Publications by authors named "Maxime Desmarets"

Article Synopsis
  • The study aimed to evaluate bone mineral density (BMD) and quality in patients with psoriasis (PsO) and psoriatic arthritis (PsA) by comparing them with matched control subjects.
  • Methods involved analyzing bone density through dual-energy X-ray absorptiometry (DXA) and assessing bone quality using trabecular bone score (TBS) and 3D DXA analysis.
  • Results indicated that while patients with PsA had normal bone parameters, those with PsO showed higher femoral neck BMD but decreased bone texture, suggesting a possible risk for impaired vertebral bone resistance despite no increased risk for hip fractures.
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Background: Detection of high-risk human papillomaviruses (hrHPV) is widely used at the first line of cervical cancer screening, requiring rigorous validation of the clinical performance of commercial kits designed for this indication.

Methods: Performance of the AmpFire HPV Screening 16/18/HR test (AF, Atila Biosystems) and the Hybrid Capture 2 test (HC2, Qiagen) for detecting hrHPV was cross-compared in 200 cervical samples in our institution.

Results: The global percentage of agreement between the 2 techniques was 95.

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Few studies have considered the influence of motor sign asymmetry on motivated behaviors in de novo drug-naïve Parkinson's disease (PD). We tested whether motor sign asymmetry could be associated with different motivated behavior patterns in de novo drug-naïve PD. We performed a cross-sectional study in 128 de novo drug-naïve PD patients and used the Ardouin Scale of Behavior in Parkinson's disease (ASBPD) to assess a set of motivated behaviors.

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Article Synopsis
  • The study aimed to analyze the incidence and factors linked to difficult-to-treat axial spondyloarthritis (D2T-axSpA) in French patients receiving long-term illness benefits for the condition.
  • It involved a national cohort comprising over 22,000 patients, revealing that nearly 20% of those treated with biological DMARDs experienced D2T-axSpA, with associations found to female gender and certain comorbidities like psoriasis and depression.
  • Despite the prevalence of D2T-axSpA, the research found no significant differences in major cardiovascular events or mortality rates among the patients over the follow-up period.
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Postoperative apathy is a frequent symptom in Parkinson's disease patients who have undergone bilateral deep brain stimulation of the subthalamic nucleus. Two main hypotheses for postoperative apathy have been suggested: (i) dopaminergic withdrawal syndrome relative to postoperative dopaminergic drug tapering; and (ii) direct effect of chronic stimulation of the subthalamic nucleus. The primary objective of our study was to describe preoperative and 1-year postoperative apathy in Parkinson's disease patients who underwent chronic bilateral deep brain stimulation of the subthalamic nucleus.

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Introduction: COVID-19 convalescent plasma (CCP) is a possible treatment option for COVID-19. A comprehensive number of clinical trials on CCP efficacy have already been conducted. However, many aspects of CCP treatment still require investigations: in particular (1) Optimisation of the CCP product, (2) Identification of the patient population in need and most likely to benefit from this treatment approach, (3) Timing of administration and (4) CCP efficacy across viral variants in vivo.

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Objectives: The objectives of this study were to describe the incidence of major adverse cardiovascular events (MACEs) in French patients newly benefiting from the French Long-term Illness scheme (LTI) for AS and to evaluate the effect of various treatments on the risk of MACE occurrence.

Methods: This national cohort study was based on the French national medico-administrative database SNDS containing data on hospitalization, the LTI, and outpatient care consumption. All French patients newly receiving LTI benefits for AS from 2010 to 2013 were included.

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Background: Mechanical thrombectomy for acute ischemic stroke is effective and includes different technical approaches. Operators use direct aspiration, a stent retriever, or a combination of both. Direct aspiration can be performed with various catheters of different sizes depending on the diameter of the occluded vessel.

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Asymptomatic carotid stenosis (ACS) can cause cognitive dysfunction, related to cerebral hypoperfusion and microemboli. These mechanisms could be treated by carotid revascularization, but the impact of carotid angioplasty stenting (CAS) or carotid endarterectomy (CEA) on cognitive functions remains unclear. The aim of this systematic review was to realize a report on the actual state of results about asymptomatic carotid stenosis revascularization and cognitive function.

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Objective: Taenia solium (Ts) cysticercosis is a neglected zoonotic disease particularly prevalent in Madagascar. Few data are available for children, current data mainly rely on antibody prevalence. We sought to determine the Ts-antigen seroprevalence-determining active cysticercosis-amongst school children from various cities in Madagascar (excluding the capital) and evaluated associated risk factors.

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Background: Fat mass distribution, especially in the abdominal visceral region, has been rarely evaluated in patients with PsA or psoriasis (PsO).

Methods: Patients with PsA and patients with PsO alone were evaluated and compared with control subjects (1:1 ratio in each patient group) matched for age, sex and BMI category. Body composition and fat distribution (android and visceral fat) were evaluated by DXA.

