87 results match your criteria: "Vinatier Hospital[Affiliation]"

Cortical beta power reflects the influence of Pavlovian cues on human decision-making.

J Neurosci

December 2024

Center for studies and research in Cognitive Neuroscience, Department of Psychology, University of Bologna, Cesena, Italy.

Reward-predictive cues can affect decision-making by enhancing instrumental responses towards the same (Specific transfer) or similar (General transfer) rewards. The main theories on cue-guided decision-making consider Specific transfer as driven by the activation of previously learned instrumental actions induced by cues sharing the sensory-specific properties of the reward they are associated with. However, to date, such theoretical assumption has never been directly investigated at the neural level.

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A neuronal marker of eye contact spontaneously activated in neurotypical subjects but not in autistic spectrum disorders.

Cortex

November 2024

Institute of Cognitive Sciences Marc Jeannerod, CNRS, Bron, France; iMIND Center of Excellence for Autism, Le Vinatier Hospital, Bron, France; Aix-Marseille Université, CNRS, Institut de Neurosciences de la Timone UMR7289, Marseille, France. Electronic address:

Attention to faces and eye contact are key behaviors for establishing social bonds in humans. In Autism Spectrum Disorders (ASD), a disturbance in neurodevelopment, impaired face processing and gaze avoidance are key clinical features for ASD diagnosis. The biological alterations underlying these impairments are not yet clearly established.

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Background And Purpose: Disabling dystonia despite optimal medical treatment is common in Wilson disease (WD). No controlled study has evaluated the effect of deep brain stimulation (DBS) on dystonia related to WD. This study was undertaken to evaluate the efficacy of DBS on dystonia related to WD.

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Refining Criteria for a Neurodevelopmental Subphenotype of Bipolar Disorders: A FondaMental Advanced Centers of Expertise for Bipolar Disorders Study.

Biol Psychiatry

October 2024

Fondation Fondamental, Créteil, France; Centre Hospitalier Universitaire de Montpellier, Hôpital Lapeyronie, Psychiatric Emergency and Post Emergency Department, Pole Urgence, Montpellier, France; L'Institut de Génomique Fonctionnelle, Université de Montpellier, Centre National de la Recherche Scientifique, Institut National de la Santé et de la Recherche Médicale, Montpellier, France. Electronic address:

Article Synopsis
  • Bipolar disorder (BD) is a complex mental health condition, and researchers aimed to identify a neurodevelopmental phenotype (NDP) that contributes to its development and impacts clinical outcomes.
  • By analyzing data from over 4,400 BD patients, they established nine specific clinical features that characterize this NDP, which are linked to poorer prognosis and treatment responses.
  • The findings suggest that patients with a higher NDP load may have overlapping genetic factors with ADHD, indicating a potential shared biological basis for these disorders.
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Psychiatrists' beliefs, awareness, and attitudes toward gender variance: A French cross-sectional study.

Encephale

October 2024

Department of Urology, Lyon Sud Hospital, 69495 Oullins-Pierre-Bénite, France; Forensic Psychiatry Department, Lyon-Corbas Prison, Vinatier Hospital, 69678 Bron, France.

Objectives: The evolution of knowledge and recommendations concerning transgender health has led to various representations, especially for health professionals, that can influence the medical management of transgender individuals. The main objective of this study was to explore the representation of psychiatrists in France regarding gender variance. The secondary objective was to compare these data based on their characteristics.

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Aim: The anticholinergic properties of medications are associated with poorer cognitive performance in schizophrenia. Numerous scales have been developed to assess anticholinergic burden and yet, there is no consensus indicating which anticholinergic burden scale is more relevant for patients with schizophrenia. We aimed to identify valid scales for estimating the risk of iatrogenic cognitive impairment in schizophrenia.

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Background: The use of dose administration aids in automated ward dispensing devices requires the repackaging of medications, which may impact their stability compared with the original manufacturer's packaging.

Objectives: This study aimed to assess the physical and chemical stability of clozapine tablets for up to 84 days after repackaging.

Methods: A total of 900 tablets of clozapine 100 mg (Viatris) were repackaged and stored under five different conditions to conduct physical and chemical stability tests on days 0, 28, 56 and 84.

