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

Implantation is a critical step in human reproduction. The success of this step is dependent
on a competent blastocyst, receptive endometrium, and successful cross talk between the …

Background Previous evidence indicates associations between the female reproductive tract
microbiome composition and reproductive outcome in infertile patients undergoing assisted …

STUDY QUESTION How should recurrent implantation failure (RIF) in patients undergoing
ART be defined and managed? SUMMARY ANSWER This is the first ESHRE good practice …

Implantation is the first step in human reproduction. Successful implantation depends on the
crosstalk between embryo and endometrium. Recurrent implantation failure (RIF) is a …

Despite the worldwide increase in frozen embryo transfer, the search for the best protocol to
prime endometrium continues. Well-designed trials comparing various frozen embryo …

STUDY QUESTION Which add-ons are safe and effective to be used in ART treatment?
SUMMARY ANSWER Forty-two recommendations were formulated on the use of add-ons in …

Background In vitro fertilisation (IVF) or intracytoplasmic sperm injection (ICSI) treatments
conventionally consist of a fresh embryo transfer, possibly followed by one or more …

Purpose To evaluate the clinical usefulness of the endometrial receptivity array (ERA) and
the preimplantation genetic test for aneuploidy (PGT-A) in patients with severe and …

Objective To determine whether personalized embryo transfer (pET) guided by endometrial
receptivity array (ERA) test improves reproductive outcomes for fresh embryo transfers …