目的探讨解脲支原体(uu)感染与继发不孕是否存在关系。方法对15例继发不孕患者取宫颈管分泌物行uu培养检测,并与同期11例原发不孕患者宫颈管分泌物uu培养结果相对照,分析其结果是否存在差异。结果15例继发不孕患者中11例uu阳性,而11例原发不孕患者有3例uu检出阳性,其结果存在显著性差异(P<0.05)。结论uu感染是导致继发不孕的一个可能因素。 Objective To investigate the relationship between Ureaplasma urealyticum (UU) infection and secondary infertility. Methods Fifteen cases of secondary infertility patients underwent uu culture of uterine cervix secretion, and compared with uu culture results of uterine canal secretions of 11 cases of primary infertile patients in the same period, and analyzed whether there was any difference between them. Results Of the 15 cases of secondary infertility, 11 cases were positive for uu, while 11 cases of primary infertility were positive for uu. There was a significant difference (P <0.05). Conclusion uu infection is a possible cause of secondary infertility.