17,073 results match your criteria: "Toronto Western Hospital & University of Toronto[Affiliation]"

Newborn screening for common genetic variants associated with permanent hearing loss: Implementation in Ontario and a review of the first 3 years.

Genet Med

January 2025

Newborn Screening Ontario, Children's Hospital of Eastern Ontario, Ottawa, ON, Canada; Children's Hospital of Eastern Ontario Research Institute, University of Ottawa, Ottawa. Electronic address:

Purpose: Universal newborn hearing screening (UNHS) programs using audiometric techniques alone are limited in ability to detect non-congenital childhood permanent hearing loss (PHL). In 2019, Ontario launched universal newborn screening (NBS) for PHL risk factors: congenital cytomegalovirus (cCMV) and 22 common variants in GJB2 and SLC26A4. Here we describe our experience with genetic risk factor screening.

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Phage therapy could be key to conquering persistent bacterial lung infections in children.

NPJ Antimicrob Resist

October 2024

Department of Microbiology, Faculty of Medicine, Chulalongkorn University, King Chulalongkorn Memorial Hospital, Thai Red Cross Society, Bangkok, Thailand.

Persistent bacterial lung infections in children lead to significant morbidity and mortality due to antibiotic resistance. In this paper, we describe how phage therapy has shown remarkable efficacy in preclinical and clinical studies, demonstrating significant therapeutic benefits through various administration routes. Ongoing trials are evaluating its safety and effectiveness against different pathogens.

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Objective: To understand the role of primary care in the COVID-19 pandemic to provide insight into its functioning and inform potential reforms.

Composition Of The Committee: The now dissolved Ontario COVID-19 Science Advisory Table (Science Table) was formed in July 2020 to provide decision makers and the public with a synthesis of rapidly evolving evidence related to COVID-19. The Science Table was based at the Dalla Lana School of Public Health at the University of Toronto, and supported by Public Health Ontario.

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Purpose: Radiotherapy (RT)/cetuximab (C) demonstrated superiority over RT alone for locally advanced squamous head and neck cancer. We tested this in completely resected, intermediate-risk cancer.

Methods: Patients had squamous cell carcinoma of the head and neck (SCCHN) of the oral cavity, oropharynx, or larynx, with one or more risk factors warranting postoperative RT.

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Objectives: The primary objective of this prospective review was to compare quality of life between patients undergoing endoscopic and open skull base approaches.

Study Type And Design: Prospective Review.

Methods: Five centers recruited consecutive patients treated surgically for skull base neoplasms between 2012 to 2018.

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Age-dependent phenotypes of cognitive impairment as sequelae of SARS-CoV-2 infection.

Front Aging Neurosci

January 2025

Laboratory for Brain Development, Modulation and Repair, Glenn Biggs Institute for Alzheimer's and Neurodegenerative Diseases, University of Texas Health San Antonio, San Antonio, TX, United States.

Cognitive changes associated with PASC may not be uniform across populations. We conducted individual-level pooled analyses and meta-analyses of cognitive assessments from eight prospective cohorts, comprising 2,105 patients and 1,432 controls from Argentina, Canada, Chile, Greece, India, Italy, Russia, and the UK. The meta-analysis found no differences by country of origin.

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Purpose: The Healthy Eating Index-Canada 2015 (HEI-C 2015), Diet Quality Index-International (DQI-I), and Healthy Eating Food Index 2019 (HEFI-2019) are commonly used to summarize the quality of Canadian diets. This paper sought to compare these three diet quality indices with respect to their ability to capture diets of different quality in Canadian children and to discriminate between population subgroups.

Methods: Data were collected in school-based surveys from grade 4-6 students (9-12 years old) in western Canada through 24-h dietary recall in 2016 ( = 336), 2018 ( = 454), and 2020/2021 ( = 909).

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Probing Autism and ADHD subtypes using cortical signatures of the T1w/T2w-ratio and morphometry.

Neuroimage Clin

January 2025

The Mouse Imaging Centre, Hospital for Sick Children, Toronto, Ontario, Canada; Department of Medical Biophysics, Faculty of Medicine, University of Toronto, Toronto, Canada; Wellcome Centre for Integrative Neuroimaging, FMRIB, Nuffield Department of Clinical Neurosciences, University of Oxford, Oxford, United Kingdom.

