78 results match your criteria: "Antoine Lacassagne Center[Affiliation]"

Patients' psychosocial attributes and aggressiveness of cancer treatments near the end of life.

Oncologist

November 2024

Department of Supportive and Palliative Care, Institut Paoli-Camettes, Aix-Marseille Univ, CNRS, INSERM, Marseille, France.

Background: While the use of chemotherapy near the end of life (EOL) has been identified as a relevant criterion for assessing quality of cancer care and has been estimated as non-beneficial, a trend of aggressiveness in cancer care during the last period of life remains. Both patients' sociodemographic characteristics and physicians' practice setting are associated with this use. The role of patients' psychosocial characteristics has however been understudied.

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Geriatric determinants of curative radiotherapy scheme choice for older adults with breast cancer treatment compliance and tolerance: Results from the GERABEL study.

J Geriatr Oncol

January 2025

Department of Radiation Oncology, CHU Saint-Etienne, Saint-Etienne, France; Department of Radiation Oncology, Institut Bergonié, Bordeaux, France.

Introduction: Chronological and functional aging complicates care in older patients, and therapeutic decisions need to consider individual needs to minimise morbidity and mortality. Therapeutic decisions should be guided by a multidisciplinary geriatric assessment, allowing a complete assessment of physical and functional performance. In this context, the GERABEL study aimed to orientate the irradiation strategy based on a detailed oncogeriatric assessment in women more than 70 years old with breast cancer.

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Objectives: The management of the facial nerve (FN) is a major issue in parotid cancer, especially when there is no preoperative facial palsy and FN invasion is discovered intraoperatively. The aim of this study was to assess the impact of FN resection in patients with parotid cancer abutting the FN, without pretreatment facial palsy, using a propensity score matching.

Materials And Methods: Data from all patients treated between 2009 and 2020 for a primary parotid cancer abutting or invading the FN but without pretreatment facial palsy were extracted from the national multicentric REFCOR database.

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Clinico-biological factors predicting the benefit of the LV5FU2 maintenance strategy as a first-line therapy in patients with metastatic pancreatic cancer.

Oncologist

September 2024

Department of Gastroenterology, University Hospital Pontchaillou, Rennes 1 University, INSERM U1242 "Chemistry Oncogenesis Stress Signalling," Rennes, France.

Article Synopsis
  • The study investigates predictive markers for the benefits of LV5FU2 maintenance therapy after first-line FOLFIRINOX treatment in patients with metastatic pancreatic cancer.
  • It compares two patient groups from the PRODIGE-35 trial: one receiving 12 cycles of FOLFIRINOX, and another receiving 8 cycles followed by LV5FU2 maintenance.
  • Results indicate that certain factors, like age and metastatic sites, affect patient outcomes, suggesting that LV5FU2 maintenance is generally beneficial except for some specific cases.
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Circular pharyngolaryngectomy for oncologic resection requires a tubular reconstruction. Different options can be proposed to the patient: digestive free flap, fasciocutaneous flap, or musculocutaneous flap. The jejunum free flap is a tubular flap commonly used in esophageal and pharyngeal reconstruction with good functional outcomes and an acceptable rate of complications.

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Background: After surgical resection of pancreatic ductal adenocarcinoma (PDAC), patients are predominantly treated with adjuvant chemotherapy, commonly consisting of gemcitabine (GEM)-based regimens or the modified FOLFIRINOX (mFFX) regimen. While mFFX regimen has been shown to be more effective than GEM-based regimens, it is also associated with higher toxicity. Current treatment decisions are based on patient performance status rather than on the molecular characteristics of the tumor.

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Management of 80 sinonasal undifferentiated carcinomas. Retrospective multicentre study of the French Network of Rare Head and Neck Cancers (REFCOR).

