The sphenoid sinuses are located in the sphenoid bone near the optic nerve and the pituitary gland on the side of the skull. There are seven bones that form the orbit (eye socket), and the ...

The frontal sinuses show the most anatomic variation such as congenital absence or hypoplasia (Fig. 1). The sphenoid sinuses, located posteriorly, form last. Anatomy of Sinuses-Artist's Rendition.

The tumor invades the cavernous sinus bilaterally and surrounds the carotid artery (C; carotid siphon) in the cavernous sinus. The sphenoid sinus is not seen, and the area inferior to the adenoma ...

It extends below the sphenoid sinus, into the suprasellar cistern, the right cavernous sinus, and the right middle cranial fossa, displacing the right temporal lobe. Comments 3090D553-9492-4563 ...

Eye - Sphenoid sinus mucocoele presenting with optic neuropathy and abducens palsy: a late complication of radiotherapy to the head and neck Skip to main content Thank you for visiting nature.com.

Ethmoid sinuses are in the nose, and the sphenoid sinus is directly behind the nose. Patients may notice tenderness in these areas when sinuses become infected.