The Outcome of Two Protocols Used to Prepare Endometrium for Frozen Embryo Transfer

Summary

This is a RCT to test the outcome of two protocols used for preparation of the endometrium for frozen blastocyst embryo transfer

Timeline

Start

2020-08-12

Primary completion

2021-02-05

Completion

2021-02-05

Publications

• Background Mackens S, Santos-Ribeiro S, van de Vijver A, Racca A, Van Landuyt L, Tournaye H, Blockeel C. Frozen embryo transfer: a review on the optimal endometrial preparation and timing. Hum Reprod. 2017 Nov 1;32(11):2234-2242. doi: 10.1093/humrep/dex285.
• Background Sekhon L, Feuerstein J, Pan S, Overbey J, Lee JA, Briton-Jones C, Flisser E, Stein DE, Mukherjee T, Grunfeld L, Sandler B, Copperman AB. Endometrial preparation before the transfer of single, vitrified-warmed, euploid blastocysts: does the duration of estradiol treatment influence clinical outcome? Fertil Steril. 2019 Jun;111(6):1177-1185.e3. doi: 10.1016/j.fertnstert.2019.02.024. Epub 2019 Apr 24.
• Background Liu KE, Hartman M, Hartman A, Luo ZC, Mahutte N. The impact of a thin endometrial lining on fresh and frozen-thaw IVF outcomes: an analysis of over 40 000 embryo transfers. Hum Reprod. 2018 Oct 1;33(10):1883-1888. doi: 10.1093/humrep/dey281.
• Background Pan Y, Hao G, Wang Q, Liu H, Wang Z, Jiang Q, Shi Y, Chen ZJ. Major Factors Affecting the Live Birth Rate After Frozen Embryo Transfer Among Young Women. Front Med (Lausanne). 2020 Mar 24;7:94. doi: 10.3389/fmed.2020.00094. eCollection 2020.
• Background Haas J, Smith R, Zilberberg E, Nayot D, Meriano J, Barzilay E, Casper RF. Endometrial compaction (decreased thickness) in response to progesterone results in optimal pregnancy outcome in frozen-thawed embryo transfers. Fertil Steril. 2019 Sep;112(3):503-509.e1. doi: 10.1016/j.fertnstert.2019.05.001. Epub 2019 Jun 24.
• Background Devine K, Richter KS, Widra EA, McKeeby JL. Vitrified blastocyst transfer cycles with the use of only vaginal progesterone replacement with Endometrin have inferior ongoing pregnancy rates: results from the planned interim analysis of a three-arm randomized controlled noninferiority trial. Fertil Steril. 2018 Feb;109(2):266-275. doi: 10.1016/j.fertnstert.2017.11.004. Epub 2018 Jan 17.
• Background Miller PB, Parnell BA, Bushnell G, Tallman N, Forstein DA, Higdon HL 3rd, Kitawaki J, Lessey BA. Endometrial receptivity defects during IVF cycles with and without letrozole. Hum Reprod. 2012 Mar;27(3):881-8. doi: 10.1093/humrep/der452. Epub 2012 Jan 13.
• Background Gardner DK, Schoolcraft WB. Culture and transfer of human blastocysts. Curr Opin Obstet Gynecol. 1999 Jun;11(3):307-11. doi: 10.1097/00001703-199906000-00013.

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