[目的 ]探讨子宫输卵管碘油造影 (HSG)在不孕症中的应用价值。 [方法 ]符合不孕症诊断 ,无 HSG检查禁忌症 ,要求检查的患者 ,常规碘油照影。 [结果 ]接受 HSG检查的 70 3例不孕症患者中 ,原发不孕与继发不孕的原因 ,在输卵管通畅、子宫畸形、内生殖器炎症等方面 ,两者的差异有极显著性意义 (P<0 .0 0 1)。 [结论 ]内生殖器结构、功能、炎症等改变是引起不孕症的重要原因 ;人工流产只能作为避孕失败后的补救措施 ,不应作为避孕的方法 [Objective] To investigate the value of hysterosalpingography (HSG) in infertility. [Method] In line with the diagnosis of infertility, no HSG contraindications, patients requiring examination, conventional lipiodol photo. [Results] Among the 703 infertile patients who underwent HSG examination, the causes of primary infertility and secondary infertility were significantly different in tubal patency, uterine malformation and genital inflammation (P <0. 0 0 1). [Conclusion] The change of internal genital structure, function and inflammation are the important causes of infertility. Induced abortion can only serve as a remedy after failure of contraception and should not be used as a method of contraception