Axial FS T1 Post Gad images through the skull base show an enhancing mass in the
left masticator space, inferior orbit, and pterygopalatine fossa with extension
through the foramen rotundum into the left cavernous sinus and through foramen
ovale into Meckelís cave.
Axial, left para Sagittal, and Coronal T1FS post Gad images confirm the
perineural extension along the maxillary and mandibular nerves.
Key words: mri tumor neoplasia
Squamous cell carcinoma
with perineural spread