Tag Archives: secondary

Medical News Today: What is the secondary stage of syphilis?

Syphilis, which the bacterium Treponema pallidum causes, is a form of sexually transmitted infection. There are four stages of syphilis. The infection can be serious or cause severe complications without treatment. Primary syphilis includes the first sign of syphilis, which is typically a small and painless sore near the genitals, anus, or mouth, near the… Read More »