English | 17 Dec. 2007 | ISBN: 1600218644 | 320 Pages | PDF | 6 MB
Oral cancer is any cancerous tissue growth located in the mouth. It may arise as a primary lesion originating in any of the oral tissues, by metastasis from a distant site of origin, or by extension from a neighbouring anatomic structure, such as the nasal cavity or the maxillary sinus.