STUDY QUESTION What is the effect of natural cycle IVF in women with poor ovarian response according to the new ESHRE definition for poor ovarian responders: the Bologna criteria? SUMMARY ANSWER Although natural cycle IVF is a promising treatment option for normal responders, poor ovarian responders, as described by the Bologna criteria, have a very poor prognosis and do not appear to experie...

the microdose gnrh agonist (gnrh-a) flare protocol may have a particular value for previously poor responders in whom it has been observed to stimulate dramatic increases in serum fsh. the purpose of this study was to determine the effects of microdose gnrh-a in poor responders. this is a clinical trial with before and after design. this study was done in research and clinical center for infert...

Materials and Methods: This prospective study was performed on 70 patients undergoing controlled ovarian hyperstimulation and followed by the IVF Department between February 2009-June 2009. Age, body mass index (BMI), basal levels of folliclestimulating hormone (FSH), estradiol (E2), luteinizing hormone (LH), ovarian volume, and number of antral follicles were compared between the good responde...

BACKGROUND The counselling of poor ovarian responders about the probability of pregnancy remains a puzzle for gynaecologists. The aim of this study was to optimise the management of poor responders by investigating the role of the oocyte-derived factor bone morphogenetic protein-15 (BMP-15) combined with chronological age in the prediction of the outcome of in-vitro fertilisation-embryo transfe...

Purpose: To assess if consecutive oocyte retrieval (OR) of more than three times for poor ovarian responders could be an effective method to obtain competent embryos becoming babies.

BACKGROUND The aim of this meta-analysis was to evaluate the role of androgens or androgen-modulating agents on the probability of pregnancy achievement in poor responders undergoing IVF. METHODS Medline, EMBASE, CENTRAL, Scopus and Web of Science databases were searched for the identification of randomized controlled trials evaluating the administration of testosterone, dehydroepiandrosteron...