289 results match your criteria: "Lyon Sud University Hospital[Affiliation]"

Background: A 10-day dexamethasone regimen has emerged as the internationally adopted standard-of-care for severe COVID-19 patients. However, the immune response triggered by SARS-CoV-2 infection remains a complex and dynamic phenomenon, leading to various immune profiles and trajectories. The immune status of severe COVID-19 patients following complete dexamethasone treatment has yet to be thoroughly documented.

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Idecabtagene vicleucel (ide-cel), a chimeric antigen receptor T-cell therapy targeting B-cell maturation antigen (BCMA), received early access program (EAP) authorization in France in April 2021 for relapsed/refractory multiple myeloma (RRMM). We conducted a real-world registry-based multicentre observational study in 11 French hospitals to evaluate ide-cel outcomes. Data from 176 RRMM patients who underwent apheresis between June 2021 and November 2022 were collected from the French national DESCAR-T registry.

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Implementing Indicators and Trajectories of Return to Work After Breast Cancer Diagnosis: A Mixed-Methods Study Using the French National Healthcare Insurance Database and Stakeholder Consultation.

Clin Breast Cancer

August 2024

Research on Healthcare Performance (RESHAPE, Inserm U1290), Université Claude Bernard Lyon 1, 8 avenue Rockefeller, 69008, Lyon, France; Health Data Department, Hospices Civils de Lyon, 162 avenue Lacassagne, 69008, Lyon, France.

Purpose: Return to work (RTW) is important for quality of life after breast cancer but its analysis at the population-level remains limited in France. This study aimed to implement Electronic Healthcare Data (EHD)-based indicators and trajectories to measure RTW after breast cancer diagnosis, and to examine stakeholders' perspectives regarding these indicators.

Methods: We followed a mixed-methods approach that consisted of (i) implementing RTW indicators and identifying clusters of trajectories using state sequence analysis with data from a representative sample of the French National Health Data System and (ii) exploring, through qualitative focus group and interviews, stakeholders' perceptions on the interpretation, limitations, and utility of these indicators.

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Saliva-based microRNA diagnostic signature for the superficial peritoneal endometriosis phenotype.

Eur J Obstet Gynecol Reprod Biol

June 2024

Sorbonne University - Department of Obstetrics and Reproductive Medicine, Hôpital Tenon, 4 rue de la Chine, 75020 Paris, France; Clinical Research Group (GRC) Paris 6: Centre Expert Endométriose (C3E), Sorbonne University (GRC6 C3E SU), France.

Objective: Patients with superficial peritoneal endometriosis (SPE) present with symptoms suggestive of endometriosis but clinical and imaging exams are inconclusive. Consequently, laparoscopy is usually necessary to confirm diagnosis. The present study aimed to evaluate the accuracy of microRNAs (miRNAs) to diagnose patients with SPE from the ENDOmiARN cohort STUDY DESIGN: This prospective study (NCT04728152) included 200 saliva samples obtained between January and June 2021 from women with pelvic pain suggestive of endometriosis.

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Crohn disease (CD) is an inflammatory bowel disease whose pathogenesis involves inappropriate immune responses toward gut microbiota on genetically predisposed backgrounds. Notably, CD is associated with single-nucleotide polymorphisms affecting several genes involved in macroautophagy/autophagy, the catabolic process that ensures the degradation and recycling of cytosolic components and microorganisms. In a clinical translation perspective, monitoring the autophagic activity of CD patients will require some knowledge on the intrinsic functional status of autophagy.

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Prognostic impact of positive microscopic margins (R1 resection) in patients with GIST (gastrointestinal stromal tumours): Results of a multicenter European study.

Eur J Surg Oncol

June 2024

Department of Digestive and Oncological Surgery, Claude Huriez University Hospital, F-59000, Lille, France; Univ. Lille, CNRS, Inserm, CHU Lille, UMR9020-U1277 - CANTHER - Cancer Heterogeneity Plasticity and Resistance to Therapies, F-59000, Lille, France.

Background: Although several prognostic factors in GIST have been well studied such as tumour size, mitotic rate, or localization, the influence of microscopic margins or R1 resection remains controversial. The aim of this study was to evaluate the influence of R1 resection on the prognosis of GIST in a large multicentre retrospective series of patients.

Methods: From 2001 to 2013, 1413 patients who underwent surgery for any site of GIST were identified from 61 European centers.

