Publications by authors named "Chopra V"

Chronic Obstructive Pulmonary Disease (COPD) is a poorly reversible respiratory disorder distinguished by dyspnea, cough, expectoration and exacerbations due to abnormality of airways or emphysema. In this review, we consider the therapeutic potential of targeting Mammalian target of Rapamycin (mTOR) for treating COPD. The mTOR is a highly conserved serine-threonine protein kinase that integrates signals from growth factors and nutrients to control protein synthesis, lipid biogenesis and metabolism.

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Background: New catheter materials for peripherally inserted central catheters (PICCs) may reduce the risk of device failure due to infectious, thrombotic, and catheter occlusion events. However, data from randomized trials comparing these catheters are lacking.

Methods: We conducted a randomized, controlled, superiority trial in three Australian tertiary hospitals.

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Aims: In the EMPACT-MI trial, empagliflozin reduced heart failure (HF) hospitalizations but not mortality in acute myocardial infarction (MI). Contemporary reports of clinical event rates with and without type 2 diabetes mellitus (T2DM) in acute MI trials are sparse. The treatment effect of empagliflozin in those with and without T2DM in acute MI is unknown.

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  • The study investigates how much time Japanese clinical residents spend at patients' bedsides and its potential impact on their exam scores.
  • A nationwide survey included over 5,300 first- and second-year residents, revealing that 66.9% spent less than 60 minutes per day at the bedside.
  • Results indicated a positive correlation between increased time-at-bedside (especially categories C2, C3, and C5) and higher General Medicine In-Training Examination scores, while categories C4 and C6 showed no significant association.
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Introduction: Nudges, or low-effort interventions aimed at influencing behaviour, can improve provider medical decision-making through promoting adherence to practice guidelines. Strengthening provider-patient humanistic connection through nudges may increase provider satisfaction, mitigate burnout and improve patient satisfaction and outcomes. This scoping review aims to map the literature investigating provider-directed, low-effort interventions aimed at enhancing the provider-patient connection.

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Past medical education scholarship has explored what to teach, how to teach it better, and the evaluation of what these efforts provide learners. Missing from this dialogue has been the question of what clinician-educators gain from teaching. In this Invited Commentary on Frija-Gruman and colleagues' article "Learning Through Teaching: How Physicians Learn Medicine in Authentic Clinical Contexts," the authors go beyond how and what clinician-educators learn through teaching to what drives clinicians to teach while caring for patients.

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Photothermal therapy (PTT), a recently emerging method for eradicating tumors, utilizes hyperthermia induced by photo-absorbing materials to generate heat within cancer cells. Gold nanoparticles (AuNPs) have gained reliability for and applications in PTT due to their strong light absorbance, stability, and biocompatibility. Yet, their potential is limited by their spherical shape, impacting their size capabilities, electromagnetic enhancement effects, and localized surface plasmon resonance (LSPR).

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Importance: Little is known about the safety of midline catheters vs peripherally inserted central catheters (PICCs) for outpatient parenteral antimicrobial therapy (OPAT).

Objective: To compare outcomes from midline catheters vs PICCs for OPAT.

Design, Setting, And Participants: This retrospective cohort study included patients who received antimicrobial therapy through a midline catheter or PICC between January 2017 and November 2023 across 69 Michigan hospitals.

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  • * The FINEARTS-HF trial compared the effectiveness of finerenone, a nonsteroidal mineralocorticoid receptor antagonist, against a placebo, measuring primary outcomes like cardiovascular death and HF worsening events.
  • * Results showed that lower KCCQ Total Symptom Scores (TSS) indicated a higher risk of adverse events, but finerenone significantly reduced event risks across all KCCQ TSS tertiles, suggesting it may improve outcomes for patients with varying levels of symptom severity.
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Purpose: Patients receiving treatment for solid tumours and haematological malignancies, among other acute and chronic health conditions, are highly dependent upon central venous access devices (CVADs) for administering chemotherapy and other complex therapies; thus, CVADs can meaningfully impact their health outcomes and experiences. This systematic review aimed to identify and critique patient-reported outcome measure (PROM) and patient-reported experience measure (PREM) instruments related to CVADs.

Methods: A systematic review was undertaken, commencing with an electronic search of health databases (April 2022).

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Aims: Clinical practice guidelines are commonly written by professional societies in high-income countries (HIC) with limited anticipation of implementation obstacles in other environments. We used heart failure (HF) guidelines as a paradigm to examine this concern, by conducting a survey to understand clinicians' ability to implement HF guidelines and their perceptions of the current HF guideline applicability in low- and middle-income countries (LMIC).

Methods And Results: An online survey of physicians in the database of the Translational Medicine Academy who treat HF patients was offered by email from 5 October to 27 November 2023, inquiring of participants' demographic information, experience, and views of HF guidelines as related to their practice.

