My watch list

Intercavernous sinuses

Vein: Intercavernous sinuses

Dural veins

The sinuses at the base of the skull. (Visible as light blue circle at center.)
Latin	sini intercavernosi
Gray's	subject #171 659
MeSH	Cranial+Sinuses

The intercavernous sinuses are two in number, an anterior^[1] and a posterior,^[2] and connect the two cavernous sinuses across the middle line.

Additional recommended knowledge

How to quickly check pipettes?

Weighing the right way

What is the Correct Way to Check Repeatability in Balances?

The anterior passes in front of the hypophysis cerebri, the posterior behind it, and they form with the cavernous sinuses a venous circle (circular sinus) around the hypophysis.

The anterior one is usually the larger of the two, and one or other is occasionally absent.

References

^ s_12/12738815 at Dorland's Medical Dictionary
^ s_12/12738822 at Dorland's Medical Dictionary

v • d • e Veins of head and neck
head and face	common facial • facial (frontal, supraorbital, angular, superior labial, inferior labial, deep facial) • pterygoid plexus retromandibular (maxillary) • superficial temporal (anterior auricular) • posterior auricular occipital • suboccipital venous plexus
neck	internal jugular: lingual • pharyngeal • superior thyroid • middle thyroid other jugular veins: external • anterior • arch vertebral (deep cervical)
diploic/brain	cerebral: superior • middle • inferior • great • internal (basal) cerebellar: superior • inferior
sinuses of the dura mater	sigmoid • transverse (petrosquamous) confluence: superior sagittal • straight (inferior sagittal) • occipital cavernous (sphenoparietal) • inferior petrosal (basilar plexus) • intercavernous • superior petrosal • emissary
ophthalmic	superior ophthalmic • central retinal • nasofrontal • inferior ophthalmic • vorticose veins
internal auditory veins