[Granular cell tumor. A lingual case report].

Although the origin of granular cell tumor (GCT) is no totally clarified, a neurogenic source is generally accepted. Some think its forerunners are the Schwann cells. Despite the tongue's localisation is frequently seen, few are the papers dealing with this topic. We report the case of a patient suffering a granular cell tumor of the tongue and profit the opportunity to reconsider the followings items: clinical findings, examination, diagnosis, histology and management and course of these growths. Literature's review of the theme.