<prompt> Encephalitis is caused by :HSV-IEBVInfectious mononucleosisCMV  <response>: Infections caused by HSV-1Acute gingivo-stomatitisHerpes labialisKerato-conjuctivitis Eczema herpeticumEncephalitisDendritic keratitisRef : textbook of microbiology, C P Baveja, 5th edition , Pg no:444 