The feeling of a foreign body in the throat may be related to chronic pharyngitis, epiglottis cyst, chronic tonsillitis and other factors. 1. Chronic pharyngitis: diffuse chronic inflammation of the pharyngeal mucosa, submucosa and lymphatic tissue. The mucosa is congested and thickened, with extensive connective and lymphatic tissue hyperplasia under the mucosa, and lymphatic tissue hyperplasia around the mucous glands, forming multiple granular elevations on the posterior pharyngeal wall. The pharynx produces foreign body sensation, itching, burning, dryness or slight pain, which can cause the phenomenon of feeling a foreign body in the throat. 2. Epiglottis cysts: generally due to chronic inflammation of the throat stimulation, inflammatory secretions, retention or wrapped by the mucous membrane, and then the formation of cysts, the clinical manifestations of pharyngeal sensation, sense of swallowing obstruction, etc., secondary to the infection of the throat pain and other uncomfortable symptoms, which may lead to the phenomenon of the throat feeling a foreign body. 3. Chronic tonsillitis: generally refers to the body’s immunity, low resistance to bacterial invasion, resulting in inflammation of the tonsils, the clinical manifestations of dry throat, dysphagia, pharyngeal foreign body sensation and other symptoms, may cause the phenomenon of the throat feeling a foreign body. If there is always a foreign body in the throat, you can actively seek medical treatment and systematic examination to clarify the diagnosis.