic low temperature plasma adenoidectomy.