Definition of masked. 1  1 : marked by the use of masks a masked ball. 2  2 : failing to present or produce the usual symptoms : latent a masked infection a masked virus.
1 HSV-1. 2  This is the type that usually causes cold sores or fever blisters around your mouth, though it can be spread to your genital area during oral sex. 3  Recurrences are much less frequent than they are with HSV-2 infection. 4  HSV-2.
There are two types of herpes simplex virus, type 1 (HSV-1) and type 2 (HSV-2). HSV-1 more commonly causes oral infections while HSV-2 more commonly causes genital infections. They are transmitted by direct contact with body fluids or lesions of an infected individual.Transmission may still occur when symptoms are not present. Genital herpes is classified as a sexually transmitted infection.SV-1 more commonly causes oral infections while HSV-2 more commonly causes genital infections. They are transmitted by direct contact with body fluids or lesions of an infected individual. Transmission may still occur when symptoms are not present. Genital herpes is classified as a sexually transmitted infection.