1,717 results match your criteria: "Lyon-1 University[Affiliation]"

Introduction: Simultaneous bilateral total hip arthroplasty (THA) has demonstrated similar clinical outcomes to staged bilateral THA. However, there is scarce data regarding the early postoperative complications. This study compares simultaneous to staged bilateral THA with the direct anterior approach (DAA) regarding early complications and revision surgeries.

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Objective: The objective is to explore the journey to diagnosis and referral pathway from the onset of symptoms to the initial assessments at paediatric rheumatology (PR) centres, based on the experience of children with juvenile idiopathic arthritis (JIA) and their parents.

Design: We conducted a qualitative study with semistructured interviews. Our qualitative and phenomenological procedure applied interpretative phenomenological analysis.

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Modeling relaxation experiments with a mechanistic model of gene expression.

BMC Bioinformatics

August 2024

Inria, CNRS, Ecole Centrale de Lyon, INSA Lyon, Universite Claude Bernard Lyon 1, Université Jean Monnet, ICJ UMR5208, 69603, Villeurbanne, France.

Background: In the present work, we aimed at modeling a relaxation experiment which consists in selecting a subfraction of a cell population and observing the speed at which the entire initial distribution for a given marker is reconstituted.

Methods: For this we first proposed a modification of a previously published mechanistic two-state model of gene expression to which we added a state-dependent proliferation term. This results in a system of two partial differential equations.

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Tafasitamab plus lenalidomide (TAFA-LEN) treatment relevance pre- or post-anti-CD19 chimeric antigen receptor (CAR) T-cell therapy is debated. We analyzed patients with large B-cell lymphoma in the DESCAR-T registry treated with axi[1]cel or tisa-cel in ≥3rd line and TAFA-LEN before (n = 15, "TL-pre-CAR-T" set) or directly after (n = 52, "TL-post-CAR-T" set) CAR T-cell therapy. We compared TAFA-LEN v.

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Objective: Targeted therapy (TT) with BRAF/MEK inhibitors has emerged as a potential treatment in papillary craniopharyngiomas (PCPs). However, standardized data on large cohorts are lacking. Our study aimed to assess real-life efficacy and safety of BRAF/MEK inhibition in patients with PCPs.

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Objectives: Accurate assessment of gestational age (GA) is important at both individual and population levels. The most accurate way to estimate GA in women who book late in pregnancy is unknown. The aim of this study was to externally validate the accuracy of equations for GA estimation in late pregnancy and to identify the best equation for estimating GA in women who do not receive an ultrasound scan until the second or third trimester.

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Rationalisation of the purification process for a phage active pharmaceutical ingredient.

Eur J Pharm Biopharm

October 2024

Hospices Civils de Lyon, Edouard Herriot Hospital, Pharmacy Department, FRIPHARM®, F-69437 Lyon, France; Claude Bernard Lyon 1 University, French National Centre for Scientific Research (CNRS), Institut de Biologie et de Chimie des Protéines (IBCP), Tissue Biology and Therapeutic Engineering Laboratory (LBTI), UMR 5305, F-69007 Lyon, France.

The resurgence of phage therapy, once abandoned in the early 20th century in part due to issues related to the purification process and stability, is spurred by the global threat of antibiotic resistance. Engineering advances have enabled more precise separation unit operations, improving overall purification efficiency. The present review discusses the physicochemical properties of impurities commonly found in a phage lysate, e.

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Purpose: Long-term treatment-related toxicities, such as neurologic and metabolic toxicities, are major issues in breast cancer. We investigated the interest of metabolomic profiling to predict toxicities.

Experimental Design: Untargeted high-resolution metabolomic profiles of 992 patients with estrogen receptor (ER)+/HER2- breast cancer from the prospective CANTO cohort were acquired (n = 1935 metabolites).

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Purpose: This study aimed (1) to determine complications and survival rates of lateral opening wedge distal femoral osteotomy (LOW-DFO) in the long term, (2) to assess their clinical outcomes in the long term and (3) to identify risk factors of failure.

