Publications by authors named "Leslie K"

Background: Chronic post-surgical pain (CPSP) is recognised as one of the most common and debilitating complications of major surgery. Progression from acute to chronic pain after surgery involves sensitisation of central nervous system pathways with the N-methyl-D-aspartate (NMDA) receptor having a central role. Ketamine is a potent, non-selective NMDA antagonist commonly used for management of acute postoperative pain.

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Background: The American Association of Colleges of Pharmacy Curriculum Outcomes and Entrustable Professional Activities (COEPA) recognize the need for social determinants of health (SDH) education for pharmacy learners. However, there is a dearth of published strategies for incorporating comprehensive SDH education in Doctor of Pharmacy curricula. The objectives of this study were to: 1) highlight unpublished exemplars of SDH teaching models and 2) propose strategies for teaching SDH.

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Background: There is wide variation in how faculty development (FD) is practiced globally and described in the literature. This scoping review aims to clarify how FD is conceptualised and practiced in health professions education.

Methodology: Using a systematic search strategy, 418 papers, published between 2015-2023, were included for full text review.

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Objectives: We aimed to assess the effects of risk-based travel restrictions on (1) international travel frequency, (2) SARS-CoV-2 case importation risk, (3) national SARS-CoV-2 incidence and (4) importation of SARS-CoV-2 variants into Scotland.

Design: Population-based surveillance study.

Setting: The study utilises SARS-CoV-2 community testing from February 2021 to May 2022 in Scotland, UK and spans the introduction of the UK's 'traffic light system' policy in May 2021.

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Introduction: Limited research describing the pattern of orthopaedic musculoskeletal injuries among gender-based violence (GBV) victims has been conducted in South Africa. With the high prevalence of GBV in our locality, there is a need for healthcare workers to identify this vulnerable population for early management, intervention, and prevention of subsequent assaults. This study aimed to describe the pattern of musculoskeletal injuries resulting from physical assaults due to GBV.

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Background: In Canada, the health care system has been estimated to generate 33 million metric tons of greenhouse gas emissions annually. Health care systems, specifically operating rooms (ORs), are significant contributors to greenhouse gas emissions, using 3 to 6 times more energy than the hospital's average unit.

Objective: This quality improvement study aimed to investigate the knowledge, attitudes, and perceptions of staff members and patients on sustainability in the OR, as well as identify opportunities for initiatives and barriers to implementation.

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Background: Technological change is impacting the work of health professionals, especially with recent developments in artificial intelligence. Research has raised many ethical considerations respecting clinical applications of artificial intelligence, and it has identified a role for professional regulation in helping to guide practitioners in the ethical use of technology; however, regulation in this area has been slow to develop. This study seeks to identify the challenges that health professionals face in the context of technological change, and whether regulators' codes of ethics and guidance are sufficient to help workers navigate these changes.

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A skilled nursing workforce can ensure that Canadians have safe and equitable access to genomics-informed healthcare. Evidence-informed frameworks designed to support the implementation of genomics across nursing indicate that leadership and collaboration are critical to success. However, siloed provincial and territorial healthcare systems create challenges for harmonizing efforts.

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Background: Postoperative nausea and vomiting (PONV) is common after general anesthesia, with consequences for patient outcomes, satisfaction with care and healthcare costs. Our aim was to compare a new treatment, chewing gum, with a widely-used intravenous agent, ondansetron, to treat PONV in female patients in the post anesthesia care unit (PACU).

Methods: We conducted a multicenter, randomized, controlled non-inferiority trial in 17 hospitals in Australia and New Zealand.

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Article Synopsis
  • Adolescents with childhood-onset systemic lupus erythematosus (cSLE) experience high rates of mental health (MH) issues, but screening rates for these problems were only 15% at a pediatric clinic before an improvement initiative began.
  • The aim was to increase screening for depression and anxiety among cSLE patients aged 12-18 from 15% to 80% by implementing a structured screening workflow and providing training for healthcare providers.
  • Over 21 months, screening rates improved significantly, peaking at 100%, with 45% of screened individuals showing symptoms of anxiety and/or depression, leading to increased patient satisfaction and referrals to mental health services.
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  • Identification of bacterial lectins can help develop new diagnostic tools, but low selectivity in carbohydrate-lectin interactions makes designing specific sensors challenging.
  • Researchers created a glycopolymer-based sensor array that uses a pattern-based method to recognize various lectins with similar carbohydrate preferences.
  • The sensor's ability to change emission profiles when exposed to lectins allows for differentiation between analytes, enabling it to distinguish between different bacterial strains and assess factors like adhesion and antibiotic resistance.
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Flow synthesis is becoming increasingly relevant as a sustainable and safe alternative to traditional batch processes, as reaction conditions that are not usually achievable in batch chemistry can be exploited (for example, higher temperatures and pressures). Telescoped continuous reactions have the potential to reduce waste by decreasing the number of separate unit operations (e.g.

