249 results match your criteria: "and Alpert Medical School of Brown University[Affiliation]"

Cardiovascular Risk Prediction Scores in Type 1 Diabetes: A Systematic Review and Meta-Analysis.

JACC Adv

January 2025

Division of Diabetes, Department of Medicine, Endocrinology and Metabolism, Johns Hopkins University, Baltimore, Maryland, USA.

Background: The extent of the performance and utility of scores for the risk of cardiovascular disease (CVD) in persons with type 1 diabetes (T1DM) largely remains unclear.

Objective: The purpose of this study was to synthesize data on the performance of CVD risk scores in people living with T1DM.

Methods: This study is a systematic review and meta-analysis.

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In this prospective observational cohort study, we provide preliminary findings from a same-day multidisciplinary fast-tracked normal pressure hydrocephalus (NPH) clinic; incorporating the expertise of movement disorders neurologists, emphasizing the clinical characteristics, consensus classification, and management of patients referred for suspected NPH. We evaluated 111 patients (male/female: 67/44) from April 2022 to May 2023. Based on the multidisciplinary team consensus, 52 (46.

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Radiographic assessment plays a crucial role in the management of patients with central nervous system (CNS) tumors, aiding in treatment planning and evaluation of therapeutic efficacy by quantifying response. Recently, an updated version of the Response Assessment in Neuro-Oncology (RANO) criteria (RANO 2.0) was developed to improve upon prior criteria and provide an updated, standardized framework for assessing treatment response in clinical trials for gliomas in adults.

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Proarrhythmic cardiotoxicity remains a substantial barrier to drug development as well as a major global health challenge. In vitro human pluripotent stem cell-based new approach methodologies have been increasingly proposed and employed as alternatives to existing in vitro and in vivo models that do not accurately recapitulate human cardiac electrophysiology or cardiotoxicity risk. In this study, we expanded the capacity of our previously established 3D human cardiac microtissue model to perform quantitative risk assessment by combining it with a physiologically based pharmacokinetic model, allowing a direct comparison of potentially harmful concentrations predicted in vitro to in vivo therapeutic levels.

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Ferroportin (Fpn) is the only iron exporter, playing a crucial role in systemic iron homeostasis. Fpn is negatively regulated by its ligand hepcidin, but other potential regulators in physiological and disease conditions remain poorly understood. Diabetes is a metabolic disorder that develops body iron loading with unknown mechanisms.

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Body dysmorphic disorder (BDD) is a common disorder associated with substantial comorbidity, impairment, and poor quality of life. Research on subcultural variations of BDD is limited but may impact assessment and treatment of the disorder. The current study examined clinical features in a sample of sexual minority (SM; n = 43) and heterosexual (n = 155) women with diagnosed BDD.

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Article Synopsis
  • * Results showed that CBT led to a faster initial response (median of 76 days) compared to SPT (88 days), with CBT associated with more consistent symptom improvement and better quality of life.
  • * Clinicians and patients should be aware that significant improvement typically requires more than 11 therapy sessions, and CBT is recommended as the first-line treatment for BDD due to its quicker response times.
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Background: Injuries, the leading cause of death in children 1-17 years old, are often preventable. Injury patterns are impacted by changes in the child's environment, shifts in supervision, and caregiver stressors. The objective of this study was to evaluate the incidence and proportion of injuries, mechanisms, and severity seen in Pediatric Emergency Departments (PEDs) during the COVID-19 pandemic.

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Background: Periportal fibrosis is a late-stage manifestation of chronic infection with Schistosoma mansoni . Praziquantel (PZQ), the only drug available for the treatment of schistosomiasis, has limited effect in treating established morbidity. Preschool-age children (PSAC) are not considered to be an at-risk population for severe morbidity.

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Based on current clinical guidelines, long-acting β2-agonists (LABA) are frequently prescribed before long-acting muscarinic antagonists (LAMA) as an add-on to inhaled corticosteroids (ICS) in uncontrolled asthma. However, there is insufficient real-world evidence that supports this therapeutic approach. The objective was to compare asthma exacerbations and healthcare resource utilization in patients with asthma using the LAMA tiotropium bromide (Tio) or a LABA as an add-on to ICS (ICS + Tio or ICS/LABA) in a real-world setting.

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Innovation is not a straightforward path. While surgeons are intimately familiar with clinical problems and often devise clever solutions to address them, the journey from idea to a marketable product is opaque. We describe our experience developing a novel video navigation system to help streamline collaboration and enhance surgeon control of their video image in minimally invasive surgery.

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This article traces the development and growth of health justice partnerships (HJPs) in three countries: the United States, Australia and the United Kingdom.

