1,057 results match your criteria: "Paris cardiovascular research center[Affiliation]"

Article Synopsis
  • Fibromuscular dysplasia (FMD) is a rare condition mostly affecting women, characterized by various arterial problems that can lead to serious health issues like hypertension and stroke.* -
  • This study used genetic data from FMD patients and healthy controls to identify 18 gene regulatory networks, with four forming an FMD-related supernetwork affecting arterial health.* -
  • By disrupting this supernetwork in mice, researchers observed symptoms of FMD, revealing insights into the disease's mechanisms and potential new treatment options.*
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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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Article Synopsis
  • Chronic high cholesterol levels lead to systemic immune responses that accelerate atherosclerosis, but the impact of alternating high-fat diets (HFD) had not been well studied.
  • Researchers used a mouse model to compare the effects of an alternating HFD versus a continuous HFD on atherosclerosis progression, finding that the alternating diet significantly worsened the condition.
  • The study revealed that this worsening was linked to IL-1β production, which triggered inflammatory responses and increased neutrophil levels that contributed to plaque formation and exacerbated atherosclerosis, suggesting that targeting these pathways could reverse the effects.
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Prevalence of Hyperkalemia and Familial Hyperkalemic Hypertension in 5100 Patients Referred to a Tertiary Hypertension Unit.

Hypertension

November 2024

Division of Internal Medicine and Hypertension Unit, Department of Medical Sciences (M.T., J.B., F.V., F.R., P.M., S.M.), University of Torino, Italy.

Article Synopsis
  • Hyperkalemia is a common electrolyte imbalance, impacting around 7.3% of patients with hypertension, often due to medications or chronic kidney disease.
  • A small percentage (0.04%) of these patients had familial hyperkalemic hypertension (FHH), with higher prevalence in those with unexplained hyperkalemia.
  • Hyperkalemia is linked to increased cardiovascular risks, emphasizing the need for early diagnosis and tailored treatment strategies for effective management.
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: Transcatheter aortic valve replacement (TAVR) was developed for inoperable patients with severe aortic stenosis. However, despite TAVR advancements, some patients remain untreated due to complex comorbidities, necessitating less-invasive approaches. Non-invasive ultrasound therapy (NIUT), a new treatment modality, has the potential to address this treatment gap, delivering short ultrasound pulses that create cavitation bubble clouds, aimed at softening embedded calcification in stiffened valve tissue.

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Aims: Dual antiplatelet therapy (DAPT) can be shortened up to 1 month in high-bleeding risk (HBR) patients receiving a contemporary biodegradable-polymer sirolimus-eluting stent. We aimed to summarize the evidence on a similar DAPT regimen after biodegradable-polymer everolimus-eluting stent (EES) implantation in patients at HBR.

Methods And Results: We pooled the individual participant data from the available trials evaluating this strategy, namely, the SENIOR and the POEM trials.

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Use of HEMHealing, an Oxygenating Dressing in the Treatment of a Full-thickness Burn on the Fingertips.

Plast Reconstr Surg Glob Open

August 2024

From the Department of Plastic, Reconstructive and Aesthetic Surgery, Hôpital Européen Georges Pompidou, Assistance Publique des Hôpitaux de Paris, Université Paris Cité, Paris, France.

The optimal treatment for full-thickness burn injuries involves surgical intervention, which may include skin grafting or reconstruction by flap. The complexity of treatment arises from the need for both effective temporary wound coverage and permanent skin restoration while also considering the potential risk of finger amputation in the case of hand burn. A 22-year-old woman sustained a thermal burn of three fingers while participating in an art activity involving wax hand molding.

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Inflammation and Atherosclerosis: Prospects for Clinical Trials.

Arterioscler Thromb Vasc Biol

September 2024

Division of Cardiovascular Medicine, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA (P.L.).

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Performance of the ERC/ESICM-recommendations for neuroprognostication after cardiac arrest: Insights from a prospective multicenter cohort.

Resuscitation

September 2024

AfterROSC Network Group, Paris, France; Université de Paris Cité, Inserm, Paris Cardiovascular Research Center, Paris, France; Ramsay Générale de Santé, Hôpital Privé Jacques Cartier, Massy, France.

