If there is a bulge in something, there is a sudden large increase in it. ...a bulge in aircraft sales. ...the huge bulge of payments due over the next two years. Synonyms: increase, rise, boost, surge More Synonyms of bulge.
Two types of herpes simplex virus infections can cause genital herpes: 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.
The viruses that can cause encephalitis include: Herpes simplex virus (HSV). Both HSV type 1 â associated with cold sores and fever blisters around your mouth â and HSV type 2 â associated with genital herpes â can cause encephalitis. Encephalitis caused by HSV type 1 is rare but can result in significant brain damage or death. Other herpes viruses. These include the Epstein-Barr virus, which commonly causes infectious mononucleosis, and the varicella-zoster virus, which commonly causes chickenpox and shingles. Enteroviruses.