Viral is the most common, but other types are more dangerous Medically reviewed by Brigid Dwyer, MD Meningitis is inflammation or infection of the meninges and cerebrospinal fluid (CSF).

Here's why there are such a wide variety of symptoms associated with meningitis and why not every form of meningitis is ...

This complication is associated with severe cases of viral meningitis, and it can occur ... potentially obstructing the flow of CSF in the brain. This may result in fluid accumulation in the ...