Tuberculum sellae

Tuberculum sellae
Sphenoid bone. Upper surface. (Tuberculum sellae visible at center.)
Base of the skull. Upper surface. (Sphenoid bone visible in yellow, the tuberculum sellae is labeled at the right, fourth from the top of the yellow section.)
Identifiers
TA98A02.1.05.007
TA2590
FMA54719
Anatomical terminology

The tuberculum sellae (or the tubercle of the sella turcica) is a slight median elevation upon the superior aspect of the body of sphenoid bone (that forms the floor of the middle cranial fossa: 508-509 ) at the anterior boundary of the sella turcica (hypophyseal (pituitary) fossa): 509  and posterior boundary of the chiasmatic groove.: 509  A middle clinoid process flanks the tuberculum sellae on either side.: 509 

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