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 ...

In meningitis, the bacteria attack the lining around the brain called the meninges. They breach the meninges to infect the fluid running into the spinal cord. One clear, early symptom is a stiff ...

Stationed within the meninges, squads of immune cells lie in wait, ready to unleash an inflammatory assault within the brain if needed. Holding these trigger-happy troops back during peacetime falls ...

Meningitis is an infection that causes the thin layers of the meninges that surround the brain and spinal cord to become inflamed, explains Dr. Rodrigo Hasbun, an infectious diseases professor at ...