Chancroid is Caused by _____

Question

Chancroid is caused by _____.
A)Escherichia coli
B)Haemophilus ducreyi
C)Treponema pallidum
D)Neisseria gonorrhoeae

Accepted Answer

Chancroid is caused by Haemophilus ducreyi, a gram-negative bacterium. Escherichia coli, Neisseria gonorrhoeae, and Treponema pallidum are all causes of different sexually transmitted infections, but not chancroid.