been on depo for 4 years after having my 1st child, once i got off of my depo shots, had a year of no period, i just recently started to have period August 2018, September, October, i am 8 days late of my period this month November 2018 & negative on a dollar tree pregancy test. I also recently found out i have pelvic vencous syndrome i believe its called, all new to me. Would it affect my fertility.