dura mater


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to dura mater: Arachnoid mater

dura mater

 [du´rah ma´ter] (L.)
the outermost, toughest, and most fibrous of the three membranes (meninges) covering the brain and spinal cord.

du·ra mat·er

(dū'ră mā'tĕr), [TA]
Pachymeninx (as distinguished from leptomeninx, the combined pia mater and arachnoid); a tough, fibrous membrane forming the outer covering of the central nervous system, consisting of periosteal and meningeal dura layer and an inner part, the dural border cell layer, continuous with the arachnoid barrier cell layer.
Synonym(s): dura [TA], pachymeninx [TA]
[L. hard mother, mistransl. of Ar. umm al-jāfīyah, tough protector or covering]

dura mater

(do͝or′ə mā′tər, mä′-, dyo͝or′ə)
n.
The tough fibrous membrane covering the brain and the spinal cord and lining the inner surface of the skull. It is the outermost of the three meninges that surround the brain and spinal cord.

du·ra ma·ter

(dūr'ă mā'tĕr) [TA]
Pachymeninx (as distinguished from leptomeninx, the combined pia mater and arachnoid); a tough, fibrous membrane forming the outer covering of the central nervous system.
Synonym(s): dura.
[L. hard mother, mistransl. of Ar. umm al-jāfīyah, tough protector or covering]

dura mater

A tough fibrous membrane, the outer of the three layers of the MENINGES that cover the brain and the spinal cord. The dura mater lies over the ARACHNOID and the PIA MATER.

dura mater

the connective tissue which covers the brain and spinal cord of vertebrates. See MENINGES.

Dura mater

One of the membranes that sheathes the spinal cord and brain; the dura mater is the outermost layer.
References in periodicals archive ?
(14.) Defebvre L, Destee A, Caron J, et al: Creutzfeldt-Jakob Disease after an embolization of intercostal arteries with cadaveric dura mater suggesting a systemic transmission of the prion agent.
Similar to other allogeneic dura mater grafts, Lyodura grafts were derived from cadaveric dura mater and used by surgeons for soft-tissue reconstruction of damaged, missing, or impaired tissues (primarily dura mater).
The new plaintiffs include Sadao Tagawa, 71, who developed CJD in October 2000 following a transplant of infected dura mater, and his wife.
Preserving the records will help the ministry confirm when infected dura mater was transplanted to patients to determine who may develop the disease in the future.
The ministry first approved imports of dura mater from Germany in 1973.
This study showed that exposure to 900 MHz EMF nearly doubled the mast cell number in the dura mater of rats, with an associated increase in their degranulation.
In the study group, in which the dura mater defect was closed with collagen matrix, the moderate inflammatory response was present in 1 subject and the minimal inflammatory response in 3.
On the suspicion of Hirayama disease, magnetic resonance imaging acquired in full flexion of the neck revealed dilation of the posterior internal vertebral plexus due to forward displacement of the posterior dura mater (Figure 1c-1f).
[1] The complex and multistep processes of the formation of epidural fibrosis adjacent to the dura mater is an inevitable, despite its necessity, and well-known effect of posterior spinal surgeries.
Flow deep must the instrument penetrate (eg, dura mater, cerebral cortex, basal ganglia, or brainstem)?
It is defined as a purulent collection between dura mater and arachnoid.
The meninges are composed of three layers: the Pia mater, Arachnoid mater and the Dura mater; all are contiguous with their cranial counterparts.