Regarding HSV-2 infection-
Primary infections though self-limited are more severe and widespread and associated with systemic infections. Recurrent infections are more localized. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:468
Primary infection is usually wide spread
Recurrent attacks are due to reactivation of latent infection
Encephalitis can be caused by HSV - 2
New born may acquire infection the bih canal at the time of labour
Virology