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Extracellular vesicles (EVs) are active components of red blood cell (RBC) concentrates and may be associated with beneficial and adverse effects of transfusion. Elucidating controllable factors associated with EV release in RBC products is thus important to better manage the quality and properties of RBC units. Erythrocyte-derived EVs (EEVs) and platelet-derived EVs (PEVs) were counted in 1226 RBC units (administered to 280 patients) using a standardized cytometry-based method.

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Background: The strong geographic variations in the incidence rates of renal replacement therapy (RRT) for end-stage renal disease are not solely related to variations in the population's needs, such as the prevalence of diabetes or the deprivation level. Inequitable geographic access to health services has been involved in different countries but never in France, a country with a generous supply of health services and where the effect of the variability of medical practices was highlighted in an analysis conducted at the geographic scale of districts. Our ecological study, performed at the finer scale of townships in a French area of 8,370,616 inhabitants, investigated the association between RRT incidence rates, socioeconomic environment and geographic accessibility to healthcare while adjusting for morbidity level and medical practice patterns.

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Blastic plasmacytoid dendritic cell neoplasm (BPDCN) is a rare and aggressive leukemia for which we developed a nationwide network to collect data from new cases diagnosed in France. In a retrospective, observational study of 86 patients (2000-2013), we described clinical and biological data focusing on morphologies and immunophenotype. We found expression of markers associated with plasmacytoid dendritic cell origin (HLA-DRhigh, CD303+, CD304+, and cTCL1+) plus CD4 and CD56 and frequent expression of isolated markers from the myeloid, B-, and T-lymphoid lineages, whereas specific markers (myeloperoxidase, CD14, cCD3, CD19, and cCD22) were not expressed.

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Objectives: Several studies have reported that patients operated on for non-small cell lung cancer (NSCLC) are at high risk of second primary lung cancer (SPLC). However, widely varying estimates of this risk have been reported, with very few studies taking into account that these patients are at particularly high competing risk of death, due to recurrence of the initial disease and to comorbidities. Risk factor evaluation over time has significant repercussions on the post-surgery surveillance strategy offered for NSCLC.

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Article Synopsis
  • The quality and viability of research data are heavily influenced by the initial setup of a database, emphasizing the importance of a structured data-management process.
  • Efficient data collection relies on well-designed case report forms (CRFs) that ensure clear guidelines and standards for data entry, fostering accurate and complete documentation.
  • Adhering to GDPR principles is essential for maintaining data protection standards, requiring responsible handling of personal data through lawful, fair, and transparent practices.
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Background: A better knowledge of the connections between platelet concentrate (PC) characteristics and transfusion outcomes in day-to-day practice would help improve the selection process of the most appropriate PC.

Study Design And Methods: In this study of prophylactic platelet transfusions in patients with hematologic malignancies between 2002 and 2012, outcome criteria were corrected count increments (CCIs) and platelet transfusion intervals (TIs, in days). Studied characteristics were ABO matching status, platelet source, dose, storage duration, irradiation, washing, and transfusion sequence number (TSN).

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Background: Blood products use has increased in France between 2000 and 2011. To understand the reasons for this increase, data about transfused patients and transfusion practices needed to be updated.

Study Design And Methods: A nationwide cross-sectional survey was performed with health care establishments.

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Background: Red blood cell (RBC) storage lesions and RBCs from females transfused into male recipients may have adverse effects on transfusion recipients' survival. We hypothesized that the effect of donor sex and the effect of age of blood on mortality would be most apparent in cardiac surgery patients.

Study Design And Methods: Using data from French Blood Services and two university hospitals, we conducted a retrospective cohort study on cardiac surgery patients whose first transfusion occurred between 2007 and 2011.

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Purpose: To compare graft survival between 3 10-year periods and according to surgical techniques performed in the last years.

Design: Cohort study.

Methods: setting: Regional center (Besançon University Hospital, France).

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Introduction: In France, the challenges of replacing departing psychiatrists with a new generation are compounded by an increased demand for psychiatric care, which threatens the accessibility of health care, particularly in rural and semi-rural areas. The objective of this study was to describe the location of psychiatrists trained in the Franche-Comté region, and to analyze the factors associated with establishing their practice in the region, particularly in the most understaffed areas.

Methods: We conducted a retrospective observational study, completed by a qualitative investigation with semi-directive interviews with psychiatrists and psychiatry residents.

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Sickle cell disease (SCD) is a chronic inflammatory disease associated with multiple organ damage, chronic anemia, and infections. SCD patients have a high rate of alloimmunization against red blood cells (RBCs) following transfusion and may develop autoimmune diseases. Studies in mouse models have suggested that regulatory T cells (Treg) play a role in alloimmunization against RBC antigens.

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Purpose: This longitudinal study aimed at comparing heart rate variability (HRV) in elite athletes identified either in 'fatigue' or in 'no-fatigue' state in 'real life' conditions.

Methods: 57 elite Nordic-skiers were surveyed over 4 years. R-R intervals were recorded supine (SU) and standing (ST).

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