Publications by authors named "Julien Maizel"

Purpose: Prognostic impact of left ventricular diastolic dysfunction (LVDD) in septic shock patients has not been determined using current diagnostic guidelines. We assessed the relation between LVDD during the first 3 days following intensive care unit (ICU) admission for septic shock and Day-28 mortality.

Methods: This prospective, multicenter, observational study enrolled 402 patients (age: 63 ± 13 year; 59% male; SAPS II: 59 ± 20; SOFA: 9.

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  • Acute kidney injury (AKI) can progress to acute kidney disease (AKD) and potentially to chronic kidney disease (CKD), creating significant health risks, including cardiovascular complications.
  • In a mouse study, researchers found that kidney injury resulted in early heart and blood vessel dysfunction, marked by specific changes in protein expression and increased levels of harmful toxins over time.
  • The findings emphasize the importance of understanding the early effects of AKD on cardiovascular health to find ways to prevent future heart issues.
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Introduction: The high incidence of morbidity and mortality associated with the post-cardiac arrest (CA) period highlights the need for novel therapeutic interventions to improve the outcome of out-of-hospital cardiac arrest (OHCA) patients admitted to the intensive care unit (ICU). The aim of this study is to assess the ability of high-dose intravenous vitamin C (Vit-C) to improve post-CA shock.

Methods And Analysis: This is a single-blind, open-label, multicentre, randomised controlled trial, involving 234 OHCA patients with post-CA shock planned to be enrolled in 10 French ICUs.

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  • The study aimed to evaluate the effectiveness of the 2021 ERC/ESICM algorithm in predicting neurological outcomes for cardiac arrest survivors in intensive care.
  • A total of 337 patients were examined, with the algorithm successfully identifying all 175 patients predicted to have poor neurological outcomes and showing high specificity for various predictive tools like EEG and clinical examination.
  • For patients with uncertain outcomes, favorable indicators could help predict positive recovery, providing valuable guidance in prognosis and treatment decisions.
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Background: Critical-illness survivors may experience post-traumatic stress disorder (PTSD) and quality-of-life impairments. Resilience may protect against psychological trauma but has not been adequately studied after critical illness. We assessed resilience and its associations with PTSD and quality of life, and also identified factors associated with greater resilience.

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: new-onset atrial fibrillation remains a common complication in critical care settings, often necessitating treatment when the correction of triggers is insufficient to restore hemodynamics. The treatment strategy includes electric cardioversion in cases of hemodynamic instability and either rhythm control or rate control in the absence of instability. Landiolol, an ultrashort beta-blocker, effectively controls heart rate with the potential to regulate rhythm.

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Background: The severity and course of sepsis-associated acute kidney injury (SA-AKI) are correlated with the mortality rate. Early detection of SA-AKI subphenotypes might facilitate the rapid provision of individualized care.

Patients And Methods: In this analysis of a multicenter prospective study, we combined conventional kidney function variables with serial measurements of urine (tissue inhibitor of metalloproteinase-2 [TIMP-2])* (insulin-like growth factor-binding protein [IGFBP7]) at 0, 6, 12, and 24 h) and then using an unsupervised hierarchical clustering of principal components (HCPC) approach to identify different phenotypes of SA-AKI.

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Background: The effects of pharmacological therapy on cardiogenic shock (CS) survivors have not been extensively studied. Thus, this study investigated the association between guideline-directed heart failure (HF) medical therapy (GDMT) and one-year survival rate in patients who are post-CS.

Methods And Results: FRENSHOCK (French Observatory on the Management of Cardiogenic Shock in 2016) registry was a prospective multicenter observational survey, conducted in metropolitan French intensive care units and intensive cardiac care units.

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  • The SEPSISCOOL II trial aims to determine if actively cooling fevered patients in septic shock improves survival and organ function compared to not treating the fever.
  • It is a multicenter, randomized controlled trial involving 820 patients admitted to intensive care units, with the primary endpoint being mortality at day 60.
  • Funded by the French health ministry and approved by an ethics committee, the findings will be shared in peer-reviewed journals upon completion.
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Backgroud: Management of severe COVID-19 patients admitted to ICU considerably evolved during the first months of the pandemic. It is unclear, however, whether these changes improved long-term survival of these critically ill patients.

Methods: We conducted a retrospective cohort study in adults with COVID-19 pneumonia admitted to a French ICU between February 2020 and January 2021, a timeframe that covered the first two waves of the pandemic.

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  • Out-of-hospital cardiac arrest (OHCA) varies in cause and prognosis, prompting a study to assess the effectiveness of the Cardiac Arrest Prognosis (CAHP) Score compared to traditional methods (Utstein style criteria) for predicting patient outcomes.
  • The study collected data from 24 ICUs in France and Belgium on comatose patients with OHCA who had a stable return of spontaneous circulation, aiming to evaluate various predictive scores and their accuracy in anticipating neurological outcomes after 90 days.
  • Among the 658 patients analyzed, results showed a 63% mortality rate and noted that while Utstein criteria had moderate predictive capability (AUROC of 0.79), other scores demonstrated a range of performance, with some showing
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Background: Therapeutic drug monitoring (TDM) contributes to optimizing exposure to β-lactam antibiotics. However, how excessive exposure to β-lactams can increase the burden of care of critically ill patients is unclear.

