<prompt> Clue cell is seen in -Bacterial vaginosisCandidial vaginosisChlamydiasisTrichomonas  <response>: Ans. is ai.e., Bacterial vaginosis Clue cells are seen in bacterial vaginosis - Clue cells are vaginal epithelial cells coated with coccobacillary organisms which have granular appearance and indistinct borders, on a wet mount prepared by mixing vaginal secretions with normal saline in a ratio of -1:1. Amsel criteria for the diagnosis of bacterial vaginosis Includes any three of the following four clinical abnormalitiesObjective signs of increased white homogenous vaginal discharge.Vaginal discharge pH of 4.5Liberation of distinct fishy odour attributable to volatile amines such as trim ethylamine immediately after vaginal secretions are mixed with a 10 solution of KOHMicroscopic demonstration of clue cells. 