结论：免疫因素为女性不明原因不孕、育症的主要原因。
Conclusion Immune factor was the chief cause of infertility in women.
方法：采用免疫组化s -P法检测41例不明原因不孕症及35例正常宫内膜组织中CD 44的表达水平及分布。
Methods The level of expression of CD44 in 41 unknown reason infertility and 35 normal endometrium was measured by immunohistochemical method (S-P technique).
不明原因不孕患者中，原发不孕患者术后妊娠率为56.7%（17/30），继发不孕患者术后妊娠率为38.5%（5/13）。
In patients with unexplained infertility, the post-operative pregnancy rate for primary infertility was 56.7%(17/30) and for secondary infertility, 38.5%(5/13).
目的对原因不明性不孕治疗的相关临床研究证据进行评价。
Objective To evaluate the clinical evidence of treatment for unexplained infertility.
目的：探讨对不明原因原发性不孕患者行宫腔内人工授精(IUI)失败后治疗方法的合理选择。
Objective: To determine an optimal insemination technique for unexplained infertility patients undergoing IVF or ICSI following failed intrauterine insemination (IUI).
不明原因的不孕症的诊断只能用于所有不孕症的检查不能发现原因同时不孕时间达24个月或以上的患者。
The term unexplained infertility should be used only after a thorough infertility investigation has failed to reveal an identifiable source and the duration of infertility is 24 months or more.
不明原因的不孕症的诊断只能用于所有不孕症的检查不能发现原因同时不孕时间达24个月或以上的患者。
The term unexplained infertility should be used only after a thorough infertility investigation has failed to reveal an identifiable source and the duration of infertility is 24 months or more.
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