NCIt related terms : Epidural; Epidural Space; spatium epidurale; cavum extradurale; spatium extradurale; extradural space; cavum epidurale;
NCIt definition : Space between the dura mater and the walls of the vertebral canal.;
Alternative definition : NCI-GLOSS: Having to do with the space between the wall of the spinal canal and the
covering of the spinal cord. An epidural injection is given into this space.; CDISC: The body space between the dura mater and the walls of the vertebral canal.; UBERON: The outermost part of the spinal canal. It is the space within the canal (formed
by the surrounding vertebrae) lying outside the dura mater.;