59 results match your criteria: "Hopital Universitaire Nord[Affiliation]"

International Consensus Statement on Platelet Function and Genetic Testing in Percutaneous Coronary Intervention: 2024 Update.

JACC Cardiovasc Interv

November 2024

Medizinische Klinik und Poliklinik I, University Hospital Munich, Ludwig-Maximilians University, Munich, Germany; Privatklinik Lauterbacher Mühle am Ostsee, Seeshaupt, Germany.

Current evidence indicates that dual antiplatelet therapy with aspirin plus a P2Y inhibitor is essential for the prevention of thrombotic events after percutaneous coronary interventions. However, dual antiplatelet therapy is associated with increased bleeding which may outweigh the benefits. This has set the foundations for customizing antiplatelet treatments to the individual patient.

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Retinopathy of prematurity (ROP, ORPHA: 90050) is the main cause of visual impairment in preterm infants and the leading preventable cause of childhood blindness in high- and middle-income countries. However, severe stages of the disease remain rare. While screening recommendations for the disease are well-established in France, management of ROP requiring treatment is less standardized, especially since new therapeutic options have been approval on this indication.

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Background: Severe trauma is the leading cause of disability and mortality in the patients under 35 years of age. Surgical site infections (SSI) represent a significant complication in this patient population. However, they are often inadequately investigated, potentially impacting the quality of patient outcomes.

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Predictive factors of the postoperative proptosis recovery in surgery of spheno-orbital meningiomas.

Acta Neurochir (Wien)

April 2024

Assistance Publique - Hôpitaux de Marseille, AP-HM, Hôpital Universitaire Nord, Neurochirurgie Adulte, Chemin Des Bourrely, 13015, Marseille, France.

Objective: This study aimed to identify factors affecting proptosis recovery in spheno-orbital meningioma (SOM) surgery and assess functional and oncological outcomes.

Methods: Data from 32 consecutive SOM surgery cases (2002-2021) were analyzed. Clinical, radiological, operative, and oncological parameters were examined.

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Preliminary results in tracheal replacement using stented aortic matrices for primary extensive tracheal cancer.

JTCVS Tech

October 2023

Chirurgie Thoracique et Vasculaire, Assistance Publique - Hôpitaux de Paris, Hôpitaux Universitaires Paris Seine-Saint-Denis, Hôpital Avicenne, Université Sorbonne Paris Nord, Faculté de Médecine SMBH, Bobigny, France.

Article Synopsis
  • Recent studies show that using stented cryopreserved aortic allografts for tracheobronchial replacement is effective, especially for patients with severe tracheal cancer.
  • The study analyzed 13 patients with extensive tracheal cancer from a larger registry, focusing on their surgical outcomes and complications.
  • Findings indicate that the procedure had no 30-day mortality, a high rate of complete resection, and 84.6% of patients were alive at the last follow-up, although some experienced late complications.
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Background: Extradural disconnection of the cavernous sinus (CS) with preservation of the internal carotid artery (ICA) is indicated for aggressive and recurrent tumors, in patients presenting loss of oculomotor function and non-functional circle of Willis.

Method: Extradural resection of the anterior clinoid process disconnects the CS anteriorly. The ICA is dissected in the foramen lacerum via extradural subtemporal approach.

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Radiological analysis of minimally invasive treatment of type A thoracolumbar fractures based on a series of 135 fractures.

Orthop Traumatol Surg Res

April 2023

Service de neurochirurgie, Hôpital universitaire de la Timone, AP-HM, Marseille, France; Unité Rachis, Hôpital universitaire de la Timone AP-HM, Marseille, France.

Introduction: Although the reduction of traumatic fractures of the thoracolumbar spine is of good quality during conventional so-called open procedures, the alternative minimally invasive approach also appears to confer good results. The aim of this study was to measure the radiological parameters before and after minimally invasive surgery, in order to assess the quality of the reduction of thoracolumbar compression fractures.

Materials And Methods: This retrospective, monocentric study included 112 patients with a mean age of 48.

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Stroke prediction is a key health issue for preventive medicine. Atrial fibrillation (AF) detection is well established and the importance of obstructive sleep apneas (OSA) has emerged in recent years. Although autonomic nervous system (ANS) appears strongly implicated in stroke occurrence, this factor is more rarely considered.

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Spinal cord and brain tissue impairments as long-term effects of rugby practice? An exploratory study based on T and ihMTsat measures.

Neuroimage Clin

August 2022

Aix-Marseille Univ, CNRS, CRMBM, Marseille, France; APHM, Hopital Universitaire Timone, CEMEREM, Marseille, France; iLab-Spine International Associated Laboratory, Marseille-Montreal, France. Electronic address:

Rugby players are subject to multiple impacts to their head and neck that could have adverse neurological effects and put them at increased risk of neurodegeneration. Previous studies demonstrated altered default mode network and diffusion metrics on brain, as well as more foraminal stenosis, disc protrusion and neck pain among players of contact sports as compared to healthy controls. However, the long-term effects of practice and repetitive impacts on brain and cervical spinal cord (cSC) of the rugby players have never been systematically investigated.

