733 results match your criteria: "centre hospitalier universitaire de Rennes[Affiliation]"

Background: This study investigated the impact of posaconazole (POSA) prophylaxis in COVID-19 patients with acute respiratory failure receiving systemic corticosteroids on the risk for the development of COVID-19-associated pulmonary aspergillosis (CAPA).

Methods: The primary aim of this prospective, multicentre, case-control study was to assess whether application of POSA prophylaxis in mechanically ventilated COVID-19 patients reduces the risk for CAPA development. All consecutive patients from centre 1 (cases) who received POSA prophylaxis as standard-of-care were matched to one subject from centre 2 and centre 3 who did not receive any antifungal prophylaxis, using propensity score matching for the following variables: (i) age, (ii) sex, (iii) treatment with tocilizumab and (iv) time at risk.

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Background: Aarskog-Scott syndrome (AAS) is a rare condition with multiple congenital anomalies, caused by hemizygote variants in the gene. Its description was based mostly on old case reports, in whom a molecular diagnosis was not always available, or on small series. The aim of this study was to better delineate the phenotype and the natural history of AAS and to provide clues for the diagnosis and the management of the patients.

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Background: : With more than 60 million new cases around the world each year, traumatic brain injury (TBI) causes substantial mortality and morbidity. Managing TBI is a major human, social, and economic concern. In the last 20 years, there has been an increase in clinical trials in neurocritical care, leading mostly to negative results.

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Background: The long-term comparative results between porcine and pericardial bioprostheses for surgical aortic valve replacement (SAVR) is debated. Scarce information exists concerning direct comparative evaluation among contemporary devices. We compared late and very late results in a single center series (N=3,983 cases).

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Pulmonary and systemic effects of inhaled crystalline silica in the HOCl-induced mouse model of systemic sclerosis: An experimental model of Erasmus syndrome.

Clin Immunol

December 2024

Univ Rennes, INSERM, EHESP, IRSET (Institut de recherche en santé, environnement et travail) - UMR_S 1085, F-35000 Rennes, France. Electronic address:

Occupational exposure to crystalline silica is etiologically linked to an increased incidence of systemic sclerosis (SSc), also called Erasmus syndrome. The underlying mechanisms of silica-related SSc are still poorly understood. We demonstrated that early and repeated silica exposure contribute to the severity of SSc symptoms in the hypochloric acid (HOCl)-induced SSc mouse model.

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Early safety after TAVR according to VARC-3 criteria: incidence, predictors, and clinical impact.

Rev Esp Cardiol (Engl Ed)

December 2024

Département de Cardiologie, Institut universitaire de cardiologie et de pneumologie de Québec, Université Laval, Quebec, Canada. Electronic address:

Introduction And Objectives: The Valve Academic Research Consortium (VARC)-3 definition of the early safety (ES) composite endpoint after transcatheter aortic valve replacement (TAVR) lacks clinical validation. The aim of this study was to determine the incidence, predictors, and clinical impact of ES after TAVR as defined by VARC-3 criteria.

Methods: We performed a multicenter study including 10 078 patients with severe aortic stenosis undergoing transarterial TAVR.

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Coronavirus disease 2019 (COVID-19)-associated pulmonary aspergillosis (CAPA) is a life-threatening complication in patients with severe COVID-19. Previously, acute respiratory distress syndrome in patients with COVID-19 has been associated with lung fungal dysbiosis, evidenced by reduced microbial diversity and colonization. Increased fungal burden in the lungs of critically ill COVID-19 patients is linked to prolonged mechanical ventilation and increased mortality.

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Despite the challenges associated with periprocedural imaging, transcatheter tricuspid valve interventions have shown important impact on outcomes. A comprehensive understanding of the anatomy of the right heart and surrounding structures is crucial. One way to optimize these interventions is by identifying the optimal fluoroscopic viewing angles along the S-curve of the tricuspid valve.

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Large granular lymphocyte (LGL) leukemia is a rare lymphoproliferative disorder characterized by an expansion of clonal T or natural killer lymphocytes. Neutropenia-related infections and anemia represent the main manifestations. LGL leukemia is frequently associated with autoimmune disorders such as rheumatoid arthritis, Sjögren's syndrome, autoimmune endocrinopathies, vasculitis, or autoimmune cytopenia.

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Background: Effectiveness of disease-modifying treatment (DMT) in people affected by primary progressive multiple sclerosis (PPMS) is limited. Whether specific subgroups may benefit more from DMT in a real-world setting remains unclear. Our aim was to investigate the potential effect of DMT on disability worsening among patients with PPMS stratified by different disability trajectories.

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MRI management of NMOSD and MOGAD: Proposals from the French Expert Group NOMADMUS.

J Neuroradiol

December 2024

Service de Radiologie, Centre Hospitalier Lyon-Sud, Hospices Civils de Lyon, Pierre-Bénite, France; Creatis LRMN, CNRS UMR 5220, Université Claude Bernard Lyon 1, INSERM U630, Lyon, France.

Background: Currently, there are no available recommendations or guidelines on how to perform MRI monitoring in the management of neuromyelitis optica spectrum disorder (NMOSD) and myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD). The issue is to determine a valuable MRI monitoring protocol to be applied in the management of NMOSD and MOGAD, as previously proposed for the monitoring of multiple sclerosis.

