Publications by authors named "Stephanie Guidez"

We aim to evaluate the efficacy of brentuximab vedotin (BV) combined with gemcitabine followed by BV maintenance in relapsed or refractory (R/R) peripheral T-cell lymphoma (PTCL). Patients (pts) with at least 5% CD30-positive cells by immunohistochemistry received 4 GBV induction (28d) cycles of gemcitabine 1000 mg/m2 (d1;d15) plus BV 1.8 mg/kg (d8) followed in responding pts by up to 12 BV maintenance (21d) cycles.

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Background: In ELM-2, the human CD20 × CD3 bispecific antibody odronextamab was associated with deep, durable responses and a generally manageable safety profile in patients with relapsed/refractory follicular lymphoma (r/r FL).

Patients And Methods: Prespecified analyses reported herein examined patient-reported outcomes in ELM-2 among 140 patients with r/r FL.

Results: Using the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30), patients reported good global health status/quality of life (GHS/QoL), functioning, and low symptom burden at baseline, which were generally maintained.

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Patients with follicular lymphoma who experience disease progression within 24 months of diagnosis (POD24) have a lower survival. Positron emission tomography (PET) response and circulating tumor DNA (ctDNA) minimal residual disease (MRD) assessment at end of induction (EOI) may allow their early identification. A representative cohort of 141 patients from the RELEVANCE phase 3 trial with both available serum samples for ctDNA testing and PET images at randomization and at EOI (week 24) was investigated.

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Developing new therapeutic regimens for relapsed/refractory (R/R) B non-Hodgkin lymphoma (NHL) patients remains a significant unmet clinical need. Our objective was to evaluate atezolizumab (ATE), obinutuzumab (OBI) and venetoclax (VEN) combination in patients with R/R NHL who had received at least one prior anti-CD20-containing immunochemotherapy regimen. We report here the final analysis of the phase II LYSA-promoted multicentre trial (NCT03276468) of this combination in follicular lymphoma (FL, n = 58), diffuse large B-cell lymphoma (DLBCL, n = 58) and marginal zone lymphoma (MZL, n = 20).

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Background: In the phase I Epi-RCHOP study (NCT02889523), we reported that R-CHOP-tazemetostat was well tolerated with the recommended phase II dose, consistent with monotherapy.

Methods: Phase II included newly diagnosed diffuse large B cell lymphoma patients aged 60-80 years who received six cycles of rituximab-CHOP (R-CHOP) with continuous tazemetostat (800 mg BID), plus two cycles of tazemetostat and rituximab (cycles 7 and 8), from July 31, 2020 to July 18, 2022. Primary endpoint was positron emission tomography complete metabolic response (CMR).

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Classic Hodgkin lymphoma (HL) is a distinct entity among hematological malignancies of B-cell origin. It is characterized by its unique histopathological features and generally favorable prognosis. Over the years, advancements in understanding its pathogenesis, coupled with refined diagnostic and evaluation modalities, as well as therapeutic strategies, have significantly transformed the landscape of HL management.

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Tafasitamab plus lenalidomide (TAFA-LEN) treatment relevance pre- or post-anti-CD19 chimeric antigen receptor (CAR) T-cell therapy is debated. We analyzed patients with large B-cell lymphoma in the DESCAR-T registry treated with axi[1]cel or tisa-cel in ≥3rd line and TAFA-LEN before (n = 15, "TL-pre-CAR-T" set) or directly after (n = 52, "TL-post-CAR-T" set) CAR T-cell therapy. We compared TAFA-LEN v.

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Article Synopsis
  • Autologous anti-CD19 CAR T cells are becoming standard treatment for relapsed/refractory large B-cell lymphoma, but serious side effects like cytokine release syndrome (CRS) and neurotoxicity (ICANS) pose risks, often requiring ICU care.
  • In a study involving 925 patients in France, high rates of CRS (84.1%) and ICANS (40.5%) were observed, with significant proportions experiencing severe forms of these conditions.
  • Two prognostic scoring systems (CRS-PSS and ICANS-PSS) were developed to identify patients at higher risk for severe CRS and ICANS based on specific clinical factors, and these scores were validated in other patient groups treated with similar therapies.
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  • Histologic transformation of Waldenström macroglobulinemia (HT-WM) usually results in a poor outlook when treated with standard therapies.* -
  • This report presents the first cases of HT-WM being treated with chimeric antigen receptor T cells (CAR-T), which showed promising effectiveness.* -
  • The treatment with CAR-T cells did not cause any unexpected side effects, indicating it might be a safer option for these patients.*
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In this retrospective study, chimeric antigen receptor T cells remained effective in patients with relapsed/refractory large B-cell lymphoma after prior exposure to bispecific antibodies (BsAbs) targeting different antigens. These results are relevant to clinical practice, particularly given the increasing use of BsAbs in earlier treatment lines.

