Clue cells (+) are a common finding in routine leukorrhea tests and are usually indicative of bacterial vaginosis. Clue cell is the surface of the adherence of a large number of small particles of the vaginal shedding squamous epithelial cells, such small particles are mostly Gardnerella and other anaerobic bacteria, which can make the surface of the squamous epithelial cells seen under a high power microscope is rough, fuzzy, unclear borders, jagged edges. If you suffer from bacterial vaginosis, there will mostly be an increase in thin vaginal discharge with a fishy odor, there can be mild vulvar itching or burning sensation, you need to use anti-anaerobic drugs, such as metronidazole, tinidazole or clindamycin for treatment, the general first choice of metronidazole for treatment, but also the choice of topical metronidazole preparations for vaginal medication.