Pharyngeal cysts are generally not cancerous. Pharyngeal cysts generally include tonsil cysts, epiglottis cysts, vocal cord cysts, etc. They are benign tumors and generally will not deteriorate. 1. Tonsillar cyst: Infection or inflammation stimulation in the pharynx causes gland secretion blockage, forming cysts, which are benign lesions of the tonsils and generally do not become cancerous, but can cause a foreign body sensation in the pharynx, which can be removed through surgery. 2. Epiglottis cyst: the mucous gland ducts of epiglottis mucosa are blocked, and the mucus accumulates in the gland to form cysts, usually there are no obvious symptoms, but when the cysts are larger in size, it will cause a foreign body sensation in the pharynx, and it can be removed through surgery, and it is not easy to recur in general. 3. Vocal cord cysts: the mucous gland ducts of the vocal cord mucosa are blocked, resulting in mucus accumulation and cystic swelling, resulting in hoarseness, usually not cancerous, and can be removed through surgery. When cysts appear in the throat, it is recommended to go to the hospital for examination and treatment under the doctor’s guidance, so as to avoid affecting the normal life.