1,732 results match your criteria: "Lyon-1 University.[Affiliation]"

RORA-neurodevelopmental disorder: a unique triad of developmental disability, cerebellar anomalies, and myoclonic seizures.

Genet Med

December 2024

Genetics Department, Hospices Civils de Lyon, Lyon, France; Neuromyogene Institute, Pathology and Genetics of neuron and muscle, CNRS UMR 5261 INSERM U1315, University of Lyon - Université Claude Bernard Lyon 1, Lyon, France. Electronic address:

Article Synopsis
  • RORA is a gene linked to the development and function of the cerebellum, and this study explores the largest group of individuals with RORA-related neurodevelopmental disorders (RORA-NDD).
  • The study involved 40 participants with various pathogenic variants of RORA, revealing a range of clinical features including developmental and intellectual disabilities, as well as cerebellar symptoms that can vary in onset and severity.
  • Findings indicate that certain missense variants are associated with more severe cerebellar issues, and common elements of RORA-NDD include developmental disabilities, cerebellar symptoms, and different types of myoclonic epilepsy.
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Neural networks for predicting etiological diagnosis of uveitis.

Eye (Lond)

December 2024

Department of Internal Medicine, Hôpital Universitaire de la Croix-Rousse, Hospices Civils de Lyon, University Claude Bernard-Lyon 1, Lyon, France.

Background/objectives: The large number and heterogeneity of causes of uveitis make the etiological diagnosis a complex task. The clinician must consider all the information concerning the ophthalmological and extra-ophthalmological features of the patient. Diagnostic machine learning algorithms have been developed and provide a correct diagnosis in one-half to three-quarters of cases.

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Purpose: Genomic profiling is a major component for first-line treatment decisions in patients with non-small cell lung cancer (NSCLC) and the timeliness of biomarker testing is essential to improve time to treatment initiation (TTI) or avoid inappropriate treatment.

Patients And Methods: The phase III LIBELULE trial (NCT03721120) included patients with radiological suspicion of advanced lung cancer. They were randomized (1:1), the control arm receiving diagnostic procedures according to each center's practice and the liquid biopsy arm with additional testing performed at the first visit using the InVisionFirst®-Lung assay.

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Effect of Therapeutic Patient Education in Adults with Atopic Dermatitis: Analysis of Efficacy and Treatment Needs.

Acta Derm Venereol

December 2024

Hospices Civils de Lyon, South of Lyon Hospital, Allergology and Clinical Immunology Department, Pierre-Bénite, France; CIRI, International Center for Infectious Disease Research, University of Lyon, Inserm, U1111, Claude Bernard Lyon 1 University, Lyon, France.

In the era of biological treatments and small molecules, this study assessed therapeutic patient education (TPE) in managing adult atopic dermatitis (AD), focusing on disease severity, quality of life, and the use of systemic treatments. This multicentre study included 260 adult AD patients, with 184 undergoing a full TPE programme and 76 control patients. Evaluations included disease severity, quality of life (DLQI), and systemic treatment use.

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Article Synopsis
  • The study aimed to evaluate how changes in post-operative coronal plane alignment of the knee (CPAK) affect functional outcomes after robotic arm-assisted total knee arthroplasty (RA-TKA) performed with functional alignment (FA).
  • A total of 201 patients were included, with pre- and post-operative classifications of CPAK determined through CT imaging, and patient satisfaction assessed one year after surgery using the Forgotten Joint Score-12 and a satisfaction scale.
  • Results showed that there was no significant difference in patient satisfaction between those who maintained their preoperative CPAK class and those who experienced changes, indicating that functional outcomes were stable regardless of CPAK class adjustments within a 'functional safe-zone'.
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Background: Nivolumab obtained approval in advanced melanoma (AM) with weight-adjusted dose (WAD) administration (3 mg/kg/2 weeks). In 2018, the dosage regimen was changed to flat dose (FD) administration (240 mg/2 weeks or 480 mg/4 weeks) based on a modeling study, without clinical data.

Methods: AM patients have been prospectively included in the French national multicenter MelBase database since 2013.

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Introduction: Improving adverse events following immunisation (AEFI) detection is vital for vaccine safety surveillance, as an early safety signal can help minimize risks. In February 2022, the World Health Organization reported a preliminary signal on sudden sensorineural hearing loss (SSNHL) following coronavirus disease 2019 (COVID-19) vaccination, 54 million persons in France received at least one dose, covering 78.8% of the population within a year.

