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The etymology behind the term "clue" cell derives from the original research article from Gardner and Dukes describing the characteristic cells. The name was chosen for its brevity in describing the sine qua non of bacterial vaginosis. [1] They are a medical sign of bacterial vaginosis, particularly that caused by Gardnerella vaginalis, [2] a ...
A vaginal wet mount with a clue cell, indicating bacterial vaginosis. Bacterial vaginosis generally produces a vaginal discharge that is thin and milky with a fishy odor. [1] Diagnosis is made using Amsel Criteria - three of the four following criteria must be met: >20% of the epithelial cells are clue cells (the single most reliable predictor) [4]
A pH greater than 4.5 is considered alkaline and is suggestive of bacterial vaginosis. [citation needed] The presence of clue cells on wet mount. Similar to the whiff test, the test for clue cells is performed by placing a drop of sodium chloride solution on a slide containing vaginal discharge. If present, clue cells can be visualized under a ...
Gram stain of cells from the vagina (the same magnification) with normal bacterial flora (top) and the bacteria that cause vaginosis (bottom). A variety of diagnosis techniques are currently available for identifying Gardnerella vaginalis such as the OSOM BV Blue assay, FemExam cards and nucleic acid amplification tests (NAATs), resulting in the determination of ongoing BV.
Microscopic picture of vaginal epithelial clue cells coated with Gardnerella vaginalis, magnified 400 times Scientific classification; Domain: Bacteria: Phylum: Actinomycetota: Class: Actinomycetia: Order: Bifidobacteriales: Family: Bifidobacteriaceae: Genus: Gardnerella Greenwood and Pickett 1980 [1] Species [2] Gardnerella greenwoodii Sousa ...
Bacterial vaginosis (BV) is an infection caused by a change in the vaginal flora, which refers to the community of organisms that live in the vagina. [20] It is the most common cause of pathological vaginal discharge in women of childbearing age and accounts for 40–50% of cases. [ 21 ]