“…It is a disorder of the vaginal ecosystem characterized by a shift in the vaginal flora from the normally predominant Lactobacillus (7,18) to one dominated by a mixed flora including Gardnerella vaginalis (2,7,15,18,19) and Mobiluncus (2,15,19), Prevotella (2,3,15,18), Bacteroides (2,3,7,15), and Mycoplasma (2,7,15,18) species. Although the condition is associated with abnormal vaginal discharge, about half of the women with BV, diagnosed by the Amsel criteria, are symptom free (1).…”