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  • The FIRE observational study assessed the effectiveness and safety of ibrutinib in patients with chronic lymphocytic leukemia (CLL) in France, with a maximum follow-up of five years post-treatment initiation.
  • The study included 388 patients and found median progression-free survival (PFS) of approximately 53 months for both retrospective and prospective patients, with no significant difference in PFS for those with or without dose reductions.
  • The most common adverse events were infections, with a notable percentage of patients experiencing treatment-emergent adverse events leading to death, though overall effectiveness and safety outcomes aligned with previous studies.
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  • The Ro-CHOP phase III trial found that adding romidepsin to the standard CHOP treatment did not significantly improve outcomes for patients with peripheral T-cell lymphoma compared to CHOP alone.
  • With a median follow-up of 6 years, the Ro-CHOP arm showed a slightly longer median progression-free survival (PFS) of 12.0 months versus 10.2 months for CHOP, but the overall survival rates were not statistically different.
  • In a subgroup analysis, patients with follicular helper T-cell lymphoma had improved PFS with Ro-CHOP, and there was a potential benefit from using brentuximab vedotin in some second-line treatments.
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Chimeric antigen receptor (CAR) T-cells targeting CD19 have been approved for the treatment of relapse/refractory large B-cell lymphoma. Hematotoxicity is the most frequent CAR T-cell-related adverse event. Transfusion support is a surrogate marker of severe cytopenias.

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  • * Out of 89 participants, the treatment achieved a complete metabolic response (CMR) in 77.5% of cases after 6 cycles, with a tolerance for side effects, as 88% completed the regimen despite a 20% rate of serious adverse events.
  • * In long-term follow-up (median 42 months), the 4-year progression-free survival rate was 50% and overall survival 69%, with factors like liver involvement and lymphopenia affecting outcomes.
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  • Real-world data (RWD) are crucial for enhancing clinical trial (CT) findings, but challenges like data quality persist; the REALYSA study, launched in 2018, focuses on newly diagnosed lymphoma patients in France.
  • A proof-of-concept analysis of 645 patients with diffuse large B-cell lymphoma (DLBCL) found high data completeness (<4% missing) and revealed good survival rates, with a median follow-up of 9.9 months showing 1-year event-free survival of 77.9% and overall survival of 90.0%.
  • The study also assessed how well REALYSA's patient outcomes matched those from recent phase 3 trials (POLARIX and SENIOR), demonstrating
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CD19 chimeric antigen receptor (CAR) T cells can induce prolonged remissions and potentially cure a significant proportion of patients with relapsed/refractory large B-cell lymphomas. However, some patients may die of causes unrelated to lymphoma after CAR T-cell therapy. To date, little is known about the nonrelapse mortality (NRM) after CAR T-cell therapy.

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  • F-FDG PET/CT is important for diagnosing and monitoring Hairy Cell Leukemia (HCL), especially in atypical cases with bone involvement.
  • The study highlighted two patients with BRAF mutation who had significant bone lesions and limited bone marrow infiltration, demonstrating the utility of F-FDG PET/CT.
  • The authors emphasize integrating F-FDG PET/CT into standard HCL management to improve patient outcomes and detect less common manifestations.
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Axicabtagene ciloleucel (axi-cel) and tisagenlecleucel (tisa-cel) have both demonstrated impressive clinical activity in relapsed/refractory (R/R) diffuse large B cell lymphoma (DLBCL). In this study, we analyzed the outcome of 809 patients with R/R DLBCL after two or more previous lines of treatment who had a commercial chimeric antigen receptor (CAR) T cells order for axi-cel or tisa-cel and were registered in the retrospective French DESCAR-T registry study ( NCT04328298 ). After 1:1 propensity score matching (n = 418), the best overall response rate/complete response rate (ORR/CRR) was 80%/60% versus 66%/42% for patients treated with axi-cel compared to tisa-cel, respectively (P < 0.

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  • Preservation of fertility is increasingly important for young women with Hodgkin lymphoma (HL), prompting a study on the effects of the ABVD chemotherapy regimen on their reproductive health.
  • The study involved 67 female patients of childbearing age, revealing that about 53.7% became pregnant after treatment, which is similar to the 54.5% pregnancy rate in controls not exposed to chemotherapy.
  • Results indicated no significant differences in pregnancy rates, birth outcomes, or time to pregnancy between patients treated with ABVD and the control group, suggesting that females with HL can be reassured about their fertility post-treatment.
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This phase I/II study assessed the combination of brentuximab vedotin (BV) with ifosfamide-carboplatin-etoposide (ICE) as a second-line therapy in refractory/relapsed (R/R) classical Hodgkin lymphoma (cHL) patients. Phase I study was designed to determine the maximum tolerated dose (MTD) of BV (10 patients) and phase II evaluated the rate of complete metabolic response (CMR) after 2 cycles of BV-ICE (42 patients). There were no dose-limiting toxicities (DLT) during phase I recommending BV 1.

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  • The RELEVANCE trial compared the effectiveness of lenalidomide plus rituximab (R) to rituximab plus chemotherapy (R-chemo) in patients with untreated advanced-stage follicular lymphoma (FL) over a follow-up period of 6 years.
  • Both treatment groups showed similar 6-year progression-free survival (PFS) rates of about 60% and overall survival rates of 89%, indicating that R is as effective as R-chemo.
  • The study also found no significant safety concerns, suggesting that R is a viable chemo-free option for treating previously untreated patients with FL.
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Purpose: Romidepsin, a histone deacetylase inhibitor, has demonstrated activity in relapsed or refractory peripheral T-cell lymphoma (PTCL) as a single agent. Cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) therapy is widely used as first-line treatment of PTCL; however, it has limited efficacy. Results from a phase Ib and II study showed the feasibility of combining romidepsin with CHOP (Ro-CHOP).

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Novel treatments are needed to address the lack of options for patients with relapsed or refractory multiple myeloma. Even though immunotherapy-based treatments have revolutionized the field in recent years, offering new opportunities for patients, there is still no curative therapy. Thus, non-immunologic agents, which have proven effective for decades, are still central to the treatment of multiple myeloma, especially for advanced disease.

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