Publications by authors named "Chouaid C"

Objectives: Health-related quality of life (HRQoL) studies in patients with advanced non-small-cell lung cancer (NSCLC) according to mutational status are limited. This study aimed to report real-world evidence on HRQoL outcomes based on mutational status in patients with advanced NSCLC tumors receiving second-line or later (2L+) treatment in France and Germany.

Methods: In this real-world, non-interventional, cross-sectional, multicenter, patient-reported outcome (PRO) study conducted in France (15 contributing sites) and Germany (8 contributing sites), physicians enrolled adult patients with locally advanced and unresectable or metastatic NSCLC with known mutation status ( G12C, non-G12C, or wildtype [WT]), who received a 2L + treatment.

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Osimertinib, a third-generation tyrosine kinase inhibitor (TKI), demonstrated superior efficacy over first-generation TKIs in the FLAURA trial, resulting in its approval as first-line therapy for metastatic non-small-cell lung cancer (NSCLC). However, the real-world application of these trial results requires an evaluation of sequential therapeutic strategies. This retrospective, non-interventional study utilized data from the Epidemiological Strategy and Medical Economics (ESME) platform, which includes information on patients treated for lung cancer since 2015.

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  • The study investigates the effectiveness of combined treatment with anti-PD-1 (nivolumab) and anti-CTLA-4 (ipilimumab) antibodies compared to standard platinum-based chemotherapy in older patients with advanced non-small-cell lung cancer (NSCLC).
  • It focuses specifically on patients aged 70 years or older or those with an ECOG performance status of 2, as there is limited data on this demographic.
  • The trial is a phase 3 randomized controlled study conducted across 30 sites in France, aiming to evaluate overall survival, progression-free survival, and safety of the treatments in the intended patient population.
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Background: Use of immune checkpoint inhibitors (ICIs) is associated with new response types, such as hyperprogressive disease (HPD), whose definition is still being discussed. Some authors use dynamic indexes to define HPD. However, since the Checkmate-743 study, ICIs have been a first-line therapy for pleural mesothelioma (PM), thereby making use of dynamic indexes less appropriate.

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  • A study analyzed lung cancer cases in France during the COVID-19 pandemic by comparing 2020-2021 data with pre-pandemic years (2013-2019), focusing on diagnosis and mortality rates.
  • Findings revealed a 12% decrease in newly diagnosed lung cancer cases during the first wave of the pandemic, with a continued improvement in survival rates over time, even during the pandemic.
  • The decrease in lung cancer incidences could be linked to undiagnosed patients who died due to COVID-19 or challenges in accessing healthcare, leading to excess mortality during this period.
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  • The LUMASCAN study focused on evaluating the acceptability and feasibility of screening for lung cancer, chronic obstructive pulmonary disease (COPD), and cardiovascular diseases (CVD) in a community setting using low-dose CT scans.
  • The study enrolled 302 participants, primarily active smokers, with notable participation rates of 99% at inclusion, but dropping to 79% by two years after initial enrollment.
  • Results showed that 4% had lung cancer, 27% had unknown obstructive lung disease, and 43.4% had significant coronary artery calcifications, confirming the effectiveness of combined screening for these diseases.
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Background: Immune checkpoint inhibitors (ICIs) have become standard-of-care at different stage disease in non-small cell lung cancer (NSCLC). Based on the increasing characterization of molecular aberrations and oncogenic drivers in NSCLC, it is expected that more and more patients will benefit from orally small targeted therapies in NSCLC. However, their concomitant or sequential use is associated with an increased risk of a various toxicity pattern.

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Introduction: In France, 40% of patients diagnosed with lung cancer are ≥70 years old, but these are under-represented in clinical trials. Using data from the French Epidemiological Strategy and Medical Economics (ESME) platform on Lung Cancer (LC), the objective is to provide an overview of the management and the prognosis of older patients with advanced or metastatic non-small cell lung cancer (AM-NSCLC) in a real-world context.

Materials And Methods: From the ESME-LC database, we selected patients with AM-NSCLC (stage IIIB, IIIC, and IV), diagnosed between 2015 and 2019, and who received first-line systemic treatment.

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Introduction: Questions concerning under-reporting of occupational diseases (OD) linked to asbestos exposure are regularly voiced in France. Monitoring of the French multicenter Asbestos-Related Disease Cohort (ARDCO), which ensures post-occupational medical surveillance of subjects having been exposed to asbestos, provides information on (1) the medico-legal steps taken following screening by computed tomography (CT) for benign thoracic diseases, and (2) recognition of OD as a causal factor in malignant diseases.

Methods: OD recognition - and possible compensation - was analyzed in July 2021 among 13,289 volunteers in the cohort recruited between 2003 and 2005.

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Background: Management of stage-III-N2 non-small-cell lung cancer (NSCLC) based on a multimodal strategy (surgery or radiotherapycombined with systemic drugs) remains controversial. Patients are treated with a curative intent, and available data suggestprolonged survival after complete resection. However, no consensual definition of "tumor resectability" exists.

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Background: First-line standard-of-care for unresectable, pleural mesothelioma (PM) changed with the phase 3 CheckMate 743 study results, showing that nivolumab plus ipilimumab (Nivo + Ipi) significantly extended overall survival (OS) versus platinum + pemetrexed chemotherapy for PM (median OS 18.1 versus 14.1 months; hazard ratio: 0.

