Publications by authors named "SIMMONS J"

Background: Patients are at risk for adverse events during inpatient-to-outpatient transitions of care. Previous improvement work has been targeted at this care transition, but gaps in discharge communication still exist. We aimed to increase documentation of 2-way communication between hospitalists and primary care providers (PCPs) for high-risk discharges from pediatric hospital medicine (PHM) services from 7% to 60% within 30 months.

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Ascending cholangitis is a bacterial infection of the extra-hepatic biliary system and presents as a life-threatening systemic condition. Increased bacterial loads and biliary obstruction favor bacterial translocation into the vascular and lymphatic systems. Common organisms isolated are , ,  species, and  speciesMethicillin-resistant (MRSA) is a rare isolate in ascending cholangitis.

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Background: Medical assistance in dying (MAiD) is available in Canada for patients with grievous and irremediable medical conditions causing unbearable physical or mental suffering. It is not known how the 'grievous and irremediable suffering' criteria is being interpreted and documented by physicians.

Methods: Retrospective chart review of MAiD assessments from patients who submitted written MAiD requests to The Ottawa Hospital from June 1, 2016 to September 18, 2018.

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Late-stage anthrax infections are characterized by dysregulated immune responses and hematogenous spread of , leading to extreme bacteremia, sepsis, multiple organ failure, and, ultimately, death. Despite the bacterium being nonhemolytic, some fulminant anthrax patients develop a secondary atypical hemolytic uremic syndrome (aHUS) through unknown mechanisms. We recapitulated the pathology in baboons challenged with cell wall peptidoglycan (PGN), a polymeric, pathogen-associated molecular pattern responsible for the hemostatic dysregulation in anthrax sepsis.

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Echolocating big brown bats () perceive their surroundings by broadcasting frequency-modulated (FM) ultrasonic pulses and processing returning echoes. Bats echolocate in acoustically cluttered environments containing multiple objects, where each broadcast is followed by multiple echoes at varying time delays. The bat must decipher this complex echo cascade to form a coherent picture of the entire acoustic scene.

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Background: Depression hinders obesity treatment; elucidating mechanisms may enable treatment enhancements.

Objectives: The aim was to investigate whether changes in neural targets in the negative affect circuit following psychotherapy mediate subsequent changes in weight and behaviors.

Methods: Adults (n = 108) with obesity and depression were randomly assigned to usual care or an intervention that delivered problem-solving therapy (PST) for depression over 2 mo.

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Human Dickkopf-1 (Dkk-1) upregulates a noncanonical Wnt/JNK pathway, resulting in osteoclast stimulation, cell proliferation, and epithelial-to-mesenchymal transition (EMT) of cancer cells. Ace-1-Dkk-1, a canine prostate cancer (PCa) cell line overexpressing Dkk-1, was used to investigate Wnt signaling pathways in PCa tumor growth. SP600125, a JNK inhibitor, was used to examine whether it would decrease tumor growth and bone tumor phenotype in canine PCa cells in vitro and in vivo.

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Adventitial cystic disease (ACD) is an uncommon condition that generally occurs at the popliteal artery but, rarely, can occur in the external iliac artery. To date, only eight cases of ACD occurring in the external iliac artery have been reported. We have reported the case of a 29-year-old man who had presented with new-onset claudication.

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We describe 4 people with HIV (PWH) who acquired acute hepatitis A (HAV) infection during recent King County, Washington, outbreaks despite documented immunity and/or vaccination. HAV revaccination may be needed in PWH with risk factors for HAV infection regardless of preexisting immunity.

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Background: The novel coronavirus pandemic (COVID-19) has catalyzed the development of online educational resources. Webinars provide opportunities for convenient distance-learning and provision of expert lectures, while reducing the financial and practical costs of attending conferences. This cross-sectional survey aims to collect subjective opinion on the usefulness of webinars as an educational platform compared to face-to-face interactions, and whether surgeons and surgeons-in-training want webinars to remain a permanent platform for training and development in the future.

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Background: The variability of coronavirus disease 2019 (COVID-19) illness severity has puzzled clinicians and has sparked efforts to better predict who would benefit from rapid intervention. One promising biomarker for in-hospital morbidity and mortality is cardiac troponin (cTn).

Methods: A retrospective study of 1331 adult patients with COVID-19 admitted to the Rush University System in Illinois, USA was performed.