Methods: Between 1991 and 2011, 62 LOW-DFOs were performed in the same department. Inclusion criteria were all isolated LOW-DFO performed for isolated lateral tibiofemoral osteoarthritis and valgus malalignment, with a minimum 10-year follow-up.

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Unveiling atypical diagnoses: when whole-genome analysis performed for refractory infantile hypomagnesemia reveals primary hyperoxaluria.

Pediatr Nephrol

January 2025

Pediatric Nephrology Rheumatology Dermatology Unit, Reference Center for Rare Renal Diseases, ORKID and ERK-Net Networks, Lyon University Hospital, Bron, France.

Article Synopsis
  • Genetic testing plays a vital role in diagnosing inherited kidney diseases, as demonstrated by the case of a premature boy with complex tubulopathy who was unexpectedly diagnosed with primary hyperoxaluria type 1 (PH1).
  • Despite initial treatments, the patient experienced persistent electrolyte imbalances and progressive kidney issues, prompting comprehensive genetic analysis.
  • The identification of mutations in the AGXT gene led to the correct diagnosis, highlighting the importance of thorough genetic evaluations, especially in unusual cases.
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Background/objectives: Brazil and Mozambique face similar socioeconomic challenges, including common indicators of undernutrition and overnutrition among children. This study evaluated the similarity degree of the anthropometric and body composition variables of Brazilian and Mozambican children by using the Jaccard index.

Methods: A total of 1831 children of both genders aged 7-10 years from three Brazilian cities (Recife, Vitoria de Santo Antao, and Lagoa do Carro) and three Mozambican cities (Maputo, Boane, and Inhambane) participated in this study.

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An intestinal T17 cell-derived subset can initiate cancer.

Nat Immunol

September 2024

Cancer Research Center of Lyon (CRCL) INSERM U 1052, CNRS UMR 5286, Centre Léon Bérard, Claude Bernard Lyon 1 University, Lyon, France.

Approximately 25% of cancers are preceded by chronic inflammation that occurs at the site of tumor development. However, whether this multifactorial oncogenic process, which commonly occurs in the intestines, can be initiated by a specific immune cell population is unclear. Here, we show that an intestinal T cell subset, derived from interleukin-17 (IL-17)-producing helper T (T17) cells, induces the spontaneous transformation of the intestinal epithelium.

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An audit of central venous catheter insertion and management practices in two French university hospitals.

Eur J Clin Microbiol Infect Dis

October 2024

Service d'Hygiène Epidémiologie et Prévention, Hôpital Edouard Herriot, Hospices Civils de Lyon (HCL), Lyon, France.

Article Synopsis
  • The study aimed to evaluate how well two university hospitals followed French guidelines to prevent infections related to central venous catheters (CVCs).
  • An observational audit was carried out in 7 wards using a digital tool to gather data on compliance.
  • Results indicated that while hand hygiene practices were generally good (90% compliance), there were notable gaps in glove use and rinsing practices; further investigation is needed to understand the barriers to following these evidence-based recommendations.
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Objective: To analyze the reasons for stopping pressurized intraperitoneal aerosolized chemotherapy (PIPAC) delivered for unresectable peritoneal surface malignancies (PSM) and to determine survival in a large patient cohort of an experienced PIPAC center.

Background: PIPAC alone or combined with systemic chemotherapy was developed to palliatively treat unresectable PSM. Safety, tolerance and promising survival results were already reported, but the reasons for stopping treatment remain unclear and the influence of the number of PIPAC procedures on prognosis has not been evaluated.

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Expanding the Mutational Landscape and Clinical Phenotype of CHD2-Related Encephalopathy.