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Article Synopsis
  • A study conducted in France updated the epidemiology of perioperative anaphylaxis, a rare but serious allergic reaction occurring during surgeries, highlighting its changing nature influenced by clinical practices and environment.* -
  • Out of 765 cases analyzed, a significant portion (56%) were severe reactions, mainly caused by neuromuscular blocking agents (60%), with antibiotics like cefazolin also being a notable trigger.* -
  • The study emphasizes the need for ongoing surveillance of perioperative anaphylaxis, particularly due to the increasing frequency of reactions to antibiotics and the unknown reasons behind cefazolin sensitization.*
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Endometriosis MR mimickers: T1-hyperintense lesions.

Insights Imaging

January 2024

Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, 165 Chemin du Grand Revoyet, EMR 3738, 69495, Pierre Bénite, France.

Article Synopsis
  • Endometriosis is a painful gynecological condition common among women of reproductive age, and MRI is the key imaging technique for diagnosing and managing it.
  • While MRI is more sensitive than ultrasound, it has a 10% false-positive rate, which can lead to misdiagnosis and unnecessary treatments due to confusion with other conditions showing T1-hyperintense signals.
  • To help radiologists reduce these false positives, the review provides insights on identifying T1-hyperintense lesions, understanding their causes, and differentiating them from other mimicking conditions.
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Endometriosis MR mimickers: T2-hypointense lesions.

Insights Imaging

January 2024

Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, Pierre Bénite, France.

Endometriosis is a common crippling disease in women of reproductive age. Magnetic resonance imaging (MRI) is considered the cornerstone radiological technique for both the diagnosis and management of endometriosis. While its sensitivity, especially in deep infiltrating endometriosis, is superior to that of ultrasonography, many sources of false-positive results exist, leading to a lack of specificity.

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Background: Cytoreductive surgery with hyperthermic intraperitoneal chemotherapy (HIPEC) is an effective treatment for peritoneal metastases. However, HIPEC with cisplatin is associated with renal toxicity. Sodium thiosulfate (ST) has been shown to prevent cisplatin-induced toxicity.

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Background: The Emergency unit of the hospital (Department) (ED) is the fastest and most common way for most French general practitioners (GPs) to respond to the complexity of managing older adults patients with multiple chronic diseases. In 2013, French regional health authorities proposed to set up telephone hotlines to promote interactions between GP clinics and hospitals. The main objective of our study was to analyze whether the hotlines and solutions proposed by the responding geriatrician reduced the number of hospital admissions, and more specifically the number of emergency room admissions.

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Article Synopsis
  • * In a study of 50 patients with severe renal impairment, only one death occurred within the first 100 days post-transplant, with most patients showing significant improvements in hematological responses.
  • * Overall, after two years, 84% of patients were alive, 70% were free from disease progression, and 59% saw an improvement in kidney function, indicating that the procedure is both safe and effective for this population.
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Background: Today, most women with gestational trophoblastic disease (GTD) can expect to be cured, particularly if they live in middle- to high-income countries with access to GTD centres. In contrast, countries lacking organized GTD care achieve lower survival rates.

Objectives: The aim of the study was to review and consider some of the successes and areas for improvement in GTD care that have been achieved through national and international collaborations.

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Article Synopsis
  • - The integrated care pathways for atopic dermatitis (AD-ICPs) serve to connect existing treatment guidelines and expert insights into a structured plan that caters to different levels of AD severity and healthcare resources across various countries.
  • - Developed by the GA LEN ADCARE network and other stakeholders in 2020-2021, the AD-ICPs detail diagnostics, treatment options, and emphasize the roles of pharmacologists and other contributors in managing AD, particularly in pediatric cases.
  • - The initiative aims to enhance AD management through a multidisciplinary approach that addresses urgent needs like better access to care, specialist training, educational programs, and personalized treatments, ultimately leading to improved patient outcomes.
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Multiple pregnancy with complete hydatidiform mole and coexisting normal fetus in a retrospective cohort of 141 patients.