Autism spectrum disorder (ASD) and attention-deficit/hyperactivity disorder (ADHD) are neurodevelopmental conditions that share genetic etiology and frequently co-occur. Given this comorbidity and well-established clinical heterogeneity, identifying individuals with similar brain signatures may be valuable for predicting clinical outcomes and tailoring treatment strategies. Cortical myelination is a prominent developmental process, and its disruption is a candidate mechanism for both disorders.

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Outcomes of a Population-Based Congenital Cytomegalovirus Screening Program.

JAMA Pediatr

January 2025

Department of Pediatrics, Children's Hospital of Eastern Ontario, University of Ottawa, Ottawa, Ontario, Canada.

Importance: Detection of congenital cytomegalovirus (cCMV) infection has previously relied on targeted screening programs or clinical recognition; however, these approaches miss most cCMV-infected newborns and fail to identify those infants who are asymptomatic at birth but at risk for late-onset sensorineural hearing loss.

Objective: To determine the feasibility of using routinely collected newborn dried blood spots (DBS) in a population-based cCMV screen to identify infants at risk for hearing loss and describe outcomes of infants screened.

Design, Setting, And Participants: This diagnostic study of a population-based screening program in Ontario, Canada, took place from July 29, 2019, to July 31, 2023.

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Kidney organ injury scaling: 2025 update.

J Trauma Acute Care Surg

January 2025

From the Division of Urology, Department of Surgery (S.K., J.B.M.), University of Utah School of Medicine, Salt Lake City, Utah; Department of Surgery (G.T.T.), Scripps Memorial Hospital La Jolla, La Jolla, California; Division of Urology, Department of Surgery (R.M.), University of Toronto, Toronto, Ontario, Canada; Department of Radiology (J.A.G.), University of Washington, Harborview Medical Center, Seattle, Washington; Department of Surgery (C.C.), UC Health Medical Center of the Rockies, Loveland, Colorado; Department of Surgery (K.L.K.), University of California San Francisco Fresno, Fresno, California; Department of Surgery (M.C.), Case Western Reserve University, Cleveland, Ohio; Shock Trauma Center (R.A.K.), University of Maryland School of Medicine, Baltimore, Maryland; Division of Acute Care and Regional General Surgery (N.L.W., B.L.Z.), University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin; and Scott Department of Urology (M.C.), Baylor College of Medicine, Houston, Texas.

The American Association for the Surgery of Trauma initially published the organ injury scaling for the kidney in 1989, which was subsequently updated in 2018. This current American Association for the Surgery of Trauma kidney organ injury scaling update incorporates the latest evidence in diagnosis and management of renal trauma and is based upon a multidisciplinary consensus. These changes reflect the near universal use of computed tomography for renal trauma evaluation and the widespread adoption of conservative management across all grades of renal trauma.

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Neutrophil-to-lymphocyte ratio at diagnosis predicts colonoscopic activity in pediatric inflammatory bowel diseases (pIBD).

Clin Transl Gastroenterol

January 2025

Division of Pediatric Gastroenterology and Nutrition, Department of Pediatrics, University of Alberta, Edmonton, Alberta, Canada.

Background: Neutrophil-to-lymphocyte ratio (NLR) is a novel biomarker studied in several autoimmune diseases including inflammatory bowel diseases (IBD) in adults, but poorly characterized in pediatric IBD (pIBD). We aimed to primarily investigate the relationship between NLR and pIBD endoscopic disease severity. We also examined whether NLR predicted hospitalization, surgery, and therapy response by 52 weeks.

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Background: Despite efforts to promote optimal breastfeeding practices, the practice of exclusive breastfeeding is low in South Africa. We conducted a trial to determine whether text messaging plus motivational interviewing prolonged exclusive breastfeeding during the first six months of life and improved child health outcomes.

Methods: We conducted a randomized parallel group-controlled trial between July 2022 and May 2024, at a secondary-level healthcare facility.

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Introduction: Volunteers are an integral part of the International Red Cross and Red Crescent (RCRC) Movement, with over 16 million people actively contributing to humanitarian action worldwide. Academic volunteerism within the Movement includes contributions from students, volunteers and professionals from academic institutions who offer their time and expertise. In this study we aimed to understand the process of embedding academic volunteers in humanitarian organizations such as the Canadian Red Cross (CRC) and assess the impact of their activities within the realm of public health education.

