Chronic pharyngitis is divided into three types: chronic simple pharyngitis, chronic hypertrophic pharyngitis and atrophic and dry pharyngitis. Causes: 1, recurrent acute pharyngitis; 2, inflammation of the surrounding organs can cause, such as rhinopathy, tonsils and periodontitis; 3, physical factors, such as excessive smoking and alcohol, spicy food. 4, systemic factors, such as anemia, indigestion, cardiovascular disease, endocrine diseases, etc. Symptoms: 1. Foreign body sensation, itching, dryness and slight pain in the throat; 2. Morning cough with nausea, no sputum or only small granular secretions. Treatment: 1, active treatment of peripheral organ diseases, quit smoking and limit alcohol; 2, application of mouthwash or oral tablets; 3, Chinese medicine treatment; 4, hypertrophic pharyngitis can be applied to laser, microwave, cryogenic radiofrequency treatment of hyperplastic lymphoid follicles in the posterior pharyngeal wall; 5, dry pharyngitis local application of iodine glycerin application, application of vitamin drugs.