To study the clinical manifestation and treatment of bacterial vaginosis. Methods; Vaginal discharge samples taken from 211 patients with BV and 200 healthy women at childbearing age were screened by Gram-stained vaginal smears, which were under microscopic observation within 5~8 fields of vision to look for clue cells and to record the amount of lactobacillus,leukocyte,epithelium cells and coccus in order to decide degree of vaginal cleanness. The smears' were graded with Spiegeal method and in the meanwhi...