Neurol Genet

August 2024

From the Department of Neuromuscular Disorders (A.C.-H., T.L., B.A., R.K., R.M., S.E., H.H.); Department of Clinical and Experimental Epilepsy (A.C.-H.), UCL Queen Square Institute of Neurology; The Francis Crick Institute (A.C.-H.), London, United Kingdom; Cyprus Paediatric Neurology Institute (S.S., P.N.), Nicosia, Cyprus; Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health (M. Scala, P.S.), Università Degli Studi di Genova; U.O.C. Genetica Medica (M. Scala, F.Z.), IRCCS Istituto Giannina Gaslini, Genoa, Italy; Department of Neurosciences, Pediatric Psychiatry and Neurology (P.B.), Santobono-Pausilipon Children's Hospital, Naples, Italy; Medical Genetics Unit (F.M.), IRCCS Istituto Giannina Gaslini, Genoa, Italy; Department of Paediatric Neurology (S.B.), Tbilisi State Medical University, GA; Department of Pediatric Neurology (V.M.S., V.G.), Indira Gandhi Institute of Child Health, Bangalore, India; MediClub Hospital (U.G.), Baku, Azerbaijan; Department of Clinical and Functional Neurology (A.M., A.-L.P., C.B., D.M.V.), University Hospital of Lyon, Pierre-Bénite, France; Division of Pediatric Neurology (A.G., H.P.), Department of Pediatrics, Faculty of Medicine, Erciyes University, Kayseri, Turkey; Department of Paediatric Clinical Epileptology, Sleep Disorders and Functional Neurology (J. de Bellescize), University Hospitals of Lyon; Pediatric and Fetal Imaging Department (S.C.), Femme-Mere-Enfant Hospital, Hospices Civils de Lyon, Claude Bernard Lyon 1 University, France; Department of Neuropediatrics (A.W.), Jena University Hospital, Jena, Germany; MVZ Mitteldeutscher Praxisverbund Humangenetik GmbH (A.S.), Johannesstr. 147, Erfurt, Germany; Pediatric Neurology Unit (A.R.-P.), Pediatrics Department, Hospital Universitari Germans Trias I Pujol, Universitat Autonoma de Barcelona, Spain; Department of Genetics (N.C., G.L.), Hospices Civils de Lyon, France; NeuroMyoGene Institute (N.C., G.L.), CNRS UMR 5261-INSERM U1315, Claude Bernard Lyon 1 University, France; Hunter Genetics (H.G.), Waratah, NSW 2298, Australia; University of Newcastle, Callaghan, NSW 2308, Australia; John Hunter Children's Hospital (J. Brown), Australia; Institute of Medical Genetics (T.F., K.S., A.R.), University of Zurich, Zurich, Switzerland; (A.R.), University Children's Hospital Zurich; University of Zurich Research Priority Program ITINERARE: Innovative Therapies in Rare Diseases, AdaBD: Adaptive Brain Circuits in Development and Learning, Switzerland; Neuroradiology Unit (M. Severino.), IRCCS Giannina Gaslini Institute, Genoa, Italy; University of Nicosia Medical School (P.N.), Nicosia, Cyprus.

Objectives: To present a case series of novel variants in patients presenting with genetic epileptic and developmental encephalopathy.

Background: CHD2 gene encodes an ATP-dependent enzyme, chromodomain helicase DNA-binding protein 2, involved in chromatin remodeling. Pathogenic variants in CHD2 are linked to early-onset conditions such as developmental and epileptic encephalopathy, drug-resistant epilepsies, and neurodevelopmental disorders.

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The timing of sleep spindles is modulated by the respiratory cycle in humans.

Clin Neurophysiol

October 2024

Lyon Neuroscience Research Centre, INSERM U 1028/CNRS UMR5292, Bron, France; Centre for Sleep Medicine and Respiratory Diseases, Hospices Civils de Lyon, Lyon 1 University, Lyon, France. Electronic address:

Objective: Coupling of sleep spindles with cortical slow waves and hippocampus sharp-waves ripples is crucial for sleep-related memory consolidation. Recent literature evidenced that nasal respiration modulates neural activity in large-scale brain networks. In rodents, this respiratory drive strongly varies according to vigilance states.

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Purpose: Cough is a prevalent symptom driving patients to seek medical attention in general practice. Despite its widespread use, the clinical efficacy of oxomemazine, the second most reimbursed molecule in France for symptomatic cough treatment, remains uncertain. This study aims to systematically evaluate the clinical efficacy of oxomemazine in cough.

