Publications by authors named "Chatelus E"

Background And Aims: Systemic sclerosis (SSc) is an autoimmune connective disease characterised by excessive extracellular matrix deposition and widespread skin and internal organ fibrosis including various cardiac manifestations. Heart involvement is one of the leading causes of death among patients with SSc. In this study, we aimed to assess the effect of various vasodilator treatments.

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We aimed to evaluate the value of the Fibrosis-4 (FIB-4) score as a prognostic factor in RA in the prospective ESPOIR cohort. We included patients from the ESPOIR cohort with a diagnosis of RA according to ACR/EULAR criteria. The formula for the FIB-4 score is as follows: [age (years) × aspartate transaminase level (U/L)]/[platelet count (10/L) × alanine aminotransferase level (U/L)].

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Hematopoietic stem cell transplantation (HSCT) for severe ADs was developed over the past 25years and is now validated by national and international medical societies for severe early systemic sclerosis (SSc) and relapsing-remitting multiple sclerosis (MS) and available as part of routine care in accredited center. HSCT is also recommended, with varying levels of evidence, as an alternative treatment for several ADs, when refractory to conventional therapy, including specific cases of connective tissue diseases or vasculitis, inflammatory neurological diseases, and more rarely severe refractory Crohn's disease. The aim of this document was to provide guidelines for the current indications, procedures and follow-up of HSCT in ADs.

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Background: Vascular phenotype is associated with a poor prognosis in systemic sclerosis (SSc). The identification of its risk factors could facilitate its early detection.

Objectives: To explore risk factors for a vascular phenotype of SSc, among them a history of pre-eclampsia.

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Objectives: Heart involvement is one of the leading causes of death in systemic sclerosis (SSc). The prevalence of SSc-related cardiac involvement is poorly known. Our objective was to investigate the prevalence and prognosis burden of different heart diseases in a nationwide cohort of patients with SSc.

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Article Synopsis
  • The study investigated the outcomes of patients with systemic sclerosis (SSc) who contracted COVID-19 across different waves of the pandemic, highlighting a lack of data for this specific group.
  • A total of 333 SSc patients were analyzed, revealing a reduction in severe outcomes, hospitalizations, and deaths from wave 1 to waves 2 and 3.
  • The findings suggest that younger demographics, lower use of high-dose corticosteroids, and possibly improved healthcare responses contributed to better outcomes for SSc patients as the pandemic progressed.
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Aim: Patients with systemic sclerosis (SSc) present various clinical and radiological oral manifestations. However, precise evaluation of the oral features associated with diffuse cutaneous SSc (dcSSc) and limited cutaneous SSc (lcSSc) is limited. The objective of this study was to evaluate the periodontal ligament (PDL) surface in SSc patients in comparison with controls.

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Article Synopsis
  • This study aimed to evaluate and model mouth opening (MO) trajectories in patients with systemic sclerosis (SSc), as there has been limited research on this topic.
  • Researchers analyzed data from 1,101 patients, finding that baseline MO was linked to disease severity and lower survival rates, particularly in those with MO less than 30 mm.
  • The results indicated that while most patients had stable MO trajectories, a specific group with diffuse cutaneous SSc showed high but declining MO over a year, putting them at greater risk for poor survival and interstitial lung disease.
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  • The study explores the effectiveness and safety of off-label targeted therapies in patients with rare autoimmune and inflammatory diseases.
  • A total of 100 patients were enrolled, primarily middle-aged women, with a variety of targeted therapies being used and a significant proportion still on corticosteroid treatments.
  • Results indicated that 56% of patients found the treatment effective, leading to a significant reduction in corticosteroid dosage, while the overall tolerance of these therapies was deemed acceptable despite some serious health incidents.
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  • The study aims to evaluate how native joint septic arthritis (NJSA) is managed and the outcomes for patients in various rheumatology departments across France, covering cases from 2016 to 2017.
  • A total of 362 NJSA patients were analyzed, revealing that knee involvement is common and that Staphylococcus aureus is the leading pathogen; treatment varied and included prolonged antibiotic use, surgeries, and challenges related to complications and mortality.
  • The findings underscore a grim prognosis for NJSA, with significant morbidity and mortality rates, emphasizing the necessity for standardized management practices as outlined in new French guidelines released post-study.
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Objectives: Treatments for SSc-associated interstitial lung disease (SSc-ILD) differ in attributes, i.e. mode of administration, adverse events (AEs) and efficacy.

