The bacterial flora that characterizes BV have been recovered from the endometria
and salpinges of women who have PID.
BV has been associated with endometritis, PID,
and vaginal cuff cellulitis after invasive procedures, including endometrial biopsy, hysterectomy, hysterosalpingography, placement of an IUD, cesarean section, and uterine curettage.
Have you ruled out the above.