2,563 results match your criteria: "Canada and Northern Ontario School of Medicine; Gwen.healey@qhrc.ca.[Affiliation]"

Public experiences and perspectives of primary care in Canada: results from a cross-sectional survey.

CMAJ

May 2024

Department of Family and Community Medicine (Kiran, Lofters, Martin), Temerty Faculty of Medicine, University of Toronto; Department of Family and Community Medicine (Kiran), and MAP Centre for Urban Health Solutions (Kiran, Daneshvarfard, Wang), Li Ka Shing Knowledge Institute, St. Michael's Hospital; Institute of Health Policy, Management and Evaluation (Kiran, Martin), University of Toronto, Toronto, Ont.; Department of Political Science (Beyer, van der Linden), McMaster University, Hamilton, Ont.; Vox Pop Labs (Beyer, van der Linden); MASS LBP (Kay, MacLeod), Toronto, Ont.; Department of Community Health (Breton), Université de Sherbrooke, Longueuil, Que.; Department of Family Medicine (Brown-Shreves), University of Ottawa; Restore Medical Clinics (Brown-Shreves), Ottawa, Ont.; Department of Family and Community Medicine (Brown-Shreves), Queen's University, Kingston, Ont.; Department of Family Medicine (Condon), University of Manitoba, Winnipeg, Man.; Department of Family Medicine (Green), and Health Services and Policy Research Institute (Green), Queens University; ICES Queen's (Green), Kingston, Ont.; Faculty of Health Sciences (Hedden), Simon Fraser University, Burnaby, BC; Departments of Community Health Sciences and Family Medicine (Katz), University of Manitoba, Winnipeg, Man.; Canadian Association for Health Services and Policy Research (Keresteci), Ottawa, Ont.; Department of Family Medicine (Kovacina), McGill University, Montréal, Que.; Department of Family Medicine (Lavergne, Stringer), Dalhousie University, Halifax, NS; Peter Gilgan Centre for Women's Cancers (Lofters), and Department of Family and Community Medicine (Martin), Women's College Hospital, Toronto, Ont.; Department of Family Practice (Mitra), University of British Columbia, Vancouver, BC; Clinical Faculty (Newbery), Section of Family Medicine, NOSM University, Thunder Bay, Ont.

Background: Through medicare, residents in Canada are entitled to medically necessary physician services without paying out of pocket, but still many people struggle to access primary care. We conducted a survey to explore people's experience with and priorities for primary care.

Methods: We conducted an online, bilingual survey of adults in Canada in fall 2022.

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Article Synopsis
  • Computer-aided diagnosis (CADx) aims to improve the prediction of polyp histology during colonoscopy, potentially decreasing unnecessary removals of harmless polyps, though its overall benefits and risks remain uncertain.
  • The study sought to evaluate the effectiveness of CADx for diagnosing small rectosigmoid polyps (≤5-mm) by comparing the accuracy of endoscopists' predictions with and without CADx assistance.
  • Analysis of ten studies involving over 3,600 patients indicated that while CADx showed high sensitivity (87.3%) and specificity (88.9%) in identifying neoplastic polyps, there was no significant change in the rate of nonneoplastic polyps predicted to be avoided for removal when CADx
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Selected and shared hematological responses to apnea in elite human free divers and northern elephant seals ().

Am J Physiol Regul Integr Comp Physiol

July 2024

Centre for Heart, Lung and Vascular Health, School of Health and Exercise Sciences, University of British Columbia Okanagan, Kelowna, British Columbia, Canada.

Despite elite human free divers achieving incredible feats in competitive free diving, there has yet to be a study that compares consummate divers, (i.e. northern elephant seals) to highly conditioned free divers (i.

