Publications by authors named "Jean Herle Raphalen"

Background: Sepsis is the leading cause of Intensive Care Unit (ICU) admissions in kidney transplant recipients (KTRs). However, the optimal immunosuppressive therapy (IST) management in this context is not well-defined. We aimed to evaluate the impact of IST management in the ICU on mortality rates and kidney graft function 6 months after inclusion in KTRs admitted for sepsis.

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Nitazenes represent an emerging class of new synthetic opioids characterized by a high-potency μ-opioid receptor (MOR) agonist activity. : We report two 20-year-old males who presented with severe neurorespiratory depression with typical opioid syndrome, but no opioid identification based on routine blood and urine screening tests. The first patient recovered with supportive care, mechanical ventilation, and naloxone infusion, whereas the second patient developed post-anoxic cardiac arrest and died from brain death.

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Background: Chronic graft-versus-host disease (cGVHD) is a leading long-term complication following allogeneic hematopoietic stem-cell transplantation (Allo-HSCT). However, its impact on outcomes in critically ill Allo-HSCT recipients has little been evaluated.

Methods: We conducted a post hoc analysis of a multicenter cohort study involving Allo-HSCT recipients admitted to 14 French intensive care units (ICUs) between January 1, 2015, and December 31, 2020.

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Background: Monoclonal gammopathy-associated capillary leak syndrome (MG-CLS) is a rare condition characterized by recurrent episodes of hypovolemic shock caused by a sudden increase in capillary permeability. The COVID-19 pandemic has been associated with a rise in MG-CLS episodes and increased mortality. We aimed to explore the association between MG-CLS and SARS-CoV-2 infection.

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Purpose: Onco-hematological (OH) patients face significant cardiovascular risks due to malignancy and drug toxicity. Data are limited on the characteristics and outcomes of OH patients with cardiogenic shock (CS) in intensive care units (ICUs).

Methods: This multicenter retrospective study included 214 OH patients with CS across 22 ICUs (2010-2021).

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Introduction: Amikacin is sequestered in polyacrylonitrile filters. Methods mitigating sequestration are unknown. Amikacin elimination in a polyacrylonitrile-derived filter preloaded with amikacin was studied in a preliminary study.

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Introduction: Extracorporeal cardiopulmonary resuscitation (ECPR) is a treatment for refractory out-of-hospital cardiac arrest (OHCA), often due to acute coronary syndrome (ACS). However, the long-term impact of prehospital ECPR on heart function in surviving patients remains unclear.

Methods: We conducted a 9 year monocentric retrospective observational study in Paris, France (January 1, 2015, to December 31, 2023).

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Article Synopsis
  • 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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  • Severe thrombotic antiphospholipid syndrome (APS) significantly affects critical organs and has not been thoroughly studied in ICU patients, particularly regarding hematological issues.
  • A retrospective study in France tracked 134 APS patients in ICUs, revealing high rates of anemia (95%) and thrombocytopenia (93%), with low platelet counts linked to increased mortality.
  • The findings highlight the importance of understanding the causes of thrombocytopenia in APS patients, as conditions like thrombotic microangiopathy (TMA), heparin-induced thrombocytopenia (HIT), and disseminated intravascular coagulation (DIC) are prevalent in this population.
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  • A study examined the mortality and factors affecting outcomes for 1,164 patients who underwent allogeneic hematopoietic stem-cell transplantation and were admitted to ICUs in France from 2015 to 2020.
  • The findings revealed a 90-day mortality rate of 48%, with higher risks linked to age, time from transplant to ICU admission, and the need for invasive treatments like vasopressors and mechanical ventilation.
  • Despite high mortality rates, many critically ill patients who received intensive care did survive their ICU stays, prompting the need for a careful evaluation of treatment options for those with multiple risk factors.
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Background: Accidental hypothermia designates an unintentional drop in body temperature below 35 °C. There is a major risk of ventricular fibrillation below 28 °C and cardiac arrest is almost inevitable below 24 °C. In such cases, conventional cardiopulmonary resuscitation is often inefficient.

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Purpose: To assess outcomes and predictors of long-term myocardial dysfunction after cardiac arrest (CA) of cardiac origin.

