[Tongue schwannoma：a case report].

Neurilemmomas, or called schwannomas, are tumors originating from schwann cells of the nerve sheath.With integrate capsules,the slow growing tumors are presenting benign properties in quite a few clinical cases.Approximately 25%~40% of all schwannomas were reported in the soft tissues of the head and neck. However,as a rare region, schwannomas in oral cavity was only reported less than 1% of all head and neck locations. We contribute the case of a 17 years old girl,who was experiencing progressive odynophagia and dysarthria. The lingual root's Neurilemmoma, as the final diagnosis, was confirmed by preoperative laryngendoscopy and histopathological examination. The surgery was conducted by suspension laryngoscope. Completely excised lesion was histopathological identified,which showed strong and diffuse staining with S100.