1,183 results match your criteria: "Universitaire de Nantes[Affiliation]"

Aim: We sought to describe the characteristics of at-school out-of-hospital cardiac arrests cases, subsequent basic life support, as well as ultimate patient outcomes.

Methods: This was a nation-wide, multicentre, retrospective cohort study from the French national population-based RéAC out-of-hospital cardiac arrest registry (July 2011 - March 2023). We compared the characteristics and outcomes of cases occurring at schools vs.

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Only a minority of patients with glioblastoma (GBM) respond to immunotherapy, and always only partially. There is a lack of knowledge on immune distribution in GBM and in its tumor microenvironment (TME). To address the question, we used paired primary and recurrent tumors from GBM patients to study the composition and the evolution of the immune landscape upon treatment.

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Transgender and gender-diverse (TGD) individuals experience higher rates of mood and anxiety disorders than the general public. Transcranial direct current stimulation (tDCS) is an effective and well-tolerated treatment for major depressive disorder, in cisgender patients. With the very recent exception of electroconvulsive therapy (ECT), neuromodulation in TGD patients is not addressed in the literature.

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Response to Chunquan Cai et al.

Genet Med

September 2023

Service de Génétique Médicale, Centre Hospitalier Universitaire de Nantes, Nantes, France. Electronic address:

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Risk for recurrence of symptomatic upper-extremity deep vein thrombosis in patients without cancer: Analysis of three RIETE cohorts.

Vasc Med

August 2023

Chair for the Study of Thromboembolic Disease, Faculty of Health Sciences, UCAM - Universidad Católica San Antonio de Murcia, Barcelona, Spain.

Background: The natural history of patients with a pacemaker-related upper-extremity deep vein thrombosis (UEDVT) has not been consistently studied.

Methods: We used the RIETE registry data to compare the outcomes during anticoagulation and after its discontinuation in noncancer patients with symptomatic UEDVT associated with a pacemaker, other catheters, or no catheter. The major outcome was the composite of symptomatic pulmonary embolism or recurrent DVT.

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Objectives: This nationwide survey aimed to establish an overview of HIV testing practices in French free healthcare centers (Permanences d'Accès aux Soins de Santé - PASS) and to identify potential obstacles encountered by their staff.

Methods: A questionnaire was distributed between January and July 2020 to all French PASS units, with a total of 97 respondents.

Results: Fifty-six percent of responding PASS units did not have a systematic screening protocol.

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Objectives: Because NRTIs can have fetal toxicities, we evaluated a perinatal NRTI-sparing strategy to prevent perinatal HIV transmission. Our primary objective was to determine the proportion maintaining a viral load (VL) of <50 copies/mL up to delivery on darunavir/ritonavir monotherapy, without requiring treatment intensification.

Methods: In a one-arm, multicentre Phase 2 clinical trial, eligible patients in the first trimester of pregnancy on ART with plasma VL < 50 copies/mL received maintenance monotherapy with darunavir/ritonavir, 600/100 mg twice daily.

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Amelogenesis imperfecta (AI) is a heterogeneous group of genetic rare diseases disrupting enamel development (Smith et al., Front Physiol, 2017a, 8, 333). The clinical enamel phenotypes can be described as hypoplastic, hypomineralized or hypomature and serve as a basis, together with the mode of inheritance, to Witkop's classification (Witkop, J Oral Pathol, 1988, 17, 547-553).

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Atrophic Gastritis and Autoimmunity: Results from a Prospective, Multicenter Study.

Diagnostics (Basel)

April 2023

Institut des Maladies de l'Appareil Digestif (IMAD), Hepato-Gastroenterology & Digestive Oncology, University Hospital of Nantes, Hôtel Dieu, Place Alexis Ricordeau, CEDEX 1, 44093 Nantes, France.

