Publications by authors named "Foucher J"

Purpose: Hepatoscope® is an ultraportable ultrasound system with 50 Hz two-dimensional transient elastography (2DTE) for liver stiffness measurement (LSM). It provides a quality index (QI) for individual stiffness values that is based on imaging features. This study evaluated the 2DTE intra- and inter-user repeatability in patients with chronic liver diseases (CLD) for novice and expert operators across various QI conditions.

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Background: Hepatitis C virus genotype 5 (HCV-GT-5) is found mainly in South Africa. In our area in central France, the prevalence of HCV-GT-5 is 14%.

Methods And Results: Here we evaluated sustained virological response at week 12 post-treatment (SVR12) in 147 HCV-GT-5 patients from 14 French university hospitals (2014-2021) treated with direct-acting antivirals (DAA) in real-life.

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Article Synopsis
  • * The study found that specific QUS parameters demonstrated high reliability and correlation with controlled attenuation parameter (CAP), indicating accurate assessment of liver fat levels.
  • * The research concludes that QUS can be effectively used on portable devices, offering a convenient method for large-scale screening and monitoring of liver fat.
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Identifying and validating a biomarker with high specificity in early-stage dementia with Lewy bodies (DLB) using a feasible method is crucial to enhance the current suboptimal diagnostic procedure. Previous research revealed abnormalities, including hypoperfusion in the right anterior insular cortex at group level, in prodromal DLB. Exploring hypoperfusion of the right anterior insula, at an individual-level and assessing its relevance as a potential imaging biomarker in early DLB, has, to our knowledge, not been investigated.

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Background: Amyotrophic lateral sclerosis (ALS) is a multisystem disorder with not only motor symptoms but also extra-motor features including cognitive impairment. The most common cognitive profile observed in patients with ALS includes deficits in executive function, language, and social cognition. However, longitudinal studies on cognitive changes over time in ALS are sparse.

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Cognitive impairment is observed in up to 50% of patients with amyotrophic lateral sclerosis (ALS). The Edinburgh Cognitive and Behavioral ALS Screen (ECAS) is an ALS-specific multi-domain screening tool. Few studies have examined the relationship between ECAS scores and [F]fluorodeoxyglucose positron emission tomography ([F]FDG-PET) findings.

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The International Network for Amyotrophic Lateral Sclerosis (ALS) Research and Care (INARC) was founded in 2022. INARC's main goals are to offer a platform dedicated to staff members for ALS clinics and research teams who are not physicians. By nurturing experience and expertise exchanges to improve problem solving skills, the ultimate goal is to increase the standard ALS care and research.

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Objective: This systematic review aims to outline the use of population and disease registries for clinical trial pre-screening.

Materials And Methods: The search was conducted in the time period of January 2014 to December 2022 in three databases: MEDLINE, Embase, and Web of Science Core Collection. References were screened using the Rayyan software, firstly based on titles and abstracts only, and secondly through full text review.

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Background: Although the concept of schizophrenia is still widely presented as having replaced that of dementia praecox, studies have shown that the former was broader than the latter, resulting in a more complex diagnostic redistribution. However, this is poorly documented by quantitative approaches.

Aims: We sought to test the hypothesis that the use of the concept of schizophrenia had caused a diagnostic redistribution and to quantify it.

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Article Synopsis
  • The study focuses on treatment-resistant depression (TRD) characterized by anergic-anhedonic symptoms, proposing a two-step therapy called the Dopaminergic Antidepressant Therapy Algorithm (DATA) combining monoamine oxidase inhibitors and dopamine D2 receptor agonists.
  • Out of 52 patients treated with DATA, 48 were analyzed, showing significant remission rates: 52% after the first step and 77% after the second, highlighting the effectiveness of this approach over a median follow-up of 4 months.
  • The findings suggest that TRD patients respond well to pro-dopaminergic treatments, but some variability in patient responses indicates a need for better understanding of dopamine-sensitive depression forms.
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  • RT001 is a deuterated synthetic version of linoleic acid that may protect motor neurons from degeneration in ALS by preventing lipid peroxidation.
  • A clinical trial was conducted with ALS patients where they were randomly assigned to receive either RT001 or a placebo for 24 weeks, followed by an open-label phase where all received RT001.
  • Results showed that RT001 was well tolerated, with more reported adverse events in the treatment group but no significant difference in key efficacy outcomes, indicating that a larger trial is necessary to confirm its effectiveness.
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Objective: Cognitive and behavioral impairment is observed in up to 50% of patients with amyotrophic lateral sclerosis (ALS). The Edinburgh Cognitive and Behavioral ALS Screen (ECAS) is a 5-domain screening tool customized for quick cognitive screening in patients with ALS. Although the ECAS is available in Swedish at the Karolinska University Hospital (SK-ECAS), it has not yet been validated in Sweden stressing the need to assess validity and reliability of the SK-ECAS Version A.