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Haemodialysis versus peritoneal dialysis in children: an eco-audit.

Nephrol Dial Transplant

October 2024

Pediatric Nephrology Rheumatology Dermatology Unit, Reference Center for Rare Renal Diseases, ORKID and ERK-Net networks, Lyon University Hospital, Bron, France.

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Diagnosis and management of children and adult craniopharyngiomas: A French Endocrine Society/French Society for Paediatric Endocrinology & Diabetes Consensus Statement.

Ann Endocrinol (Paris)

July 2024

Department of Endocrinology, CHU Bordeaux, Hôpital Haut Lévêque, Neurocentre Magendie, Physiopathologie de la Plasticité Neuronale, Université de Bordeaux, Pessac, France.

Article Synopsis
  • * The French Endocrine Society and associated organizations created a reference document to address the complexities of managing these tumors, which can recur and lead to serious health issues, including impaired quality of life for patients, especially those with hypothalamic syndrome.
  • * Recent research has identified two tumor types—papillary and adamantinomatous—with different molecular signatures and treatment strategies, prompting ongoing developments in therapeutic options, including new medications for associated symptoms like hyperphagia.
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Article Synopsis
  • Advances in lymphoma treatment have made assessing health-related quality of life (HRQoL) crucial for newly diagnosed patients, yet there's limited information on their HRQoL profiles at diagnosis.
  • A study involving 3922 adults with various lymphoma types utilized three validated EORTC questionnaires to evaluate HRQoL at diagnosis, achieving high completion rates between 84% and 88%.
  • Findings highlighted significant impairments in global health status across lymphoma subtypes, with factors like gender, performance status, and B symptoms affecting HRQoL, providing valuable insights for future research and clinical practices.
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Early Maintenance Treatment Initiation and Relapse Risk Mitigation After a First Event of MOGAD in Adults: The MOGADOR2 Study.

Neurology

August 2024

From the Department of Neurology (R.D.); Clinical Research Department (J.G.), Rothschild Foundation Hospital, Paris; Department of Neurology (J.C.), University Hospital of Toulouse; Department of Neurology (B.A.), Pôle de Neurosciences Cliniques, APHM, Aix Marseille University, Hôpital de la Timone; Department of Neurology (A.R.), University Hospital of Bordeaux; Centre de référence des maladies inflammatoires rares du cerveau et de la moelle (MIRCEM) (E.M., C.G.), Department of Neurology, AP-HP, Pitié-Salpêtrière Hospital, Paris; Centre de référence des maladies inflammatoires rares du cerveau et de la moelle (MIRCEM) (J.P., L.B., R.M.), Department of Neurology, sclérose en plaques, pathologies de la myéline et neuro-inflammation, Hôpital Neurologique Pierre Wertheimer; Department of Neurology (D.A.L.), CR2TI-Inserm U1064, CIC1314, Nantes Université, University Hospital of Nantes; Department of Neurology (L. Michel), INSERM UMR 1236, Université de Rennes 1, University Hospital of Rennes, Rennes, France; Center for Clinical Investigation (N.C.), INSERM U1434; Biopathology of Myelin, Neuroprotection and Therapeutic Strategy, INSERM U1119; Department of Neurology, University Hospital of Strasbourg; CRC SEP Neurologie Pasteur 2 (M.C.), University Hospital of Nice, Université Cote d'Azur, UMR2CA (URRIS), Nice; CRC SEP (X.A.), CRMR Leukofrance, Department of Neurology, INM / U1298, Gui de Chauliac Hospital, University Hospital of Montpellier; Department of Neurology (E.T.), University Hospital of Nimes; CRC SEP (H.Z.), Department of Neurology, U 1172, University Hospital of Lille; Department of Neurology (B.B.), University Hospital of Rouen; Neuro Ophthalmology Unit (C.F.T.), Hospices Civils de Lyon, Claude Bernard Lyon 1 University, Lyon Neuroscience Research Center CRNL U1028 UMR 5292, IMPACT F-69500, Neurological Hospital of Lyon; Department of Neurology (T.M.), University Hospital of Dijon; Department of Neurology (P.C.), University Hospital of la Rochelle; Department of Neurology (P.K.), Hospital of Luxembourg, Luxembourg-Ville, Luxembourg; Department of Child Neurology and Child Intensive Care Unit (S.C.), Hospital of Pau; Department of Neurology (N. Maubeuge), University Hospital of Poitiers; Department of Neurology (K.H.), Delafontaine Hospital, Saint-Denis; Department of Neurology (C.N.), Andre Mignot hospital, Hospital of Versailles, Le Chesnay; Department of Neurology (E.B.), University Hospital of Besancon; Department of Neurology (H.M.), Sud Francilien Hospital, Corbeil-Essonnes; CRC SEP Limoges/Poitiers (L. Magy), CRMR Maladies Neuromusculaires AOC (FILNEMUS), UR 2018 NeurIT, University Hospital of Limoges; Department of Neurology (F.K.), Meaux Hospital; Department of Neurology (M.S.R.), University Hospital of Bicêtre, Le Kremlin-Bicêtre; Department of Neurology (L.H.), Felix Guyon University Hospital, Saint Denis, Reunion; Department of Neurology (M.G.), Hospital of Valenciennes; Department of Neurology (P.B.), University Hospital of Caen Normandie; CRC SEP (A.M.), Department of Neurology, University Hospital of Tours, Bretonneau Hospital; Department of Neurology (G.M.), Nancy University Hospital; Université de Lorraine, EA 4360 APEMAC, Vandoeuvre-Lès-Nancy; Department of Neurology (M.M.), University Hospital of Reims; Department of Neurology (N. Mélé), Sainte-Anne Hospital, GHU Paris Psychiatrie et Neurosciences, Paris Cité University, INSERM 1266; and Department of Neurology (C.P.), Rothschild Foundation Hospital, Paris, France.

