noun phaseÂ·out \ËfÄz-ËauÌt\. : the act of stopping something gradually over a period of time in a planned series of steps or phases.
C. Incubation period: Usually 3 weeks, ranges from 10 days to 3 months for primary symptoms. D. Period of communicability: Moist mucocutaneous lesions of primary and secondary syphilis are infectious. However, it is difficult to differentiate between the infectious stage and the noninfectious early latent stage.
All signs and symptoms of the second stage of syphilis will disappear without treatment between three weeks and nine months, but the infection will still be present in the body. Latent Syphilis. The latent stage of syphilis, which occurs after the symptoms of secondary syphilis have disappeared, can last anywhere from a few years to up to 50 years. There are no symptoms in this stage and, after about two years, you may cease to be contagious.