Haemophilus ducreyi Detection by PCR.

Genital ulcers are typically caused by one of three organisms, Haemophilus ducreyi, Treponema pallidum, or herpes simplex virus, which cause chancroid, syphilis, and genital herpes, respectively. Although traditionally these diseases have been differentiated by their clinical presentation, there is considerable overlap in their clinical manifestations (1). [ABSTRACT FROM AUTHOR]