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Article Synopsis
  • MENin-KMT2A inhibitors (MENi) are new drugs being tested for treating specific types of acute myeloid leukemia (AML), particularly KMT2Ar and NPM1 cases.
  • A 71-year-old woman treated with the MENi revumenib (REV) for relapsed NPM1 AML developed a serious skin condition resembling pyoderma gangrenosum after two weeks.
  • This case is significant as it is the first documented instance of MENi causing this type of skin condition, emphasizing the need to monitor for severe skin-related side effects in patients undergoing treatment with MENi.
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Metrics for evaluation of automatic epileptogenic zone localization in intracranial electrophysiology.

Clin Neurophysiol

January 2025

Montreal Neurological Hospital, McGill University, 3801 Rue University, Montreal, QC H3A 2B4, Quebec, Canada; Department of Neurology, Duke University Medical School and Department of Biomedical Engineering, Pratt School of Engineering, 2424 Erwin Road, Durham, NC 27705, the United States of America. Electronic address:

Introduction: Precise localization of the epileptogenic zone is critical for successful epilepsy surgery. However, imbalanced datasets in terms of epileptic vs. normal electrode contacts and a lack of standardized evaluation guidelines hinder the consistent evaluation of automatic machine learning localization models.

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Meditation is a mental training approach that can improve mental health and well-being in aging. Yet the underlying mechanisms remain unknown. The Medit-Ageing model stipulates that three mechanisms - attentional, constructive, and deconstructive - upregulate positive psycho-affective factors and downregulate negative ones.

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Background: Personalized alignment in total knee arthroplasty (TKA) has demonstrated good functional outcomes for knees with varus alignment. However, limited research has explicitly addressed optimal alignment strategies for valgus knees. The aims of the current study were to assess the impact of the postoperative knee alignment and of the degree of correction of knee alignment on functional outcomes and satisfaction in a population with preoperative valgus and to evaluate the complication and revision rates based on postoperative alignment.

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[Diagnosis and management of delirium in older adults].

Rev Med Interne

November 2024

Clinical Gerontology Department, CHU of Nantes, Nantes, France.

Article Synopsis
  • * It functions like "acute brain failure," often triggered by other health problems like infections or metabolic issues, and can have serious impacts on patients and the healthcare system.
  • * The review focuses on diagnosing delirium in older adults, discussing available screening tools, exploring its relationship with dementia, and outlining both non-drug and drug management strategies for treatment.
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Redefining the concept of patellofemoral stuffing in total knee arthroplasty.

J ISAKOS

November 2024

Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix-Rousse Hospital, Lyon University Hospital, Lyon, France; Univ Lyon, Claude Bernard Lyon 1 University, IFSTTAR, LBMC UMR_T9406, F69622, Lyon, France.

Article Synopsis
  • - The study aimed to evaluate how recreating the anterior space of the trochlea during total knee arthroplasty affects trochlea depth at both mid and deep flexion angles.
  • - Out of 122 patients, all had a balanced trochlea in full extension; however, more than 40% experienced overstuffing or understuffing issues in mid (32% understuffed) and deep (20.5% overstuffed) flexion.
  • - Significant differences were found in external rotation of the trochlea components between balanced and unbalanced groups at mid flexion, but not in deep flexion or other measures.
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The development and validation of the beliefs about Baby Crying at Night (BBCN) scale.

Sleep Med

December 2024

Faculty of Psychology, UniDistance Suisse, 3900, Brig, Switzerland; Lyon Neuroscience Research Center, CNRS UMR 5292 - INSERM U1028, Lyon, France. Electronic address:

Objective: What are young children trying to express when they cry at night? According to Sadeh, parental beliefs about why their child is crying may play a role in the development and persistence of their child's insomnia. The aim of this study was to create a scale that specifically assesses these parental interpretations in different dimensions.

Methods: Children aged between 6 months and 3 years with either good sleep habits or behavioural insomnia were recruited.

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Effect of an 18-month meditation training on cardiovascular risk in older adults: a secondary analysis of the Age-Well randomized controlled trial.

BMC Geriatr

November 2024

Normandie Univ, UNICAEN, INSERM, U1237, PhIND "Physiopathology and Imaging of Neurological Disorders", NeuroPresage Team, Institut Blood and Brain Caen-Normandie, Cyceron, Caen, 14000, France.

