Question

A 32 year old women presents to the city health clinic after she noticed an ulceration on her vulva. She first noticed the lesion a week ago. She has a history of gonorrhea and is worried that this may be another sexually transmitted infection. She recently became sexually active with a new partner. She denies using an sort of protection. She denies any other symptoms.  

On examination, of her external genitalia, she has a painless, ulcerated nodule that is observed in the vestibule of the vagina. The ulcer has a smooth, clean base with indurated borders. The reminder of her pelvic examination is normal.

Questions:

1. What is her most likely diagnosis?

2. What microorganism is it caused by?

Answer 1

1 Ans. The most likely diagnosis would be Syphilis as there is painless lesion initially which turned to painless ulcer also called as a chancre.

2 Ans. The bacteria (microorganism) that causes Syphilis is Treponema pallidum