Viral meningitis refers to an inflammation of the meninges (meningitis) caused by a viral infection. It is comparable to aseptic meningitis in contrast to meningitis caused by bacteria. Viral meningitis can be spread though a large variety of viruses, most commonly enteroviruses.
Causative organisms include:
Herpes simplex virus, varicella zoster virus and cytomegalovirus have a specific antiviral therapy; most other viruses do not. For HSV the treatment of choice is acyclovir.