142 results match your criteria: "University Hospital Necker-Enfants malades[Affiliation]"

Neonatal Giant Cardiac Fibroma With Coronary Involvement: Successful Surgical Treatment.

JACC Case Rep

December 2024

Medical and Surgical unit of Congenital and Paediatric Cardiology, Reference Centre for Complex Congenital Heart Defects-M3C, University Hospital Necker-Enfants Malades, Paris, France.

Cardiac fibroma is the second most common childhood cardiac tumor. Coronary arteries are typically unaffected. A 5-month-old infant received a diagnosis of giant cardiac fibroma with coronary involvement.

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The value of 'data-enabled', digital healthcare is evolving rapidly, as demonstrated in the COVID-19 pandemic, and its successful implementation remains complex and challenging. Harmonisation (within/between healthcare systems) of infrastructure and implementation strategies has the potential to promote safe, equitable and accessible digital healthcare, but guidance for implementation is lacking. Using respiratory technologies as an example, our scoping review process will capture and review the published research between 12th December 2013 to 12th December 2023.

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Digital twins for chronic lung diseases.

Eur Respir Rev

October 2024

Department of Pediatric Pulmonology and Allergology, University Hospital Necker-Enfants Malades, AP-HP, Paris, France

Digital twins have recently emerged in healthcare. They combine advances in cyber-physical systems, modelling and computation techniques, and enable a bidirectional flow of information between the physical and virtual entities. In respiratory medicine, progress in connected devices and artificial intelligence make it technically possible to obtain digital twins that allow real-time visualisation of a patient's respiratory health.

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The Bronchodilator and Anti-Inflammatory Effect of Long-Acting Muscarinic Antagonists in Asthma: An EAACI Position Paper.

Allergy

December 2024

Allergy Unit, Hospital Regional Universitario de Malaga, IBIMA-Plataforma BIONAND, RICORS Inflammatory Diseases, Department of Medicine and Dermatology, Universidad de Malaga, Malaga, Spain.

As cholinergic innervation is a major contributor to increased vagal tone and mucus secretion, inhaled long-acting muscarinic antagonists (LAMA) are a pillar for the treatment of chronic obstructive pulmonary disease and asthma. By blocking the muscarinic receptors expressed in the lung, LAMA improve lung function and reduce exacerbations in asthma patients who remained poorly controlled despite treatment with inhaled corticosteroids and long-acting β2 agonists. Asthma guidelines recommend LAMA as a third controller to be added on before the initiation of biologicals.

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Artificial intelligence (AI) is transforming respiratory healthcare through a wide range of deep learning and generative tools, and is increasingly integrated into both patients' lives and routine respiratory care. The implications of AI in respiratory care are vast and multifaceted, presenting both promises and uncertainties from the perspectives of clinicians, patients and society. Clinicians contemplate whether AI will streamline or complicate their daily tasks, while patients weigh the potential benefits of personalised self-management support against risks such as data privacy concerns and misinformation.

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ORPHEE: A Real-World Study on rIX-FP Prophylaxis Use in Adolescent/Adult Patients With Hemophilia B.

Eur J Haematol

December 2024

CRH, CRC-MHC (Centre de Référence de l'Hémophilie, Centre de Ressource et de Compétence Des Maladies Hémorragiques Constitutionnelles), University Hospital, Rennes, France.

Objectives: To assess the real-world efficacy and safety of recombinant factor IX albumin fusion protein (rIX-FP) in patients with hemophilia B (HB) in France.

Methods: Data on dosing frequency, weekly consumption, and bleeds before-and-after switching to rIX-FP, were collected from December 2021 to February 2024. Annualized (spontaneous) bleeding rates [A(s)BRs] were calculated only in patients on prophylaxis with a follow-up ≥ 6 months.

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GPATCH11 variants cause mis-splicing and early-onset retinal dystrophy with neurological impairment.

Nat Commun

November 2024

Laboratory of Genetics in Ophthalmology (LGO), INSERM UMR1163, Institute of Genetic Diseases, Imagine and Paris Cité University, Paris, France.

