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

Importance To date, recurrent implantation failure (RIF) has no clear definition and no clearly
identified impaired function. Hence, the term RIF is currently used somewhat haphazardly …

• In this guideline, recurrent miscarriage has been defined as three or more first trimester
miscarriages. However, clinicians are encouraged to use their clinical discretion to …

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 …

Abstract BACKGROUND In IVF/ICSI treatment, the process of embryo implantation is the
success rate-limiting step. Endometrial scratching has been suggested to improve this …

In brief Immune dysfunction may contribute to or cause recurrent implantation failure. This
article summarizes normal and pathologic immune responses at implantation and critically …

Research question To evaluate the role of endometrial scratching performed prior to an
embryo transfer cycle on the probability of pregnancy compared to placebo/sham or no …

Both uterine endometrium and embryo contribute to implantation success. However, their
relative role in the implantation success is still a matter for debate, as are the roles of …

Despite improvements in in vitro fertilization success over the last 2 decades, the live birth
rates do not exceed 65% even after transfer of a preimplantation genetic testing for …

With the increasing offer of fertility treatment by a largely privatised sector, which has
involved the proliferation of treatment add‐ons lacking evidence of effectiveness, In‐Vitro …