Publications by authors named "Rinske Boersma"

The treatment of older patients with acute myeloid leukemia (AML) considered unfit for receiving intensive chemotherapy is challenging. Based on the hypothesis that addition of the broad tyrosine kinase inhibitor (TKI) midostaurin could improve the response to hypomethylating agents, irrespective of FLT3 gene mutational status, we conducted a randomized phase II multicenter study to assess the tolerability and efficacy of the addition of midostaurin to a 10-day schedule of decitabine in unfit (i.e.

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Patients with high-grade B-cell lymphoma with MYC and BCL2 rearrangements (HGBL-MYC/BCL2) respond poorly to immunochemotherapy compared with patients with diffuse large B-cell lymphoma not otherwise specified (DLBCL NOS) without a MYC rearrangement. This suggests a negative impact of lymphoma-intrinsic MYC on the immune system. To investigate this, we compared circulating T cells and natural killer (NK) cells of patients with HGBL-MYC/BCL2 (n = 66), patients with DLBCL NOS (n = 53), and age-matched healthy donors (HDs; n = 16) by flow cytometry and performed proliferation, cytokine production, and cytotoxicity assays.

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Treatment choice according to the individual conditions remains challenging, particularly in older patients with acute myeloid leukemia (AML) and high risk myelodysplastic syndrome (MDS). The impact of performance status, comorbidities, and physical functioning on survival is not well defined for patients treated with hypomethylating agents. Here we describe the impact of performance status (14% ECOG performance status 2), comorbidity (40% HCT-comorbidity index ≥ 2), and physical functioning (41% short physical performance battery < 9 and 17% ADL index < 6) on overall survival (OS) in 115 older patients (age ≥ 66 years) treated on a clinical trial with a 10-day decitabine schedule.

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Patients with MYC rearranged (MYC-R) diffuse large B-cell lymphoma (DLBCL) have a poor prognosis. Previously, we demonstrated in a single-arm phase II trial (HOVON-130) that addition of lenalidomide to R-CHOP (R2CHOP) is well-tolerated and yields similar complete metabolic remission rates as more intensive chemotherapy regimens in literature. In parallel with this single-arm interventional trial, a prospective observational screening cohort (HOVON-900) was open in which we identified all newly diagnosed MYC-R DLBCL patients in the Netherlands.

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Article Synopsis
  • Clofarabine (CLO) is a treatment evaluated in a study for adults with newly diagnosed acute lymphoblastic leukemia (ALL), comparing its addition to standard induction and consolidation treatments.
  • The study involved 340 patients, revealing similar 5-year event-free survival rates (EFS) of 50% for those on CLO compared to 53% without CLO, with younger patients showing slightly better outcomes than older ones.
  • Although CLO resulted in a higher rate of minimal residual disease (MRD) negativity and complete remission (CR) rates were similar across groups, increased serious adverse events and toxicity were noted in patients treated with CLO, which may have countered potential benefits.
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Patients with MYC-rearrangement positive large B-cell lymphoma (MYC+ LBCL) have an inferior prognosis following standard first-line therapy with rituximab, cyclophosphamide, doxorubicin, vincristine, and prednisolone (R-CHOP) as compared to patients without MYC rearrangement. Although intensive chemotherapy regimens yield higher remission rates, toxicity remains a concern. Lenalidomide is an oral immunomodulatory drug which downregulates MYC and its target genes thereby providing support using lenalidomide as additional therapeutic option for MYC+ LBCL.

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The treatment of older, unfit patients with acute myeloid leukemia (AML) is challenging. Based on preclinical data of Bruton tyrosine kinase expression/phosphorylation and ibrutinib cytotoxicity in AML blasts, we conducted a randomized phase 2 multicenter study to assess the tolerability and efficacy of the addition of ibrutinib to 10-day decitabine in unfit (ie, Hematopoietic Cell Transplantation Comorbidity Index ≥3) AML patients and higher risk myelodysplasia patients (HOVON135/SAKK30/15 trial). In total, 144 eligible patients were randomly (1:1) assigned to either 10-day decitabine combined with ibrutinib (560 mg; sequentially given, starting the day after the last dose of decitabine) (n = 72) or to 10-day decitabine (n = 72).

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Article Synopsis
  • A clinical study was conducted to evaluate the effectiveness of autologous hematopoietic stem-cell transplantation (HSCT) versus the combination therapy of bortezomib-melphalan-prednisone (VMP) for newly diagnosed multiple myeloma patients.
  • The research included untreated patients aged 18-65 with symptomatic multiple myeloma, enrolling at 172 centers within the European Myeloma Network and randomizing them to different treatment groups.
  • After initial treatment with either VMP or HSCT, patients were randomized again to receive consolidation therapy with bortezomib-lenalidomide-dexamethasone or no consolidation, with the aim of assessing the overall benefits and outcomes of these treatment
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Central venous catheters (CVCs) have become indispensable in the treatment of neonates and patients undergoing chemotherapy or hemodialysis. A CVC provides easy access to the patient's circulation, thus enabling facile monitoring of hemodynamic parameters, nutritional support, or administration of (cytostatic) medication. However, complications with CVCs, such as bacterial bloodstream infection or thromboembolism, are common.

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Central venous catheter (CVC)-related thrombosis is a frequently occurring complication and may cause significant morbidity in patients with cancer. The aim of this review is to discuss the main studies that examined whether a state of thrombophilia increases the risk of CVC-related thrombosis in patients with cancer. The studies were retrieved by an extensive Medline search.

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