<unk>  is an opportunistic microorganism that infects its host by way of breaks in the skin or epidermis. Inflammation then takes place as the area of infection is inundated with lymphocytes, macrophages, and granulocytes. This pyogenic inflammation causes regional lymphadenitis in the sexually transmitted disease chancroid.
Haemophilus ducreyi
Mycoplasma genitalium
Trichomonas tenax
Chlamydia trachomatis
Mycobacterium ulcerans
Veillonella parvula
Treponema pallidum
Coxa vara