Publications by authors named "Chauffour C"

Successful embryo implantation requires transient, well-controlled inflammation in decidualizing cells. In mice, Toll-like receptor (TLR) 4 signaling in endometrial epithelial cells (EECs) by stimulation with factors present in seminal fluids has been shown to be a key upstream driver of a controlled inflammatory response. Clinical evidence supports that exposure of the female reproductive tract to seminal plasma promotes implantation success.

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Objectives: To assess concordance between double human and automated optical reading (AOR) concerning two biological tests for rupture of membranes (ROM) METHODS: We conducted a monocentric, prospective, observational study comparing Actim Prom (Alere SAS, Jouy-en Josas, France) and Hiprom Duo (Fumouze, Levallois-Perret, France). Each test was performed simultaneously in patients with suspected ROM and read independently by 2 biologists and AOR device. ROM was clinically confirmed in case of recurrent leakage or spontaneous labour with no perceived membranes within 48hours.

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First-line diagnostic investigations for endometriosis are physical examination and pelvic ultrasound. The second-line investigations are: targeted pelvic examination performed by an expert clinician, transvaginal ultrasound performed by an expert physician sonographer (radiologist or gynaecologist), and pelvic MRI. Management of endometriosis is recommended when the disease has a functional impact.

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Introduction: Using the structured methodology of French guidelines (HAS-CNGOF), the aim of this chapter was to formulate good practice points (GPP), in relation to optimal non-ART management of endometriosis related to infertility, based on the best available evidence in the literature.

Materials And Methods: This guideline was produced by a group of experts in the field including a thorough systematic search of the literature (from January 1980 to March 2017). Were included only women with endometriosis related to infertility.

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First-line investigations to diagnose endometriosis are clinical examination and pelvic ultrasound. Second-line investigations include pelvic examination performed by a referent clinician, transvaginal ultrasound performed by a referent echographist, and pelvic MRI. It is recommended to treat endometriosis when it is symptomatic.

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Deeply infiltrating endometriosis is a severe form of the disease, defined by endometriotic tissue peritoneal infiltration. The disease may involve the rectovaginal septum, uterosacral ligaments, digestive tract or bladder. Deeply infiltrating endometriosis is responsible for disabling pain and infertility.

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Fertility preservation (FP) techniques are progressing rapidly these past few years thanks to the oocyte vitrification. Indication of FP techniques is now extended to non-oncological situation that may induce risk of premature ovarian failure. Ovarian endometriosis can lead to premature ovarian failure and further infertility due to the high risk of ovarian cysts recurrence and surgery.

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Should the presence of endometriosis change the management of assisted reproductive technology? There is no difference in pregnancy rate after IVF between an agonist or antagonist protocol in patients with endometriosis, so the choice between one or the other of these protocols is free. But the review of the literature has shown an improvement in the chances of pregnancy in case of prolonged ovulation suppression before stimulation for IVF with a GnRH agonist analogue or with oral contraception, especially in cases of severe endometriosis. Endometriosis, regardless of the stage and type of lesions, would have no effect on the IVF results in terms of pregnancy rate and live birth rate, but with a lower number of oocytes collected, especially in cases of severe endometriosis.

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Could the presence of an endometrioma change the management of Assisted Reproductive Technology? The presence of an endometrioma (<6cm) at the time of stimulation or an endometrioma operated prior to stimulation have no impact on the quality of the embryos and the final results of IVF about the pregnancy and live birth rates despite a possible decrease in the number of oocytes retrieved and potentially higher doses of gonadotropins used. The discovery of an endometrioma during IVF stimulation should not lead to an interruption of the attempt. Their surgical treatment before IVF is not recommended just to improve fertility.

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The management of endometriosis related infertility requires a global approach. In this context, the prescription of an anti-gonadotropic hormonal treatment does not increase the rate of non-ART (assisted reproductive technologies) pregnancies and it is not recommended. In case of endometriosis related infertility, the results of IVF management in terms of pregnancy and birth rates are not negatively affected by the existence of endometriosis.

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This case highlights a rare but potentially life-threatening complication of a contraceptive implant insertion that was corrected by a noninvasive endovascular procedure. This procedure requires a quick intervention to be successful.

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Objective: To determine whether the transcription factors liver X receptors (LXRs) and their downstream genes, which are involved in the regulation of several testicular functions in mouse models, are differentially expressed in testes of men with nonobstructive azoospermia (NOA) or obstructive azoospermia (OA).

Design: Prospective study.

Setting: University hospital.

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