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Multivalent interactions between receptors and glycans play an important role in many different biological processes, including pathogen infection, self-recognition, and the immune response. The growth in the number of tools and techniques toward the assembly of multivalent glycoconjugates means it is possible to create synthetic systems that more and more closely resemble the diversity and complexity we observe in nature. In this Perspective we present the background to the recognition and binding enabled by multivalent interactions in nature, and discuss the strategies used to construct synthetic glycoconjugate equivalents.

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Background: Benign Liver and Pancreas (BLiPs) rounds, implemented in 2022 at our Canadian tertiary care center, are a novel concept of a multidisciplinary case conference (MCC) for discussion of benign hepatopancreatobiliary (HPB) disease. BLiPs Rounds are a monthly virtual meeting of surgeons, gastroenterologists, and interventional radiologists experienced in biliary and pancreatic disease.

Methods: This case series was completed to review the patient cases discussed over the first year of BLiPs rounds, and to evaluate the effect of the multidisciplinary discussion on patient management plans.

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Introduction: Sodium phenylbutyrate and taurursodiol (PB and TURSO) is hypothesized to mitigate endoplasmic reticulum stress and mitochondrial dysfunction, two of many mechanisms implicated in Alzheimer's disease (AD) pathophysiology.

Methods: The first-in-indication phase 2a PEGASUS trial was designed to gain insight into PB and TURSO effects on mechanistic targets of engagement and disease biology in AD. The primary clinical efficacy outcome was a global statistical test combining three endpoints relevant to disease trajectory (cognition [Mild/Moderate Alzheimer's Disease Composite Score], function [Functional Activities Questionnaire], and total hippocampal volume on magnetic resonance imaging).

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Background: Significant reforms are occurring in health practitioner regulation across Canada. Within the nursing profession, growing workforce challenges and health system demands have accelerated the pace of changes to nursing regulation policies and practices. There is significant political investment to modernize and harmonize nursing regulation across Canada, and evidence is needed to guide regulatory decision-making.

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Introduction: Racism in healthcare leads to significant harm to healthcare professionals and the clients, families and communities they serve. Increasingly, health practitioner regulators-responsible for protecting the public and ensuring practitioner competence-are recognising the importance of reforming policies and practices to contribute to antiracist regulatory approaches. Examples of this work include developing specific standards of practice related to antiracism and antidiscrimination, supporting education and training, re-evaluating discriminatory licensure policies for internationally educated professionals and reforming internal governance structures to address unconscious bias.

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Article Synopsis
  • * His facial lesions appeared as violaceous plaques, while his lower legs displayed ulcerative lesions with necrosis and purple borders, resembling pyoderma gangrenosum and cutaneous lymphoma.
  • * A biopsy and rapid plasma reagin test confirmed the diagnosis of lues maligna, leading to successful treatment with penicillin G benzathine.
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Background: Giving students more responsibility for real patients during medical school may help prepare them for their transition to clinical practice. Student-led clinics (SLCs) may facilitate this. Within SLCs, students take the lead role in delivering patient care while being supported and supervised by qualified clinicians.

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Rationale: Early natural menopause (early-M; <45 years of age) increases the risk of lung morbidities and mortalities in smokers. However, it is largely unknown whether early-M due to surgery demonstrates similar effects and whether menopausal hormone therapy (MHT) is protective against lung diseases.

Objectives: To assess the associations of early-M and MHT with lung morbidities and mortalities using the prospective Prostate, Lung, Colorectal and Ovarian (PLCO) trial.

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Type 1 diabetes arises from the selective destruction of pancreatic β-cells by autoimmune mechanisms, and intracellular pathways driven by Janus kinase (JAK)-mediated phosphorylation of STAT isoforms (especially STAT1 and STAT2) are implicated as mediators of β-cell demise. Despite this, the molecular mechanisms that regulate JAK-STAT signaling in β-cells during the autoimmune attack remain only partially disclosed, and the factors acting to antagonize proinflammatory STAT1 signaling are uncertain. We have recently implicated signal regulatory protein α (SIRPα) in promoting β-cell viability in the face of ongoing islet autoimmunity and have now revealed that this protein controls the availability of a cytosolic lysine deacetylase, HDAC6, whose activity regulates the phosphorylation and activation of STAT1.

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A systematic review of clinical trials confirms that including nitrous oxide in the gas mixture for general anaesthesia has minor short-term benefits and does not impact most patient safety outcomes. However, no risk-benefit analysis of nitrous oxide should ignore its known environmental effects. If continued nitrous oxide use is supported, strategies to minimise and monitor the contribution of medical nitrous oxide to global warming are vital.

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Article Synopsis
  • Events like rescue medication use, treatment discontinuation, or death can affect the outcomes in randomized trials but are often not well-handled.
  • The ICH E9(R1) addendum has introduced the estimand framework to better align trial goals with their design and analysis.
  • This article explains using the estimand framework in anesthesia trials to clarify treatment effects, address common intercurrent events, and ensure results are relevant to clinical questions.
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