Brief Answer:Genital blisters
possibly due to HSV 1 infection.
Welcome to HCM.
Thanks for posting your query.
Childhood Mono of your man-friend had nothing to do with your genital blisters. These blisters are nothing but Genital Herpes
infection is caused by two types of organisms. They are HSV 1 and HSV 2. HSV 2 is an essentially a STD whereas HSV 1 infection (cold sore
, fever blisters) is usually spreads through other than sexual route. Rarely it can be transmitted to genitals through oral sex
So it could be possible that your genital blisters transmitted through oral sex from your man-friend who also had fever blisters.
Recurrence of these sores is very difficult to control. Consult your physician and follow their advise regarding the treatment.