sella turcica


Also found in: Dictionary, Medical, Wikipedia.
Related to sella turcica: Perpendicular plate, Empty Sella Turcica

sella turcica

[‚sel·ə ′tər·kə·kə]
(anatomy)
A depression in the upper surface of the sphenoid bone in which the pituitary gland rests in vertebrates.
References in periodicals archive ?
A comparison of sella turcica bridging among the sagittal and vertical malocclusion groups was not significant.
In addition, it is also difficult to distinguish pituicytoma from pituitary macroadenomas for a mass occupying both sella turcica and suprasellar space.
Structure and postnatal organisation of here to fore uninvestigated and infrequent ossifications of sella turcica region.
Computed tomography (CT) and magnetic resonance imaging (MRI) revealed the presence of a soft-tissue-density mass with extension through the floor of the sella turcica, the sphenoid sinuses, cavernous sinuses, and suprasellar region (figure 1).
According to this method, the ITA was outlined by dorsum sellae cranially, internal table of the occipital bone dorsally, the clivus ventrally and the McRae line caudally, whereas, STA was the area between dorsum sellae and the internal tables of the bones in the supratentorial compartment, excluding the sella turcica.
Other common space-occupying effects of intracranial aneurysm include visual field deficits (contralateral homonymous hemianopia) in relation to compression of the optic tract, mental derangements if the aneurysm compresses the mammillary bodies, and pituitary insufficiency if the aneurysm grows into the sella turcica [5].
The sella turcica is situated superoposteriorly and contains the pituitary gland.
The pituitary lies in the sella turcica, a concave structure in the superior sphenoid bone at the base of the brain (Figure 1).
These tumors can cause to enlargement of the sella turcica and destruction of the floor of the sellae (8).
The primary component of the sella turcica is the sphenoid bone with a component from the basiocciput.
The ossification of the sella turcica region (ST) occurs from the pituitary cartilage of cartilaginous neurocranium (Fitzgerald, 1978; Moore, 1988; Gomez-Sanchez et al.
Computed tomography (CT) showed a 2x2 cm mass and some destruction of the sella turcica (Fig.