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Background: Caring for a relative with a severe mental disorder (SMD) is associated with high levels of burden and poor physical and mental health. There is a dire need for family psychoeducational programs that can be provided as early as possible. This manuscript describes the pilot testing of "Leo" a motivational-based psychoeducational program for caregivers of individuals with a SMD.

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Autism spectrum disorder (ASD) is identified by a set of neurodevelopmental divergences that typically affect the social communication domain. ASD is also characterized by heterogeneous cognitive impairments and is associated with cooccurring physical and medical conditions. As behaviors emerge as the brain matures, it is particularly essential to identify any gaps in neurodevelopmental trajectories during early perinatal life.

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Question: This umbrella review and guidelines aimed to provide evidence to support the rational choice of selected adjunctive therapies for schizophrenia.

Study Selection And Analysis: Following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) and World Federation of Societies of Biological Psychiatry (WFSBP)-grading recommendations, 63 randomised control trials (RCTs) (of which 4219 unique participants have completed the RCTs) and 29 meta-analyses were analysed.

Findings: Provisional recommendations (WFSBP-grade 1) could be made for two molecules in augmentation to antipsychotics: (1) N-acetyl-cysteine (NAC, 1200-3600 mg/day, for >12 consecutive weeks) in improving negative symptoms, general psychopathology (positive and negative syndrome scale for schizophrenia (PANSS) general psychopathology factor (G)-G subscale), with the RCTs with the longer duration showing the most robust findings; (2) polyunsaturated fatty acids (3000 mg/day of eicosapentaenoic acid, for >12 weeks) in improving general psychopathology.

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Evaluation of the level of training of French psychiatrists on borderline personality disorder: An online survey.

Encephale

June 2024

Service of Psychiatric Specialties, Department of Mental Health and Psychiatry, University Hospitals of Geneva, Geneva, Switzerland; University of Geneva, Geneva, Switzerland.

Background: Borderline personality disorder is a common and treatable personality disorder that is often underdiagnosed and untreated, mainly due to a lack of training of psychiatrists and to a lack of accessibility to specialized therapies. However, no study has been conducted in France regarding this issue. Thus, we aimed to evaluate on a national scale the level of training, knowledge, and general attitude toward BPD diagnosis of French psychiatrists.

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Guidelines for reducing the environmental impact of general anaesthesia.

Anaesth Crit Care Pain Med

October 2023

Department of Anesthesia and Intensive Care Unit, CHU Brest, Cavale Blanche Hospital, France; ORPHY, EA 4324, France.

Objective: To provide guidelines for reducing the environmental impact of general anaesthesia.

Design: A committee of ten experts from SFAR and SF2H and SFPC learned societies was set up. A policy of declaration of competing interests was applied and observed throughout the guideline-writing process.

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Hepatitis C virus (HCV) is highly prevalent in people with mental disorders (PWMDs). However, in the international context of HCV elimination, no previous study has explored the features of seropositive PWMDs with vs. without a positive viral load (VL).

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Background: Knowledge about the risks of drugs during pregnancy is continuously evolving due to the frequent publication of a large number of epidemiological studies. Systematic reviews and meta-analyses therefore need to be regularly updated to reflect these advances. To improve dissemination of this updated information, we developed an initiative of real-time full-scale living meta-analyses relying on an open online dissemination platform ( www.

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A vast majority of individuals with autism spectrum disorder experience impairments in motor skills. Those are often labelled as additional developmental coordination disorder despite the lack of studies comparing both disorders. Consequently, motor skills rehabilitation programmes in autism are often not specific but rather consist in standard programmes for developmental coordination disorder.

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Purpose: The "NALCN channelosome" is an ion channel complex that consists of multiple proteins, including NALCN, UNC79, UNC80, and FAM155A. Only a small number of individuals with a neurodevelopmental syndrome have been reported with disease causing variants in NALCN and UNC80. However, no pathogenic UNC79 variants have been reported, and in vivo function of UNC79 in humans is largely unknown.

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Accumulating evidence indicates that coronavirus disease 2019 is a major cause of delirium. Given the global dimension of the current pandemic and the fact that delirium is a strong predictor of cognitive decline for critically ill patients, this raises concerns regarding the neurological cost of coronavirus disease 2019. Currently, there is a major knowledge gap related to the covert yet potentially incapacitating higher-order cognitive impairment underpinning coronavirus disease 2019 related delirium.