Here we conduct a study involving 12 individuals with retinal dystrophy, neurological impairment, and skeletal abnormalities, with special focus on GPATCH11, a lesser-known G-patch domain-containing protein, regulator of RNA metabolism. To elucidate its role, we study fibroblasts from unaffected individuals and patients carrying the recurring c.328+1 G > T mutation, which specifically removes the main part of the G-patch domain while preserving the other domains.

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Definitions and Characteristics of Patient Digital Twins Being Developed for Clinical Use: Scoping Review.

J Med Internet Res

November 2024

Department of Pediatric Pulmonology and Allergology, University Hospital Necker-Enfants Malades, Assistance Publique - Hôpitaux de Paris, Paris, France.

Background: The concept of digital twins, widely adopted in industry, is entering health care. However, there is a lack of consensus on what constitutes the digital twin of a patient.

Objective: The objective of this scoping review was to analyze definitions and characteristics of patient digital twins being developed for clinical use, as reported in the scientific literature.

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Myocardial infarction in a 17-year-old patient diagnosed with MPOD II syndrome.

Cardiol Young

October 2024

Medical and surgical unit of Congenital and Paediatric Cardiology, Reference Centre for Complex Congenital Heart Defects-M3C, University Hospital Necker-Enfants Malades, Paris, France.

Introduction: Microcephalic osteodysplastic primordial dwarfism (MOPD) syndrome type 2, caused by a mutation in the PCNT gene (21q22.3), is a rare autosomal recessive disorder. Patients present with bone dysplasia, insulin resistance, kidney diseases, and cardiac malformations, making them prone to vascular diseases.

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Background: Timely revascularization in acute arterial ischemic stroke (AIS) is paramount for optimal outcomes. However, factors causing treatment delays in pediatric AIS remain understudied. We investigated determinants affecting the time from symptom onset or last-known-well to the start of recanalization treatment in pediatric AIS.

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Unlabelled: Computed tomography (CT) is commonly used for paediatric thoracic diseases but involves radiation exposure and often requires intravenous contrast. We evaluated the performance of a magnetic resonance imaging (MRI) protocol including a 3D zero echo time (3D-ZTE) sequence for radiation-free and contrast-free imaging of the paediatric chest. In this prospective, single-centre study, children aged 6-16 years underwent chest CT and MRI within 48 h.

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Background: Chest X-ray (CXR) interpretation is challenging for the diagnosis of paediatric TB. We assessed the performance of a three half-day CXR training module for healthcare workers (HCWs) at low healthcare levels in six high TB incidence countries.

Methods: Within the TB-Speed Decentralization Study, we developed a three half-day training course to identify normal CXR, CXR of good quality and identify six TB-suggestive features.

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Article Synopsis
  • UNC93B1 is a protein involved in signaling for Toll-like receptors, which are important for the immune response.
  • Mutations in UNC93B1 (I317M, G325C, L330R, R466S, and R525P) have been linked to conditions like systemic lupus erythematosus (SLE) and chilblain lupus (CBL), exhibiting both autosomal dominant and recessive inheritance patterns.
  • Different mutations impact the activity of TLR7 and TLR8 differently, suggesting that specific mutations in UNC93B1 lead to varying disease mechanisms for SLE and CBL.
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Background: Infection may trigger pediatric arterial ischemic stroke (PAIS), notably when related to focal cerebral arteriopathy. Community- and individual-level nonpharmaceutical interventions during the COVID-19 pandemic resulted in a major decrease in pediatric viral infections. We explored the consequences on the incidence of PAIS.

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It is a challenge to keep abreast of all the clinical and scientific advances in the field of respiratory medicine. This article contains an overview of laboratory-based science, clinical trials and qualitative research that were presented during the 2023 European Respiratory Society International Congress within the sessions from the five groups of Assembly 1 (Respiratory Clinical Care and Physiology). Selected presentations are summarised from a wide range of topics: clinical problems, rehabilitation and chronic care, general practice and primary care, electronic/mobile health (e-health/m-health), clinical respiratory physiology, exercise and functional imaging.

