<prompt> A girl presents, with cystic swelling at the junction of lower 13rd and upper 23rd of anterior wall of vagina at 10 0 Clock position. The Diagnosis is :Baholins cystGaners cystAdenocarcinomaVaginal Inclusion Cyst  <response>: Ans. is b i.e. Ganers cyst Ganers cyst is a cyst formed in Ganer duct. Ganers duct is a remnant of Wolffian duct. The duct passes downward by the side of the uterus to the level of internal os. It then runs forward to reach the anteriolateral aspect of the vaginal wall and may reach down as far as the hymen. The cyst can be diagnosed by its position as it is found on the lateral or anterolateral wall here 10 0 clock position of the vagina. lnfact majority of the vaginal cysts arise from Ganers duct. They can be distinguished from Baholins cyst, urethrocele, cystocele and urethral diveiculum by their position, by the fact they do not disappear with pressure or with change of posture and by demonstrating with around or other means that they do not communicate with the bladder or urethra. On the other hand Baholins cyst arises from Baholins gland which lies near the junction of middle and posterior third of labia majora therefore the cyst is also found there not on the junction of lower 13 and upper 2 3 anterior wall of vagina. Vaginal inclusion cyst Shaw 14e, p 122 is mainly seen at lower end of the vagina on its posterior surface and is caused by tags of mucosa embedding inside the scar that later forms a cyst. 