All are included in Amsler's criteria, EXCEPT:: (A) Vaginal pH <4.5, (B) Positive amine test, (C) Clue cells> 20% of total vaginal epithelial cells, (D) Homogenous thin discharge
Answer is A. Amsler's criteria used for the diagnosis of bacterial vaginosis is based on clinical & lab indicators: Vaginal pH >4.5, alkaline Positive amine test Clue cells> 20% of total vaginal epithelial cells Homogenous thin discharge Scanty / absent lactobacilli 3 out of 5 criteria suggests this diagnosis Ref: Sexually transmitted infections, Bhushan Kumar, 2nd edition pg 673.