子宫内膜异位症(endometriosis,EMs)定义为子宫内膜组织生长于子宫腔以外,其在普通人群中的患病率为5%,育龄女性为10%,而在不孕患者中则高达25%~50%[1]。尽管EMs与不孕之间的关联性尚无法确定,但大多数研究报道EMs患者比正常对照组妊娠率低,而具体机制还知之甚少。正常育龄夫 Endometriosis (endometriosis, EMs) is defined as the growth of endometrial tissue outside the uterine cavity, its prevalence in the general population is 5%, 10% of women of childbearing age, but in infertility patients up to 25% ~ 50% [1]. Although the association between EMs and infertility can not be determined, most studies report that pregnancy rates are lower in EMs than in normal controls, and the exact mechanism is poorly understood. Normal child-rearing husband