Medically reviewed by Sameena Zahoor, MDMedically reviewed by Sameena Zahoor, MD The meninges of the brain and spinal cord are three layers of membranes: the dura mater, arachnoid mater ...

An epidural blood patch is a surgical procedure in which a person’s blood is used to patch tears in the dura mater. During the procedure, the surgeon draws 5 to 25 milliliters of the person’s ...

The meninges normally form a fluid-proof barrier, but if the outer layer of the meninges (the dura mater) is damaged, CSF can leak out. Trauma is the most common cause of a CSF leak. This can be ...

Most scientists accept that it involves activation and sensitization of the trigeminovascular system, which includes the sensory peripheral projections to the pain-producing dura mater ...