Article Synopsis
  • This study aimed to explore the effects of an 18-month meditation program on cardiovascular health in older adults aged 65 and above.
  • The results showed no significant difference in overall cardiovascular risk (measured by the Framingham Risk Score) between those who practiced meditation and those in control groups.
  • However, meditation did lead to a notable reduction in diastolic blood pressure among participants at higher cardiovascular risk, suggesting potential benefits for specific at-risk groups.
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Purpose: The dual mobility cup (DMC) reduces the dislocation rates in total hip arthroplasty (THA). DMC systems include anatomical (non-modular or monoblock) (ADM) and modular dual mobility (MDM) components (Stryker Orthopaedics, Mahwah, NJ, USA). This review aims to assess differences between these two types of DMC implants concerning dislocation and revision rates, as well as patient-reported outcomes.

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Commentary on: «Onabotulinum toxin A injections: A novel option for management of refractory nocturnal enuresis" by Tyler Overholt, Davis Temple, Adam Cohen, Anthony Atala, Marc Colaco, Steve Hodges.

J Pediatr Urol

November 2024

Claude Bernard Lyon 1 University, Lyon, France; Pediatric Uro-visceral, Thoracic and Transplantation Department, Hôpital Femme Mère Enfant, Hospices Civils de Lyon, Lyon, France; INSERM U1208 SBRI, Lyon, France; Reference Center for Rare Diseases DEVGEN (Genital Development from Fetus to Adult), Lyon, France; Reference Center for Rare Diseases MARVU (Rare Urinary Tract Malformations), Lyon, France. Electronic address:

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bioprinted 3D model enhancing osteoblast-to-osteocyte differentiation.

Biofabrication

November 2024

Laboratory of Tribology and System Dynamics,, UMR-CNRS 5513-Ecole Centrale Lyon, Ecully, Auvergne-Rhône-Alpes FR 69134, France.

Article Synopsis
  • * The study focuses on developing a bio-printed model that effectively simulates the process of human primary osteoblasts maturing into osteocytes using hydrogels that mimic the mechanical properties of bone tissue.
  • * By experimenting with different cross-linking solutions, the researchers found that a hydrogel with a low elastic modulus and specific viscoelastic traits significantly enhanced the differentiation of osteoblasts, as marked by increased enzyme activity and the formation of dendritic structures.
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Background: As fat grafting is commonly used as a filler, Adipose-derived stem/stromal cells (ASC) have been reported to be key player in retention rate. Paracrine and differentiation potential of those cells confer them strong pro-angiogenic capacities. However, a full characterization of the influence of aging on ASC has not been reported yet.

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Article Synopsis
  • * The study investigates the needs of individuals with CLBP and healthcare professionals regarding mHealth technologies through a three-phase user-centered design process, which includes expert workshops, focus groups, and validation via Delphi questionnaires.
  • * Findings from 121 participants revealed specific technology-related needs, leading to consensus-driven design recommendations for a mHealth device tailored to the challenges faced by those managing CLBP.
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Article Synopsis
  • - The PREVACT study investigated the effectiveness of immediate reversal of anticoagulation in patients on vitamin K antagonists (VKAs) who suffered mild traumatic brain injury (TBI) to see if it could lower the incidence of intracranial hemorrhage (ICH) within 24 hours of treatment.
  • - In a clinical trial across 21 French emergency departments, 202 patients were randomized to either receive immediate reversal treatment or standard care, but the trial was halted early, making it difficult to draw definitive conclusions.
  • - Although the results indicated a lower rate of ICH in the intervention group compared to the control group (6.1% vs. 12.1%), the difference was not statistically significant, leaving open
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Despite their indisputable importance in neuroblastoma (NB) pathology, knowledge of the bases of NB plasticity and heterogeneity remains incomplete. They may be rooted in developmental trajectories of their lineage of origin, the sympatho-adrenal neural crest. We find that implanting human NB cells in the neural crest of the avian embryo allows recapitulating the metastatic sequence until bone marrow involvement.

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Article Synopsis
  • PCSK9 is crucial for regulating LDL-cholesterol and certain variants, like p.Ser127Arg, lead to higher cholesterol levels and are mainly found in France, with few in South Africa and Norway due to a common ancestor effect.
  • The study analyzed 14 p.Ser127Arg carriers from eight families and compared them with other variants to understand their genetic background and health impact.
  • Results indicated that the common ancestor lived about 775 years ago, and carriers of p.Ser127Arg had significantly higher LDL-C levels, suggesting it may have a stronger effect on cholesterol levels compared to other mutations.
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