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Article Synopsis
  • Digit-tracking is a straightforward, calibration-free method that effectively substitutes eye tracking in studying vision, allowing participants to use their fingers to focus on stimuli on a touchscreen.
  • In an experiment, digit-tracking was used to analyze visual search patterns in natural scenes, yielding results consistent with previous eye-tracking studies and highlighting similar attention shifts guided by visual saliency.
  • The findings support the usefulness of digit-tracking in both fundamental research and practical applications in vision and attention studies.
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An optimized iDISCO+ protocol for tissue clearing and 3D analysis of oxytocin and vasopressin cell network in the developing mouse brain.

STAR Protoc

March 2023

Institute of Cognitive Science Marc Jeannerod, CNRS, Bron, France; iMIND, Center of Excellence for Autism, le Vinatier Hospital, Bron, France. Electronic address:

Here, we present an optimized iDISCO+ protocol combining tissue clearing and light sheet microscopy to map the postnatal development of oxytocin and vasopressin neurons in mouse hypothalamus. We describe tissue preparation, immunostaining, clearing, and imaging. We then detail how to process the 3D cell dataset to analyze cell network using a point-based recording procedure that accurately maps neurons in the Allen brain atlas.

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Human type I IFN deficiency does not impair B cell response to SARS-CoV-2 mRNA vaccination.

J Exp Med

January 2023

Necker Enfants Malades Institute, INSERM U1151/CNRS UMR 8253, Action thématique incitative sur programme-Avenir Team Auto-Immune and Immune B cell, University Paris Cité, University Paris-Est-Créteil, Créteil, France.

Article Synopsis
  • * Researchers examined SARS-CoV-2 naive patients with specific genetic deficiencies and autoantibodies that affect IFN response to see if this impacted vaccine efficacy.
  • * The study found that despite these deficiencies, the B cell response, including memory B cells and IgG production, remained robust and similar to healthy individuals, indicating type I IFN isn't essential for generating a strong vaccine-induced immune response against SARS-CoV-2.
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Caring for a relative with a severe mental disorder puts family caregivers to a great risk of depression. While overall caregiving burden is a strong predictor of depression, the contribution of the various dimensions of burden to caregivers' depression as well as their relationships with depressive symptoms has received little attention. 384 family caregivers completed a cross-sectional online survey including the Center for Epidemiological Studies Depression (CES-D) scale, the Zarit Burden Interview (ZBI), and the Brief Experience of Caregiving Inventory (BECI), measuring caregiving burden and experience.

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Background: Williams syndrome (WS) and Autism Spectrum Disorders (ASD) are neurodevelopmental conditions associated with atypical but opposite face-to-face interactions patterns: WS patients overly stare at others, ASD individuals escape eye contact. Whether these behaviors result from dissociable visual processes within the occipito-temporal pathways is unknown. Using high-density electroencephalography, multivariate signal processing algorithms and a protocol designed to identify and extract evoked activities sensitive to facial cues, we investigated how WS (N = 14), ASD (N = 14) and neurotypical subjects (N = 14) decode the information content of a face stimulus.

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Objective: Although international guidelines state that psychoeducation to caregivers should be provided systematically, it remains insufficiently available in psychiatry. This study reports the development and evaluation of an original training course aimed to provide participants with the knowledge and skills to implement "BREF," a psychoeducational program for caregivers.

Methods: The BREF program training course, a free, 1-day course incorporating peer role-play was developed.

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Article Synopsis
  • - Autism spectrum disorder (ASD) is diagnosed as early as 18 months, and early diagnosis is essential for effective intervention; the study examined the age of diagnosis in 554 children in France.
  • - The average age of ASD diagnosis was found to be 4.9 years, with factors like intellectual disability, symptom severity, and communicative abilities influencing earlier diagnoses, particularly in children from low socio-economic backgrounds.
  • - The study noted that while low socio-economic status families had earlier diagnoses, these children often had greater intellectual impairments; it highlighted the need for better screening of less obvious ASD cases and further research into the correlation between ASD and intellectual challenges in these families.
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