<prompt> Clue cell is seen in:Trichomonas vaginalisBacterial VaginosisCandidiasisHerpes  <response>: Ref: Shaws Textbook of Gynaecology 15th Edition Pg: 131.Explanation:Clue cells are characteristic of bacterial vaginosis.Bacterial VaginosisIt is associated with considerable decrease in the normal vaginal flora lactobaciUus with increase in anaerobic bacteria in the vagina.Common organisms:Haemophilus vaginalisGardnerellaMobil incusMycoplasma hominisOther characteristics of the vaginal discharge in bacterial vaginosis:White milky non viscous discharge adherent to the vaginal wallpH 4.5Fishy odour when mixed with 10 KOH Whiff TestGram staining and culture confirms the diagnosis.Treatment:Metronidazole 500 mg twice daily for 7 days. Complications:PIDChorioamnionitisPROMPreterm labor 