WebIt leads medially into the pterygopalatine fossa. o The inferior orbital fissure is a horizontal fissure between the greater wing of the sphenoid bone and the maxilla. It leads forward into the orbit. o Superiorly, the fossa is limited by the infratemporal surface of the greater wing of the sphenoid bone and the very anteroinferior-most portion ... WebThe superior border is the greater wing of the sphenoid, and the maxilla and palatine bone compose the inferior border, with the zygomatic bone laterally. The zygomatic nerve and the infraorbital nerve pass through this fissure as well as some infraorbital vessels.
Greater wing of sphenoid, the home for aneurysmal bone cysts: a …
WebInfratemporal crest. Sphenoid bone. Anterior and inferior surfaces. (Infratemporal crest labeled at center left.) The lateral surface of the greater wing of the sphenoid is convex, and divided by a transverse ridge, the infratemporal crest, into two portions. The superior or temporal portion, convex from above downward, concave from before ... WebLesser wings: These are smaller and more superiorly placed than the greater wings. They form part of the anterior cranial fossa and contain the optic canal, through which the optic nerve passes. Sella turcica: This is a saddle-shaped depression on the upper surface of the body of the sphenoid bone. granth 3
Anatomy, Sphenoid Bone - StatPearls - NCBI Bookshelf
WebThe greater wing forms the inferior border of the supraorbital fissure, and is perforated at its root by foramina rotundum ovale and spinosum and the pterygoid canal. Synonym (s): ala major ossis sphenoidalis [TA], ala temporalis Farlex Partner Medical Dictionary © Farlex 2012 great·er wing of sphe·noid (bone) ( grātĕr wing sfēnoyd bōn) [TA] WebApr 3, 2024 · The sphenosquamosal suture separates the squamous part from the greater wing of the sphenoid bone anteriorly The zygomaticotemporal suture separates the zygomatic process of the … WebSep 17, 2024 · Findings demonstrated poorly marginated diffuse right greater sphenoid wing cortical thickening, resulting in mass effect on the lateral rectus muscle. Post-contrast CT orbits did not show lesional or soft-tissue enhancement. A CT thorax/abdomen/pelvis was undertaken to exclude a primary malignancy. grant hacking facebook