Low-temperature plasma ablation is a treatment for chronic hypertrophic pharyngitis, useful for specific pharyngitis but not for all pharyngitis. In chronic hypertrophic pharyngitis, the mucosa is chronically congested and hypertrophied, and there is extensive hyperplasia of connective and lymphatic tissues under the mucosa, forming granular elevations in the posterior wall of the pharynx, and sometimes even fusion, forming lymphoid follicles. There are foreign body sensation, burning sensation, dryness, itching, irritation and mild pain in the pharynx. Chronic hypertrophic pharyngitis, first of all, you need to quit smoking and alcohol, improve the working and living environment, actively treat nasal and nasopharyngeal diseases, local gargling compound borax solution, etc.; iodine containing tablets, silver and yellow containing tablets containing and so on. Drugs must be applied under the guidance of a doctor. The use of low-temperature plasma this lymphoid follicle ablation, the posterior wall of the pharynx lymphoid follicles ablation, to help patients with pharyngitis effectively eliminate hyperplastic lymphoid follicles, as a way to effectively alleviate the discomfort caused by chronic pharyngitis. Hospitalization is recommended when symptoms such as pharyngeal discomfort and coughing occur.