结论潜伏梅毒发病率高，晚期梅毒发病率低，青霉素仍然是治疗梅毒的首选药物。

Conclusions the incidence of latent syphilis is high, while the incidence of late syphilis is low. Penicillin remains the treatment of choice for syphilis.

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来自诸如蒙古、南非、肯尼亚、和玻利维亚的研究，妊娠晚期才开始保健，而且距离诊所远与先天梅毒有关。

Studies from places as diverse as Mongolia, South Africa, Kenya, and Bolivia associate congenital syphilis with care beginning late in pregnancy, as well as with distance from a clinic.

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在梅毒晚期（有时发生在最初感染后20-30年），常出现累及血管（包括主动脉和主动脉瓣）的病损。

In the late stage of syphilis, sometimes 20-30 years after the initial infection, damages are often seen in the blood vessels including the AORTA and the AORTIC VALVE.

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在梅毒晚期（有时发生在最初感染后20-30年），常出现累及血管（包括主动脉和主动脉瓣）的病损。

In the late stage of syphilis, sometimes 20-30 years after the initial infection, damages are often seen in the blood vessels including the AORTA and the AORTIC VALVE.

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