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 ...

Acute subdural haematoma (ASDH) results from traumatic laceration to the brain, from bleeding from the cortical vessels into the subdural space or from acceleration–deceleration injury to the head ...