Eur J Surg Oncol

December 2023

Department of Radiation Oncology, Bordeaux University Hospital, F33000, Bordeaux, France; Bordeaux University, na unit, UMR 6033, F-33000, Bordeaux, France; BRIC (BoRdeaux Institute of OnCology), UMR1312, INSERM, University of Bordeaux, F-33000, Bordeaux, France. Electronic address:

Objectives: Sinonasal undifferentiated carcinoma (SNUC) is a rare and aggressive disease requiring multimodal treatment, and multiple new entities once included in the spectrum of SNUC, such as SWI/SNF-deficient carcinomas, are emerging. We aimed to provide new data regarding the role of chemotherapy and surgery and the prognostic factors of disease-free survival.

Methods: This study was based on data from the REFCOR database and included patients with SNUC treated with curative intent from 2007 to 2021 across 22 centres in France.

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Pilot Study on the Use of Untargeted Metabolomic Fingerprinting of Liquid-Cytology Fluids as a Diagnostic Tool of Malignancy for Thyroid Nodules.

Metabolites

June 2023

Laboratory Transporter in Imaging and Radiotherapy in Oncology (TIRO), UMR E4320 TIRO-MATOs, Direction de la Recherche Fondamentale (DRF), Institut des Sciences du Vivant Fréderic Joliot, Commissariat à l'Energie Atomique et aux Energies Alternatives (CEA), Faculté de Médecine, Côte d'Azur University, 28 Avenue de Valombrose, CEDEX 2, 06107 Nice, France.

Although it is the gold standard for assessing the malignancy of thyroid nodules (TNs) preoperatively, the cytological analysis of fine-needle aspiration cytology (FNAC) samples results in 20-30% of cases in indeterminate lesions (ITNs). As two-thirds of these lesions will appear benign after diagnostic surgery, improved preoperative diagnostic methods need to be developed. In this pilot study, we evaluate if the metabolomic profiles of liquid-based (CytoRich) FNAC samples of benign and malignant nodules can allow the molecular diagnosis of TNs.

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Background: Many classifications exist to select patients with "high-risk" head and neck cutaneous squamous cell carcinoma (HNCSCC).

Objective: To compare the performance of the Brigham and Women's Hospital (BWH) classification with the performance of the American Joint Committee on Cancer 8th Edition (AJCC8), the Union for International Cancer Control 8th Edition (UICC8), and the National Comprehensive Cancer Network (NCCN) classifications.

Methods: In this single-center retrospective study, HNCSCC resected in a tertiary care center were classified as "low-risk" or "high-risk" tumors according to the four classifications.

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Article Synopsis
  • The incidence of differentiated thyroid cancer (DTC) is rising in developed countries, primarily linked to small, incidentally found papillary thyroid carcinomas.
  • Effective therapy for DTC is crucial due to patients' good prognosis, focusing on minimizing complications and maintaining quality of life, with thyroid surgery being vital for diagnosis and treatment.
  • The review explores recent advances and ongoing debates in DTC surgery, such as preoperative molecular testing, risk assessment, surgical methods, and innovative tools.
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Background: When maxillary transversal expansion is needed, two protocols of treatment can be used: a maxillary orthodontic expansion followed by a classical bimaxillary osteotomy or a bimaxillary osteotomy with maxillary segmentation. The aim of this study was to assess the accuracy of segmented Le Fort I osteotomy using computer-aided orthognathic surgery and patient-specific titanium plates in patients who underwent a bimaxillary osteotomy for occlusal trouble with maxillary transversal insufficiencies. Methods: A virtual simulation of a Le Fort I osteotomy with maxillary segmentation, a sagittal split ramus osteotomy, and genioplasty (if needed) was conducted on a preoperative three-dimensional (3D) model of each patient’s skull using ProPlan CMF 3.

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Accuracy of mandibular anterior subapical osteotomy by virtual planning in orthognathic surgery using patient-specific implants.

J Stomatol Oral Maxillofac Surg

February 2023

Oral and Maxillo-Facial Surgery Department, Head and Neck Institute of Nice, University Hospital of Nice, 31 avenue de Valombrose, 06100, Nice, France.

