抗心磷脂抗体（ACA）是一种自身抗体，与妇产科疾病关系极其密切。本文通过实验室与胎盘病理检查相对比，探讨自身抗体对妊娠的影响。对象与方法一、对象：1995年5月至1996年10月间在本院产前检查的孕妇5330例（孕20～25周）。二、方法：5330例孕妇除常规检查外，测血清ACA。二 Anticardiolipin antibodies (ACA) is an autoantibody that has a very close relationship with obstetrics and gynecology. In this paper, laboratory and placental pathology compared to explore the impact of autoantibodies on pregnancy. Subjects and Methods I. Object: 5330 pregnant women (20 to 25 weeks pregnant) were examined in our hospital from May 1995 to October 1996. Second, methods: 5330 pregnant women in addition to routine examination, the serum ACA. two