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In the 19th century, postmortem brain examination played a central role in the search for the neurobiological origin of psychiatric and neurological disorders. During that time, psychiatrists, neurologists, and neuropathologists examined autopsied brains from catatonic patients and postulated that catatonia is an organic brain disease. In line with this development, human postmortem studies of the 19th century became increasingly important in the conception of catatonia and might be seen as precursors of modern neuroscience.

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Different types of resistance to passive movement, i.e. hypertonia, were described in schizophrenia spectrum disorders (SSD) long before the introduction of antipsychotics.

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Introduction: Dopamine (DA) is likely to be involved in some depressive dimensions, such as anhedonia and amotivation, which account for a part of treatment-resistant forms. Monoamine oxidase inhibitors (MAOI) and direct D2 and D3 receptors agonists (D2/3r-dAG) are known to help, but we lack safety data about their combined usage. We report on safety and tolerance of the MAOI+D2r-dAG combination in a clinical series.

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Catatonia has been defined by ICD-11 as a nosologically unspecific syndrome. Previous neuropsychiatric conceptions of catatonia such as Wernicke-Kleist-Leonhard's (WKL) one, have isolated chronic catatonic entities, such as progressive periodic catatonia (PPC) and chronic system catatonias (CSC). This study aimed at comparing the clinical and neuropsychological features of PPC, CSC and non-catatonic patients, all diagnosed with a schizophrenia spectrum disorder (SSD).

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Abnormal movements are intrinsic to some forms of endogenous psychoses. Spontaneous dyskinesias are observed in drug-naïve first-episode patients and at-risk subjects. However, recent descriptions of spontaneous dyskinesias may actually represent the rediscovery of a more complex phenomenon, 'parakinesia' which was described and documented in extensive cinematographic recordings and long-term observations by German and French neuropsychiatrists decades before the introduction of antipsychotics.

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In the first half of the 20th century, well before the antipsychotic era, paratonia, Gegenhalten and psychomotor hypertonia were described as new forms of hypertonia intrinsic to particular psychoses and catatonic disorders. A series of astute clinical observations and experiments supported their independence from rigidity seen in Parkinson's disease. After World War II, motor disorders went out of fashion in psychiatry, with drug-induced parkinsonism becoming the prevailing explanation for all involuntary resistance to passive motion.

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Since January 1st 2022, catatonia is (again) recognized as an independent diagnostic entity in the 11th revision of the International Classification of Diseases (ICD-11). This is a relevant time to systematically review how the concept of catatonia has evolved within the 19th century and how this concept changed under the influence of a wide variety of events in the history of psychiatry. Here, we systematically reviewed historical and modern German and English texts focusing on catatonic phenomena, published from 1800 to 1900.

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Background: The number of people with an alcohol use disorder (AUD) was recently estimated to be 63.5 million worldwide. The global burden of disease and injury attributable to alcohol is considerable: about 3 million deaths, namely one in 20, were caused by alcohol in 2015.

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Background: Non-invasive assessment of fibrosis is predictive of the prognosis of non-alcoholic and alcoholic fatty liver disease but this has not been demonstrated in metabolic (dysfunction)-associated fatty liver disease (MAFLD).

Aims: We assessed the prognosis of non-invasive methods in patients with MAFLD.

Methods: All consecutive patients with MAFLD, with liver stiffness measurements, FIB-4 (Fibrosis-4), and LIVERFASt were included in this cohort study.

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Current classification systems use the terms "catatonia" and "psychomotor phenomena" as mere a-theoretical descriptors, forgetting about their theoretical embedment. This was the source of misunderstandings among clinicians and researchers of the European collaboration on movement and sensorimotor/psychomotor functioning in schizophrenia and other psychoses or ECSP. Here, we review the different perspectives, their historical roots and highlight discrepancies.

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