• | organism – Treponema pertenue |
• | primary lesion = “Mother yaw” - a papule that ulcerates and becomes granulomatous |
• | secondary lesions called , “Daughter yaws” are smaller versions of the primary lesions |
• | late non-contagious stage – months to years after primary infection, gummata develop in the skin and bones |
Non-venereal treponemal infections
• | spread by direct contact |
• | predominantly a disease of underprivileged children |
• | both diagnosed clinically and by reactive serologic tests for syphilis |
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