BACKGROUND A normal chromosomal constitution defined through PGT-A assessing all
chromosomes on trophectoderm (TE) biopsies represents the strongest predictor of embryo …

Objective To investigate the association between luteal serum progesterone levels and
frozen embryo transfer (FET) outcomes. Design Systematic review and meta-analysis …

Research question What factors determine serum progesterone concentrations the day
before cryopreserved embryo transfer in artificially prepared cycles? Design Retrospective …

Objective To compare the live birth rates (LBRs) in modified natural and programmed single
blastocyst frozen embryo transfer (FET) cycles. Design Retrospective cohort study. Setting …

Objective To investigate the optimal route of progesterone administration for luteal phase
support in a frozen embryo transfer. Design Systematic review. Patients Women undergoing …

ABSTRACT Study Objective To evaluate whether the presence of an ultrasonographic
visible isthmocele has an impact on the chance of pregnancy in women undergoing embryo …

Luteal phase management during assisted reproduction is increasingly pursued for its
potential to contribute to positive reproductive outcomes. Recent publications indicate that …

Research question Does the use of preimplantation genetic testing for aneuploidies (PGT-A)
improve outcomes in couples with severe male factor infertility (SMFI)? Design This …

Objective To assess the association between serum level of progesterone during stimulation
and in the luteal phase with pregnancy rate in a cohort of patients undergoing in vitro …

Research question Can serum oestradiol concentrations on the day of progesterone
initiation predict live birth rates in single, autologous vitrified–warmed blastocyst transfers …