cavernous sinus

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Related to Cavernous sinuses: Cavernous sinus thrombosis

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 ?
3,6 Cavernous sinuses contain internal carotid artery and its sympathetic plexus, so orbital congestion and proptosis are seen in cases with cavernous sinus syndrome.
It is postulated that in this patient's case, an airlock occurred briefly, resulting in retrograde flow of air from the jugular CVC site to the cavernous sinuses, as evidenced by CT scans.
Larger tumors may be resectable by this approach, but lesions that extend into the cavernous sinuses laterally or very high into the brain superiorly cannot be completely resected by surgery.
Using this technique, the normal gland enhances later than the pituitary stalk and cavernous sinuses.
7 Hypophysis, stalk, cavernous sinuses, sphenoid sinus and optic chiasma are well evaluated on coronal and sagittal T1-weighted MRI both before and after Gadolinium injection.
Bilateral cavernous sinuses extend from the petrous segment of the temporal bone to the orbit and contain cranial nerves III (oculomotor), IV (trochlear), V1 (ophthalmic division of the trigeminal nerve), V2 (maxillary division of the trigeminal nerve) and VI (abducens).