Publications by authors named "Clarisse B"

Background: Proton therapy (PRT) is an innovative radiotherapeutic modality for the treatment of cancer with unique ballistic properties. The depth-dose distribution of a proton beam reduces exposure of healthy tissues to radiations, compared with photon-therapy (XRT). To date, only few indications for proton-therapy, like pediatric cancers, chordomas, or intra-ocular neoplasms, are reimbursed by Health systems.

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Background: Radiotherapy has both immunostimulant and immunosuppressive effects, particularly in radiation-induced lymphopenia. Proton therapy has demonstrated potential in mitigating this lymphopenia, yet the mechanisms by which different types of radiation affect the immune system function are not fully characterized. The Circulating Immunes Cells, Cytokines and Brain Radiotherapy (CYRAD) trial aims to compare the effects of postoperative X-ray and proton radiotherapy on circulating leukocyte subpopulations and cytokine levels in patients with head and neck (CNS and ear nose throat) cancer.

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Background: In oncology, the suffering of patients and the burnout of health professionals are key issues. Mindfulness meditation is a holistic approach that can help to improve well-being. While numerous studies have shown the benefits of meditation for both patients and health professionals, the added value of offering shared meditation to groups of patients, health professionals and third persons has not been assessed.

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Background: Patients with breast cancer (BC) exhibit circadian rhythm disruptions, mainly of rest-activity rhythm (RAR), of which sleep is an essential component, and cortisol rhythm. Sleep complaints such as insomnia and cognitive impairments are prevalent in BC. In general population, sleep is known to contribute greatly to cognition.

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Article Synopsis
  • The study investigates whether F18-choline (FCH) PET/CT can effectively replace Tc99m-sestaMIBI (MIBI) SPECT/CT for preoperative imaging of parathyroid adenomas in patients with primary hyperparathyroidism (PHPT).
  • It involves a randomized trial across multiple centers in France, enrolling adults eligible for surgery from November 2019 to May 2022, excluding those with prior parathyroid surgery or certain genetic conditions.
  • The primary goal is to compare the success rates of minimally invasive parathyroidectomy guided by these imaging techniques, focusing on patients achieving normal calcium levels one month after surgery.
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Objective: This multicenter study aimed to retrospectively evaluate the impact of high boost simultaneous integrated boost (SIB) to pathologic lymph nodes compared to Sequential boost (Seq) in patients with locally advanced cervical cancer (LACC).

Materials And Methods: 97 patients with pelvic and/or para-aortic (PAo) node-positive LACC treated by definitive chemoradiation were included. Two groups were analyzed: Sequential boost group and simultaneous integrated boost (SIB) group.

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Article Synopsis
  • Ovarian cancer, a leading cause of gynecological cancer deaths, often becomes resistant to chemotherapy, highlighting the urgency for new treatment approaches and predictive biomarkers.
  • The OVAREX study investigates the feasibility of creating patient-derived tumor models (like PDX, PDTO, and ADS) to predict clinical outcomes for ovarian cancer patients undergoing treatment.
  • This research aims to validate the predictive capabilities of these models by comparing their responses to treatments with actual patient outcomes, potentially enhancing clinical decision-making.
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Background: In an open-label multicenter non-randomized non-comparative phase II study in patients with stage IIIB/IV non-squamous non-small cell lung cancer (NSCLC), oncogenic addiction (EGFR mutation or ALK/ROS1 fusion), with disease progression after tyrosine-kinase inhibitor and no prior chemotherapy (NCT04042558), atezolizumab, carboplatin, pemetrexed with or without bevacizumab showed some promising result. Beyond the clinical evaluation, we assessed safety and patient-reported outcomes (PROs) to provide additional information on the relative impact of adding atezolizumab to chemotherapy with and without bevacizumab in this population.

Materials: Patients received platinum-pemetrexed-atezolizumab-bevacizumab (PPAB cohort) or, if not eligible, platinum-pemetrexed-atezolizumab (PPA cohort).

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Article Synopsis
  • Elderly cancer patients, especially those over 70, can have trouble with thinking clearly, which affects their daily lives.
  • This study looked at how well these patients could use a digital brain training app and whether they liked it.
  • Out of 240 patients checked, about 145 were able to participate in the study to see if the app helped them improve their memory and thinking skills.
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Introduction: DNA damage repair genes are altered in 20-35% of metastatic castration-resistant prostate cancer (mCRPC). Poly-ADP (Adénosine Diphosphate)-ribose polymerase inhibitors (PARPi) showed significant activity for these selected tumors, especially with homologous recombination repair (HRR) deficiency. These alterations could also predict platinum sensitivity.

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Purpose: Acute radiodermatitis (ARD) is a frequent side effect of radiotherapy, a therapeutic option for head and neck squamous cell carcinoma (HNSCC). It is responsible for pain, quality of life (QoL) impairment, and increased risk of treatment discontinuation, which may compromise the prognosis for patients. Local therapies to prevent or alleviate ARD have been proposed without providing any high level of evidence to establish recommendations.

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Background: Many patients treated for breast cancer (BC) complain about cognitive difficulties affecting their daily lives. Recently, sleep disturbances and circadian rhythm disruptions have been brought to the fore as potential contributors to cognitive difficulties in patients with BC. Yet, studies on these factors as well as their neural correlates are scarce.

