136 results match your criteria: "Massachusetts General Hospital and Brigham and Women's Hospital[Affiliation]"

Genotype‒phenotype correlation in recessive DNAJB4 myopathy.

Acta Neuropathol Commun

October 2024

Department of Neurology, Washington University School of Medicine, 4523 Clayton Avenue, Box 8111, Saint Louis, MO, 63110, USA.

Protein aggregate myopathies can result from pathogenic variants in genes encoding protein chaperones. DNAJB4 is a cochaperone belonging to the heat shock protein-40 (HSP40) family and plays a vital role in cellular proteostasis. Recessive loss-of-function variants in DNAJB4 cause myopathy with early respiratory failure and spinal rigidity, presenting from infancy to adulthood.

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Background And Objectives: Despite advances in treatment and outcomes for paediatric heart failure, both physical and psychosocial comorbidities remain notable among this patient population. We aimed to qualitatively describe the psychosocial experiences of adolescent and young adults with heart failure and their caregivers' perceptions, with specific focus on personal challenges, worries, coping skills, and resilience.

Methods: Structured, in-depth interviews were performed with 16 adolescent and young adults with heart failure and 14 of their caregivers.

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We explored viral and symptom rebound after COVID-19 amubarvimab/romlusevimab monoclonal antibody therapy vs placebo in the randomized ACTIV-2/A5401 trial. Participants underwent nasal SARS-CoV-2 PCR at study days 3, 7, 14, and 28. Viral rebound was defined as RNA ≥3 and ≥0.

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Article Synopsis
  • A study investigated whether the monoclonal antibodies amubarvimab/romlusevimab could lower the risk of Long COVID in non-hospitalized high-risk adults treated soon after COVID-19 symptoms began.
  • Results showed that while this treatment significantly reduced hospitalizations and deaths (4% vs. 13% in the placebo group), it did not decrease the incidence of Long COVID symptoms, with 16% of treated participants reporting Long COVID compared to 14% in the placebo group.
  • The conclusion is that although amubarvimab/romlusevimab is effective for immediate COVID-19 outcomes, additional strategies are necessary to prevent Long COVID.
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Article Synopsis
  • Over half of cancer patients receive radiotherapy, but factors like location and demographics influence their access and completion of treatment.
  • A study analyzed over 3 million patients with common solid tumors, finding that those living more than 50 miles from treatment centers were less likely to receive radiotherapy recommendations, and there were disparities based on race and insurance status.
  • Understanding these geographic and sociodemographic factors is crucial for improving access to care and could help policymakers support at-risk patients more effectively.
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Background And Objectives: As overdose rates rise among non-White Americans, understanding barriers to substance use disorder (SUD) treatment access by race and ethnicity is important. This study explores self-reported barriers to SUD treatment by race and ethnicity in emergency department (ED) populations.

Methods: We conducted a secondary, exploratory analysis of a randomized trial of patients not seeking SUD treatment who endorsed active drug use at six academic EDs.

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Privacy preservation for federated learning in health care.

Patterns (N Y)

July 2024

Center for Federated Learning in Medicine, Indiana University, Indianapolis, IN, USA.

Artificial intelligence (AI) shows potential to improve health care by leveraging data to build models that can inform clinical workflows. However, access to large quantities of diverse data is needed to develop robust generalizable models. Data sharing across institutions is not always feasible due to legal, security, and privacy concerns.

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Predictors of Aneurysm Obliteration in Patients Treated with the WEB Device: Results of a Multicenter Retrospective Study.

AJNR Am J Neuroradiol

July 2024

Division of Diagnostic and Therapeutic Neuroradiology, Department of Radiology, St. Michael's Hospital (J.D.B.D., N.M.C., J.S., V.M.P., A.A.D.), University of Toronto, Toronto, Ontario, Canada

Article Synopsis
  • Researchers aimed to identify factors predicting aneurysm occlusion and retreatment following WEB embolization due to limited existing studies.
  • The study reviewed data from 763 patients across 30 institutions, finding a 65.1% complete occlusion rate at follow-up and a 7.3% retreatment rate.
  • Key negative predictors for complete occlusion included smoking history, larger aneurysm size, and wall branch presence, while intraprocedural occlusion significantly improved long-term outcomes.
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Assessing Laterality Errors in Radiology: Comparing Generative Artificial Intelligence and Natural Language Processing.

J Am Coll Radiol

October 2024

Research Fellow, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; Chief Data Science Officer, Mass General Brigham AI, Boston, Massachusetts; ACR DSI Chief Science Officer; Chief Imaging Information, Mass General Brigham; Vice Chairman of Radiology-Informatics, Massachusetts General Hospital and Brigham and Women's Hospital; and Co-Chair, Mass General Brigham AI Imaging AI Governance Committee.

Purpose: We compared the performance of generative artificial intelligence (AI) (Augmented Transformer Assisted Radiology Intelligence [ATARI, Microsoft Nuance, Microsoft Corporation, Redmond, Washington]) and natural language processing (NLP) tools for identifying laterality errors in radiology reports and images.

Methods: We used an NLP-based (mPower, Microsoft Nuance) tool to identify radiology reports flagged for laterality errors in its Quality Assurance Dashboard. The NLP model detects and highlights laterality mismatches in radiology reports.

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Purpose: Communication failure is one of the most significant causes of medical errors. Providing care to patients with seizures at comprehensive epilepsy centers requires uninterrupted coverage and a multidisciplinary approach. However, handoff practices in these settings have not been comprehensively assessed, and recommendations for their standardization are currently lacking.

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The Untapped Potential of Precision Health to Improve Heat Resilience for Those Who Need It Most.

