Spinal epidural space

The spinal epidural (extradural) space is distinctly separate from and not continuous with the cranial epidural space. Its exact definition and description are contentious 3

Gross anatomy

The spinal epidural space is located in the spinal canal between the spinal dura mater and the vertebral column and extends from the foramen magnum to the sacral canal at the level of S2/3 3. It is typically 4-6 mm in depth 4


Related pathology

Anatomy: Spine

Article information

rID: 29047
Section: Anatomy
Synonyms or Alternate Spellings:
  • Spinal extradural space
  • Peridural space
  • Cavum epidurale
  • Spatium epidurale

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