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(spinal) epidural space


Definition: fat-filled space immediately external to the dura mater ensheathing the spinal cord; contains the internal vertebral (epidural) venous plexus, and is the target site for epidural anesthesia.

Synonym(s): spatium peridurale

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