Archive Of Standardized Exam Questions: Chancroid (Haemophilus Ducreyi)


This page is dedicated to organizing various examples of standardized exam questions whose answer is chancroid (Haemophilus ducreyi). While this may seem a odd practice, it is useful to see multiple examples of how chancroid (Haemophilus ducreyiwill be characterized on standardized exams (namely the boards and the shelf exams). This page is not meant to be used as a tradition question bank (as all of the answers will be the same), however seeing the classic “test” characterization for a disease is quite valuable.


Question # 1

A 29 year old woman comes to the clinic 15 days after she notices a painful sore on her vagina. She emigrated from Uganda recently. She has no past history of serious illness or surgical procedures. Her menses occur at irregular 44 day intervals. Her last menstrual period was 21 days ago. She has been sexually active with a number of partners and uses depot medroxyprogesterone. Her temperature is 100.4’F in the clinic. A genital examination shows a raw, deep. exquisitely tender ulcer at the introitus with an uneven base and inflamed undermined margins. What is the most likely diagnosis?

Explanation: painful ulcer = chancroid

Question # 2

A 23 year old sexually active woman comes to the clinic with complaints of a painful ulcer on the skin near her genitalia. On examination, she has a single, painful, non-indurated, and well demarcated on the skin immediately next to her right labium major. There is right inguinal lymphadenopathy. What is the most likely diagnosis?

Explanation: painful ulcer = chancroid


Page Updated: 10.19.2016