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Article Synopsis
  • The TRITON-01 study assessed the safety and efficacy of using stented aortic matrices for airway replacement in patients, confirming it can be a standard treatment option.
  • Over a 12-year period, 35 patients underwent this procedure, showing a low 30-day mortality rate of 2.9% and a 22.9% morbidity rate.
  • At a median follow-up of nearly 30 months, over 75% of patients survived, with no deaths linked to the bioprosthesis and 28.6% achieving stent-free survival.
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Predictors of visual function after resection of skull base meningiomas with extradural anterior clinoidectomy.

Neurosurg Rev

June 2022

Assistance Publique - Hôpitaux de Marseille, Hôpital Universitaire Nord, Neurochirurgie adulte, Aix-Marseille Université, Chemin Des Bourrely, 13015, Marseille, France.

Skull base meningiomas threatening the optic nerves may require performing an extradural anterior clinoidectomy (EAC) to optimally decompress the optic pathways. The present study evaluated the functional results and morbidity after surgical resection of skull base meningiomas including EAC, focusing on visual acuity (VA) and oculomotricity. Eighty-seven consecutive patients harboring skull base meningiomas who underwent surgical resection that included an EAC between 2003 and 2020 were retrospectively analyzed (86% women, median age 53 years).

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Degenerative cervical myelopathy (DCM) encompasses various pathological conditions causing spinal cord (SC) impairment, including spondylosis (multiple level degeneration), degenerative disc disease (DDD), ossification of the posterior longitudinal ligament (OPLL), and ossification of the ligamentum flavum (OLF). It is considered the most common cause of SC dysfunction among the adult population. The degenerative phenomena of DDD, spondylosis, OPLL and OLF, is likely due to both inter-related and distinct factors.

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T1 Mapping for Microstructural Assessment of the Cervical Spinal Cord in the Evaluation of Patients with Degenerative Cervical Myelopathy.

AJNR Am J Neuroradiol

July 2021

Center for Magnetic Resonance in Biology and Medicine (G.B., H.R., L.P., S.L., V.C.), Assistance Publique-Hôpitaux de Marseille, Hôpital Universitaire Timone, Marseille, France

Background And Purpose: Although current radiologic evaluation of degenerative cervical myelopathy by conventional MR imaging accurately demonstrates spondylosis or degenerative disc disease causing spinal cord dysfunction, conventional MR imaging still fails to provide satisfactory anatomic and clinical correlations. In this context, we assessed the potential value of quantitative cervical spinal cord T1 mapping regarding the evaluation of patients with degenerative cervical myelopathy.

Materials And Methods: Twenty patients diagnosed with mild and moderate-to-severe degenerative cervical myelopathy and 10 healthy subjects were enrolled in a multiparametric MR imaging protocol.

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[Will France ever have a radio-vigilance office?].

Bull Cancer

December 2019

Hôpital S. Maria alle Scotte, université de Sienne, département de science médicale, chirurgicale et neurologique, unité de dermatologie, Sienne, Italie.

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Treatment of acute coronary syndromes secondary to septic coronary valvular embolism in endocarditis patients remains unclear. Several revascularization strategies have been described, including thromboaspiration, stent implantation, balloon angioplasty, and surgical intervention. We herein present an illustration of an atypical case of an acute coronary syndrome related to a coronary bifurcation occlusion due to a septic embolism in a patient presenting with infective endocarditis.

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Feasibility of Bioengineered Tracheal and Bronchial Reconstruction Using Stented Aortic Matrices.

JAMA

June 2018

Assistance Publique-Hôpitaux de Paris, Unité de Recherche Clinique, Hôpitaux Saint Louis-Lariboisière-Fernand Widal, Université Paris Diderot, Paris, France.

Importance: Airway transplantation could be an option for patients with proximal lung tumor or with end-stage tracheobronchial disease. New methods for airway transplantation remain highly controversial.

Objective: To establish the feasibility of airway bioengineering using a technique based on the implantation of stented aortic matrices.

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Amputation versus conservative treatment in severe open lower-limb fracture: A functional and quality-of-life study.

Orthop Traumatol Surg Res

April 2018

Service de chirurgie orthopédique, hôpital universitaire Nord, AP-HM, Aix-Marseille 2 Université, chemin des Bourrély, 13915 Marseille cedex 20, France. Electronic address:

Introduction: Severe lower-limb trauma is a major event in a patient's life, and treatment is a challenge that has not been sufficiently studied. The main objective of the present study was to assess the difference in disability between amputees and patients who kept their leg after severe open lower-limb fracture.

Hypothesis: The study hypothesis was that amputation allows better functional recovery and quality of life, in the same time-frame.

