Dear J.M.: Encephalitis means inflammation of the brain, which is a rare condition. It can be caused by infections ...

Herpes simplex virus (HSV) encephalitis, caused by HSV types 1 and 2, is the most common sporadic viral encephalitis worldwide, with an annual incidence of around 2·2–4·6 per million people.1 Before ...

A major UK clinical trial has shown that adding the corticosteroid dexamethasone to standard antiviral treatment for encephalitis (brain inflammation), caused by herpes simplex virus (HSV) does not ...