Functional nasal endoscopic surgery can be performed for postnasal drip syndrome if conservative treatment is ineffective.
Postnasal drip syndrome is a chronic inflammation of the nasal cavity and sinuses caused by anaphylaxis or non-anaphylaxis, the secretion backflow into the oropharynx, long-term stimulation caused by pharyngeal foreign body sensation and chronic cough. Common causes of postnasal drip syndrome include acute and chronic inflammation of the nasal cavity and sinuses, such as acute rhinitis and chronic sinusitis; allergic rhinitis and other diseases.
Conservative treatment is preferred for postnasal drip syndrome, especially antihistamine medication is preferred for allergic rhinitis. Postnasal drip syndrome surgical treatment is mainly for conservative treatment is ineffective or accompanied by polyp sinusitis, currently preferred functional nasal endoscopic surgery, to remove lesions, rebuild the nasal cavity, sinus ventilation and drainage, to improve the physiological function of the lesion mucosa, to alleviate the symptoms.