[Recurrent mixed parotid tumor localized in pharyngeal processus].

Tumors of pleomorhic adenoma parapharingeal space of the parotid gland amount for less than 20% of all salivary gland tumors. In most cases these tumors are benign, and pleomorphic (polymorphous) adenomas prevail among them (up to 80-90%). The frequency of their malignization varies from 3.