Yaws

Alternate Name:

Test:

Lesion exudate dark field microscopy (+), FTA(+), VDRL (+), Treponema inhibition test (+)

Sign:

Ulcerating papules, lymphadenitis

Dd:

Pathology identical to syphilis, but easily clinicallydifferentiated. Tropical ulcers, traumatic ulcers, impetigo, secondary syphilis, leishmaniasis

Phys:

Cutaneous infection in conditions of poor hygiene by Treponema pertenue