2016_Head & Neck COURSE BOOK

STAGING ORAL CAVITY

T1 T2 T3 T4

Tumor 2cm or less in its greatest dimension Tumor bigger than 2 cm but less than 4 cm in its greatest dimension Tumor bigger than 4 cm in its greatest dimension T4a tumor invades adjacent structures (eg. through cortical bone of the mandible, into deep extrinsic muscle of the tongue , maxillary sinus, skin of face) T4b tumor invades masticatory space, pterygoid plates, or skull base and/or encases the internal carotid artery

What about extrinsic tongue muscles???

mercoledì 29 giugno 16