139 results match your criteria: "Paris Centre de Recherche Cardiovasculaire[Affiliation]"

Overview of recent guidelines and consensus statements on initial screening and management of phaeochromocytoma and paraganglioma in SDHx pathogenic variant carriers and patients.

Best Pract Res Clin Endocrinol Metab

September 2024

Université Paris Cité, AP-HP, Hôpital Européen Georges Pompidou, DMU Carte, Unité Hypertension Artérielle, Centre de références en maladies rares de la surrénale, Paris Centre de Recherche Cardiovasculaire, INSERM, Paris, France. Electronic address:

Phaeochromocytomas and paragangliomas (PPGLs) are rare neuroendocrine tumours with a strong genetic predisposition, involving over 20 genes and with germline pathogenic variants identified in 40 % of cases. The succinate dehydrogenase (SDHx) genes are the most commonly implicated in hereditary PPGLs, accounting for 20 % of cases, and present unique diagnostic and treatment challenges due to their potential for multiple, recurrent, and aggressive manifestations, often necessitating lifelong follow-up. Over the past two decades, advances in biochemical and imaging assessments, management, and follow-up protocols have significantly improved care for both adult and paediatric patients.

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Few studies have used validated scales to assess the intensity and determinants of fatigue, a major symptom of sickle cell disease (SCD). We aimed to assess the level of basal fatigue in adult patients with SCD, using the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) questionnaire. We prospectively included 102 stable adult outpatients with SCD over 2 months, who answered the FACIT-Fatigue (ranging from 0 (worst imaginable fatigue) to 52 (no fatigue)) and reported on the intensity of fatigue and its impact on quality of life.

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EPAS1-related pheochromocytoma/paraganglioma.

Endocr Relat Cancer

August 2024

Section on Medical Neuroendocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA.

In 2012, somatic EPAS1 pathogenic variants were found to cause a triad of pheochromocytoma/paragangliomas (PPGLs), polycythemia, and somatostatinoma. Since then, a limited number of studies on this subject have been reported, and data on the long-term outcome of metastatic disease are not available on this rare syndrome. We comprehensively reviewed EPAS1-related PPGL and describe an unusual patient who has been living with an EPAS1-related metastatic PPGL for 47 years.

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Protective Role of the Podocyte IL-15 / STAT5 Pathway in Focal Segmental Glomerulosclerosis.

Kidney Int Rep

April 2024

Sorbonne Université, INSERM, Maladies rénales fréquentes et rares: des mécanismes moléculaires à la médecine personnalisée, Paris, France.

Introduction: During glomerular diseases, podocyte-specific pathways can modulate the intensity of histological disease and prognosis. The therapeutic targeting of these pathways could thus improve the management and prognosis of kidney diseases. The Janus Kinase/Signal Transducer and Activator of Transcription (JAK/STAT) pathway, classically described in immune cells, has been recently described in detail in intrinsic kidney cells.

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Treatment of COVID-19-associated ARDS with umbilical cord-derived mesenchymal stromal cells in the STROMA-CoV-2 multicenter randomized double-blind trial: long-term safety, respiratory function, and quality of life.

Stem Cell Res Ther

April 2024

Multidisciplinary Intensive Care Unit, Department of Anesthesiology-Critical Care and Perioperative Medicine, La Pitié-Salpêtrière Hospital, Assistance Publique-Hôpitaux de Paris (APHP) Sorbonne University, 47-83, boulevard de l'Hôpital, 75651, Paris Cedex 13, France.

Article Synopsis
  • - The STROMA-CoV-2 study evaluated the effects of umbilical cord-derived mesenchymal stromal cells (UC-MSCs) on patients with severe respiratory issues from SARS-CoV-2, finding no significant effectiveness despite good safety results after 28 days.
  • - An extended follow-up assessed the long-term safety and health outcomes of UC-MSC administration in the same patient cohort at 6 and 12 months post-hospital discharge, focusing on various health metrics.
  • - Results indicated a favorable safety profile with no significant differences between UC-MSC and placebo groups, although some patients experienced lingering lung issues and declines in quality of life over the year.
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[Takotsubo syndrome: Cardiac metabolism at the heart of the problem ?].

