造成输卵管妊娠重要原因之一是输卵管炎，引起输卵管炎的病原体最常见之一是沙眼衣原体（ＣＴ）［１］。我们应用酶免疫检测技术及聚合酶链反应（ＰＣＲ）技术，检测输卵管妊娠的病人，输卵管粘膜是否存在ＣＴ抗原和ＣＴ－ＤＮＡ，探讨输卵管妊娠与ＣＴ感染的关系。１　资料与 One of the most important causes of tubal pregnancy is salpingitis. One of the most common causes of salpingitis is Chlamydia trachomatis (CT) [1]. We used enzyme immunoassay and polymerase chain reaction (PCR) to detect the presence of CT antigen and CT-DNA in tubal mucosa in patients with tubal pregnancy and to explore the relationship between tubal pregnancy and CT infection. 1 information and