An epiglottis cyst is a cystic swelling formed when the mucous gland ducts of the epiglottis become blocked and mucus is retained. Chronic inflammation of the pharynx, or congenital malformations, as well as long-term smoking, alcohol consumption, trauma and other factors are among the causes of epiglottis cysts. Smaller cysts usually do not have any symptoms in the early stage, but larger cysts will have a sense of blockage in the throat, as well as a sense of foreign body, or in severe cases, can lead to swallowing obstruction, dyspnea and other symptoms. This disease is mainly treated by surgery, i.e. cystectomy or cyst uncovering, which needs to be performed with the help of high-frequency electrosurgery, ultrasonic knife, laser and other equipment. Usually should pay attention to personal dietary hygiene, quit smoking and alcohol, with chronic pharyngitis, it is recommended to actively seek medical systematic examination, clear diagnosis and standardized treatment as prescribed by the doctor.