Epiglottis neoplasm may be epiglottis polyp, epiglottis cyst, epiglottis lymphatic tissue hyperplasia and other diseases. 1. Eustachian polyps: Eustachian polyps may be caused by repeated inflammation of the throat, often occurring on the tongue surface of the eustachian, resulting in a decrease in the eustachian lift function, causing choking and coughing, so it is necessary to perform eustachian polyp removal surgery in a timely manner. 2. Epiglottis cysts: mostly caused by chronic inflammation, trauma, etc., causing obstruction of mucous gland ducts and retention of secretions, and also caused by congenital developmental malformations. They mostly occur in the epiglottis valley, epiglottis tongue surface and epiglottis free edge, and are usually visible when the mouth is opened. 3. Lymphatic hyperplasia of epiglottis: It is usually caused by inflammation of lymphatic tissues, often with tingling sensation in the pharynx, and should be treated in time. It is suggested that patients should seek medical treatment in time to find out the cause of the disease and treat the cause in order to treat the disease and avoid aggravation of the condition.