Pre-eclampsia is a life-threatening disease of pregnancy unique to humans and a leading
cause of maternal and neonatal morbidity and mortality. Women who survive pre-eclampsia …

BACKGROUND Polycystic ovary syndrome (PCOS) is the most common cause of
anovulatory infertility. An endometrial component has been suggested to contribute to …

Background Embryo selection with preimplantation genetic testing for aneuploidy (PGT-A)
may improve pregnancy outcomes after initial embryo transfer. However, it remains …

Chromosome imbalance (aneuploidy) is the major cause of pregnancy loss and congenital
disorders in humans. Analyses of small biopsies from human embryos suggest that …

Recurrent implantation failure (RIF) refers to cases in which women have had three failed in
vitro fertilization (IVF) attempts with good quality embryos. The definition should also take …

Background Elective single embryo transfer (eSET) has been increasingly advocated, but
concerns about the lower pregnancy rate after reducing the number of embryos transferred …

ABSTRACT BACKGROUND Elective freezing of all good quality embryos and transfer in
subsequent cycles, ie elective frozen embryo transfer (eFET), has recently increased …

Worldwide, more than 7 million children have now been born after ART: these delivery rates
are steadily rising and now comprise 2–6% of births in the European countries. To achieve …

In vitro fertilization involving frozen embryo transfer and donor oocytes increases
preeclampsia risk. These in vitro fertilization protocols typically yield pregnancies without a …

Background Frozen embryo transfer is associated with better perinatal outcome regarding
preterm birth and low birthweight, yet higher risk of large for gestational age and …