A 19-year-old girl with painless ulcer in labia majora with everted margins:
Ans. is a, i.e. Treponema pallidumThe M/c causes of genital ulcers in young, sexual active women are:* Herpes simplex virus (HSV)* Treponema pallidum (syphilis)* Haemophilus ducreyi (chancroid).In this case, painless ulcer with everted margin leave no doubt that the cause of the ulcer is syphilis (treponema pallidum).Clinical features of genital ulcers
Treponema pallidum
Chlamydia
Gonorrhoea
Herpes genital ulcer disease
Sexually Transmitted Disease in the Female