Basilar plexus

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Vein: Basilar plexus

The sinuses at the base of the skull.
Latin	plexus basilaris
Gray's	subject #171 660
Dorlands / Elsevier	p_24/12647562

The basilar plexus (transverse or basilar sinus) consists of several interlacing venous channels between the layers of the dura mater over the basilar part of the occipital bone, and serves to connect the two inferior petrosal sinuses.

It communicates with the anterior vertebral venous plexus.

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

v • d • e

Veins (emissary, jugular and others) and sinuses of head and neck (drainage patterns can vary)

to external jugular

retromandibular: maxillary • superficial temporal (anterior auricular)

posterior auricular

transverse cervical - suprascapular - anterior jugular (jugular venous arch)

to internal jugular

Diploic/brain	cerebral: superior • middle • inferior • great • internal (basal, superior thalamostriate) cerebellar: superior • inferior To COS: superior sagittal • straight (inferior sagittal) • occipital To CS: sphenoparietal • intercavernous superior ophthalmic (ethmoidal, central retinal, nasofrontal) • inferior ophthalmic • vorticose veins To IJV: sigmoid: transverse (petrosquamous) • superior petrosal inferior petrosal (basilar plexus, internal auditory veins) - condylar

Other	common facial • facial (frontal, supraorbital, angular, superior labial, inferior labial, deep facial) • pterygoid plexus lingual (dorsal lingual, deep lingual, sublingual) • pharyngeal • thyroid (superior/superior laryngeal, middle)