Am J Public Health

July 2024

Aaron S. Bernstein is with Boston Children's Hospital and the Center for Climate, Health and the Global Environment, Harvard T. H. Chan School of Public Health, Boston, MA. Julia R. Malits is with the Departments of Emergency Medicine at Massachusetts General Hospital and Brigham and Women's Hospital, Boston, MA. Gregory A. Wellenius is with the Center for Climate and Health, Boston University School of Public Health, Boston, MA.

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Introduction: Endovascular thrombectomy (EVT) is the standard of care for patients with large-vessel occlusion acute ischemic stroke (AIS). There may be differing recanalization effectiveness based on patients' sex, and understanding such variations can improve patient outcomes by adjusting for differences. We aimed to assess the sex differences in outcome after EVT for patients with AIS.

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Article Synopsis
  • This study examined how taking antiplatelet medications before and after procedures affects the risk of thromboembolic complications (TECs) in patients treated with the Woven EndoBridge (WEB) device for specific brain aneurysms.
  • It analyzed data from multiple centers, involving a total of 1412 patients, to determine if antiplatelet drugs reduce the likelihood of TECs, finding that those who took them before the procedure had a significantly lower risk.
  • The study concluded that while preprocedural antiplatelet use significantly lowers the chances of TECs, the effect does not carry over when the medication is taken post-procedure.
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Background: Although antivirals remain important for the treatment COVID-19, methods to assess treatment efficacy are lacking. Here, we investigated the impact of remdesivir on viral dynamics and their contribution to understanding antiviral efficacy in the multicenter Adaptive COVID-19 Treatment Trial 1, which randomized patients to remdesivir or placebo.

Methods: Longitudinal specimens collected during hospitalization from a substudy of 642 patients with COVID-19 were measured for viral RNA (upper respiratory tract and plasma), viral nucleocapsid antigen (serum), and host immunologic markers.

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The retention of physicians and other health care professionals in rehabilitation medicine is a critical issue that affects patients' access to care and the quality of the care they receive. In the United States and globally, there are known shortages of clinicians including, but not limited to, physicians, nurses, physical therapists, occupational therapists, and speech-language pathologists. These shortages are predicted to worsen in the future.

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Background: Procedural success following mechanical thrombectomy for acute ischemic stroke is assessed using the thrombolysis in cerebral infarction scale. We conducted a systematic review and meta-analysis to determine whether outcomes differed between first pass thrombolysis in cerebral infarction 2b and multiple pass thrombolysis in cerebral infarction 2c-3.

Methods: We conducted a systematic review of the literature using PubMed, Embase, Scopus, and Web of Science.

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Background: Narrative analysis and reflection have been found to support professional identity formation (PIF) and resilience among medical students. In the emergency department, students have used reflective practice to process challenging clinical experiences, such as ethical dilemmas or moral distress. An online discussion board, however, has not been described as a curricular component of emergency medicine (EM) rotations.

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Background: Funding may impact the quality and findings of systematic reviews (SRs). We aimed to compare the methodological quality of funded and non-funded SRs that investigated the outcomes in ischemic stroke patients undergoing mechanical thrombectomy.

Methods: We conducted a comprehensive search strategy in different databases, including Ovid Cochrane Central Register of Controlled Trials, Ovid Embase, Ovid Medline (including epub ahead of print, in-process & other non-indexed citations), PubMed, Scopus and Web of Science Core Collection to retrieve all relevant SRs.

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Background: To describe the influence of COVID-19 caseload surges and overall capacity in the intensive care unit (ICU) on mortality among US population and census divisions.

Methods: A retrospective analysis of the national COVID ActNow database between January 1, 2021 until March 1, 2022. The main outcome used was COVID-19 weekly mortality rates, which were calculated and incorporated into several generalized estimation of effects models with predictor variables that included ICU bed capacity, as well as ICU capacity used by COVID cases while adjusting for ratios of vaccinations in populations, case density, and percentage of the population over the age of 65.

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Objectives: The aim of this study was to analyze congestive heart failure (CHF) discharges in Florida (USA) post tropical cyclones from 2007 through 2017.

Methods: This was a retrospective longitudinal time series analysis of hospital CHF quarterly discharges across Florida using the Healthcare Cost and Utilization Project (HCUP) database. The autoregressive integrated moving average (ARIMA) model was used with correlated seasonal regressor variables such as cyclone frequency, maximum cyclone wind speed, average temperature, and reports of influenza-like illness (ILI).

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Comparison of amyloid burden in individuals with Down syndrome versus autosomal dominant Alzheimer's disease: a cross-sectional study.

Lancet Neurol

January 2023

Department of Neurology, Washington University in St Louis, St Louis, MO, USA; Hope Center for Neurological Disorders, Washington University in St Louis, St Louis, MO, USA; Department of Radiology, Washington University in St Louis, St Louis, MO, USA. Electronic address:

Article Synopsis
  • The study aims to compare amyloid accumulation and its timing in two groups: individuals with autosomal dominant Alzheimer's disease and those with Down syndrome, both significant for understanding Alzheimer's pathogenesis.
  • Participants included adults aged 25 and older who underwent MRI and amyloid PET scans, allowing researchers to analyze differences in amyloid burden based on genetic factors and cognitive status.
  • The study found that patterns of amyloid accumulation may vary between the two groups, with a focus on factors like mutation type, age, and APOE genotype, enhancing our understanding of Alzheimer's disease risk and progression.
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Introduction: Subjective cognitive decline (SCD) may be an early symptom of Alzheimer's disease. We aimed to estimate the prevalence of SCD in Brazil and its association with dementia modifiable risk factors.

Methods: We used data of 8138 participants from the Brazilian Longitudinal Study of Aging (ELSI-Brazil), a population-based study that included clinical and demographic variables of individuals across the country.

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