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  • Floor swabs from six elementary schools in Ottawa were tested for the SARS-CoV-2 virus.
  • The results indicated no link between test positivity and student grade levels, absenteeism, pediatric hospitalizations, or community wastewater levels.
  • Interestingly, schools in areas with a history of higher COVID-19 rates had fewer positive swabs, but this result was not statistically significant.
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Pediatric low-grade glioma (pLGG) is the most common childhood brain tumor group. The natural history, when curative resection is not possible, is one of a chronic disease with periods of tumor stability and episodes of tumor progression. While there is a high overall survival rate, many patients experience significant and potentially lifelong morbidities.

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  • The study investigated the link between prior BCG treatments for bladder cancer and COVID-19 infection severity.
  • Researchers analyzed data from 348 patients with high-risk bladder cancer from two Canadian centers to track COVID-19 outcomes.
  • Findings showed that neither intravesical BCG nor infantile BCG vaccination had a significant impact on the incidence of COVID-19 among these patients.
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Antipsychotic drugs (APDs) are used to treat many psychiatric illnesses as schizophrenia. Typical antipsychotic drugs (TAPDs) are being used; however, they have many side effects. Atypical antipsychotic drugs (AAPDs) are newer medications with known fewer side effects.

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Background: Anal cancer risk is elevated among people with HIV. Recent anal cancer incidence patterns among people with HIV in the United States and Canada remain unclear. It is unknown how the incidence patterns may evolve.

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Background: Gastric adenocarcinoma represents an aggressive type of cancer and an important cause of cancer mortality. Progress in gastric cancer therapeutics has resulted from a better understanding of the molecular pathogenesis of the disease and introduction of targeted therapies, but most gastric cancer patients still rely on non-targeted chemotherapy as the mainstay of treatment for advanced disease.

Methods: An analysis of publicly available series from The Cancer Genome Atlas (TCGA) gastric cancer cohort was undertaken to delineate the clinical and genomic landscape of gastric cancers with suppressed expression of claudin 18 compared with cancers with non-suppressed claudin 18.

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Background: Arboviruses are RNA viruses and some have the potential to cause neuroinvasive disease and are a growing threat to global health.

Objectives: Our objective is to identify and map all aspects of arbovirus neuroinvasive disease, clarify key concepts, and identify gaps within our knowledge with appropriate future directions related to the improvement of global health.

Methods: : A scoping review of the literature was conducted using PubMed, Scopus, ScienceDirect, and Hinari.

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Urinary incontinence (UI), encompassing stress urinary incontinence (SUI) and urge urinary incontinence (UUI), is a prevalent and debilitating condition in patients with multiple sclerosis (MS), profoundly impacting their quality of life. This systematic review and meta-analysis aimed to elucidate the worldwide prevalence rates of SUI and UUI among MS patients. This study was conducted by examining observational studies published between 2000 and 2023.

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Practice recommendations for physiotherapists in Canada managing adverse events associated with acupuncture.

Acupunct Med

June 2024

Acute Stroke and Internal Medicine Unit, Health Sciences North, Sudbury, ON, Canada.

In Canada, acupuncture is a regulated medical practice that involves inserting thin needles at specific points on the body to alleviate pain and other health conditions. Acupuncture is a controlled act in physiotherapy practice. Therefore, physiotherapists who incorporate acupuncture into their practice should have the necessary education and roster this controlled act with the regulatory college in their province.

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Objectives: Traditional criterion for intervention on an asymptomatic ascending aortic aneurysm has been a maximal aortic diameter of 5.5 cm or more. The 2022 American College of Cardiology/American Heart Association aortic guidelines adopted cross-sectional aortic area/height ratio, aortic size index, and aortic height index as alternate parameters for surgical intervention.

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Purpose: To provide evidence-based recommendations for prevention and management of osteoradionecrosis (ORN) of the jaw secondary to head and neck radiation therapy in patients with cancer.

Methods: The International Society of Oral Oncology-Multinational Association for Supportive Care in Cancer (ISOO-MASCC) and ASCO convened a multidisciplinary Expert Panel to evaluate the evidence and formulate recommendations. PubMed, EMBASE, and Cochrane Library databases were searched for randomized controlled trials and observational studies, published between January 1, 2009, and December 1, 2023.

