Ethmoidal veins

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Vein: Ethmoidal veins
Latin	venae ethmoidales
Drains to	superior ophthalmic vein
Artery	anterior ethmoidal artery, posterior ethmoidal artery

The ethmoidal veins are the venae comitantes of the ethmoidal arteries.

Veins (emissary, jugular and others) of head and neck (drainage patterns can vary) (TA A12.3.04–06, GA 7.644)

Retromandibular	maxillary (pterygoid plexus) · superficial temporal (anterior auricular)

Direct	posterior auricular transverse cervical · suprascapular · anterior jugular (jugular venous arch)

To COS	superior sagittal · straight (inferior sagittal) · occipital

To CS	sphenoparietal · intercavernous superior ophthalmic (ethmoidal, central retinal, nasofrontal, vorticose veins) · inferior ophthalmic

To IJV	sigmoid: transverse (petrosquamous) · superior petrosal inferior petrosal (basilar plexus, internal auditory veins) · condylar

Direct

Vertebral	occipital (occipital emissary) · suboccipital venous plexus deep cervical

Direct	inferior thyroid (inferior laryngeal) · thymic

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noco/syva/cong/lyvd/tumr, sysi/epon, injr

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