Methods: We retrospectively included consecutive, single-center, prospective-registry patients who survived to hospital discharge for adult out-of-hospital and in-hospital CA of cardiac origin in 2005-2019. The primary objective was to collect the 1-year New York Heart Association Functional Class (NYHA-FC) and major adverse cardiovascular events (MACE).

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  • Acute respiratory failure (ARF) is common in ICU admissions, particularly among immunocompromised patients, yet there is limited understanding of the role of viruses in this context.
  • In a study of 4038 immunocompromised patients, 9.2% had virus-detected ARF, with influenza being the most prevalent virus; significant mortality and factors influencing it were identified, including neutropenia and invasive mechanical ventilation needs.
  • Remarkably, patients with virus-detected ARF had lower mortality rates compared to those with ARF from other causes, suggesting that certain viruses may have a less severe impact overall.
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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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Introduction: Among patients treated with extracorporeal cardiopulmonary resuscitation (ECPR) as a second line of treatment for refractory out-of-hospital cardiac arrest (OHCA), some may develop brain death and become eligible for organ donation. The objective of this study was to evaluate long-term outcomes of kidney grafts recovered from these patients.

Material And Methods: We conducted a retrospective monocentric observational study between January 1, 2011, and December 31, 2017.

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Background: Sequestration of vancomycin in ST filters used in continuous renal therapy is a pending question. Direct vancomycin-ST interaction was assessed using the in vitro NeckEpur technology.

Method: ST150 filter and Prismaflex dialyzer, Baxter-Gambro, were used.

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Mutations in the LPIN1 gene constitute a major cause of severe rhabdomyolysis (RM). The TLR9 activation prompted us to treat patients with corticosteroids in acute conditions. In patients with LPIN1 mutations, RM and at-risk situations that can trigger RM have been treated in a uniform manner.

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Article Synopsis
  • * The study analyzed data from 136 APS patients from January 2000 to September 2018, finding that over half (53%) had new cardiac problems, with many showing reduced heart function and elevated heart-related biomarkers.
  • * Although cardiac involvement in these patients slightly increased the risk of mortality, most patients' heart function improved after one year, highlighting the need for better recognition and management of cardiac complications in APS.
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Invasive fungal diseases (IFD) still cause substantial morbidity and mortality, and new therapeutic approaches are urgently needed. Recent data suggest a benefit of checkpoint inhibitors (ICI). We report the case of a diabetic patient with refractory IFD following a SARSCoV-2 infection treated by ICI and interferon-gamma associated with antifungal treatment.

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Disposition of gentamicin and amikacin during extracorporeal membrane oxygenation has not been addressed in in vitro models. The HLS Advanced 7.0 circuit with the Cardio Help monitor, Getinge, was used.

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An increase of pyroglutamic acid, or 5-oxoproline plasmatic concentration was reported in metabolic acidosis observed after chronic intake of some drugs, as acetaminophen. We developed a simple, fast and reproducible method by capillary zone electrophoresis using a commercial Anion Analysis Kit to quantify pyroglutamic acid, in plasma after acetonitrile precipitation, and after simple dilution in urines. Fumaric acid was used as internal standard in both.

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Rationale: Acute respiratory failure (ARF) in patients admitted to the intensive care unit (ICU) with known or de novo small-vessel vasculitis (Svv) may be secondary to the underlying immune disease or to other causes. Early identification of the cause of ARF is essential to initiate the most appropriate treatment in a timely fashion.

Methods: A retrospective multicenter study in 10 French ICUs from January 2007 to January 2018 to assess the clinical presentation, main causes and outcome of ARF associated with Svv, and to identify variables associated with non-immune etiology of ARF in patients with known Svv.

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Patients treated for adult T-Cell leukemia/lymphoma (ATL) have a poor prognosis and are prone to infectious complications which are poorly described. As the French reference center for ATL, we retrospectively analyzed 47 consecutive ATL (acute, n = 23; lymphoma, n = 14; chronic, n = 8; smoldering, n = 2) patients between 2006 and 2016 (median age 51 years, 96% Afro-Caribbean origin). The 3-year overall survival (OS) was 15.

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