Publications by authors named "Plu-Bureau G"

Article Synopsis
  • - Premature ovarian insufficiency (POI) is a condition where women's ovaries stop functioning normally before age 40, leading to infertility and hormonal issues, marked by absent menstrual cycles and high follicle-stimulating hormone levels.
  • - POI can be triggered by various factors, including medical treatments, genetic conditions, infections, and autoimmune diseases, affecting around 1 in 100 women, with a higher incidence before age 30.
  • - Recent advances in genetic research have improved our understanding of POI, allowing for better diagnosis and potential treatment options, including oocyte preservation for those with a family history of the condition.
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Aims: To evaluate the impact of onset time, duration, and severity of various types of hypertensive disorders of pregnancy (HDP) on the risk of incident DM.

Methods: We used data from the ongoing French nationwide prospective cohort study CONCEPTION. We included all primiparous women in CONCEPTION who delivered between 2010 and 2018 (n = 2,816,793 women).

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Background: Primary ovarian insufficiency (POI) affects around 2-4% of women before the age of 40. Genetic factors play an important role in POI. The GDF9 gene has been identified as a significant genetic contributor of POI.

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Background: We aimed to evaluate the impact of hypertensive disorders of pregnancy occurrence, recurrence, onset time, and severity on mortality and on a wide range of cardiovascular outcomes in France.

Methods And Results: CONCEPTION (Cohort of Cardiovascular Diseases in Pregnancy) is a French nationwide prospective cohort using data from the National Health Data System. We included all women in CONCEPTION with no history of a cardiovascular event who delivered in France for the first time between 2010 and 2018 (N=2 819 655).

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Pathogenic germline variants in the FOXL2 gene are associated with Blepharophimosis, Ptosis, and Epicanthus Inversus syndrome (BPES) in humans, an autosomal dominant condition. Two forms of BPES have emerged: (i) type I (BPES-I), characterized by ocular signs and primary ovarian failure (POI), and (ii) type II (BPES-II) with no systemic associations. This study aimed to compare the distribution of FOXL2 variants in idiopathic POI/DOR (diminished ovarian reserve) and both types of BPES, and to determine the involvement of FOXL2 in non-syndromic forms of POI/DOR.

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FMR1 premutation female carriers are at risk of developing premature/primary ovarian insufficiency (POI) with an incomplete penetrance. In this study, we determined the CGG repeat size among 1095 women with diminished ovarian reserve (DOR) / POI and characterized the CGG/AGG substructure in 44 women carrying an abnormal FMR1 repeat expansion number, compared to a group of 25 pregnant women carrying an abnormal FMR1 CGG repeat size. Allelic complexity scores of the FMR1 gene were calculated and compared between the two groups.

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Purpose: Premature ovarian insufficiency (POI) affects approximately 1% of women before the age of 40. Genetic contribution is a significant component of POI. The NOBOX gene was considered one of the major genetic causes of POI.

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Objective: To provide French guidelines for the management of women with abnormal uterine bleeding (AUB).

Design: A consensus committee of 26 experts was formed. A formal conflict-of-interest policy was developed at the beginning of the process and enforced throughout.

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Background: Many clinical trials have reported that low-dose aspirin decreases the risk of pre-eclampsia in women with prior pre-eclampsia. However, its impact in a real-world population has not been fully assessed.

Objectives: To assess the rates of low-dose aspirin initiation during pregnancy in women with a history of pre-eclampsia, and to evaluate the impact of low-dose aspirin in prevention of pre-eclampsia recurrence in a real-world population.

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Article Synopsis
  • * A study of over 2.8 million women in France identified 42,349 with chronic hypertension, revealing that those untreated faced higher risks, while treatment showed benefits in reducing severe complications like stroke and hemorrhage.
  • * Antihypertensive treatment during pregnancy is important for women with chronic hypertension, as it may lower the risk of serious cardiovascular and obstetric events, highlighting the need for careful management in this population.
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Objective: To assess the risk of gestational hypertension (GH) and pre-eclampsia (PE) during a second pregnancy after occurrence during a first pregnancy.

Design: Prospective cohort study.

Setting: CONCEPTION is a French nationwide cohort study that used data from the National Health Data System (SNDS) database.