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Historically, Aboriginal and Torres Strait Islander research in Australia has adhered to Western research paradigms and contributed to the adverse impacts of colonisation. However, recent developments driven by Aboriginal and Torres Strait Islander people and scholars, and development of ethical guidelines for research, have promoted a more inclusive and collaborative research landscape. In this study, published papers and internal documents arising from a long-term partnership between Marninwarntikura Women's Resource Centre (MWRC) and the University of Sydney (USYD) from 2009 to 2023 were analysed using the Aboriginal and Torres Strait Islander Quality Appraisal Tool and consultations with project partners.

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Cerebral proliferative angiopathy (CPA) is a rare subtype of cerebral arteriovenous malformation, characterized by unique angiographic features and clinical presentations. Although the clinical and angiographic characteristics of CPA have been well described, their impact on the surrounding tissues remains underexplored. Herein, we investigated the presence of calvarial thickening in patients with CPA, and discuss its potential pathogenesis.

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Background: Total intravenous anesthesia (TIVA)-based and volatile-based general anesthesia have different effects on cerebral hemodynamics. The current work compares these 2 regimens in acute ischemic stroke patients undergoing endovascular therapy.

Methods: We conducted a systematic literature search across MEDLINE, Embase, Cochrane, CINAHL, Web of Science, and Scopus.

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Understanding vascular imaging history guides our future innovations.

J Vasc Surg

February 2025

Division of Vascular and Endovascular Surgery, Department of Surgery, Western University, Victoria Hospital, London, Canada.

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Functional MRI reveals brain activation patterns associated with optimization of spinal cord stimulation parameters in treating chronic pain.

Brain Stimul

January 2025

Department of Neurosurgery, Toronto Western Hospital, Toronto, Ontario, Canada; Krembil Brain Institute, Toronto Western Hospital, University Health Network, Toronto, Canada; Center for Advancing Neurotechnological Innovation to Application (CRANIA), Toronto, Ontario, Canada; KITE Research Institute, University Health Network, Toronto, Ontario, Canada. Electronic address:

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New onset refractory status epilepticus: Long-term outcomes beyond seizures.

Epilepsia

January 2025

Department of Clinical Neurological Sciences, Schulich School of Medicine and Dentistry, Western University, London, Ontario, Canada.

We propose and prioritize important outcome domains that should be considered for future research investigating long-term outcomes (LTO) after new onset refractory status epilepticus (NORSE). The study was led by the international NORSE Institute LTO Working Group. First, literature describing the LTO of NORSE survivors was identified using a PubMed search and summarized to identify knowledge gaps.

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There is a growing need to document sociodemographic factors in electronic medical records to produce representative cohorts for medical research and to perform focused research for potentially vulnerable populations. The objective of this work was to assess the content of family physicians' electronic medical records and characterize the quality of the documentation of sociodemographic characteristics. Descriptive statistics were reported for each sociodemographic characteristic.

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Strengthening the backbone of global spine surgery.

Brain Spine

October 2024

Division of Neurosurgery and Spine Program, Department of Surgery, University of Toronto, Toronto, ON, Canada.

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The Canadian Stroke Best Practice Recommendations (CSPR) 7th edition includes this new module on the diagnosis and management of vascular cognitive impairment (VCI) with or without neurodegenerative disease. An expert writing group and people with VCI lived experience (PWLE) reviewed current evidence. Existing recommendations were reviewed and revised, and new recommendations added.

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Context: Statin treatment lowers low-density lipoprotein (LDL) cholesterol thereby reducing cardiovascular risk. Meta-analyses of clinical trials report a higher risk of new-onset type 2 diabetes with statins. Current clinical evidence regarding effects of statins on insulin sensitivity and beta-cell function is limited.

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Lupus nephritis: Biomarkers.

Adv Clin Chem

January 2025

University of Toronto Lupus Clinic, Centre for Prognosis Studies in Rheumatic Diseases, Toronto Western Hospital, Toronto, ON, Canada. Electronic address:

Lupus nephritis (LN) or renal involvement of systemic lupus erythematosus (SLE), is a common manifestation occurring in at least 50 % of SLE patients. LN remains a significant source of morbidity, often leading to progressive renal dysfunction and is a major cause of death in SLE. Despite these challenges, advances in the understanding of the pathogenesis and genetic underpinnings of LN have led to a commendable expansion in available treatments over the past decade.

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