<unk>  (PVE) is<unk>  complication which was associated with vaccination with vaccinia virus during worldwide smallpox eradication campaign. With mortality ranging between 25 – 30% and lifelong consequences between 16 – 30% it was one of the most severe adverse events associated with this vaccination. The mechanism of its underlying condition is unknown.
Postvaccinal encephalitis
Eastern equine encephalitis
Tick-borne encephalitis
Japanese encephalitis
Brain fever
Herpesviral encephalitis
Cryptic rabies
Herpesviral meningitis