Epstein-Barr Virus (EBV) – how it can affect the vagina and urinary tract
EBV is a cause of vulvar ulcers, particularly in younger girls, with the manifestation of this virus in the genitals thought to be rare.
Genital ulcers from non-sexually-transmissible viral sources
There are a few rarer causes of genital ulcers that can appear with flu-like symptoms, or by themselves, and appear to be related to viruses.