Article Synopsis
  • The study aimed to evaluate the effectiveness of the 2021 ERC/ESICM algorithm in predicting neurological outcomes for cardiac arrest survivors in intensive care.
  • A total of 337 patients were examined, with the algorithm successfully identifying all 175 patients predicted to have poor neurological outcomes and showing high specificity for various predictive tools like EEG and clinical examination.
  • For patients with uncertain outcomes, favorable indicators could help predict positive recovery, providing valuable guidance in prognosis and treatment decisions.
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Background: We aimed to estimate the effect of extracorporeal cardiopulmonary resuscitation (ECPR) on neurological outcome and mortality, when compared to conventional cardiopulmonary resuscitation (CCPR), using an individual patient data meta-analysis (IPDMA).

Methods: A systematic literature search was performed up to the 20th of October 2022 in the PubMed, EMBASE and CENTRAL databases. For observational studies with unmatched populations, a propensity score including age, location of arrest and initial rhythm was used to match ECPR and CCPR patients in a 1:1 ratio.

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Background: Exposure to ionizing radiation has been linked to cardiovascular diseases. However, the impact of moderate doses of radiation on abdominal aortic aneurysm (AAA) remains unknown.

Methods: Angiotensin II-infused Apoe-/- mice were irradiated (acute, 1 Gray) either 3 days before (Day-3) or 1 day after (Day+1) pomp implantation.

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Atrial arrhythmia in adults with sickle cell anemia: a missing link toward understanding and preventing strokes.

Blood Adv

November 2024

Sickle Cell Referral Center-UMGGR, Plateforme d'expertise Maladies Rares Grand Paris Est, Université Paris Est, FHU SENEC, CHU Henri Mondor Assistance Publique Hôpitaux de Paris, Créteil, France.

Although patients with homozygous sickle cell anemia (SCA) carry both significant left atrial (LA) remodeling and an increased risk of stroke, the prevalence of atrial arrhythmia (AA) has never been prospectively evaluated. The aim of this study was to identify the prevalence and predictors of atrial arrhythmia in SCA. From 2018 to 2022, consecutive adult patients with SCA were included in the DREPACOEUR prospective registry and referred to the physiology department for cardiac evaluation, including a 24-hour electrocardiogram monitoring (ECG-Holter).

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Article Synopsis
  • - The study investigates the effectiveness of Objective Structured Clinical Examinations (OSCEs) for evaluating medical students, revealing that while in-person assessments provide depth, they also lead to inconsistencies due to varying examiner standards.
  • - Data from 900 medical students at Université Paris Cité was analyzed over multiple OSCE sessions, showing significant differences in scores based on staff who graded them, highlighting the need for a statistical method to account for this variability.
  • - The results indicate that both staff and student variances affect OSCE scores, with staff variability being notably impactful; implementing two raters for consensus grading can help enhance score reliability.
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Food intake and energy expenditure are sensed and processed by multiple brain centres to uphold energy homeostasis. Evidence from the past decade points to the brain vasculature as a new critical player in regulating energy balance that functions in close association with the local neuronal networks. Nutritional imbalances alter many properties of the neurovascular system (such as neurovascular coupling and blood-brain barrier permeability), thus suggesting a bidirectional link between the nutritional milieu and neurovascular health.

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An update on oral antiplatelet drug interactions with proton pump inhibitors: what are the risks?

Expert Opin Drug Metab Toxicol

August 2024

Laboratory of haematology, Hôpital Européen Georges Pompidou, Paris, France.

Introduction: Aspirin and anti-P2Y12 are widely prescribed in cardiovascular patients, often in combination with proton pump inhibitors (PPIs) to limit the risk of upper gastrointestinal bleedings. The potential interaction between PPIs and antiplatelet agents has been widely discussed, but doubts remain as to whether PPIs may reduce the cardiovascular protection provided by aspirin, prasugrel, ticagrelor, and clopidogrel.

