17,854 results match your criteria: "Centre Hospitalier de l'Université de Montréal-Research Center[Affiliation]"

Introduction: Recurrent lumbar disc herniation (rLDH) remains a challenge in spinal surgery. This systematic review analyzes the use of transforaminal endoscopic discectomy (TFED) for the treatment of rLDH.

Methods: A comprehensive search of 4 electronic databases, including PubMed, Google Scholar, Science Direct, and Cochrane, was conducted.

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Toxoplasma gondii from Gabonese forest, Central Africa: First report of an African wild strain.

PLoS Negl Trop Dis

January 2025

Inserm U1094, IRD UMR270, Univ. Limoges, CHU Limoges, EpiMaCT - Epidemiology of Chronic Diseases in Tropical Zone, Institute of Epidemiology and Tropical Neurology, OmegaHealth, Limoges, France.

The protozoan Toxoplasma gondii is a ubiquitous and highly prevalent parasite that can theoretically infect all warm-blooded vertebrates. In humans, toxoplasmosis causes infections in both immunodeficient and immunocompetent patients, congenital toxoplasmosis, and ocular lesions. These manifestations have different degrees of severity.

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Background: There is a lack of information on the current healthcare systems for children with kidney diseases across Europe. The aim of this study was to explore the different national approaches to the organization and delivery of pediatric nephrology services within Europe.

Methods: In 2020, the European society for Paediatric Nephrology (ESPN) conducted a cross-sectional survey to identify the existing pediatric nephrology healthcare systems in 48 European countries covering a population of more than 200 million children.

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AMETIS Preplanned Ancillary Study: Impact of Agitation During Mechanical Thrombectomy Under Sedation.

Stroke

January 2025

Anesthésie et Neuro-Réanimation chirurgicale Babinski, Département d'Anesthésie-Réanimation, Assistance Publique Hôpitaux de Paris (AP-HP), Groupe Hospitalier Pitié-Salpêtrière, Sorbonne Université, France (C.T., R.B., A.J., V.D.).

Background: Mechanical thrombectomy is the treatment of choice for ischemic strokes of the anterior circulation with proximal occlusion. Mechanical thrombectomy can be performed under sedation, which can lead to episodes of periprocedural agitation. The aim of this study is to describe the prevalence of agitation and determine the consequences during and after mechanical thrombectomy.

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Efficacy of valaciclovir in preventing herpes zoster in patients receiving anifrolumab.

RMD Open

January 2025

Assistance Publique-Hôpitaux de Paris (AP-HP), Groupement Hospitalier Pitié-Salpêtrière, Centre de Référence des maladies auto-immunes et auto-inflammatoires systémiques rares de l'adulte d'Ile-de-France, Centre et Martinique, Service de Médecine Interne 2, Institut E3M, Paris, France, paris, France.

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Background: Angioedema (AE) due to acquired C1-inhibitor deficiency (AAE-C1-INH) is a rare disease associating recurrent edema of mucosa and skin. Several underlying diseases have been reported, mainly lymphoproliferative diseases and monoclonal gammopathy. However, 15 to 20% of patients never exhibit such a hematological condition.

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Loss-of-function mutations in PARK7, encoding for DJ-1, can lead to early onset Parkinson's disease (PD). In mice, Park7 deletion leads to dopaminergic deficits during aging, and increased sensitivity to oxidative stress. However, the severity of the reported phenotypes varies.

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Barriers to influenza vaccination during pregnancy in France: A national population-based study.

Vaccine

January 2025

Maternité Port-Royal, Groupe hospitalier Paris Centre, AP-HP, FHU Prema, 75014 Paris, France; Université Paris Cité, Paris, France; INSERM UMR 1153, Obstetrical, Perinatal and Pediatric Epidemiology Research Team (Epopé), Center for Epidemiology and Statistics, Université de Paris-Cité, Paris, France.

Background: Despite French national recommendations since 2012 that all pregnant women be vaccinated against influenza, in 2021 this vaccine coverage is low - around 30 % - in France.

Objectives: To identify barriers to influenza vaccination during pregnancy by assessing how often women were offered this vaccination and how often they accepted it.

Study Design: We used data from the French national perinatal survey (ENP), which covered all births during one week in March 2021 (N = 12,614).

