Chronic sinusitis in children, if there is no other related diseases affecting, after standardized treatment for six months time is usually can be cured. Chronic rhinosinusitis in children refers to chronic inflammation of the mucous membrane of the nasal cavity and sinuses, with nasal symptoms lasting for more than 12 weeks, and the symptoms cannot be relieved or even aggravated. Chronic sinusitis in children is mainly characterized by nasal congestion, runny nose, sneezing, headache and other symptoms. Chronic sinusitis, generally need standardized treatment for 12 weeks. Treatment such as no purulent secretions can not use antibiotics; or the application of sensitive antibiotics for 2 weeks; nasal glucocorticoids, such as mometasone furoate nasal spray, it is recommended that the use of 8-12 weeks; saline rinsing of the nasal cavity; the application of antihistamines, such as dicloxacort; mucus promoters, such as oleander and other drug therapy. If there is a deviated septum, nasal polyps or recurrent respiratory infections the treatment time will be extended accordingly, overall chronic sinusitis six months the possibility of cure is very large. Chronic sinusitis is mainly acute sinusitis delayed, so it is recommended that parents urge their children to eat more, more exercise, enhance physical fitness, improve immunity, upper respiratory tract infections, acute sinusitis active treatment.