Publications by authors named "Antonella Russo Rossi"

Background: Intermittent treatment with tyrosine kinase inhibitors (TKIs) is an option for elderly chronic myeloid leukemia (CML) patients who are often candidates for life-long treatment.

Materials And Methods: The Italian phase III multicentric randomized Optimize TKIs Multiple Approaches (OPTkIMA) study aimed to evaluate if a progressive de-escalation of TKIs is able to maintain the molecular remission (MR) and to improve Health-Related Quality of Life (HRQoL) in CML elderly patients.

Results: A total of 215 patients in stable MR/MR were randomized to receive an intermittent TKI schedule 1 month ON-1 month OFF for 3 years (FIXED arm; n = 111) vs.

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Life expectation of chronic myeloid leukemia patients in the tyrosine kinase inhibitors era is almost equal to that of healthy subjects. On the other hand, their long-term management must take into account a higher risk of adverse events, at least partly related to the treatment. Various studies reported a higher incidence of cardiovascular events in these patients.

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  • IRF4 is an important transcription factor involved in inflammation and immune response, with its downregulation linked to Philadelphia-negative myeloproliferative neoplasms, influencing prognosis and treatment outcomes.
  • In a study of 116 chronic myeloid leukemia (CML) patients undergoing tyrosine kinase inhibitor (TKI) treatment, IRF4 expression was monitored and found to correlate with disease burden and stages.
  • The findings suggest higher IRF4 levels are associated with better treatment responses, while decreased levels may indicate disease relapse, highlighting IRF4's potential role in CML pathogenesis and its utility as a predictive marker.
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  • The case describes a unique instance of chronic myeloid leukemia (CML) where the V617F mutation appeared nine years after diagnosis, contrasting with known patterns of mutation coexistence.
  • Molecular monitoring, including real-time quantitative PCR and next-generation sequencing, was utilized to track the mutation's presence and its association with CML.
  • Despite the mutation being detected later, it remained stable and did not seem to affect the patient's deep molecular response or overall disease findings, suggesting the need for further study on its potential significance.
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  • Inflammatory bowel diseases (IBDs) increase the risk of hematological malignancies (HMs), and clonal hematopoiesis (CH)—a condition marked by acquired mutations—has been found more frequently in IBD patients.
  • A study analyzed thirteen IBD patients with HMs and found that 85% had mutations in genes linked to CH, suggesting inflammation could promote the growth of these harmful cell clones.
  • If these findings are confirmed, IBD patients with CH mutations may need further monitoring for HMs to understand the potential connections between these health issues.
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Tyrosine kinase inhibitors (TKI) may offer a normal life expectancy to Chronic Myeloid Leukemia (CML) patients. However, a higher than expected incidence of arterial occlusive events (AOEs) was observed during treatment with nilotinib. We previously showed an "inflammatory status" during nilotinib that may explain the increased incidence of AOEs.

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Background: A limited amount of data has been published in chronic-phase chronic myeloid leukemia (CP-CML) patients aged >75 years treated frontline with second-generation tyrosine kinase inhibitors.

Aims: To address this issue in a clinical 'real-life' setting, we retrospectively analyzed 45 CP-CML patients (pts) followed in 20 Italian Centers and treated frontline with dasatinib (DAS).

Patients And Methods: Median age was 78.

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  • Intermittent treatment with TKIs is a viable option for 70%-80% of CML patients who can't achieve a stable deep molecular response and need a break from continuous therapy.
  • The OPTkIMA study, launched in 2015, aimed to assess if a month-on/month-off dosing schedule for TKIs could maintain molecular response and enhance health-related quality of life.
  • Results showed that 81% of patients maintained their molecular response, and although quality of life worsened initially, it returned to baseline by the end of the year, highlighting the potential benefits of de-escalated TKI regimens for elderly CML patients.
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In chronic myeloid leukemia (CML) patients, tyrosine kinase inhibitors (TKIs) may select for drug-resistant BCR-ABL1 kinase domain (KD) mutants. Although Sanger sequencing (SS) is considered the gold standard for BCR-ABL1 KD mutation screening, next-generation sequencing (NGS) has recently been assessed in retrospective studies. We conducted a prospective, multicenter study (NEXT-in-CML) to assess the frequency and clinical relevance of low-level mutations and the feasibility, cost, and turnaround times of NGS-based BCR-ABL1 mutation screening in a routine setting.

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Purpose: In our work we sought to define the prevalence rates of cutaneous events during dasatinib therapy in chronic myeloid leukemia (CML) patients and to investigate the clinical and pathological characteristics of these reactions.

