cavernous sinus


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cavernous sinus

[′kav·ər·nəs ′sī·nəs]
(anatomy)
Either of a pair of venous sinuses of the dura mater located on the side of the body of the sphenoid bone.
References in periodicals archive ?
Surrounding the cavernous sinus are important nerves called the cranial nerves because they originate from the brain within the cranium (skull bone).
Treatment of a carotid cavernous fistula via direct transovale cavernous sinus puncture.
(D) Sagittal MRI indicating compression of the dura (D) superiorly and the cavernous sinus (CS) superoposteriorly.
CSF leak was the commonest complaint in 10(55.5%) of these patients which did not require any surgical intervention CSF leakage could occur when cavernous sinus and diaphragmatic recesses are explored but mostly this resolves by itself.
The potential mechanisms underlying headache in PA are meningeal irritation, duramater compression, enlargement of the sella turcica walls, or involvement of the superior division of the trigeminal nerve inside the cavernous sinus [1].
Sola et al., "Tolosa-hunt syndrome due to actinomycosis of the cavernous sinus: the infectious hypothesis revisited," Headache, vol.
Following initiation of heparin infusion, a CT venogram (CTV) confirmed the presence of thrombosis along with a filling defect in the L cavernous sinus (Figure 3).
Trigeminal schwannomas in the cavernous sinus usually arise in the Meckel's cave and demonstrate secondary anterior extension (2).
A follow-up MRI in patient 5 after three months showed decreased signal intensity and enhancement of the affected cavernous sinus.
A small haematoma extended through to the cavernous sinus. All the paranasal sinuses were normal.
Baseline cranial contrast enhanced MRI detected a nonspecific inflammatory granulomatous lesion in the right cavernous sinus extending basally towards the right trigeminal cave (Meckel's cave) and anteriorly towards the apex of the right orbit.
This inflammatory lesion may propagate endocranially, resulting in acute meningitis, epidural abscess, subdural empyema, cavernous sinus trombophlebitis, cerebritis, and frontal lobe abscess of the brain.

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