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Objective: To compare the prevalence of contraception in breast cancer (BC) patients at risk of unintentional pregnancy (i.e. not currently pregnant or trying to get pregnant) and matched controls.

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Background: Cardiovascular diseases, including acute coronary syndromes, are the leading cause of maternal death in many developed countries.

Objective: We assessed acute coronary syndrome incidences during pregnancy, peripartum, and postpartum periods. We also compared overall pregnancy (ie, covering all 3 periods) incidence with that found in nonpregnant women of childbearing age.

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Study Question: Which factors are associated with low serum progesterone (P) levels on the day of frozen embryo transfer (FET), in HRT cycles?

Summary Answer: BMI, parity and non-European geographic origin are factors associated with low serum P levels on the day of FET in HRT cycles.

What Is Known Already: The detrimental impact of low serum P concentrations on HRT-FET outcomes is commonly recognized. However, the factors accounting for P level disparities among patients receiving the same luteal phase support treatment remain to be elucidated, to help clinicians predicting which subgroups of patients would benefit from a tailored P supplementation.

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Article Synopsis
  • Primary Ovarian Insufficiency (POI) affects 1-3.7% of women under 40, leading to issues like infertility and reduced lifespan, with many causes remaining unidentified; recent studies are exploring genetic links to POI through a large cohort of patients.* -
  • The research included 375 patients and uncovered a 29.3% success rate for clinical genetic diagnosis of POI, discovering new pathogenic genes and pathways previously unlinked to POI, while confirming the role of several known genes associated with cancer susceptibility and other genetic disorders.* -
  • This genetic understanding enables personalized medicine approaches, which aim to prevent or treat related health issues, predict ovarian reserve, and identify candidates for innovative therapies like in vitro
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Purpose: To report the results of systematic meningioma screening program implemented by French authorities in patients exposed to progestin therapies (cyproterone (CPA), nomegestrol (NA), and chlormadinone (CMA) acetate).

Methods: We conducted a prospective monocentric study on patients who, between September 2018 and April 2021, underwent standardized MRI (injection of gadolinium, then a T2 axial FLAIR and a 3D-T1 gradient-echo sequence) for meningioma screening.

Results: Of the 210 included patients, 15 (7.

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Background And Objectives: Despite the potentially devastating effects of pregnancy-related stroke, few studies have examined its incidence by type of stroke. We aimed to study the nationwide incidence rates and recent temporal trends for all types of pregnancy-related stroke and to compare these incidences with stroke incidence in nonpregnant women.

Methods: We conducted a study of 6,297,698 women aged 15-49 years who gave birth in France between 2010 and 2018 with no history of stroke before pregnancy by collecting data from the French National Health Insurance Information System database.

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Article Synopsis
  • Hereditary angioedema (HAE) is a serious condition causing unpredictable swelling attacks, and over the past decade, new treatments for long-term prophylaxis (LTP) have emerged based on a better understanding of its biology.
  • A study conducted in France in 2020 surveyed physicians from 25 expert centers about their practices, treatments, and the unmet needs of HAE patients; ultimately focusing on 20 centers with active patient files.
  • Of the 714 patients with C1 inhibitor deficiency, 59.2% were on LTP, but many still faced unmet needs related to treatment tolerability, efficacy, and cost; physicians expressed a desire for more effective, better-tolerated, and affordable therapies
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Aim: The aim of these recommendations is to set forth an individualized approach to the management of early postmenopausal women (i.e., within the first 10 years after natural menopause) covering all aspects of lifestyle and therapeutic management, with or without menopause hormone therapy (MHT).

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Research Question: What are the real-life oncofertility practices in young women diagnosed with breast cancer?

Design: The FEERIC (FErtility, prEgnancy, contRaceptIon after breast Cancer in France) study is a web-based cohort study launched with the French collaborative research platform Seintinelles. The current work is based on the enrolment self-administered questionnaire of 517 patients with prior breast cancer diagnosis, free from relapse and aged 18 to 43 years at inclusion (from 12 March 2018 to 27 June 2019).

Results: Median age at breast cancer diagnosis was 33.

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Objective: To provide French guidelines for the management of women with abnormal uterine bleeding (AUB).

Design: A consensus committee of 26 experts was formed. A formal conflict-of-interest (COI) policy was developed at the beginning of the process and enforced throughout.

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