Objectives: The objectives of this work are to establish proposals for a standardized and feasible MRI acquisition protocol, and to propose control time points for systematic MRI monitoring in the management of NMOSD and MOGAD.

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High CD44 expression and enhanced E-selectin binding identified as biomarkers of chemoresistant leukemic cells in human T-ALL.

Leukemia

November 2024

Université Paris Cité, Inserm, CEA, Stabilité Génétique Cellules Souches et Radiations, iRCM/SGCSR/Laboratoire des cellules Souches Hématopoïétiques et des Leucémies (LSHL), F-92260, Fontenay-aux-Roses, France.

Article Synopsis
  • * Research using single-cell RNA sequencing identified a specific group of chemotherapy-resistant leukemic cells (CLCs) that are quiescent and marked by high CD44 expression, allowing them to evade treatment.
  • * The study found that these CLCs exhibit unique gene activity and enhanced E-selectin binding during relapse, suggesting potential pathways for improving prognosis and developing new therapies.
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Article Synopsis
  • Common benign subcutaneous masses include lipomas and epidermal cysts, which are the most frequently encountered in medical practice.* -
  • Other skin-related tumors can arise from structures like hair follicles, nerves, blood vessels, and sweat glands.* -
  • When ultrasound results are uncertain, radiologists must take steps to rule out the rare possibility of a cancerous sarcoma in the subcutaneous tissue.*
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Context: Poor medication management can lead to adverse outcomes for transplant patients, including acute rejection and graft loss. In recent years, mobile applications have been proposed as innovative tools to improve patient treatment management.

Objective: This review aimed to systematically evaluate the available research evidence on the relationship between mobile applications and treatment management in transplant patients.

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Purpose: MYRF-related cardiac-urogenital syndrome (MYRF-CUGS) is a rare condition associated with heterozygous MYRF variants. The description of MYRF-CUGS phenotype is mostly based on postnatal cases and 36 affected individuals have been published so far. We aim now to delineate the prenatal phenotype of MYRF-CUGS by reporting clinical data from fetuses and neonates with a pathogenic MYRF variant.

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Article Synopsis
  • The study investigates the effectiveness of combined treatment with anti-PD-1 (nivolumab) and anti-CTLA-4 (ipilimumab) antibodies compared to standard platinum-based chemotherapy in older patients with advanced non-small-cell lung cancer (NSCLC).
  • It focuses specifically on patients aged 70 years or older or those with an ECOG performance status of 2, as there is limited data on this demographic.
  • The trial is a phase 3 randomized controlled study conducted across 30 sites in France, aiming to evaluate overall survival, progression-free survival, and safety of the treatments in the intended patient population.
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Long-term follow-up of the STOPAGO study.

Blood

January 2025

Service de Médecine Interne, Centre National de Référence des Cytopénies Auto-Immunes de l'Adulte, Centre Hospitalier Universitaire Henri Mondor, Université Paris Est-Créteil, Fédération Hospitalo-Universitaire TRUE InnovaTive theRapy for immUne disordErs, Assistance Publique-Hôpitaux de Paris, Créteil, France.

In an open prospective, multicenter study enrolling 48 selected patients with chronic immune thrombocytopenia who achieved complete response for 1 year on thrombopoietin receptor agonists, half of the patients maintained a sustained response off treatment 4 years after treatment discontinuation.

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Objectives: Allergic bronchopulmonary aspergillosis (ABPA) is a complex lung disease associated with significant morbidity. The ABPA Working Group (AWG) of the International Society for Human and Animal Mycology (ISHAM) revised their management guidelines in 2024, but there is currently no standardised tool to assess adherence to these recommendations.

Methods: We extracted key recommendations from the updated 2024 ISHAM-AWG guidelines, focusing on critical areas: screening and diagnosis of ABPA, managing acute and treatment-dependent ABPA, and monitoring treatment response.

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Introduction: First-line oxygenation strategy in patients with acute hypoxaemic respiratory failure consists in standard oxygen or high-flow nasal oxygen therapy. Clinical practice guidelines suggest the use of high-flow nasal oxygen rather than standard oxygen. However, findings remain contradictory with a low level of certainty.

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Article Synopsis
  • Graft-versus-host disease (GVHd) poses a challenge after allogeneic hematopoietic stem cell transplantation (HSCT), with ciclosporin used for prevention but showing complex variations in metabolism due to factors like inflammation.
  • A study involving 71 adult HSCT patients assessed the relationship between inflammation levels (measured by C-reactive protein) and ciclosporin metabolism, finding that severe inflammation led to decreased metabolism but did not affect blood levels thanks to dose adjustments.
  • The study concluded that inflammation significantly impacts ciclosporin pharmacokinetics, emphasizing the need for careful therapeutic monitoring and potential personalized dosage strategies in HSCT patients.
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  • The study focused on the average 3-day hospital stay after robotic-assisted partial nephrectomy (RAPN) and aimed to identify which patients could safely undergo the procedure on an outpatient basis without significant complications.
  • Researchers analyzed data from 3,342 patients who had RAPN between 2010 and 2021, finding that overall complications occurred in almost 15% of cases, with significant complications occurring in about 3.6%.
  • Key risk factors for early significant complications within 72 hours post-surgery included longer clamping times and higher ASA scores, leading to the conclusion that patients with ASA scores greater than 2 and a clamping time under 20 minutes could be good candidates for outpatient surgery.
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