Patients And Methods: In a prospective cohort study, we examined whether excessive β-lactam serum concentrations contribute to neurological deterioration and the associated complications of adult septic patients without recent history of neurological disease treated with β-lactams in a medical ICU.

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Background: Using easy-to-determine bedside measurements, we developed an echocardiographic algorithm for predicting left ventricular ejection fraction (LVEF) and longitudinal strain (LVLS) in patients with septic shock.

Methods: We measured septal and lateral mitral annular plane systolic excursion (MAPSE), septal and lateral mitral S-wave velocity, and the left ventricular longitudinal wall fractional shortening in patients with septic shock. We used a conditional inference tree method to build a stratification algorithm.

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  • The study investigates the impact of socio-economic status on respiratory issues in survivors of ARDS due to COVID-19, finding that 40% of patients were socio-economically deprived.
  • After a follow-up of 6 months post-ICU, 80% of the 401 patients showed respiratory issues, but socio-economic status did not significantly affect the prevalence of these complications.
  • The results suggest that, regardless of socio-economic background, the majority of ARDS survivors experienced respiratory sequelae, indicating the widespread impact of COVID-19 on lung health.
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Introduction: New beta-lactams, associated or not with beta-lactamase inhibitors (NBs/BIs), can respond to the spread of carbapenemase-producing enterobacteriales and nonfermenting carbapenem-resistant bacteria. The risk of emergence of resistance to these NBs/BIs makes guidelines necessary. The SRLF organized a consensus conference in December 2022.

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Objectives: To evaluate extracellular vesicles levels in a cohort of SARS-CoV-2's patients hospitalized in an intensive care unit with and without COVID-19 associated thromboembolic events.

Methods: In this study, we aim to assess endothelial and platelet membrane-derived extracellular vesicles levels in a cohort of SARS-CoV-2 patients with and without COVID-19-associated thromboembolic events who were hospitalized in an intensive care unit. Annexin-V positive extracellular vesicles levels were prospectively assessed by flow cytometry in one hundred twenty-three critically ill adults diagnosed with acute respiratory distress syndrome associated with a SARS-CoV-2 infection, ten adults diagnosed for moderate SARS-CoV-2 infection and 25 healthy volunteers.

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Background: Except for cryptococcosis, fungal infection of the central nervous system (FI-CNS) is a rare but severe complication. Clinical and radiological signs are non-specific, and the value of conventional mycological diagnosis is very low. This study aimed to assess the value of β1,3-D-glucan (BDG) detection in the cerebrospinal fluid (CSF) of non-neonatal non-cryptococcosis patients.

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Background: The first wave of the coronavirus disease 2019 pandemic significantly changed behaviour in terms of access to healthcare.

Aim: To assess the effects of the pandemic and initial lockdown on the incidence of acute coronary syndrome and its long-term prognosis.

Methods: Patients admitted for acute coronary syndrome from 17 March to 6 July 2020 and from 17 March to 6 July 2019 were included.

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  • A study called the NUTRIREA-3 trial explored whether lower calorie and protein intake during the early treatment of critically ill patients could lead to better outcomes compared to standard nutrition guidelines.
  • Conducted in 61 ICUs across France, the trial involved over 3,000 patients who received either low or standard nutrition after being put on mechanical ventilation for shock.
  • Results showed no significant difference in 90-day mortality rates but indicated that patients on the low nutrition plan had a slightly quicker ICU discharge time and experienced fewer gastrointestinal issues and liver dysfunction.
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Background: The extent of the consequences of an episode of severe acute kidney injury (AKI) on long-term outcome of critically ill patients remain debated. We conducted a prospective follow-up of patients included in a large multicenter clinical trial of renal replacement therapy (RRT) initiation strategy during severe AKI (the Artificial Kidney Initiation in Kidney Injury, AKIKI) to investigate long-term survival, renal outcome and health related quality of life (HRQOL). We also assessed the influence of RRT initiation strategy on these outcomes.

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Background: The objectives of this study were (1) to compare TSH levels between inpatients with critical versus non-critical coronavirus disease 19 (COVID-19), and (2) to describe the status of TSH levels three months after hospitalization.

Methods: We collected data on adult patients hospitalized with COVID-19 at Amiens University Hospital. We compared TSH levels between inpatients with critical (intensive care unit admission and/or death) versus non-critical COVID-19.

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Background: Influenza-associated pulmonary aspergillosis (IAPA) and COVID-19-associated pulmonary aspergillosis (CAPA) affect about 15% of critically ill patients with influenza or COVID-19, respectively. These viral-fungal coinfections are difficult to diagnose and are associated with increased mortality, but data on their pathophysiology are scarce. We aimed to explore the role of lung epithelial and myeloid innate immunity in patients with IAPA or CAPA.

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Acute kidney injury (AKI) is a frequent disease encountered in the hospital, with a higher incidence in intensive care units. Despite progress in renal replacement therapy, AKI is still associated with early and late complications, especially cardiovascular events and mortality. The role of gut-derived protein-bound uremic toxins (PBUTs) in vascular and cardiac dysfunction has been extensively studied during chronic kidney disease (CKD), in particular, that of indoxyl sulfate (IS), para-cresyl sulfate (PCS), and indole-3-acetic acid (IAA), resulting in both experimental and clinical evidence.

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