A systemic non-venereal infection of the tropics caused by TREPONEMA PALLIDUM subspecies pertenue.

An infectious disease of the skin caused by Treponema carateum that occurs only in the western hemisphere. Age of onset is between 10 and 20 years of age. This condition is characterized by marked changes in the skin color and is believed to be transmitted by direct person-to-person contact.

Infections with bacteria of the genus TREPONEMA.

Semisynthetic antibiotic prepared by combining the sodium salt of penicillin G with N,N'-dibenzylethylenediamine.

The causative agent of venereal and non-venereal syphilis as well as yaws.