梅毒是由梅毒螺旋体引起的一种慢性全身性疾病,可以引起全身组织和器官的损害与病变,导致组织破坏乃至死亡[1]。1960年代性病在中国基本被消除,1980年代性病再度抬头,梅毒发病率也呈上升趋势。为了解大同市梅毒发病趋势和流行特征,对大同市2005-2011年梅毒流行特征进行分析。1材料与方法1.1资料来源数据来自中国疾病预防控制信息系统网络直报,按梅毒患者所在地区和发病日期进行统 Syphilis is a chronic systemic disease caused by Treponema pallidum, which can cause damage and disease to the tissues and organs of the body, leading to tissue destruction and even death [1]. In the 1960s, venereal disease was basically eliminated in China. In the 1980s, the incidence of sexually transmitted diseases rose again. The incidence of syphilis also showed an upward trend. In order to understand the trend and prevalence of syphilis in Datong, the epidemiological characteristics of syphilis in Datong from 2005 to 2011 were analyzed. 1 Materials and Methods 1.1 Data Source Data from the China Disease Prevention and Control Information System Network Direct reports, according to syphilis patients in the region and the onset date of the system