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CIROZ is dispensable in ancestral vertebrates but essential for left-right patterning in humans.

Am J Hum Genet

December 2024

Laboratory of Human Genetics & Therapeutics, Genome Institute of Singapore (GIS), A(∗)STAR, Singapore, Singapore; Laboratory of Human Genetics & Therapeutics, BESE, KAUST, Thuwal, Saudi Arabia; Department of Physiology, Cardiovascular Disease Translational Research Programme, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore. Electronic address:

Four genes-DAND5, PKD1L1, MMP21, and CIROP-form a genetic module that has specifically evolved in vertebrate species that harbor motile cilia in their left-right organizer (LRO). We find here that CIROZ (previously known as C1orf127) is also specifically expressed in the LRO of mice, frogs, and fish, where it encodes a protein with a signal peptide followed by 3 zona pellucida N domains, consistent with extracellular localization. We report 16 individuals from 10 families with bi-allelic CIROZ inactivation variants, which cause heterotaxy with congenital heart defects.

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Renal Tubule-Specific Angiotensinogen Deletion Attenuates SGLT2 Expression and Ameliorates Diabetic Kidney Disease in Murine Models of Type 1 Diabetes.

Diabetes

January 2025

Centre de recherche, Centre hospitalier de l'Université de Montréal (CRCHUM) and Département de médecine, Université de Montréal, 900 Saint Denis Street, Montréal, QC Canada H2X 0A9.

The role of the intrarenal renin-angiotensin system (iRAS) in diabetic kidney disease (DKD) progression remains unclear. In this study, we generated mice with renal tubule-specific deletion of angiotensinogen (Agt; RT-Agt-/-) in both Akita and streptozotocin (STZ)-induced mouse model of diabetes. Both Akita RT-Agt-/- and STZ-RT-Agt-/- mice exhibited significant attenuation of glomerular hyperfiltration, urinary albumin/creatinine ratio, glomerulomegaly and tubular injury.

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Forests face an escalating threat from the increasing frequency of extreme drought events driven by climate change. To address this challenge, it is crucial to understand how widely distributed species of economic or ecological importance may respond to drought stress. In this study, we examined the transcriptome of white spruce (Picea glauca (Moench) Voss) to identify key genes and metabolic pathways involved in the species' response to water stress.

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Objective: Monoallelic variants in the transient receptor potential melastatin-related type 3 gene (TRPM3) have been associated with neurodevelopmental manifestations, but knowledge on the clinical manifestations and treatment options is limited. We characterized the clinical spectrum, highlighting particularly the epilepsy phenotype, and the effect of treatments.

Methods: We analyzed retrospectively the phenotypes and genotypes of 43 individuals with TRPM3 variants, acquired from GeneMatcher and collaborations (n = 21), and through a systematic literature search (n = 22).

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Sport-specific differences in ACL injury, treatment and return to sports: Basketball.

Knee Surg Sports Traumatol Arthrosc

January 2025

Division of Neurosciences and Musculoskeletal Diseases, Department of Orthopaedic Surgery, Centre Hospitalier de Luxembourg (CHL), Luxembourg, Luxembourg.

Basketball is an intense, fast-paced game that is physically, highly demanding. Certain aspects of the game, such as the quick pivoting and cutting movements, predispose the players to serious knee injuries, including anterior cruciate ligament (ACL) tears. While an ACL tear can be a devastating condition for players, multidisciplinary management of the injury can provide the players with a reasonable chance to return to play at the pre-injury level.

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Human asthenozoospermia: Update on genetic causes, patient management, and clinical strategies.

Andrology

January 2025

Institute for Advanced Biosciences, INSERM U 1209, CNRS UMR 5309, Université Grenoble Alpes, Team "Physiopathology and Pathophysiology of Sperm Cells", Grenoble, France.

Background: In mammals, sperm fertilization potential relies on efficient progression within the female genital tract to reach and fertilize the oocyte. This fundamental property is supported by the flagellum, an evolutionarily conserved organelle, which contains dynein motor proteins that provide the mechanical force for sperm propulsion and motility. Primary motility of the sperm cells is acquired during their transit through the epididymis and hyperactivated motility is acquired throughout the journey in the female genital tract by a process called capacitation.

