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多囊卵巢综合征(PCOS)是育龄妇女不孕较常见的原因,随着促排卵方案的改进和辅助生殖技术的发展,近年其妊娠率有了很大提高。但是由于其特殊的内分泌改变,抱婴回家率尚不理想。Damario等[1]报道,在长方案IVF降调节前口服避孕药(OC)预处理1周期,可减少高反应患者的周期取消率,提
Polycystic ovary syndrome (PCOS) is the most common cause of infertility in women of childbearing age. With the improvement of ovulation induction program and the development of assisted reproductive technology, the pregnancy rate has been greatly improved in recent years. However, owing to its special endocrine changes, the rate of returning to babies is not satisfactory. Damario et al. [1] reported that oral administration of contraceptives (OC) pretreatment for one cycle before long-term regimen IVF downregulation could reduce the cycle cancellation rate in patients with high response