21. When the cerebrospinal fluid is infected, the meninges become inflamed and can start to deteriorate. 22. And about half the patients accumulate bloody fluid in the tissue lining the brain, the meninges . 23. Inflammation in the meninges has been found to be associated to gray mater ( cortical ) demyelination. 24. Less severe forms are characterised by defects in the meninges and vertebrae which overlie the posterior spinal cord. 25. It refers to the protrusion of the meninges between the un-fused bones, to lie subcutaneously. 26. The meninges , cerebrospinal fluid and skull " smear " the EEG signal, obscuring its intracranial source. 27. The symptoms arise as a result of inflamed meninges , which eventually lead up to signs of meningitis. 28. Over time, the potassium spread from the visual cortex to the pain-controlling neurons in the meninges . 29. A stiff neck can occur as the result of increased pressure within the skull and irritation of the meninges . 30. The spinal cord is protected by three layers of tissue, called spinal meninges , that surround the canal.
