目的:探讨阴道B超监测卵泡发育治疗多囊卵巢综合症的临床经验。方法:回顾性分析15例PCOS患者临床资料;结果:15例PCOS患者排卵成功9例,占60%。结论:阴道B超监测卵泡能够准确预测排卵时间,从而指导患者同房或者进行人工授精,有效减少了多胎妊娠及卵巢过度刺激综合症(OHSS)的发生,是目前PCOS促排卵治疗中首选监测排卵方法。 Objective: To explore the clinical experience of vaginal B-ultrasound in monitoring follicular development in the treatment of polycystic ovary syndrome. Methods: The clinical data of 15 PCOS patients were retrospectively analyzed. Results: 15 cases of PCOS were ovulated successfully, accounting for 60%. Conclusions: Vaginal ultrasound monitoring of ovarian follicles can accurately predict the ovulation time, which will guide the patients in the same room or perform artificial insemination, effectively reducing the incidence of multiple pregnancy and ovarian hyperstimulation syndrome (OHSS), which is the first choice of monitoring ovulation in ovulation induction therapy of PCOS .