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Tuberculosis (TB) is associated with psychological distress, poor coping, deterioration in health-related quality of life (HRQL), and stigma. However, these issues have never received sufficient attention as a part of routine care. The healthcare workers and physicians of primary contact are not sensitized to use discrete screening questionnaires to identify and address these issues.

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Objectives: The inpatient setting is a challenging clinical environment where systems and situational factors predispose clinicians to making diagnostic errors. Environmental complexities limit trialing of interventions to improve diagnostic error in active inpatient clinical settings. Informed by prior work, we piloted a multi-component intervention designed to reduce diagnostic error to understand its feasibility and uptake.

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Heart failure (HF) is the fastest-growing disease with a higher fatality rate. The most differentiating feature of HF is pulmonary or peripheral edema, which is characterized by a gradient between intravascular and extravascular pressure. Loop diuretics were chosen as the primary treatment for edema associated with HF due to their efficacy and early onset of action.

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  • Steroidal mineralocorticoid receptor antagonists help patients with heart failure and reduced ejection fraction, but their effectiveness in those with mildly reduced or preserved ejection fraction is unclear, indicating a need for further research on finerenone.
  • In a double-blind study, patients with heart failure (ejection fraction 40% or greater) were assigned to receive either finerenone or a placebo to assess its impact on heart failure events and cardiovascular death.
  • Results showed that finerenone led to fewer worsening heart failure events and a lower overall rate of primary outcome events compared to placebo, although it also carried a higher risk of hyperkalemia.
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  • * This study examines how semaglutide (2.4 mg) affects cardiac structure and function compared to a placebo, utilizing echocardiography on 491 participants over 52 weeks to measure outcomes like left atrial (LA) volume and other heart parameters.
  • * Results indicated that semaglutide significantly reduced LA remodeling and right ventricular enlargement over the year, suggesting potential benefits in cardiac function for patients with obesity-related HFpEF.
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Minimally invasive glaucoma surgery (MIGS) refers to a group of procedures generally characterized by an ab interno approach, minimal trauma to ocular tissue, moderate efficacy, an excellent safety profile, and rapid recovery. The number of MIGS procedures continues to increase, and their use has become widespread among glaucoma and cataract specialists. Standardization of the methodology and reporting of clinical endpoints in MIGS investigations enhances interpretation and comparison across different studies.

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Background: Chronic Obstructive Pulmonary Disease (COPD) is a persistent inflammatory lung condition characterized by an obstruction in removing oxygen from the lungs. Oxidant and antioxidant imbalance have long been hallmarks of COPD development, where the amount of antioxidants produced is less than that of oxidants. Here, polymorphism in the antioxidant enzymes like Catalase, Superoxide dismutase and Glutathione peroxidase plays an essential role in regulating the levels of oxidants.

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Diagnosis improvement requires physician-nurse collaboration. This study explored nurses' concerns regarding physicians' diagnoses and how they were communicated to physicians. This cross-sectional study, employing a web-based questionnaire, included nurses registered on Japan's largest online media site from June 26, 2023, to July 31, 2023.

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Introduction: Monitoring healthcare quality is challenging in paediatric critical care due to measure variability, data collection burden, and uncertainty regarding consumer and clinician priorities.

Objective: We sought to establish a core quality measure set that (i) is meaningful to consumers and clinicians and (ii) promotes alignment of measure use and collection across paediatric critical care.

Design: We conducted a multi-stakeholder Delphi study with embedded consumer prioritisation survey.

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Background: Peripheral intravenous catheters (PIVs) are the most frequently used invasive device in hospitalized patients. These devices are not benign and are associated with complications. However, clinician awareness of them is variable and poorly understood.

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Background: Quality improvement (QI) programs require significant financial investment. The authors evaluated the cost-effectiveness of a physician-led, performance-incentivized, QI intervention that increased appropriate peripherally inserted central catheter (PICC) use.

Methods: The authors used an economic evaluation from a health care sector perspective.

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Multiple Myeloma is an incurable plasma cell malignancy with a poor survival rate that is usually treated with immunomodulatory drugs (iMiDs) and proteosome inhibitors (PIs). The malignant plasma cells quickly become resistant to these agents causing relapse and uncontrolled growth of resistant clones. From whole genome sequencing (WGS) and RNA sequencing (RNA-seq) studies, different high-risk translocation, copy number, mutational, and transcriptional markers can be identified.

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Aims: To describe the baseline characteristics of participants in the FINEARTS-HF trial, contextualized with prior trials including patients with heart failure (HF) with mildly reduced and preserved ejection fraction (HFmrEF/HFpEF). The FINEARTS-HF trial is comparing the effects of the non-steroidal mineralocorticoid receptor antagonist finerenone with placebo in reducing cardiovascular death and total worsening HF events in patients with HFmrEF/HFpEF.

Methods And Results: Patients with symptomatic HF, left ventricular ejection fraction (LVEF) ≥40%, estimated glomerular filtration rate ≥ 25 ml/min/1.

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