Petrosquamous sinus

From Wikipedia, the free encyclopedia

Vein: Petrosquamous sinus
Latin	s. petrosquamosus
Gray's	subject #171 658
Dorlands / Elsevier	s_12/12739054

The petrosquamous sinus, when present, runs backward along the junction of the squama and petrous portion of the temporal, and opens into the transverse sinus.

[edit] External links

SIG at UWash Petrosquamous%20sinus

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 As such, some of the information contained herein may be outdated.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)