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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