Article Synopsis
  • Mandibular anterior subapical osteotomy (MASO) is a surgical procedure used to correct issues with the positioning of the front teeth when orthodontics fails, and it now incorporates the use of patient-specific titanium implants for improved accuracy and efficiency in surgeries.
  • The study involved 11 patients, where researchers used digital technology to create detailed 3D models of the dental arch to assess the precision of the MASO technique after surgery.
  • Results showed a small average discrepancy of 0.66 mm between expected and actual tooth positions post-surgery, indicating that the repositioning accuracy of teeth can be reliably achieved using computer-aided techniques and patient-specific implants.
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After failure of first line FOLFOX-bevacizumab for metastatic colorectal cancer (mCRC), adding either bevacizumab or aflibercept to second-line FOLFIRI increases survival compared to FOLFIRI alone. In this French retrospective multicentre cohort, we included patients with a mCRC treated with either FOLFIRI-aflibercept or FOLFIRI-bevacizumab. The primary endpoint was overall survival (OS), and secondary endpoints were progression-free survival (PFS), disease control rate (DCR: CR + PR + SD) and safety.

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Introduction: Despite reduction of xerostomia with intensity-modulated compared to conformal X-ray radiotherapy, radiation-induced dental complications continue to occur. Proton therapy is promising in head and neck cancers to further reduce radiation-induced side-effects, but the optimal dental management has not been defined.

Material And Methods: Dental management before proton therapy was assessed compared to intensity-modulated radiotherapy based on a bicentric experience, a literature review and illustrative cases.

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Deep Learning Facilitates Distinguishing Histologic Subtypes of Pulmonary Neuroendocrine Tumors on Digital Whole-Slide Images.

Cancers (Basel)

March 2022

Laboratory of Clinical and Experimental Pathology, Centre Hospitalier Universitaire de Nice, FHU OncoAge, Université Côte d'Azur, 06000 Nice, France.

Article Synopsis
  • * Researchers implemented a deep learning classifier using a convolutional neural network (CNN) to assist pathologists in diagnosing these cancers, training it on a dataset of 18,752 image tiles from 60 slides, which were previously diagnosed by expert pathologists.
  • * The CNN model achieved an impressive mean F1-score of 0.99 during testing, indicating its potential to effectively support pathologists in accurately differentiating between these challenging cancer types,
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The hexosamine pathway and coat complex II promote malignant adaptation to nutrient scarcity.

Life Sci Alliance

July 2022

Centre de Recherche en Cancérologie de Lyon, INSERM U1052, Centre National de la Recherche Scientifique (CNRS) 5286, Centre Léon Bérard, Université de Lyon, Université Claude Bernard Lyon 1, Lyon, France

The glucose-requiring hexosamine biosynthetic pathway (HBP), which produces UDP-N-acetylglucosamine for glycosylation reactions, promotes lung adenocarcinoma (LUAD) progression. However, lung tumor cells often reside in low-nutrient microenvironments, and whether the HBP is involved in the adaptation of LUAD to nutrient stress is unknown. Here, we show that the HBP and the coat complex II (COPII) play a key role in cell survival during glucose shortage.

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Objective: We investigated the quality of life (QoL), functional, and oncological outcomes after robotic-assisted transoral or combined cervical-transoral salvage surgery for oropharyngeal carcinoma following radiotherapy.

Material And Methods: We performed a single tertiary referral center, prospective, observational cohort study of all consecutive patients who underwent salvage robotic-assisted surgery for oropharyngeal carcinoma between 2015 and 2021. The primary outcomes were quality of life assessments using the MDADI, EORTC-QLQC30, and EORTC-QLQH&N35.

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Locoregional relapses in the ACCORD 12/0405-PRODIGE 02 study: Dosimetric study and risk factors.

Radiother Oncol

August 2021

Sorbonne Université, AP-HP, Pitié Salpêtrière Hospital, Department of Radiation Oncology, Paris, France; UMR_S 938, Centre de Recherche de Saint Antoine, Paris, France; APHP, Tenon Hospital, Department of Radiation Oncology, Paris, France.

Purpose: The aim of this study is to correlate locoregional relapse with radiation therapy volumes in patients with rectal cancer treated with neoadjuvant chemoradiation in the ACCORD 12/0405-PRODIGE 02 trial.