Article Synopsis
  • MOGAD (myelin oligodendrocyte glycoprotein antibody-associated disease) is a new autoimmune disorder, and this study aims to examine the long-term outcomes and factors affecting relapse in adult patients.
  • The research included 128 patients from a French cohort with a follow-up period averaging over 6.5 years; results showed that a significant portion experienced relapses, with specific onset symptoms such as optic neuritis and myelitis.
  • Findings indicated that starting maintenance treatment after the first attack is linked to lower relapse risk, with notable impact on patients' disability scores over time.
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Multiple myeloma (MM) is the second most common neoplastic blood disease worldwide. Belantamab mafodotin is a new antibody conjugate anti-B-cell maturation antigen effective against refractory myelomas. It induces intracorneal microcysts leading to refractive fluctuations.

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Background: A previous study reported significant excess mortality among non-COVID-19 patients due to disrupted surgical care caused by resource prioritization for COVID-19 cases in France. The primary objective was to investigate if a similar impact occurred for medical conditions and determine the effect of hospital saturation on non-COVID-19 hospital mortality during the first year of the pandemic in France.

Methods: We conducted a nationwide population-based cohort study including all adult patients hospitalized for non-COVID-19 acute medical conditions in France between March 1, 2020 and 31 May, 2020 (1st wave) and September 1, 2020 and December 31, 2020 (2nd wave).

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Introduction: More personalized alignment techniques in total knee arthroplasty (TKA) have recently been described particularly for the young and active patients. Performing the ideal tibial cut might be challenging with a conventional ancillary. Therefore the aims of this study were: (1) to describe specific tibial landmarks to optimize the tibial cut in TKA; (2) to compare the accuracy of the tibial cut with these landmarks compared to a conventional technique.

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Objective: Multiple techniques are available for closing skin defects, such as skin grafts, flaps and tissue expansion. The tissue extender MID SEW (MID, France) was developed to achieve dermatotraction or suture reinforcement. The aim of this study was to evaluate the effectiveness and safety of this innovative silicone extender for large surgical wounds.

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