1, Department of Otolaryngology, Shanghai Armed Police Corps Hospital, Symptoms of chronic simple rhinitis: stuffy nose, intermittent or persistent, aggravated by cold, purulent nose, and sometimes difficult to spit out. Chronic pharyngitis and laryngitis are prone to occur due to nasal congestion, long-term oral breathing and nasal irritation. Treatment: For patients whose symptoms are not very serious, chlorine hemp nasal drops are generally used. If the symptoms are not obvious after drug treatment, microwave, laser or surgery can also be used. 2, allergic rhinitis symptoms: paroxysmal sneezing caused by allergen stimulation, a lot of clear water-like nose, stuffy nose, itchy nose and other symptoms. Treatment: Patients should avoid contact with allergens, take oral antiallergic drugs, or take surgical treatment to reduce nasal mucosa sensitivity. 3, symptoms of atrophic rhinitis: the patient's nose sense of smell decreased or disappeared, due to the decomposition of a large number of pus scabs in the nasal cavity, resulting in nasal odor, mostly yellow-green purulent nose. Treatment: There is no specific treatment at present. You can wash the nasal cavity with warm physiological saline every day, and drip peppermint paraffin oil into the nasal cavity to moisten the nasal mucosa, improve blood circulation and reduce nasal dryness.