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  • Systemic sclerosis is a severe autoimmune disease, and mesenchymal stromal cells (MSCs) show potential for treatment due to their immunomodulatory and antifibrotic properties, although their safety in patients has not been confirmed.
  • A phase 1/2 study at Saint-Louis Hospital in Paris aimed to determine the safety and feasibility of injecting allogeneic MSCs from family donors into patients with severe diffuse systemic sclerosis.
  • The study involved 20 eligible patients, assessing immediate infusion tolerance and monitoring serious adverse events over a 24-month follow-up period.
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Introduction: Few data are available concerning the effect of SARS-CoV-2 vaccination on the persistent symptoms associated with COVID-19, also called long-COVID or post-acute sequelae of COVID-19 (PASC).

Patients And Methods: We conducted a nationwide online study among adult patients with PASC as defined by symptoms persisting over 4 weeks following a confirmed or probable COVID-19, without any identified alternative diagnosis. Information concerning PASC symptoms, vaccine type and scheme and its effect on PASC symptoms were studied.

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Background: Glucocorticoids (GCs) plus rituximab (RTX) represent the first-line treatment of nonviral mixed cryoglobulinemia vasculitis (CryoVas). However, data on therapeutic management and outcome of patients refractory to RTX are lacking.

Methods: We conducted a European collaborative retrospective multicenter study of patients with nonviral mixed CryoVas refractory to RTX and performed a literature review.

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Article Synopsis
  • The study aimed to understand COVID-19 prevalence and risk factors in patients with rare autoimmune diseases.
  • Around 1,232 patients were contacted, with 1,055 being included; 469 were tested for SARS-CoV-2.
  • Of those tested, 39 (7.9%) had COVID-19, with most experiencing symptoms; infected patients reported more disease flare-ups compared to uninfected patients.
  • The overall seroprevalence of SARS-CoV-2 was found to be 6.6%, which is lower than the general population estimate for that region.
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Introduction: COVID-19 long-haulers, also decribed as having "long-COVID" or post-acute COVID-19 syndrome, represent 10% of COVID-19 patients and remain understudied.

Methods: In this prospective study, we recruited 30 consecutive patients seeking medical help for persistent symptoms (> 30 days) attributed to COVID-19. All reported a viral illness compatible with COVID-19.

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Introduction: Given the COVID-19 pandemic, it is crucial to understand the underlying behavioural determinants of SARS-CoV-2 vaccine hesitancy in patients with autoimmune or inflammatory rheumatic diseases (AIIRDs). We aimed to analyse patterns of beliefs and intention regarding SARS-CoV-2 vaccination in AIIRD patients, as a mean of identifying pragmatic actions that could be taken to increase vaccine coverage in this population.

Methods: Data relating to 1258 AIIRD patients were analysed using univariate and multivariate logistic regression models, to identify variables associated independently with willingness to get vaccinated against SARS-CoV-2.

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Objective: We recently recorded a high prevalence of inclusion body myositis (IBM) in patients with Sjögren's syndrome (SS). Whether myositis patients with SS differ from myositis patients without SS in terms of the characteristics of the myositis is currently unknown. Anti-cytosolic 5'-nucleotidase 1 A (cN1A) has recently been proposed as a biomarker for IBM but is also frequent in SS.

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Background: Guillain-Barré syndrome (GBS) is an immune-mediated acute polyradiculoneuritis often in post-infectious context. It is a therapeutic emergency as early treatment may prevent disabilities. Pain in GBS has been described extensively, may precede neurological symptoms and bring the patient to rheumatology departments in the first place.

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Objectives: To evaluate the reliability of the OMERACT paediatric ultrasound (US) synovitis definitions and scoring system in JIA.

Methods: Thirteen sonographers analysed 75 images for the presence/absence of elementary lesions (binary scoring) and for grading synovitis, synovial hypertrophy, effusion and Doppler signals. Static US images of the second metacarpophalangeal joint (MCP-II), wrist, elbow, knee and ankle in JIA patients at different ages and different disease stages were collected with standardized scanning by two experienced sonographers.

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Objectives: To screen for concomitant autoimmune disease in patients with systemic sclerosis (overlap SSc) and to describe their clinical characteristics and prognosis.

Methods: This was a two-center retrospective observational study. Patients diagnosed with SSc according to the 2013 ACR-EULAR scleroderma classification criteria were screened for concomitant rheumatoid arthritis (RA), Sjögren syndrome (SgS) and systemic lupus erythematosus (SLE).

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