This 53 year-old man presented with numbness over the distribution of the right maxillary division
of the trigeminal nerve and epistaxis. On nasal endoscopy, a fleshy nasopharyngeal tumor is noted.
Histologic diagnosis: adenoid cystic carcinoma.
Left nasal endoscopy, showing an easily bleeding, fleshy nasopharyngeal tumor protruding anteriorly through the posterior choana. The tumor filled the nasophaynx.
This axial CT scan slice shows erosion of the clivus and skullbase. Tumor is also noted in the