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Stroke without cerebral arteriopathy in sickle cell disease children: causes and treatment.

Haematologica

October 2024

Referral Center for Sickle Cell Disease, Hematology Unit, Robert Debre Hospital, AP-HP, Paris, France; INSERM UMR_S1134 BIGR, Paris, France; Université de Paris Cité, Paris.

Article Synopsis
  • * A study analyzing 25 ischemic strokes in 1,500 children with SCD from 2007 to 2020 found that 52% had CA, while 48% did not, with older patients more likely to have strokes without CA.
  • * The strokes in patients without CA often involved different underlying causes and affected a different demographic, suggesting that long-term transfusion therapy may not be needed for these patients.
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We describe humans with rare biallelic loss-of-function variants impairing pre-α T cell receptor (pre-TCRα) expression. Low circulating naive αβ T cell counts at birth persisted over time, with normal memory αβ and high γδ T cell counts. Their TCRα repertoire was biased, which suggests that noncanonical thymic differentiation pathways can rescue αβ T cell development.

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Objectives: To identify with children, parents and physicians the objectives to be used as parameters for algorithmic decision-making systems (ADMSs) adapting treatments in childhood asthma.

Methods: We first conducted a qualitative study based on semi-structured interviews to explore the objectives that children aged 8-17 years, their parents, and their physicians seek to achieve when taking/giving/prescribing a treatment for asthma. Following the grounded theory approach, each interview was independently coded by two researchers; reconciled codes were used to assess code frequency, categories were defined, and the main objectives identified.

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Background And Purpose: The characteristics of large vessel occlusion (LVO) in the acute phase of pediatric arterial ischemic stroke and their natural history according to stroke etiology are poorly explored. This studied aimed at describing the prevalence and the radiological evolution of LVO in pediatric AIS.

Materials And Methods: This single-center retrospective study included consecutive non-neonate children with acute arterial ischemic stroke, intracranial proximal LVO in the anterior circulation (MCA, anterior cerebral artery, and/or ICA), and clinical and imaging follow-up for at least 18 months, during a 9-year period.

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Corrigendum to "Future directions in managing aniridia-associated keratopathy" [Surv Ophthalmol 68 (2023) 940-956].

Surv Ophthalmol

February 2024

MERLN Institute for Technology-Inspired Regenerative Medicine, Maastricht University, Maastricht, the Netherlands; University Eye Clinic Maastricht, Maastricht University Medical Center+, Maastricht, the Netherlands.

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Non-apoptotic FAS signaling controls mTOR activation and extrafollicular maturation in human B cells.

Sci Immunol

January 2024

Department of Rheumatology and Clinical Immunology, University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

Article Synopsis
  • Defective signaling of the FAS molecule, linked to autoimmune lymphoproliferative syndrome (ALPS), leads to hypergammaglobulinemia and fewer conventional memory B cells due to disrupted B cell differentiation.
  • Analysis of ALPS patients revealed low memory B cell numbers, fewer germinal center B cells, and an expanded extrafollicular B cell response, indicating a shift in B cell fate.
  • The study proposes that abnormal non-apoptotic FAS signaling affects the mTOR pathway and gene expression, contributing to the altered B cell responses observed in ALPS.
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Introduction: As pleural inflammation plays a central role in pleural infection (PI), corticosteroids are increasingly being considered as a potential therapy. However, the timing of treatment and the identification of patients who might benefit most remain unresolved. The aim of this study was therefore to investigate the inflammatory trajectories of children with PI.

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Ceftazidime-avibactam is a novel cephalosporin/B-lactamase inhibitor developed in the context of increasing resistance. This case reports the pharmacokinetics of ceftazidime-avibactam in a critically ill child under continuous renal replacement (CRRT) therapy for fluid overload. The patient was a 6-month-old female with sepsis due to bloodstream infection to Stenotrophomonas maltophilia following stem cell transplantation for severe combined immunodeficiency.

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