Med Sci (Paris)

February 2024

Inserm U970, Paris centre de recherche cardiovasculaire (PARCC), Université Paris Cité, Paris, France - Service de radiologie, Hôpital européen Georges Pompidou, Assistance publique - Hôpitaux de Paris (AP-HP), Paris, France.

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We report a large series of 40 patients presenting EPAS1-mutated paraganglioma (PGL) in whom we investigated a cause underlying chronic hypoxia. Four patients suffered from hypoxaemic heart disease. In patients with available haemoglobin electrophoresis results, 59% presented with a haemoglobin disorder, including six with sickle cell disease, five with sickle cell trait and two with heterozygous haemoglobin C disease.

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Diabetes is the leading cause of end-stage kidney disease (ESKD), accounting for approximately 50% of patients starting dialysis. However, the management of these patients at the stage of chronic kidney disease (CKD) remains poor, with fragmented care pathways among healthcare professionals (HCPs). Diagnosis of CKD and most of its complications is based on laboratory evidence.

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Background Quality of Life (QoL) is a prognostic factor in heart failure (HF) of patients with acquired cardiac disease. The aim of this study was to determine the predictive value of QoL on outcomes in adults with congenital heart disease (ACHD) and HF. Methods and Results Quality of life of 196 adults with congenital heart disease with clinical heart failure (HF) (mean age: 44.

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Article Synopsis
  • The study analyzed 105 cases of acute chest syndrome (ACS) in 81 adult sickle cell disease patients over 32 months, distinguishing between early-onset (≤24 hours) and secondary episodes (>24 hours).
  • The patients had a median age of 27 years, with most having severe genotypes (S/S or S/β-thalassaemia), and many had a history of ACS; however, only 61% were on disease-modifying treatments during the episodes.
  • Common symptoms included fever (54%) and chest pain (73%), with significant clinical findings like crackles (64%); half of the episodes required blood transfusions, and the study highlights the need for reevaluation
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4D flow magnetic resonance imaging to assess right ventricular outflow tract in patients undergoing transcatheter pulmonary valve replacement.

Rev Esp Cardiol (Engl Ed)

October 2023

Adult Congenital Cardiology Department, Assistance Publique Hôpitaux de Paris, Hôpital Européen Georges Pompidou, Paris, France; Paris Centre de Recherche Cardiovasculaire (PARCC), Université de Paris, Institut National de la Santé et de la Recherche Médicale (INSERM) Paris, France.

Introduction And Objectives: Magnetic resonance imaging (MRI) including 4D flow is used before percutaneous pulmonary valve implantation (PPVI). As PPVI is limited by the size of the right ventricular outflow tract (RVOT), accurate sizing is needed to plan the intervention. The aim of this study was to compare different MRI modalities and invasive angiography to balloon sizing of RVOT.

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Since the publication of the 2018 European Society of Cardiology/European Society of Hypertension (ESC/ESH) Guidelines for the Management of Arterial Hypertension, several high-quality studies, including randomised, sham-controlled trials on catheter-based renal denervation (RDN) were published, confirming both the blood pressure (BP)-lowering efficacy and safety of radiofrequency and ultrasound RDN in a broad range of patients with hypertension, including resistant hypertension. A clinical consensus document by the ESC Council on Hypertension and the European Association of Percutaneous Cardiovascular Interventions (EAPCI) on RDN in the management of hypertension was considered necessary to inform clinical practice. This expert group proposes that RDN is an adjunct treatment option in uncontrolled resistant hypertension, confirmed by ambulatory BP measurements, despite best efforts at lifestyle and pharmacological interventions.

