Publications by authors named "Mickael Aoun"

Article Synopsis
  • - Fosmanogepix is a new antifungal medication targeting Gwt1 enzyme, effective against various fungal infections, including drug-resistant ones, available for both IV and oral use.
  • - A study evaluated its safety and efficacy in treating candidaemia in adults without neutropenia, administering fosmanogepix for 14 days and measuring treatment success through blood culture clearance and survival rates.
  • - The results showed an 80% treatment success rate with good tolerance and no serious side effects, indicating fosmanogepix's potential as a safe and effective option for treating candidaemia.
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Background: Empiric antifungal therapy is considered the standard of care for high-risk neutropenic patients with persistent fever. The impact of a preemptive, diagnostic-driven approach based on galactomannan screening and chest computed tomography scan on demand on survival and on the risk of invasive fungal disease (IFD) during the first weeks of high-risk neutropenia is unknown.

Methods: Patients with acute myeloid leukemia (AML) or myelodysplastic syndrome (MDS) and allogeneic hematopoietic cell transplant recipients were randomly assigned to receive caspofungin empirically (arm A) or preemptively (arm B), while receiving fluconazole 400 mg daily prophylactically.

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Background: The adjuvanted recombinant zoster vaccine (Shingrix) can prevent herpes zoster in older adults and autologous haemopoietic stem cell transplant recipients. We evaluated the safety and immunogenicity of this vaccine in adults with haematological malignancies receiving immunosuppressive cancer treatments.

Methods: In this phase 3, randomised, observer-blind, placebo-controlled study, done at 77 centres worldwide, we randomly assigned (1:1) patients with haematological malignancies aged 18 years and older to receive two doses of the adjuvanted recombinant zoster vaccine or placebo 1-2 months apart during or after immunosuppressive cancer treatments, and stratified participants according to their underlying diseases.

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Treatment outcomes in patients with proven/probable vs possible invasive mould disease (IMD; 2008 European Organisation for Research and Treatment of Cancer/Mycoses Study Group [EORTC/MSG] criteria) needed further assessment. The Phase III SECURE trial compared isavuconazole vs voriconazole for treatment of IMD. This post hoc analysis assessed all-cause mortality (ACM) through day 42 (primary endpoint) and day 84, overall and clinical success at end of treatment (EOT), and drug-related treatment-emergent adverse events (TEAEs) in subgroups with proven/probable or possible IMD.

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Article Synopsis
  • A multicenter study evaluated the safety and pharmacokinetics of intravenous posaconazole for antifungal prophylaxis in neutropenic patients with acute myeloid leukemia (AML), myelodysplastic syndrome (MDS), or after allogeneic hematopoietic stem cell transplantation (HSCT).
  • A total of 237 patients received a specific dosing regimen of posaconazole, and their drug levels were monitored throughout the treatment.
  • Results showed that the drug was well tolerated with low side effects, and there were only a few cases of invasive fungal disease reported, indicating effective prophylaxis in high-risk patients.
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Background: Isavuconazole is a novel triazole with broad-spectrum antifungal activity. The SECURE trial assessed efficacy and safety of isavuconazole versus voriconazole in patients with invasive mould disease.

Methods: This was a phase 3, double-blind, global multicentre, comparative-group study.

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Article Synopsis
  • Viral infections can lead to serious health issues in patients after stem cell transplantation, making monitoring essential.
  • A study evaluated the Clart Entherpex microarray kit's effectiveness for detecting common viruses like CMV, EBV, and HHV-6 in blood samples from transplant patients.
  • The results showed good correlation for CMV and EBV detections compared to standard PCR tests, but there were limitations in HHV-6 detection, indicating the need for further improvements before the microarray can be routinely used.
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Background: Febrile neutropenic cancer patients represent a heterogeneous population with a limited proportion at risk of serious medical complications. The Multinational Association for Supportive Care in Cancer (MASCC) score has been developed and validated for identifying low-risk patients at the onset of febrile neutropenia. Since bacteremia, although not documented at baseline, is a predictor of pejorative outcome, the purpose of this study was to investigate the possible interaction between the MASCC score and bacteremic status and to assess whether, assuming that bacteremic status could be predicted at onset of febrile neutropenia, adding bacteremia as a covariate in a risk model would improve the accuracy of low-risk patients identification.

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The present state of the art for management of patients with febrile neutropenia has been reviewed as well as potential ways to improve it in the future. A major advance has been the possibility to predict, accurately and early, the risk of complications and death in those patients. While the algorithm for therapy in low-risk patients is presently straightforward, significant progresses are needed for patients who are at higher risk of presenting severe complications.

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Background: Epstein-Barr virus (EBV) reactivation after hematopoietic stem-cell transplantation can lead to posttransplant lymphoproliferative disease (PTLD), which carries a high mortality rate. Among therapeutic and prophylactic options being developed, B-cell depletion with monoclonal antibodies is encouraging. Because viral load after transplantation is correlated with PTLD occurrence, we developed a preemptive attitude based on polymerase chain reaction (PCR)-guided rituximab administration.

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This is a rare case of Aspergillus myocardial abscess in 19-year-old woman with acute lymphoblastic leukemia treated by chemotherapy. During pancytopenia she developed invasive aspergillosis with myocardial abscess. The presence of specific antigen in the pericardial effusion was diagnostic.

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Article Synopsis
  • - The approach to managing febrile neutropenia has shifted to a risk-based strategy that uses established prediction tools to assess potential complications.
  • - The selection of initial antibiotic treatment depends on various patient-specific and institutional factors, including the types of infections commonly seen.
  • - There are ongoing changes in the types of bacteria causing these infections and their resistance patterns, making it important to consider local data when following treatment guidelines.
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Background: Treatment of invasive mold infection in immunocompromised patients remains challenging. Voriconazole has been shown to have efficacy and survival benefits over amphotericin B deoxycholate, but its utility is limited by drug interactions. Liposomal amphotericin B achieves maximum plasma levels at a dosage of 10 mg/kg per day, but clinical efficacy data for higher doses are lacking.

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Zygomycosis is a highly aggressive infection observed in immunocompromised patients, such as those with haematological malignancies. The sites most frequently involved are the sinuses and the lungs. New diagnostic tools and new antifungal treatments are essential in order to diagnose early and treat efficiently infections due to moulds.

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Background: Mycograb (NeuTec Pharma) is a human recombinant monoclonal antibody against heat shock protein 90 that, in laboratory studies, was revealed to have synergy with amphotericin B against a broad spectrum of Candida species.

Methods: A double-blind, randomized study was conducted to determine whether lipid-associated amphotericin B plus Mycograb was superior to amphotericin B plus placebo in patients with culture-confirmed invasive candidiasis. Patients received a lipid-associated formulation of amphotericin B plus a 5-day course of Mycograb or placebo, having been stratified on the basis of Candida species (Candida albicans vs.

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