Recurrent implantation failure (RIF) is a syndrome of complex etiology. Excluding the
involvement of embryonic factors, RIF is characterized by women aged≤ 40 years who fail …

Background Recurrent implantation failure (RIF) can be defined as a failure to achieve a
clinical pregnancy after transfer of at least four embryos of good quality in a minimum of …

A better understanding of the mechanisms responsible for implantation may improve our
ability to treat RIF and improve IVF results in general. This issue's Views and Reviews aims …

STUDY QUESTION What is the global variability in recurrent implantation failure (RIF)
definition, investigation and therapy, currently offered to patients undergoing IVF …

Most proposed definitions of recurrent implantation failure (RIF) are based on clinical
judgement, probably affected by patients' demands. They are not based on robust statistical …

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

Recurrent implantation failure (RIF) is an undefined, quite often, clinical phenomenon that
can result from the repeated failure of embryo transfers to obtain a viable pregnancy. Careful …

Recurrent implantation failure (RIF) is a poorly defined clinical scenario marked by failure to
achieve pregnancy after multiple embryo transfers. The causes and definitions of …

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 …

Recurrent implantation failure (RIF) is an uncommon, imprecisely defined clinical disorder
characterized by failure to achieve pregnancy after repeated embryo transfers. The diverse …