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Childhood, adolescent, and young adult cancer survivors are at increased risk of reduced bone mineral density. Clinical practice surveillance guidelines are important for timely diagnosis and treatment of these survivors, which could improve bone mineral density parameters and prevent fragility fractures. Discordances across current late effects guidelines necessitated international harmonisation of recommendations for bone mineral density surveillance.

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Pulmonary cavitation is a hallmark of Mycobacterium tuberculosis (Mtb) infection that provides an immune-privileged niche for extracellular bacillary replication, which associates with increased transmission rates, drug resistance, and chronic lung dysfunction following antituberculous therapy (ATT). Inhibitors of matrix metalloproteinases (MMPs), which are induced by Mtb infection, have shown efficacy in preclinical models and improved microbiologic and immunopathologic outcomes. In this issue of the JCI, Hao Miow et al.

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Gastrointestinal lipomas are rare, often colonic tumors. The stomach is an unusual site of involvement of lipomas, accounting for less than 5% of all gastrointestinal lipomas and less than 3% of all benign gastric neoplasms. They are usually asymptomatic, and symptoms develop as the tumor grows.

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Background: The Hospital to Home Outcomes (H2O) trials examined the effectiveness of postdischarge nurse support on reuse after pediatric discharge. Unexpectedly, children randomly assigned to a nurse visit had higher rates of reuse than those in the control group. Participants in randomized control trials are heterogeneous.

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Introduction: Surgery residents have high burnout rates and mistreatment occurs during training. We hypothesized that residents who reported mistreatment would be more likely to experience burnout.

Methods: A multi-institutional observational study asked residents to complete the Maslach Burnout Inventory and to rate how often they experienced mistreatment.

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Background: It is critical patients understand the terms used to describe oncology treatments; however, even basic chemotherapy terminology can be misunderstood. Rural communities tend to have especially low levels of health literacy compared with nonrural communities. To address low health literacy in rural communities, this study tested rural participants' understanding of previously developed educational chemotherapy videos that were designed for an underserved urban population.

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Article Synopsis
  • The study evaluates the effectiveness of on-site plasma-based next-generation sequencing (NGS) for analyzing circulating tumor DNA (ctDNA) in cancer patients, particularly those with metastatic disease.
  • Results show that the NGS test has a higher success rate in detecting genetic alterations from plasma samples compared to primary tumor samples, demonstrating its potential utility in clinical practice.
  • The findings support the integration of plasma tests into routine oncology management, as they provide valuable information to guide precision therapy while reducing the need for invasive tissue biopsies.
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Background: Our grant from the Patient-Centered Outcomes Research Institute (PCORI) focused on the use of nurse home visits postdischarge for primarily pediatric hospital medicine patients. While our team recognized the importance of engaging parents and other stakeholders in our study, our project was one of the first funded to address transitions of care issues in patients without chronic illness; little evidence existed about how to engage acute stakeholders longitudinally.

Objective: This manuscript describes how we used both a short-term focused feedback model and longitudinal engagement methods to solicit input from parents, home care nurses, and other stakeholders throughout our 3-year study.

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Introduction: HIV transmission within serodifferent heterosexual couples plays a key role in sustaining the global HIV pandemic. In the USA, transmission within established mixed-status couples accounts for up to half of all new HIV infections among heterosexuals. Oral HIV pre-exposure prophylaxis (PrEP) is a highly effective prevention method, although underutilised among serodifferent couples.

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Background: High morbidity and mortality have been observed in patients with cancer and coronavirus disease 2019 (COVID-19); however, there are limited data on antimicrobial use, coinfections, and viral shedding.

Methods: We conducted a retrospective cohort study of adult patients at the Seattle Cancer Care Alliance diagnosed with COVID-19 between February 28, 2020 and June 15, 2020 to characterize antimicrobial use, coinfections, viral shedding, and outcomes within 30 days after diagnosis. Cycle threshold values were used as a proxy for viral load.

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Purpose: To determine risk factors associated with concussion among the general collegiate population using a unique data linkage methodology.

Methods: Student health medical, counseling, and disability access service data were linked with university enrollment data to provide a comprehensive, deidentified dataset of students who sought care at the student health center for concussion from 2016-2020. Using chi-squared tests and logistic regression, characteristics of students with and without concussion were evaluated.

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