Patients And Methods: We identified patients who had a locoregional relapse included in ACCORD 12's database. We studied their clinical, radiological, and dosimetric data to analyze the dose received by the area of relapse.

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Article Synopsis
  • Sentinel node (SN) biopsy is just as effective as neck lymph node dissection (ND) for treating early-stage oral cancers, with this study aiming to confirm that equivalence.
  • The trial involved 307 patients who were assigned to either the ND or SN groups, measuring outcomes like neck node recurrence-free survival and overall survival after two years.
  • Results showed similar recurrence rates and survival outcomes between both methods, but the SN arm had a shorter hospital stay and less post-operative complications, suggesting it should be the new standard treatment for this type of cancer.
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Objectives: This prospective, observational, non-randomized multicentric study was conducted to compare efficiency and toxicity using different modalities of stereotactic body radiation therapy (SBRT) in early-stage peripheral non-small cell lung cancer (NSCLC).

Methods: From 9 April to 11 December, 106 patients were treated according to the local equipment availability for peripheral NSCLC with SBRT: 68 by linear accelerator equipped for SBRT and 38 by Cyberknife. Multivariate analysis and propensity score analysis using Inverse Probability Treatment Weighting (IPTW) were undertaken in an effort to adjust for potential bias due to non-randomization.

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Docetaxel, cisplatin and 5-fluorouracil (DCF) chemotherapy regimen is highly effective in advanced anal squamous cell carcinoma (SCCA), as demonstrated by the Epitopes-HPV02 study results. Here, we analyzed the impact of DCF regimen and the prognostic value of adaptive immune responses and immunosuppressive cells in SCCA patients included in two prospective studies (Epitopes-HPV01 and HPV02). The presence of T-cell responses against Human papillomavirus (HPV)16-E6/E7 and anti-telomerase (hTERT)-antigens was measured by IFNᵧ-ELISpot.

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Circulating tumour DNA (ctDNA) can be used to identify gene alterations. The purpose of this study was to determine whether the detection of ctDNA, based on the identification of and mutations before systemic treatment initiation, was associated with the prognosis of metastatic melanoma. In total, 68 or -mutated stage IV or unresectable stage III metastatic cutaneous melanoma patients were included and tested for the presence of and mutations in circulating DNA before treatment initiation, using the Cobas BRAF/NRAS Mutation Test (Roche).

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Benefits of physical activity are widely demonstrated for early stage cancers but few studies have focused on metastatic disease. The purpose of this study was to determine the impact of physical activity on survival in patients with metastatic breast cancer. We conducted a secondary analysis of the national, multicentric, non-randomized, prospective cohort SNPs to Risk of Metastasis (StoRM) study.

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Real-world assessment of the BRAF status in non-squamous cell lung carcinoma using VE1 immunohistochemistry: A single laboratory experience (LPCE, Nice, France).

Lung Cancer

July 2020

Laboratory of Clinical and Experimental Pathology, Pasteur Hospital, University Côte d'Azur, 30 avenue de la voie romaine, 06000, Nice, France; Hospital-related Biobank (BB-0033-00025), Pasteur Hospital, University Côte d'Azur, 30 avenue de la voie romaine, 06000, Nice, France; FHU OncoAge, Pasteur Hospital, University Côte d'Azur, 30 avenue de la voie romaine, 06000, Nice, France; IRCAN Inserm 1081/CNRS 7283, Antoine Lacassagne Center, avenue de valombrose, 06002, Nice, France. Electronic address:

Introduction: International guidelines recommend BRAF mutational status assessment in treatment-naive advanced non-squamous non-small cell lung carcinoma (NSCLC) patients since the presence of a BRAFV600 mutation enables specific BRAF inhibitor treatment. For this purpose, the mutational status needs to be obtained in 10 working days. Herein, we prospectively evaluated the feasibility of systematic assessment of the BRAF status using immunohistochemistry (IHC) in a single institution (LPCE, Nice) at baseline for NSCLC diagnosed.

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