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Since the publication of the 2018 European Society of Cardiology/European Society of Hypertension (ESC/ESH) Guidelines for the Management of Arterial Hypertension, several high-quality studies, including randomised, sham-controlled trials on catheter-based renal denervation (RDN) were published, confirming both the blood pressure (BP)-lowering efficacy and safety of radiofrequency and ultrasound RDN in a broad range of patients with hypertension, including resistant hypertension. A clinical consensus document by the ESC Council on Hypertension and the European Association of Percutaneous Cardiovascular Interventions (EAPCI) on RDN in the management of hypertension was considered necessary to inform clinical practice. This expert group proposes that RDN is an adjunct treatment option in uncontrolled resistant hypertension, confirmed by ambulatory BP measurements, despite best efforts at lifestyle and pharmacological interventions.

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Background: At the beginning of the COVID-19 pandemic, professionals in charge of particularly vulnerable populations, such as adult congenital heart disease (ACHD) patients, were confronted with difficult decision-making. We aimed to assess changes in risk stratification and outcomes of ACHD patients suffering from COVID-19 between March 2020 and April 2021.

Methods And Results: Risk stratification among ACHD experts (before and after the first outcome data were available) was assessed by means of questionnaires.

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Introduction: Amine oxidase copper containing 3 (AOC3) displays adhesion between leukocytes and endothelial cells and enzymatic functions. Given its controversial role in atherogenesis, we proposed to investigate the involvement of AOC3 in the formation of atherosclerotic plaques in ApoEAOC3 mice and human coronary arteries.

Methods: Lesions, contractile markers, and AOC3 were studied in aortic tissues from 15- and 25-week-old mice and different stages of human coronary atherosclerotic arteries by immunohistochemistry (IHC) and/or western blot.

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Research focused on succinate dehydrogenase (SDH) and its substrate, succinate, culminated in the 1950s accompanying the rapid development of research dedicated to bioenergetics and intermediary metabolism. This allowed researchers to uncover the implication of SDH in both the mitochondrial respiratory chain and the Krebs cycle. Nowadays, this theme is experiencing a real revival following the discovery of the role of SDH and succinate in a subset of tumors and cancers in humans.

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Surveillance and monitoring in vascular Ehlers-Danlos syndrome in European Reference Network For Rare Vascular Diseases (VASCERN).

Eur J Med Genet

September 2022

AP-HP, Hôpital Européen Georges Pompidou, Département de Génétique, Centre de Référence des Maladies Vasculaires Rares and VASCERN MSA European Reference Centre, Paris, France; INSERM, U 970, Paris Centre de Recherche Cardiovasculaire-PARCC, Paris, France.

Vascular Ehlers-Danlos syndrome (vEDS) is a rare genetic disorder clinically characterized by vascular, intestinal and uterine fragility and caused by heterozygous pathogenic variants in the COL3A1 gene. Management of patients with vEDS is difficult due to the unpredictability of the events and clear recommendations on the care of adults and children with vEDS are lacking. Therefore, we aimed to collect data on the current strategy of surveillance and monitoring of vEDS patients by expert centers in continental Europe and Great Britain, as a first step towards a consensus statement.

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For the last 20 years, integrins have been a therapeutic target of interest in the treatment of fibrotic diseases, particularly regarding the integrins of the αV family. Initially developed as anti-cancer drugs but with modest benefits, inhibitors of integrins (such as the anti-αV cilengitide) have shown interesting anti-fibrotic effects in different organs including the heart. Cardiac fibrosis is defined as an accumulation of stiff extracellular matrix in the myocardium, and ultimately leads to heart failure, one of the leading causes of mortality worldwide.

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Treatment of COVID-19-associated ARDS with mesenchymal stromal cells: a multicenter randomized double-blind trial.

Crit Care

February 2022

APHP, Hôpital Saint-Louis, Unité de Thérapie Cellulaire, Centre d'Investigation Clinique en Biothérapies CBT501, INSERM, Université de Paris, Paris, France.

Background: Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2)-induced acute respiratory distress syndrome (ARDS) causes high mortality. Umbilical cord-derived mesenchymal stromal cells (UC-MSCs) have potentially relevant immune-modulatory properties, whose place in ARDS treatment is not established. This phase 2b trial was undertaken to assess the efficacy of UC-MSCs in patients with SARS-CoV-2-induced ARDS.

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