tuberculum sellae


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tu·ber·cu·lum sel·'lae

[TA]
the slight elevation in front of the pituitary fossa (sella turcica) on the body of the sphenoid bone.
Synonym(s): tubercle of saddle
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
In the pre-sellar and sellar sinus types; the intersinus septa attached to the anterior wall (tuberculum sellae) of the ST in 16.2% of cases.
Sella turcica was also drawn as a structure from the tip of the dorsum sella to that of the tuberculum sellae as seen on the radiograph.
The ligamentous or the bony form of interclinoid ligament is important in the aneurysms surgery of the intracavernous portion of the internal carotid artery and surgery for tuberculum sellae meningiomas.
Tumor recurrences were found in two patients: one patient with tuberculum sellae meningioma recurred 34 months after surgery and underwent the operation again; and another patient with craniopharyngioma recurred 20 months after surgery and received radiation therapy.
Meningiomas affecting the visual pathway originate from the basal meninges of tuberculum sellae, planum sphenoidale, chiasmatic sulcus and from diaphragma sellae.
Nozaki, "Tuberculum sellae meningioma causing progressive visual impairment during pregnancy: case report," Neurologia Medico-Chirurgica, vol.
Its imaging characteristics were most consistent with a tuberculum sellae meningioma.
Although, many authors prefer the transcranial approach for intrasellar meningiomas, Kinjo et al suggested the transcranial-transsphenoidal approach because of its wider exposure and safer hemostasis (3); and Jallo and Benjamin suggested a pterional craniotomy with microsurgical dissection of the sylvian fissure allows access to tuberculum sellae meningiomas with minimal neurological and ophthalmological morbidity (5).
It consists four clinoid processes (two anterior and two posterior), the anterior border represented by tuberculum sellae and the posterior border by the dorsum sellae (Kucia et al., 2014).
Meningiomas of the sellar/ parasellar region can arise from cavernous sinus, planum sphenoidale, diaphragma sellae, anterior clinoid processes, tuberculum sellae, medial lesser wing of sphenoid and optic nerve sheath.
Background: Tuberculum sellae meningiomas (TSMs) present a special symptom because of the adherence and compression to the optic nerve, optic artery, and the chiasm.
Patient was diagnosed to have tuberculum sellae meningioma and planned for surgery.

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