 [ Symptoms ] i have herpes simplex virus 2 i may have passed this to my baby boy [ Disease ] it is possible that you may have passed the virus to your baby during vaginal delivery at the same time i do not think what is now on your baby is genitals a herpes activation symptoms as they usually appear in few weeks after delivery as a skin infection and blisters not rash this could be a diaper rash see the pediatrician for examining the rash and giving the treatment and to be assured nothing bad is there