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external vertebral venous plexus


Definition: plexus of unvalved veins surrounding the vertebral column, with greatest venous density anterior to the vertebral bodies (anterior external vertebral venous plexus [TA]) and posterior to the vertebral arch (posterior external vertebral venous plexus [TA]); communicates with the internal vertebral venous plexus through intervertebral veins and with the segmental veins of each vertebral level.

Synonym(s): plexus venosus vertebralis externusTA

See Also: vertebral venous system

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.