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Background: Body dysmorphic disorder (BDD) is a severe and undertreated condition. Although cognitive-behavioral therapy (CBT) is the first-line psychosocial treatment for this common disorder, how the intervention works is insufficiently understood. Specific pathways have been hypothesized, but only one small study has examined the precise nature of treatment effects of CBT, and no prior study has examined the effects of supportive psychotherapy (SPT).

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Low-grade and high-grade serous carcinomas have unique clinical, morphological, underlying molecular alterations, and vastly different biologic behavior (Prat et al., 2018, Vang et al., 2009).

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Long-term exposure to ambient particulate matter and stroke etiology: Results from the Women's Health Initiative.

Environ Res

May 2023

Department of Epidemiology, Brown University School of Public Health, Providence, RI, USA; Department of Environmental Health, Boston University School of Public Health, Boston, MA, USA.

Article Synopsis
  • Ambient particulate matter (PM) air pollution is a major global health risk, linked to millions of deaths and cardiovascular disease, but its specific connection to stroke is not well-established.
  • A study involving over 155,000 postmenopausal women evaluated the impact of long-term exposure to different PM sizes and nitrogen dioxide (NO) on stroke incidence and cerebrovascular deaths over 15 years.
  • Results indicated a significant increase in cerebrovascular events with higher PM exposure, showing a hazard ratio of 2.14 for those in the highest quartile compared to the lowest, although the association was consistent across different types of stroke.
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Background: Progressive enhancement predicted poor survival in ACRIN 6677/RTOG 0625, a multi-center trial of bevacizumab with irinotecan or temozolomide in recurrent glioblastoma, but pseudoresponse likely limited enhancement-based survival prognostication in T1 non-progressors. We aimed to determine whether early change in cerebral blood volume from baseline (ΔCBV) could further stratify the T1 non-progressors according to overall (OS) and progression-free (PFS) survival.

Methods: 37/123 enrolled patients had DSC-MRI, including 13, 15, and 8 patients without 2D-T1 progression at 2, 8, and 16 weeks post-treatment initiation, respectively.

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Recent advances in human induced pluripotent stem cell (hiPSC)-derived cardiac microtissues provide a unique opportunity for cardiotoxic assessment of pharmaceutical and environmental compounds. Here, we developed a series of automated data processing algorithms to assess changes in action potential (AP) properties for cardiotoxicity testing in 3D engineered cardiac microtissues generated from hiPSC-derived cardiomyocytes (hiPSC-CMs). Purified hiPSC-CMs were mixed with 5-25% human cardiac fibroblasts (hCFs) under scaffold-free conditions and allowed to self-assemble into 3D spherical microtissues in 35-microwell agarose gels.

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Body dysmorphic disorder (BDD) is common, severe, and often chronic. Cognitive behavioral therapy (CBT) is the first-line psychosocial treatment for BDD, with well-established efficacy. However, some patients do not improve with CBT, and little is known about how CBT confers its effects.

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Background: Few patients receive cognitive behavioral therapy, the gold-standard for body dysmorphic disorder (CBT-BDD). Smartphones can make evidence-based interventions, like CBT-BDD, more accessible and scalable. A key question is: how do patients view it? Low credibility and expectancy would likely translate to low uptake and engagement outside of research settings, diminishing the impact.

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In cases of growth of FA on imaging, core needle biopsies (CNB) are often performed to rule out phyllodes tumor (PT). We aim to focus on "growing FAs" and to identify clinical and histopathologic features that are likely to predict a PT on excision. Thirty-four FAs with radiologic documentation of growth were included.

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Mass-forming ductal carcinoma in situ: An ultrasonographic and histopathologic correlation study.

Pathol Res Pract

September 2022

Department of Pathology and Laboratory Medicine, Rhode Island Hospital, Warren Alpert Medical School of Brown University, Providence, RI, USA; Department of Pathology and Laboratory Medicine, Women and Infant Hospital, Warren Alpert Medical School of Brown University, Providence, RI, USA. Electronic address:

Ultrasound (US) guided core needle biopsy (CNB) for mass lesions resulting in a diagnosis of ductal carcinoma in situ (DCIS) is often considered radiologically discordant and generates surgical planning difficulty. One hundred cases of US-guided CNB for mass lesions diagnosed as DCIS were collected from 2013 to 2021. Histological features were reviewed and correlated with radiology and surgical excision findings.

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DARC: Deep adaptive regularized clustering for histopathological image classification.

Med Image Anal

August 2022

Hunan Provincial Key Lab on Bioinformatics, School of Computer Science and Engineering, Central South University, Changsha 410083, China. Electronic address:

In recent years, deep learning as a state-of-the-art machine learning technique has made great success in histopathological image classification. However, most of deep learning approaches rely heavily on the substantial task-specific annotations, which require experienced pathologists' manual labelling. As a result, they are laborious and time-consuming, and many unlabeled pathological images are difficult to use without experts' annotations.

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