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Article Synopsis
  • The study focuses on the psychological impact of COVID-19 on older versus younger cancer patients, specifically looking at PTSD symptoms and Quality of Life (QoL).
  • It included 579 patients and used various standardized questionnaires to assess mental health and QoL over a year, with data collected at multiple points during lockdowns and release periods in France.
  • Results showed older patients reported fewer PTSD symptoms and insomnia at the beginning, but cognitive complaints increased over time, eventually matching those of younger patients, with no major differences in the overall mental health trajectory between the two age groups.
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Background: Triple negative breast cancers (TNBC) account for approximately 15% of all breast cancers and are associated with a shorter median survival mainly due to locally advanced tumor and high risk of metastasis. The current neoadjuvant treatment for TNBC consists of a regimen of immune checkpoint blocker and chemotherapy (chemo-ICB). Despite the frequent use of this combination for TNBC treatment, moderate results are observed and its clinical benefit in TNBC remains difficult to predict.

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Background: Non-metastatic breast cancer treatment is mainly based on surgery, with or without chemotherapy, radiotherapy and/or hormone therapy. To reduce the risk of hormone receptor positive (HR+) disease recurrence, hormone therapy is prescribed for at least 5 years. It may induce adverse drug reactions (ADRs) as joint pain, sexual dysfunction, weight increase, fatigue, mood disorders and vasomotor symptoms.

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Introduction: COVID-19 outbreak rapidly spread since early 2020 leading to the implementation of nationwide lockdowns. To cope with this sudden change, management guidelines were quickly published to adapt oncological care, with potential impact on cancer outcomes.

Methods: We conducted a retrospective comparative cohort study to assess the impact of the COVID-19 outbreak in 2020 on cancer outcomes in metastatic patients.

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People with cancer often experience psychological distress and in addition, the practice of oncology is one of the most stressful areas of medicine for health professionals. Mindfulness meditation has been used to alleviate stress-related symptoms. We therefore ran a pilot study to assess the feasibility of a mindfulness intervention involving cancer patients, health professionals, and third persons together, as part of a comprehensive project aiming to evaluate the added value of 'meditating together'.

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Background: Radiotherapy is one of the cornerstones of the treatment of Head and Neck Squamous Cell Carcinomas (HNSCC). However, radioresistance is associated with a high risk of recurrence. To propose strategies (such as combinations with drugs) that could over intrinsic radioresistance, it is crucial to predict the response to treatment.

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Background: Patients with cancer may be particularly vulnerable to psychological consequences of the COVID-19 pandemic. We studied the prevalence and evolution of posttraumatic stress symptoms (PTSS) in patients with cancer during the pandemic waves, and we investigated factors associated with high symptoms.

Methods: COVIPACT is a 1-year longitudinal prospective study of French patients with solid/hematologic malignancies receiving treatment during the first nationwide lockdown.

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Background: Previous reports showed limited efficacy of immune checkpoint inhibitors as single-agent treatment for non-small cell lung cancer (NSCLC) with epidermal growth factor receptor (EGFR) mutation or ALK/ROS1 fusion. We aimed at evaluating the efficacy and safety of immune checkpoint inhibitor combined with chemotherapy and bevacizumab (when eligible) in this patient subgroup.

Methods: We conducted a French national open-label multicentre non-randomised non-comparative phase II study in patients with stage IIIB/IV NSCLC, oncogenic addiction (EGFR mutation or ALK/ROS1 fusion), with disease progression after tyrosine kinase inhibitor and no prior chemotherapy.

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Background: The link between immediate hypersensitivity reactions (HSR) following the first cetuximab infusion and the IgE sensitization against anti-galactose-α-1,3-galactose (α-Gal) is now well-established. An automated Fluoroenzyme-Immunoassay (FEIA) is available and may facilitate the screening of patients with anti-α-Gal IgE before treatment.

Methods: This study aimed to evaluate its performances as compared to a previously validated anti-cetuximab IgE ELISA, using 185 samples from two previously studied cohorts.

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Purpose: The aim of this study was to analyse the impact of adjuvant trastuzumab on fatigue, emotional status, and quality of personal and work life of patients treated for localised breast cancer.

Methods: In a prospective setting, we recruited age-matched localised breast cancer patients, treated by adjuvant chemotherapy with (group 1) or without IV trastuzumab (group 2), between September 2011 and May 2014. Patients completed questionnaires on quality of life (FACT-G, FACT-B), fatigue (FACIT-F, ICQ), anxiety-depression (HADS), and work life (dedicated self-questionnaire) at inclusion then at 3, 6, 9, and 15 months.

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Background: The discovery of the importance of the immune system and its role in oncogenesis led to the development of immunotherapy, a treatment that represents a major advance in oncology management. Due to the recent nature of immunotherapy, little is known about its side effects and their impact on quality of life. To date, there is no published study that accurately assesses the impact of immunotherapy on cognition, mood and/or fatigue in patients treated for cancer, despite potential neurological toxicities.

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Background: Urothelial carcinoma (UC) is the ninth most commonly diagnosed cancer worldwide, with a 3.8/1 male to female ratio. Platinum-based chemotherapy is the first line standard of care for fit patients with advanced UC.

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