Publications by authors named "Cecile Molucon-Chabrot"

Article Synopsis
  • Intravascular lymphoma is a rare B-cell lymphoma that primarily affects small blood vessels and often involves the central nervous system (CNS), making early diagnosis challenging due to non-specific symptoms.
  • A study analyzed data from 17 patients, finding that most experienced sudden neurological episodes, rapid cognitive decline, and unique MRI characteristics, alongside other clinical signs such as elevated LDH levels.
  • The research identified key features, or "red flags," that could aid in quicker diagnosis of CNS-involving intravascular lymphoma, emphasizing the importance of recognizing these indicators.
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Article Synopsis
  • Vitreoretinal lymphoma (VRL) has a poor prognosis due to high relapse rates in the central nervous system, requiring treatments like high-dose chemotherapy with autologous stem cell transplantation (HCT-ASCT).
  • A study analyzed 38 adult patients treated with HCT-ASCT for isolated VRL over 11 years, showing that 84% received a thiotepa-based regimen, with some patients experiencing serious side effects.
  • Results revealed a significant relapse rate, particularly in the brain, but the strategy showed relatively good median survival rates: 96 months for progression-free survival and 92 months overall.
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Scedosporium spp. and Lomentospora prolificans are emerging non-Aspergillus filamentous fungi. The Scedosporiosis/lomentosporiosis Observational Study we previously conducted reported frequent fungal vascular involvement, including aortitis and peripheral arteritis.

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JCO We previously reported the results of a randomized phase II study in patients with newly diagnosed primary CNS lymphoma (age 18-60 years). Patients were treated with high-dose methotrexate-based induction chemotherapy followed by whole-brain radiotherapy (WBRT) or high-dose chemotherapy (thiotepa-busulfan-cyclophosphamide) with autologous stem-cell transplantation (ASCT). The median follow-up was 33 months.

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The optimal consolidation strategy for primary central nervous system lymphoma (PCNSL) remains controversial. Preventing radio-induced neurotoxicity of consolidation treatment through reduced-dose whole-brain radiotherapy (rdWBRT) at a dose of 23.4 Gy is an interesting alternative to conventional WBRT in patients aged <60 years.

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Article Synopsis
  • * The study found that patients receiving treatment at first relapse and those treated with specific chemotherapy combinations faced poorer prognoses and higher treatment-related mortality, especially when SCAT was administered beyond the first relapse.
  • * Overall survival rates were significant, with 5-year survival at 80% for first-line treatment and 50% for first-relapse treatment, indicating the importance of timing in ASCT to improve the benefit/risk ratio for different chemotherapy regimens.
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Obinutuzumab and lenalidomide (referred to as the GALEN combination) is an active immunomodulatory combination with a manageable safety profile in multiple types of lymphoma. We report efficacy and safety results for the phase 2 GALEN study in previously untreated patients with advanced follicular lymphoma (FL). Eligible patients aged ≥18 years had an Eastern Cooperative Oncology Group performance status ≤2 and high-tumor burden, grade 1 to 3a FL.

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Background And Objectives: To evaluate the efficacy and tolerance of the association rituximab-lenalidomide-ibrutinib (RI) in relapsed/refractory (R/R) primary CNS lymphoma (PCNSL).

Methods: R/R PCNSL patients treated with RI were retrospectively selected and analyzed from the French LOC database.

Results: Fourteen patients (median age: 63 years, median Karnofsky Performance Status: 75%) received RI, administered after a median of 2 previous lines of chemotherapy, including autologous stem cell transplantation (ASCT) in 5 cases.

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Background: The complexity of the hospital-city care pathway is a real challenge because of the lack of coordination and communication between many stakeholders. As part of a call for projects from the General Directorate of Healthcare Provision, an experiment involving private oncology coordinating nurses was developed to address this issue. To our knowledge, there is no evaluation so far of such a protocol .

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Article Synopsis
  • * Results showed that 40 out of 57 patients achieved a complete response after chemotherapy, with no severe toxicity or treatment discontinuation due to side effects noted.
  • * Although the treatment improved overall survival rates, a significant recurrence of the disease was observed, particularly in the eyes and brain, indicating a need for better strategies to manage local disease control and to monitor specific biomarkers like aqueous humor IL-10.
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Objectives: To compare brain MRI findings in progressive multifocal leukoencephalopathy (PML) associated to rituximab and natalizumab treatments and HIV infection.