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Background: Stem cell-based therapies are an attractive option to promote regeneration and repair defective tissues and organs. Thanks to their multipotency, high proliferation rate and the lack of major ethical limitations, "olfactory ecto-mesenchymal stem cells" (OE-MSCs) have been described as a promising candidate to treat a variety of damaged tissues. Easily accessible in the nasal cavity of most mammals, these cells are highly suitable for autologous cell-based therapies and do not face issues associated with other stem cells.

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Platelet reactivity in patients receiving a maintenance dose of P2Y12-ADP receptor antagonists undergoing elective percutaneous coronary intervention.

Int J Cardiol

August 2016

Vascular Research Center of Marseille, INSERM UMR-S 1076, Aix-Marseille Université, Marseille, France; MARS Cardio, Mediterranean Academic association for Research and Studies in Cardiology, Marseille, France.

Background: P2Y12-ADP receptor blockade during percutaneous coronary intervention (PCI) is critical to prevent thrombotic events. In patients under chronic P2Y12 blockers, the use of additional loading dose (LD) before an elective PCI is debated. We aimed to investigate the rate of high on-treatment platelet reactivity (HTPR) in patients undergoing elective PCI during chronic clopidogrel or ticagrelor therapy.

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Onset of optimal P2Y12-ADP receptor blockade after ticagrelor and prasugrel intake in Non-ST elevation acute coronary syndrome.

Thromb Haemost

October 2015

Laurent Bonello MD, PhD, Département de Cardiologie, Hôpital universitaire Nord de Marseille, INSERM UMRS 1076, Aix-Marseille Université, Chemin des Bourrely, Marseille 13015, France, Tel.: +33 491968858, Fax: +33 491968979, E-mail:

Pretreatment with a loading dose (LD) of clopidogrel or ticagrelor before percutaneous coronary intervention (PCI) in acute coronary syndrome (ACS) is supported by the guidelines, but debated following a recent meta-analysis on clopidogrel pretreatment and the ACCOAST trial. In this trial prasugrel pretreatment failed to reduce ischaemic events. The timing of optimal platelet reactivity (PR) inhibition of ticagrelor and prasugrel in non ST-elevation ACS (NSTE ACS) is yet undetermined.

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Bleeding and stent thrombosis on P2Y12-inhibitors: collaborative analysis on the role of platelet reactivity for risk stratification after percutaneous coronary intervention.

Eur Heart J

July 2015

DZHK (German Center for Cardiovascular Research), Partner Site Munich Heart Alliance, Munich, Germany Medizinische Klinik und Poliklinik I, Klinikum der Universität München, Ludwig-Maximilians-Universität München, Munich, Germany.

Aims: Although platelet reactivity during P2Y12-inhibitors is associated with stent thrombosis (ST) and bleeding, standardized and clinically validated thresholds for accurate risk stratification after percutaneous coronary intervention (PCI) are lacking. We sought to determine the prognostic value of low platelet reactivity (LPR), optimal platelet reactivity (OPR), or high platelet reactivity (HPR) by applying uniform cut-off values for standardized devices.

Methods And Results: Authors of studies published before January 2015, reporting associations between platelet reactivity, ST, and major bleeding were contacted for a collaborative analysis using consensus-defined, uniform cut-offs for standardized platelet function assays.

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Malignant melanoma often involves the heart in patients with advanced tumor disease but isolated cardiac metastasis is rare. We describe successful removal of isolated metastasis in the right ventricular outflow tract of a 64-year-old woman with exertional dyspnea and prior history of melanoma. She remains asymptomatic for 3 years after surgery while median survival is about 3 months after diagnosis without treatment.

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Objective: This study aimed to report our experience in the management of patients with intraoperatively diagnosed intracranial facial nerve schwannomas (FNSs) and propose a decision-making strategy.

Methods: Twenty-three patients with FNS of the internal auditory canal and/or cerebellopontine angle operated on between 1992 and 2012 were identified.

Results: Preoperatively, all cases have been radiographically diagnosed as vestibular schwannomas.

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Ticagrelor increases adenosine plasma concentration in patients with an acute coronary syndrome.

J Am Coll Cardiol

March 2014

Research Unit of Physiology and Dysoxia and suractivity, UMR MD2 and Institute of Biological Research, French Defense Ministry (IRBA), Marseille, France; Laboratoire de Biochimie, Hôpital Universitaire Nord de Marseille, Assistance-Publique Hôpitaux de Marseille, Marseille, France.

Objectives: This study aimed to investigate the impact of ticagrelor on adenosine plasma concentration (APC) in acute coronary syndrome (ACS) patients.

Background: Ticagrelor is a direct-acting P2Y12-adenosine diphosphate receptor blocker. The clinical benefit of ticagrelor compared with clopidogrel in ACS patients suggests that the drug has non-platelet-directed properties.

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