Chancre in syphilis

Chancre in syphilis
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Chancre, developing at the entry site of the pathogen, is a distinctive sign of the primary stage of syphilis. It is a painless ulceration with an indurated edge, app. 2 cm in diameter, usually healing within 3-7 weeks under scar formation.

Subsequently to chancre formation, regional lymphnode is swelling. After the healing of the chancre, this swelling remains even for a longer time. The combination of chancre and swelling of the regional lymph node is called primary complex.

Source: Centers for Disease Control and Prevention

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 - Uploaded at 29.11.2010
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