Patients And Methods: In our institution, 67 CML patients were treated with dasatinib. it was given as first line treatment in 26 (39%) and subsequent treatment in 41 (61%) CML patients.

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Very elderly (> 75 years) chronic myeloid leukaemia (CML) patients at diagnosis are sometimes treated with different doses of imatinib (IM) based on concomitant diseases and physicians' judgement. However, data on long-term follow-up of these patients are still lacking. To investigate treatment response and outcome, we retrospectively revised an Italian database of 263 very elderly CML patients receiving IM from the time of diagnosis.

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There is little information about cardiovascular adverse event (CV-AE) incidence in chronic myeloid leukemia (CML) patients treated with bosutinib in the real-life practice. We identified 54 consecutive CML patients treated with bosutinib, stratified according to the Systematic Coronary Risk Evaluation (SCORE) assessment, based on sex, age, smoking habits, systolic blood pressure, and total cholesterol levels. The 40-month cumulative incidence of CV-AEs was 25.

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  • The primary method for monitoring minimal residual disease (MRD) in chronic myeloid leukemia (CML) is quantitative RT-PCR (RT-qPCR) which measures BCR-ABL1 transcripts, but DNA-based assays can enhance detection sensitivity.
  • We developed a new DNA-based technique to detect and quantify BCR-ABL1 positive leukemic stem cells, proposing two methods: a fluorescence hybridization (FISH) followed by Sanger sequencing, and a single molecule sequencer called MinION.
  • Our approach, which includes the use of ddPCR after identifying the genomic junction, simplifies the personalized monitoring of CML and suggests a cost-effective and reproducible method for MRD characterization in clinical settings.
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Background: Patients with primary refractory or first relapse acute myeloid leukemia (AML) are considered to have worse clinical outcomes after treatment. For these patients, the achievement of complete remission appears crucial for them to be able to undergo allotransplantation, which might be the only possible treatment.

Patients And Methods: We used the FLAG-Ida (fludarabine, cytarabine [cytosine arabinoside], granulocyte colony-stimulating factor, idarubicin) regimen in patients with primary refractory/first relapse AML as a bridge to transplantation.

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We report a third-generation sequencing assay on nanopore technology (MinION) for detecting BCR-ABL1 KD mutations and compare the results to a Sanger sequencing(SS)-based test in 24 Philadelphia-positive (Ph+) leukemia cases. Our data indicates that MinION is markedly superior to SS in terms of sensitivity, costs and timesaving, and has the added advantage of determining the clonal configuration of multiple mutations. We demonstrate that MinION is suitable for employment in the hematology laboratory for detecting BCR-ABL1 KD mutation in Ph+ leukemias.

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Dasatinib (DAS) has been licensed for the frontline treatment in chronic myeloid leukemia (CML). However, very few data are available regarding its efficacy and toxicity in elderly patients with CML outside clinical trials. To address this issue, we set out a "real-life" cohort of 65 chronic phase CML patients older than 65 years (median age 75.

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Background: About 40% of all patients with chronic myeloid leukemia are currently old or very old. They are effectively treated with imatinib, even though underrepresented in clinical studies. Furthermore, as it happens in the general population, they often receive multiple drugs for associated chronic illnesses.

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Dasatinib was approved for the treatment of chronic phase (CP) chronic myeloid leukemia (CML) patients in first line therapy based on the demonstration of efficacy and safety reported in patients enrolled in clinical trials. We describe a multicentric Italian "real-life" experience of dasatinib used as frontline treatment outside clinical trials. One hundred and nine patients (median age 54 years) were treated from January 2012 to December 2013.

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Nilotinib is a second-generation tyrosine kinase inhibitor that has been approved for the first-line treatment of chronic-phase chronic myeloid leukemia, based on the results of a prospective randomized study of nilotinib versus imatinib (ENESTnd). Apart from this registration study, very few data are currently available on first-line nilotinib treatment. We report here the long-term, 6-year results of the first investigator-sponsored, GIMEMA multicenter phase 2, single-arm trial with nilotinib 400 mg twice daily as first-line treatment in 73 patients with chronic-phase chronic myeloid leukemia.

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We applied Charlson comorbidity index (CCI) stratification on a large cohort of chronic myeloid leukemia (CML) very elderly patients (>75 years) treated with imatinib, in order to observe the impact of concomitant diseases on both compliance and outcome. One hundred and eighty-one patients were recruited by 21 Italian centers. There were 95 males and 86 females, median age 78.

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