Article Synopsis
  • Recent increases in gastric cancer incidence, especially among young women, are puzzling, with autoimmunity possibly playing a role in this new type of cancer.
  • In a study with 355 patients, researchers examined the prevalence of 19 autoantibodies in those with chronic atrophic gastritis (CAG) and found that anti-nuclear antibodies (ANA) were more common in autoimmune gastritis (AIG) patients compared to others.
  • While ANA positivity was linked to being female, overall findings indicated that common autoantibodies were not significantly more prevalent in CAG patients, suggesting that routine autoantibody testing may hold limited clinical relevance in these cases.
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Background: After two consecutive kidney transplant failures, a third kidney transplantation improves survival for patients on the waiting list. The surgical outcomes and complications of third kidney transplantations remain poorly known.

Methods: We analyzed the last 100 third kidney transplantations performed in our center between January 2000 and August 2018.

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Article Synopsis
  • The study examines how the general population in France perceives and practices mask-wearing during the COVID-19 pandemic, noting that masks carry social meaning beyond their protective function.
  • Conducted through semi-structured interviews across various locations, the research explores how individuals' decisions to wear masks are influenced by social relationships, comfort levels, and daily life integration.
  • Findings suggest that participants view masks as hinderances to communication and interaction, indicating a need for enhanced education on their medical significance to improve adherence to mask-wearing guidelines.
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French recommendations for the management of non-infectious chronic uveitis.

Rev Med Interne

May 2023

Departement of Ophthalmology, IHU FOReSIGHT, Sorbonne University, APHP, Paris, France. Electronic address:

This French National Diagnostic and Care Protocol (NDPC) includes both pediatric and adult patients with non-infectious chronic uveitis (NICU) or non-infectious recurrent uveitis (NIRU). NICU is defined as uveitis that persists for at least 3 months or with frequent relapses occurring less than 3 months after cessation of treatment. NIRU is repeated episodes of uveitis separated by periods of inactivity of at least 3 months in the absence of treatment.

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Necrotizing soft tissue infections in critically ill neutropenic patients: a French multicentre retrospective cohort study.

Ann Intensive Care

April 2023

Service de Médecine Intensive Réanimation, Hôpitaux Universitaires Henri Mondor, Assistance Publique-Hôpitaux de Paris, CEDEX, Créteil, 94010, Paris, France.

Background: Necrotizing soft tissue infections (NSTIs) are rare life-threatening bacterial infections. Few data are available regarding neutropenic patients with NSTIs. Our objectives were to describe the characteristics and management of neutropenic patients with NSTIs in intensive care units (ICUs).

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Molecular and clinicopathologic characterization of pediatric histiocytoses.

Am J Hematol

July 2023

French Reference Center for Histiocytosis, Department of Pediatric Hematology and Oncology, Trousseau Hospital, AP-HP, Sorbonne Université, Paris, France.

The spectrum of somatic mutations in pediatric histiocytoses and their clinical implications are not fully characterized, especially for non-Langerhans cell histiocytosis (-LCH) subtypes. A cohort of 415 children with histiocytosis from the French histiocytosis registry was reviewed and analyzed for BRAF . Most BRAF samples were analyzed by next-generation sequencing (NGS) with a custom panel of genes for histiocytosis and myeloid neoplasia.

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Article Synopsis
  • Patients with severe COVID-19 in ICUs have a high risk of blood clots, prompting a study to compare the effects of intermediate-dose versus standard-dose anticoagulation.
  • The study included 1,174 patients and found no significant difference in 90-day mortality or ICU stay length between the two dosing groups, but intermediate-dose patients had fewer venous thrombo-embolism (VTE) incidents.
  • Both groups experienced similar rates of bleeding complications, indicating that while the doses impacted blood clot rates, they did not affect overall survival or safety.
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Article Synopsis
  • EUS-guided radiofrequency ablation (EUS-RFA) is being evaluated as a safe and effective treatment for solid and cystic pancreatic tumors in a large study with 100 patients in France.
  • The study found that while there were no deaths from the procedure, 22 adverse events occurred, primarily linked to how close the tumors were to the main pancreatic duct.
  • Overall, the treatment showed promising results with 60.2% of patients achieving complete tumor response, particularly effective for smaller neuroendocrine neoplasms.
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  • Momelotinib is the first inhibitor targeting both JAK1, JAK2, and ACVR1, showing benefits in treating symptoms of myelofibrosis (MF), like splenomegaly and anemia.
  • A long-term analysis pooled data from three phase 3 studies involving 725 MF patients, with some remaining on momelotinib for over 5 years.
  • The treatment had a manageable safety profile, with diarrhea as the most common side effect, and no increase in serious adverse events over time.
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Controlled donation after circulatory death lung transplantation: Results of the French protocol including in situ abdominal normothermic regional perfusion and ex vivo lung perfusion.

