梅毒是由梅毒螺旋体感染引起的具有复杂临床表现的慢性全身感染性疾病。梅毒可通过性接触、血液和母婴3种途径传播,是一种传染性较强、危害较大的性病,严重者可导致终生残疾甚至危及生命。为了解上海市嘉定区不同高危人群梅毒感染状况,2008—2012年我们对辖区内暗娼、性病门诊就诊者和男男性行为者等高危人群,和外来务工人员等性病重点人群进行梅毒血清学检测。现将检测结果分析如下。1资料与方法 Syphilis is a chronic systemic infection caused by the infection of Treponema pallidum with complex clinical manifestations. Syphilis can be transmitted through sexual contact, blood and maternal and infant 3 ways, is a more contagious, more harmful sexually transmitted diseases, severe cases can lead to life-long disabilities or even life-threatening. In order to understand the status of syphilis infection in different high-risk groups in Jiading District of Shanghai, 2008-2012, we conducted syphilis serological tests on high-risk groups such as sex workers, STD clinics and MSM and migrant workers. The test results are analyzed as follows. 1 data and methods