What was the fate of human embryos following long-term cryopreservation (≥12 years) and frozen embryo transfer?

• Published in: Human reproduction (Oxford) Vol. 34; no. 1; pp. 52 - 55
• Main Authors: Yuan, Yuan, Mai, Qingyun, Ma, Jiaxuan, Deng, Mingfen, Xu, Yanwen, Zhuang, Guanglun, Zhou, Canquan
• Format: Journal Article
• Language: English
• Published: England Oxford University Press 01.01.2019
• Subjects: Adult; Birth Rate; Blastocyst; Cryopreservation; Embryo Transfer - methods; Female; Humans; Infertility - therapy; Live Birth; Ovulation Induction; Pregnancy; Pregnancy Rate; Retrospective Studies; Time Factors; Treatment Outcome; Vitrification; long term; frozen embryo transfer; outcomes; cryopreservation; live birth rate

Abstract STUDY QUESTION Do human embryos survive long-term cryopreservation (CP) (≥12 years) and implant after frozen embryo transfer (ET)? SUMMARY ANSWER Human embryos remain usable after long-term CP. WHAT IS KNOWN ALREADY Several cohort studies have reported the live birth rate or neonatal outcom...