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Fine-mapping analysis including over 254,000 East Asian and European descendants identifies 136 putative colorectal cancer susceptibility genes.

Nat Commun

April 2024

Division of Epidemiology, Department of Medicine, Vanderbilt-Ingram Cancer Center, Vanderbilt Epidemiology Center, Vanderbilt University Medical Center, Nashville, TN, USA.

Genome-wide association studies (GWAS) have identified more than 200 common genetic variants independently associated with colorectal cancer (CRC) risk, but the causal variants and target genes are mostly unknown. We sought to fine-map all known CRC risk loci using GWAS data from 100,204 cases and 154,587 controls of East Asian and European ancestry. Our stepwise conditional analyses revealed 238 independent association signals of CRC risk, each with a set of credible causal variants (CCVs), of which 28 signals had a single CCV.

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Patient access to new oncology drugs in Canada is only possible after navigating multiple sequential systemic checkpoints for national regulatory approval, health technology assessment (HTA) and collective government price negotiation. These steps delay access and prevent health care providers from being able to prescribe optimal therapy. Eighteen Canadian oncology clinicians from the medicine, nursing and pharmacy professions met to develop consensus recommendations for defining reasonable government performance standards around process and timeliness to improve Canadian cancer patients' access to best care.

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Metastasis is responsible for about 90 % of cancer deaths. Anti-metastatic drugs, termed as migrastatics, offer a distinctive therapeutic approach to address cancer migration and invasion. However, therapeutic exploitation of metastasis-specific targets remains limited, and the effective prevention and suppression of metastatic cancer continue to be elusive.

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Article Synopsis
  • PTSD genetics have been difficult to study compared to other psychiatric disorders, limiting our biological understanding of the condition.
  • A large-scale meta-analysis involving over 1.2 million individuals identified 95 genome-wide significant loci, with 80 being new discoveries related to PTSD.
  • Researchers identified 43 potential causal genes linked to neurotransmitter activity, developmental processes, synaptic function, and immune regulation, enhancing our knowledge of the neurobiological systems involved in PTSD.
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Defining the Safe Entry Point in Deep Plane Facelifting with Novel Landmark for the Buccal Branch of the Facial Nerve.

Plast Reconstr Surg Glob Open

April 2024

Department of Otolaryngology-Head and Neck Surgery, Division of Facial Plastic and Reconstructive Surgery, University of Toronto, Toronto, Ontario, Canada.

Article Synopsis
  • Accurate preoperative landmarking of facial nerve branches is crucial in deep facial surgery to prevent nerve injury.
  • A study dissected 33 cadavers to identify the position of the buccal rami in relation to a newly defined intercept landmark.
  • Findings showed that 96.97% of the buccal rami were within 1 cm of the intercept, indicating that this landmark can reliably identify a "safe zone" for surgery where the risk of damaging the facial nerve is minimal.
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Background: Informed consent is a crucial aspect of modern medicine, but it can be challenging due to the complexity of the information involved. Mixed reality (MR) has emerged as a promising technology to improve communication. However, there is a lack of comprehensive research on the impact of MR on medical informed consent.

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A robust workforce of locum tenens (LT) physicians is imperative for health service stability. A systematic review was conducted to synthesize current evidence on the strategies used to facilitate the recruitment and retention of LT physicians. English articles up to October 2023 across five databases were sourced.

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Objective: Use CFIR guidance to create comprehensive, evidence-based, feasible, and acceptable gender-affirming care PROM implementation strategies.

Design, Setting, Participants: A 3-Phase participatory process was followed to design feasible and acceptable strategies for integrating PROMs in gender-affirming care. In Phase 1, barriers and enablers to PROM implementation for gender-affirming care were identified from a previous systematic review and our prior qualitative study.

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