Pathophysiology: Meningitis is an inflammation of the tissue lining that covers the brain and spinal cord. The pathogenesis of each family of viruses that causes viral meningitis varies. It is uncommon complication of common systemic infections. In children some studies shows learning disabilities, neuromuscular impairments (ie, mild paresis or loss of coordination), and deafness to viral meningitis. Communicating hydrocephalus is a rare complication of viral meningitis.
Disease Statistics: Viral meningitis is by far the more common than bacterial meningitis. Enteroviruses are contagious and infects less than 1 in 1000 develops meningitis. The symptoms have a wide range of severity. Herpes simplex virus (HSV) is one of the most common viruses infecting humans of all ages.
Treatment: For most of the cases, there is no specific treatment for viral meningitis. Mostly people completely recover on their own within 7 to 10 days. However disease from certain viruses such as herpesvirus and influenza requires treatment with an antiviral medication. Antibiotics are useful only in cases of bacterial meningitis.
Research: Public Health Agency of Canada work on the developments of meningitis in the nation with some primary centres such as Meningitis Research Foundation of Canada.