The outermost part of the spinal canal. It is the space within the canal (formed by the surrounding vertebrae) lying outside the dura mater. [ http://en.wikipedia.org/wiki/Epidural_space ]

Synonyms: cavum extradurale spatium epidurale cavum epidurale extradural space spatium extradurale

This is just here as a test because I lose it

Term information

latin term
spatium extradurale [ FMA:71228 FMA:TA ]

external ontology notes

in the FMA this is treated as a space of the head, but this ontology covers non-humans, where the space may continue into the tail

has related synonym

epidural cavity

has relational adjective

extradural

epidural

id

UBERON:0003691

taxon notes

In humans the epidural space contains lymphatics, spinal nerve roots, loose fatty tissue, small arteries, and a network of large, thin-walled blood vessels called the epidural venous plexus