先天梅毒又称胎传梅毒,是指梅毒螺旋体由母体经胎盘进入胎儿血液循环,使胎儿受染而发生的新生儿、婴儿和儿童的梅毒,２岁以内为早期先天梅毒,２岁以上为晚期先天梅毒。据统计,美国、英国、加拿大等国家２０～２９岁妇女梅毒发病率约为３／１０万,近年我国发病率也呈上升趋势,相 Congenital syphilis, also known as fetal syphilis, refers to the Treponema pallidum from the mother through the placenta into the fetus blood circulation, so that the fetus occurred in neonates, infants and children with syphilis, congenital syphilis within 2 years of age as early congenital syphilis, more than 2 years of age Innate syphilis. According to statistics, the incidence of syphilis in 20-29-year-old women in the United States, Britain, Canada and other countries is about 3 / 100,000. In recent years, the incidence of syphilis in China has also been on the rise.