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Background: We evaluated the accuracy of magnetic resonance imaging (MRI) computed tomography (CT)-like sequences compared to normal-resolution CT (NR-CT) and super-high-resolution CT (SHR-CT) for planning of cochlear implantation.

Methods: Six cadaveric temporal bone specimens were used. 3-T MRI scans were performed using radial volumetric interpolated breath-hold (STARVIBE), pointwise-encoding time reduction with radial acquisition (PETRA), and ultrashort time of echo (UTE) sequences.

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Intractable conflicts over end-of-life decisions: A descriptive and ethical analysis of French case-law.

Anaesth Crit Care Pain Med

December 2024

Centre de Recherche des Cordeliers, Sorbonne Université, Université, Paris Cité, Inserm, Laboratoire ETREs, Paris, France; Unité Fonctionnelle d'Ethique Médicale, Hôpital Necker-Enfants malades, AP-HP, Paris, France.

Context: In European and Anglo-Saxon countries, life-sustaining treatment (LST) limitation decisions precede more than 80% of ICU deaths. However, there is now increasing evidence of disagreement and conflict between clinical teams and family members over LST limitation decisions. In some cases, these conflicts are brought to the courts.

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Systolic Blood Pressure and Pulse Pressure in Heart Failure: Pooled Participant-Level Analysis of 4 Trials.

J Am Coll Cardiol

November 2024

Division of Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA. Electronic address:

Background: Hypertension is common in patients with heart failure with mildly reduced or preserved ejection fraction (HFmrEF/HFpEF), and current guidelines recommend treating systolic blood pressure (SBP) to a target <130 mm Hg. However, data supporting treatment to this target are limited. Additionally, pulse pressure (PP), a marker of aortic stiffness, has been associated with increased risk of cardiovascular events, but its prognostic impact in HFpEF has not been extensively studied.

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Background: Transanal endoscopic microsurgery is a treatment option for a wide range of rectal lesions. Postoperative urinary retention is a frequently associated complication. Some studies have suggested that the use of alpha-1-blockers may reduce the risk of postoperative urinary retention after hernia and colorectal surgery, but evidence is lacking.

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Background: Fluid balance gap (FBgap-prescribed vs. achieved) is associated with hospital mortality. Downtime is an important quality indicator for the delivery of continuous renal replacement therapy (CRRT).

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Introduction: Traumatic brain injury (TBI) is one of the leading causes of death and disability worldwide. Treatments for TBI patients are limited and none has been shown to provide prolonged and long-term neuroprotective or neurorestorative effects. A growing body of evidence suggests a link between TBI-induced neuro-inflammation and neurodegenerative post-traumatic disorders.

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Background: Many patients diagnosed with gastro-oesophageal reflux disease (GERD) have persistent symptoms despite proton pump inhibitor (PPI) therapy.

Aims: The aim of this consensus is to provide evidence-based statements to guide clinicians caring for patients with refractory reflux-like symptoms (rRLS) or refractory GERD.

Methods: This consensus was developed by the International Working Group for the Classification of Oesophagitis.

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Background: Targeted therapies have been associated with potential risk of malignancy, which is a common concern in daily rheumatology practice in patients with inflammatory arthritis (IA) and a history of cancer.

Objectives: To perform a systematic literature review to inform a Task Force formulating EULAR points to consider on the initiation of targeted therapies in patients with IA and a history of cancer.

Methods: Specific research questions were defined within the Task Force before formulating the exact research queries with a librarian.

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2024 EULAR points to consider on the initiation of targeted therapies in patients with inflammatory arthritis and a history of cancer.

Ann Rheum Dis

December 2024

Department of Rheumatology, Centre National de Référence des Maladies Auto-Immunes Rares, Hôpitaux Universitaires de Strasbourg, Université de Strasbourg, Strasbourg, France

Background: Potential associations between targeted therapies and a new cancer in patients with inflammatory arthritis (IA) and a previous malignancy are a frequent concern in daily rheumatology practice.

Objectives: To develop points to consider (PTC) to assist rheumatologists when initiating a targeted therapy in the context of a previous malignancy.

Methods: Following EULAR standardised operating procedures, a task force met to define the research questions for a systematic literature review and to formulate the overarching principles (OPs) and the PTC.

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