Materials And Methods: In this retrospective, multicentric study, we analyzed brain MRI exams from 72 patients diagnosed with definite PML: 32 after natalizumab treatment, 20 after rituximab treatment, and 20 HIV patients. We compared T2- or FLAIR-weighted images, diffusion-weighted images, T2*-weighted images, and contrast enhancement features, as well as lesion distribution, especially gray matter involvement.

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Objective: Real-life studies on patients with primary CNS lymphoma (PCNSL) are scarce. Our objective was to analyze, in a nationwide population-based study, the current medical practice in the management of PCNSL.

Methods: The French oculo-cerebral lymphoma network (LOC) database prospectively records all newly diagnosed PCNSL cases from 32 French centers.

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Objectives: to prospectively evaluate the incidence and the clinical relevance on hematopoietic reconstitution of HHV-6 infection in autologous hematopoietic stem cell transplantation (ASCT) recipients.

Methods: HHV-6 DNA load was measured in whole blood specimens once during the 7 days before stem cell re-infusion and once a week after transplantation until hematopoietic recovery. Active HHV-6 infection was defined by 2 consecutive positive DNA loads.

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Purpose: To determine the efficacy and toxicity of chemoimmunotherapy followed by either whole-brain radiotherapy (WBRT) or intensive chemotherapy and autologous stem-cell transplantation (ASCT) as a first-line treatment of primary CNS lymphoma (PCNSL).

Patients And Methods: Immunocompetent patients (18 to 60 years of age) with untreated PCNSL were randomly assigned to receive WBRT or ASCT as consolidation treatment after induction chemotherapy consisting of two cycles of R-MBVP (rituximab 375 mg/m day (D) 1, methotrexate 3 g/m D1; D15, VP16 100 mg/m D2, BCNU 100 mg/m D3, prednisone 60 mg/kg/d D1-D5) followed by two cycles of R-AraC (rituximab 375 mg/m D1, cytarabine 3 g/m D1 to D2). Intensive chemotherapy consisted of thiotepa (250 mg/m/d D9; D8; D7), busulfan (8 mg/kg D6 through D4), and cyclophosphamide (60 mg/kg/d D3; D2).

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Article Synopsis
  • - The study examines the characteristics and outcomes of patients with relapsed or refractory primary CNS lymphoma (PCNSL) who were treated after initial therapy, using data from a French registry between 2011 and 2014.
  • - Out of 563 patients receiving first-line treatment, 256 experienced relapse or refractory disease, with those asymptomatic at relapse showing better outcomes, and salvage therapy plus consolidation leading to longer survival.
  • - Key factors influencing prognosis include performance status, sensitivity to first-line therapy, the duration of initial remission, and type of management following relapse, highlighting that early relapses generally result in worse outcomes compared to late relapses.
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Gemtuzumab ozogamicin (GO) is a humanized monoclonal antibody anti-CD33 conjugated with calicheamicin and was indicated for acute myeloid leukemia (AML) patients. It was initially approved in 2000 by FDA thank to promising results from a phase II trial including elderly relapsing AML patients. Numerous studies evaluated this treatment as salvage and frontline therapy in various regimens including associations with intensive chemotherapy.

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Hematology Oncology has a rich history including few crucial therapeutic innovations. These were possible because of the evolution of the cell and molecular biology allowing a better understanding of basic mechanisms of cancerogenesis. We propose here to summarize the most important therapeutic innovations since the beginning of Hematology/Oncology history.

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Diffuse eosinophilic fasciitis (Shulman disease) is a rare sclerodermiform syndrome that, in most cases, resolves spontaneously or after corticosteroid therapy. It has been associated with hematologic disorders, such as aplastic anemia. The clinical features and long-term outcomes of patients with eosinophilic fasciitis and associated aplastic anemia have been poorly described.

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Histone deacetylases inhibitors (HDACi) represent a new epigenetic targeting therapy class, which is widely investigated in fundamental research and clinical trials. They are able to restore and increase tumor suppressor genes expression and to play an anti-tumoral activity through numerous targets, which are distributed all over the main differentiation, proliferation and survival cellular pathways. Their use in hematology led to vorinostat (SAHA) and romidepsin approval by FDA for the treatment of refractory cutaneous T-cell lymphomas.

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