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  • This study aimed to explore how different aspects of asbestos exposure relate to pleural plaques (PP) in retired workers in France.
  • A large screening program conducted from 2003 to 2016 involved 5,392 participants, with HRCT scans and detailed evaluations of their work history to gauge their asbestos exposure levels.
  • The findings revealed complex, non-linear relationships where the risk of PP increased with higher cumulative asbestos exposure and longer periods since first exposure, while the odds decreased with longer times since last exposure.
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  • Osimertinib is a first-line treatment for patients with mutation-positive non-small cell lung cancer (NSCLC), but resistance often develops due to mutations like L718Q or G724S after treatment.
  • This study retrospectively examined nine NSCLC patients in France who acquired these rare mutations after initial EGFR TKI therapy, noting their tumor characteristics and treatment progression.
  • Although no standard treatment exists after these mutations occur, afatinib showed potential effectiveness, with some patients achieving partial responses and others remaining stable for several months.
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Background: Based on the findings of the PACIFIC trial, consolidation durvalumab following platinum-based chemoradiotherapy (CRT) is a global standard of care for patients with unresectable, stage III non-small-cell lung cancer (NSCLC). An earlier analysis from the ongoing PACIFIC-R study (NCT03798535) demonstrated the effectiveness of this regimen in terms of progression-free survival (PFS). Here, we report the first planned overall survival (OS) analysis.

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Purpose: The RAS/MEK signaling pathway is essential in carcinogenesis and frequently altered in non-small-cell lung cancer (NSCLC), notably by KRAS mutations (KRASm) that affect 25%-30% of non-squamous NSCLC. This study aims to explore the impact of KRASm subtypes on disease phenotype and survival outcomes.

Patients And Methods: We conducted a retrospective analysis of the French Epidemiological Strategy and Medical Economics database for advanced or metastatic lung cancer from 2011 to 2021.

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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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  • A tyrosine-kinase inhibitor (TKI) is recommended as the primary treatment for non-small-cell lung cancer (NSCLC) patients with an epidermal growth-factor receptor mutation, and the effectiveness of combining it with chemotherapy (ChT) is being researched.
  • A meta-analysis of four phase III trials involving 1,413 NSCLC patients indicated that the combination of EGFR-TKI and ChT resulted in significantly longer progression-free survival (PFS) and overall survival (OS) compared to EGFR-TKI alone.
  • The combination treatment showed especially improved PFS for patients with brain metastases, but more research is necessary to determine which patients are most likely to benefit from this combined approach.
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Antibody-drug conjugates (ADCs) are an emerging class of therapeutics for lung cancer, and several are currently in development for this malignancy. The structure of these molecules is based on an antibody that targets a protein on the lung cancer cell surface and a cytotoxic payload attached by a linker. Many protein targets, including TROP2, c-MET, CEACAM5, HER2, and HER3 have been identified.

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Purpose: This study aims to delineate G-CSF treatment practices, assess decision criteria, and measure their implementation in ambulatory settings for patients with breast (BC), lung (LC), or gastrointestinal cancers (GIC), beyond standard recommendations.

Methods: In this non-interventional, cross-sectional, multicenter study, clinical cases were presented using conversational interfaces (chatbots), simulating a conversation with one or more virtual interlocutors through voice or text exchange. The clinical simulations were configured by four parameters: types of cancer, risk of FN related to chemotherapy and comorbidities, access to care, and therapy setting (adjuvant/neoadjuvant/metastatic).

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Background: Biomarkers to identify lung cancer (LC) patients with high risk of venous thromboembolism (VTE) are needed.

Objectives: To evaluate the usefulness of plasma tissue factor activity (TFA) and D-dimer levels for the prediction of VTE and overall survival in patients with LC.

Methods: In a prospective multicenter observational cohort of consecutive LC patients, TFA and D-dimer levels were measured at diagnosis before any cancer treatment (V1) and between 8 and 12 weeks after diagnosis (V2).

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Background: An ambitious reform of the early access (EA) process was set up in July 2021 in France, aiming to simplify procedures and accelerate access to innovative drugs.

Objective: This study analyzes the characteristics of oncology drug approvals through the EA process and its impact on real-life data for oncology patients.

Methods: The number and characteristics of EA demands concerning oncology drugs submitted to the National Health Authority (HAS, Haute Autorité de Santé) were reviewed until 31 December 2022.

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Non-small cell lung cancer (NSCLC) is the most common cause of brain metastasis (BM). Little is known about immune checkpoint inhibitor activity in the central nervous system, especially in patients receiving monotherapy for tumors with a tumor proportion score (TPS) ≥ 50%. This noninterventional, retrospective, multicenter study, conducted with the GFPC, included treatment-naïve patients strongly positive for PD-L1 (TPS ≥ 50%) with BM receiving first-line single-agent pembrolizumab treatment between May 2017 and November 2019.

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Background: Few epidemiological data are available on surgically treated Caucasian patients with non-small-cell lung cancers (NSCLCs) harboring epidermal growth factor receptor () mutations. The main objective of this study was to describe, in the real-world setting, these patients' incidence, clinical, and tumoral characteristics.

Methods: The participating centers included all consecutive localized non-squamous NSCLC patients undergoing surgery between January 2018 and December 2019 in France.

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  • * These comorbidities can complicate lung cancer diagnosis and affect treatment strategies, often leading to polypharmacy (multiple medications).
  • * The review explores how treatments for comorbidities can influence lung cancer outcomes and how cancer treatments might impact these other health issues.
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We investigated the mortality patterns of chronic obstructive pulmonary disease (COPD) patients in France relative to a control population, comparing year 2020 to pre-pandemic years 2017-2019. COPD patient and sex, age and residence matched control cohorts were created from the French National Health Data System. Survival was analyzed using Cox regressions and standardized rates.

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