Areas Covered: Many pharmacokinetic (PK) and pharmacodynamic (PD) studies have confirmed the interaction, especially between PPIs and clopidogrel, but with uncertain consequences on clinical outcomes.

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L-Wnk1 Deletion in Smooth Muscle Cells Causes Aortitis and Inflammatory Shift.

Circ Res

August 2024

Université de Paris, Inserm U970, Paris-Cardiovascular Research Center, France (H.Q., R.A.-R., M.V., I.F., T.M., X.Z., I.S.-Z., G.G., P.A., E.R., G.A., D.B., S.T., A.T., C.M.B., S.B., X.J., H.A.-O.).

Background: The long isoform of the Wnk1 (with-no-lysine [K] kinase 1) is a ubiquitous serine/threonine kinase, but its role in vascular smooth muscle cells (VSMCs) pathophysiology remains unknown.

Methods: AngII (angiotensin II) was infused in to induce experimental aortic aneurysm. Mice carrying an allele were cross-bred with mice carrying a floxed allele to specifically investigate the functional role of Wnk1 in VSMCs.

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Shift in emergency department utilization by frequent attendees with sickle cell disease during the COVID-19 pandemic: A multicentre cohort study.

Br J Haematol

August 2024

Sorbonne Université, INSERM, Institut Pierre Louis d'Epidémiologie et de Santé Publique, IPLESP, Réseau Sentinelles, Paris, France.

While the coronavirus disease-2019 (COVID-19) might have increased acute episodes in people living with sickle cell disease (SCD), it may also have changed their reliance on emergency department (ED) services. We assessed the impact of the COVID-19 pandemic and lockdowns on ED visits in adult SCD people followed in five French reference centres, with a special focus on 'high users' (≥10 visits in 2019). We analysed the rate of ED visits from 1 January 2015 to 31 December 2021, using a self-controlled case series.

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Article Synopsis
  • - Macrophages are vital for maintaining specific functions and balance in the adrenal gland, particularly in regulating aldosterone production through their interactions with blood vessels.
  • - The study reveals that the absence of the molecule VEGF-A in macrophages leads to changes in blood vessel structure, resulting in increased aldosterone secretion and associated health issues like high blood pressure.
  • - Findings suggest that the communication between macrophages and endothelial cells is crucial for adrenal health and could have significant implications for understanding similar processes in other endocrine organs.
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Background: Carotid-femoral pulse wave velocity (cfPWV) is the gold standard for noninvasive arterial stiffness assessment, an independent predictor of cardiovascular disease, and a potential parameter to guide therapy. However, cfPWV is not routinely measured in clinical practice due to the unavailability of a low-cost, operator-friendly, and independent device. The current study validated a novel laser Doppler vibrometry (LDV)-based measurement of cfPWV against the reference technique.

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Lower extremity peripheral artery disease (PAD) often results from atherosclerosis, and is highly prevalent in patients with type 2 diabetes mellitus (T2DM). Individuals with T2DM exhibit a more severe manifestation and a more distal distribution of PAD compared to those without diabetes, adding complexity to the therapeutic management of PAD in this particular patient population. Indeed, the management of PAD in patients with T2DM requires a multidisciplinary and individualized approach that addresses both the systemic effects of diabetes and the specific vascular complications of PAD.

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Background: Right ventricular impairment is common among patients undergoing transcatheter edge-to-edge repair for secondary mitral regurgitation (SMR). Adherence to guideline-directed medical therapy (GDMT) for heart failure is poor in these patients.

Objectives: The aim of this study was to evaluate the impact of GDMT on long-term survival in this patient cohort.

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Inadequate intensive care physician supply in France: a point-prevalence prospective study.

Ann Intensive Care

June 2024

Service de Réanimation Médico-Chirurgicale, CH Le Mans, Le Mans, France.

Background: The COVID-19 pandemic has highlighted the importance of intensive care units (ICUs) and their organization in healthcare systems. However, ICU capacity and availability are ongoing concerns beyond the pandemic, particularly due to an aging population and increasing complexity of care. This study aimed to assess the current and future shortage of ICU physicians in France, ten years after a previous evaluation.

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