J Heart Lung Transplant

August 2023

Department of Thoracic Surgery and Lung Transplantation, Hôpital Foch, Suresnes, France. Electronic address:

Background: The French national protocol for controlled donation after circulatory determination of death (cDCD) includes normothermic regional perfusion (NRP) in case of abdominal organ procurement and additional ex-vivo lung perfusion (EVLP) before considering lung transplantation (LT).

Methods: We made a retrospective study of a prospective registry that included all donors considered for cDCD LT from the beginning of the program in May 2016 to November 2021.

Results: One hundred grafts from 14 donor hospitals were accepted by 6 LT centers.

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Introduction: Primary spontaneous pneumothorax (PSP) is the presence of air in the pleural space, occurring in the absence of trauma and known lung disease. Standardized expert guidelines on PSP are needed due to the variety of diagnostic methods, therapeutic strategies and medical and surgical disciplines involved in its management.

Methods: Literature review, analysis of literature according to the GRADE (Grading of Recommendation Assessment, Development and Evaluation) methodology; proposals for guidelines rated by experts, patients, and organizers to reach a consensus.

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Multiomic analysis of malignant pleural mesothelioma identifies molecular axes and specialized tumor profiles driving intertumor heterogeneity.

Nat Genet

April 2023

Rare Cancers Genomics Team, Genomic Epidemiology Branch, International Agency for Research on Cancer/World Health Organization, Lyon, France.

Malignant pleural mesothelioma (MPM) is an aggressive cancer with rising incidence and challenging clinical management. Through a large series of whole-genome sequencing data, integrated with transcriptomic and epigenomic data using multiomics factor analysis, we demonstrate that the current World Health Organization classification only accounts for up to 10% of interpatient molecular differences. Instead, the MESOMICS project paves the way for a morphomolecular classification of MPM based on four dimensions: ploidy, tumor cell morphology, adaptive immune response and CpG island methylator profile.

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Aims: Sacral neuromodulation (SNM) is an advanced therapy option for the treatment of overactive bladder (OAB), nonobstructive urinary retention, and fecal incontinence. The aim of this ongoing prospective, multicenter, global, postmarket study is to confirm safety and clinical performance of the InterStim Micro system for SNM in all indications. Reported here are the results for the OAB cohort through 6-month follow-up.

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Background: Patients who completed the originating studies, BREEZE-AD1 (NCT03334396), BREEZE-AD2(NCT03334422), and BREEZE-AD7 (NCT03733301), were eligible for enrollment in the multicenter,phase-3, long-term extension study BREEZE-AD3 (NCT03334435).

Methods: At week 52, responders and partial responders to baricitinib 4 mg were re-randomized (1:1) into the sub-study to dose continuation (4 mg, N = 84), or dose down-titration (2 mg, N = 84). Maintenance of response was assessed from week 52 to 104 of BREEZE-AD3.

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Sterile Pancreas Inflammation during Preservation and after Transplantation.

Int J Mol Sci

February 2023

Centre Hospitalier Universitaire de Nantes, Nantes Université, Inserm, Centre de Recherche en Transplantation et Immunologie, UMR 1064, ITUN, F-44000 Nantes, France.

The pancreas is very susceptible to ischemia-reperfusion injury. Early graft losses due to pancreatitis and thrombosis represent a major issue after pancreas transplantation. Sterile inflammation during organ procurement (during brain death and ischemia-reperfusion) and after transplantation affects organ outcomes.

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Background: The management of perioperative iron deficiency is a component of the concept of patient blood management. The objective of this study was to update French data on the prevalence of iron deficiency in patients scheduled for major surgery.

Methods: The CARENFER PBM study was a prospective cross-sectional study in 46 centers specialized in orthopedic, cardiac, urologic/abdominal, or gynecological surgery.

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