Am J Obstet Gynecol

March 2024

Hospices Civils de Lyon, French Trophoblastic Disease Reference Center, Lyon Sud University Hospital, Lyon, France; Department of Obstetrics and Gynecology, Hospices Civils de Lyon, Femme Mere Enfant University Hospital, Lyon, France. Electronic address:

Article Synopsis
  • The study investigates outcomes and risks for women experiencing a multiple pregnancy where one fetus has a complete hydatidiform mole (a type of abnormal pregnancy) alongside a normal fetus, acknowledging the potential for serious complications and cancer transformation following birth.* -
  • From a review of 11,411 pregnancies between 2001 and 2022, only 141 represented this dual-condition, with 23% opting to terminate, while a significant portion faced complications, miscarriages, or premature delivery, indicating high risks associated with such pregnancies.* -
  • Notably, the study found that lower levels of a specific hormone (free beta human chorionic gonadotropin) in pregnant women correlated with better chances of reaching 24 weeks gestation and
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High flow nasal oxygen in frail COVID-19 patients hospitalized in intermediate care units and non-eligible to invasive mechanical ventilation.

Respir Med Res

November 2023

Department of Respiratory Diseases, Lyon Sud University Hospital, Hospices Civils de Lyon, Pierre Bénite, France; Lyon Center for Innovation in Cancerology, Lyon-Sud Medical School, Claude Bernard Lyon 1 University, Oullins, France.

Article Synopsis
  • Older COVID-19 patients, particularly those over 60 with comorbidities and frailty, face higher risks of mortality; thus, care limitations may be necessary for those with severe pneumonia and poor prognosis.
  • This study evaluated the outcomes of these patients treated with high flow nasal oxygen (HFNO) outside of ICU settings, aiming to assess survival rates and identify factors influencing HFNO success or failure.
  • Results indicated that 73% of the 56 patients studied died within 30 days; HFNO failed in 66% of cases, with certain clinical signs before treatment linked to higher mortality rates.
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Optimizing anticancer treatment and medication therapy in older patients with cancer requires a multidisciplinary approach, with a strong collaboration between geriatricians, oncologists and pharmacists. While all patients can benefit, some clinical situations seem to be high-priority. Careful attention should be given to patients with cardiovascular comorbidities and/or diabetes, which are prone to decompensate during anticancer treatment and often involve multiple medications.

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Topical corticosteroids inhibit allergic skin inflammation but are ineffective in impeding the formation and expansion of resident memory T cells.

Allergy

January 2024

CIRI-Centre International de Recherche en Infectiologie, INSERM, U1111, Université Lyon, Université Claude Bernard Lyon 1, Ecole Normale Supérieure de Lyon, CNRS UMR 5308, Lyon, France.

Background: Tissue-resident memory T (T ) cells are detrimental in allergic contact dermatitis (ACD), in which they contribute to the chronicity and severity of the disease.

Methods: We assessed the impact of a standard topical corticosteroid (TCS) treatment, triamcinolone acetonide (TA), on the formation, maintenance and reactivation of epidermal T cells in a preclinical model of ACD to 2,4-dinitrofluorobenzene. TA 0.

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Therapeutic applications of nuclease-based genome editing would benefit from improved methods for transgene integration via homology-directed repair (HDR). To improve HDR efficiency, we screened six small-molecule inhibitors of DNA-dependent protein kinase catalytic subunit (DNA-PKcs), a key protein in the alternative repair pathway of non-homologous end joining (NHEJ), which generates genomic insertions/deletions (INDELs). From this screen, we identified AZD7648 as the most potent compound.

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Purpose: To describe the practice of robotic-assisted partial nephrectomy (RAPN) in France and prospectively assess the late complications and long-term outcomes.

Methods: Prospective, multicenter (n = 16), observational study including all patients diagnosed with a renal tumor who underwent RAPN. Preoperative, intraoperative, postoperative, and follow-up data were collected and stored in the French research network for kidney cancer database (UroCCR).

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Article Synopsis
  • This study aimed to evaluate and model mouth opening (MO) trajectories in patients with systemic sclerosis (SSc), as there has been limited research on this topic.
  • Researchers analyzed data from 1,101 patients, finding that baseline MO was linked to disease severity and lower survival rates, particularly in those with MO less than 30 mm.
  • The results indicated that while most patients had stable MO trajectories, a specific group with diffuse cutaneous SSc showed high but declining MO over a year, putting them at greater risk for poor survival and interstitial lung disease.
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Purpose: Many concerns have been raised about adverse effects related to Essure device. Several pathophysiological hypotheses have been proposed including allergic reactions, Autoimmune/Autoinflammatory Syndrome Induced by Adjuvants, galvanic corrosion with release of heavy metals and inflammation. In the present study, we aimed to focus on inflammation process by performing a histopathological evaluation of Fallopian tubes in symptomatic patients with Essure removal.

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