EPIDURAL SPACE Meaning and
Definition
-
The epidural space is a term used in medical anatomy to describe the specific location within the spinal column. It refers to the space that exists between the outermost membrane covering the spinal cord (known as the dura mater) and the innermost layer of the spinal canal. This space is filled with a cushioning substance called the epidural fat, along with several blood vessels and connective tissues.
The epidural space plays a crucial role in medical procedures such as epidural anesthesia and analgesia. When a person undergoes an epidural, a small needle is carefully placed into this space to administer medication, typically an anesthetic or analgesic, which helps to numb or relieve pain in a specific area of the body. Epidurals are commonly used during childbirth, surgeries (particularly those involving the lower body), and for managing chronic pain.
Additionally, the epidural space acts as a protective mechanism for the spinal cord, shielding it from potential trauma or injury. The composition and structure of the epidural space allow it to prevent direct pressure on the delicate nervous tissue. However, various medical conditions, such as spinal epidural hematoma or abscesses, can cause inflammation or damage within this space, potentially compressing or interfering with the spinal cord's normal functioning.
-
Cavum epidurale, the space between the dura mater and the vertebral periosteum or the dura mater and the bones of the cranium, the latter probably lymph spaces.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for EPIDURAL SPACE
- wpidural space
- spidural space
- dpidural space
- rpidural space
- 4pidural space
- 3pidural space
- eoidural space
- elidural space
- e-idural space
- e0idural space
- epudural space
- epjdural space
- epkdural space
- epodural space
- ep9dural space
- ep8dural space
- episural space
- epixural space
- epicural space
- epifural space
Etymology of EPIDURAL SPACE
The term "epidural" is derived from two Latin words: "epi" meaning "on" or "outside" and "dura" meaning "dura mater". The dura mater is the tough outermost layer of the three membranes (meninges) that surround and protect the brain and spinal cord. The "epidural space" refers to the anatomical space located just outside the dura mater. In medical context, "epidural" is most commonly associated with the administration of medication into this specific space for pain relief during childbirth or surgical procedures.
Infographic
Add the infographic to your website:
