1,251 results match your criteria: "University of Wisconsin Madison School of Medicine and Public Health[Affiliation]"

Provider and patient sex disparities in opioid prescribing and patient outcomes.

J Opioid Manag

October 2022

Departments of Family and Community Medicine, Public Health Sciences, and Anesthesiology and Perioperative Medicine, Penn State College of Medicine, Hershey, Pennsylvania.

Objective: To assess sex disparities in opioid prescribing practices and patient outcomes.

Design: A retrospective cross-sectional study.

Setting: Thirty-three primary care clinics in an academic health system.

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Importance: Fine-needle biopsy (FNB) became a critical part of thyroid nodule evaluation in the 1970s. It is not clear how diagnostic accuracy of FNB has changed over time.

Objective: To conduct a systematic review and meta-analysis estimating the accuracy of thyroid FNB for diagnosis of malignancy in adults with a newly diagnosed thyroid nodule and to characterize changes in accuracy over time.

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Background: Aspiration has been associated with graft dysfunction after lung transplantation, leading some to advocate for selective use of fundoplication despite minimal data supporting this practice.

Methods: We performed a multicenter retrospective study at 4 academic lung transplant centers to determine the association of gastroesophageal reflux disease and fundoplication with bronchiolitis obliterans syndrome and survival using Cox multivariable regression.

Results: Of 542 patients, 136 (25.

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People experiencing homelessness (PEH) are at increased risk for coronavirus disease 2019 (COVID-19) infection. This study assessed COVID-19 vaccination coverage among vaccine-eligible PEH (5 years and older) stratified by demographic characteristics. PEH were less likely to complete a primary vaccination series than the Dane County population (32.

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Background: All photon counting detectors have a characteristic count rate over which their performance degrades. Degradation in the clinical setting takes the form of increased noise, reduced material quantification accuracy, and image artifacts. Count rate is a function of patient attenuation, beam filtration, scanner geometry, and X-ray technique.

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Article Synopsis
  • Radiation therapy (RT) can help the body's immune system fight cancer, but it doesn't always work well with some treatments called immune checkpoint inhibitors (ICIs).
  • Researchers tested if adding a vaccine booster called MPL to RT and ICI could improve how well they work together in mice with melanoma and prostate cancer.
  • The results showed that the combination of RT, MPL, and ICI worked much better than RT and ICI alone, leading to less tumor growth and longer survival in the mice, while also boosting the immune response against the cancer.
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Low back pain affects the lives of millions of people in the United States and the world. Not only does low back pain affect the quality of life for the individual patient, but it also accounts for many emergency department and health care visits. For a subset of patients, conservative measures such as medications and physical therapy, nonsurgical interventions, and surgery are not effective.

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Purpose: Establish bedside biomarkers of myosteatosis for sarcopenia and cachexia. We compared ultrasound biomarkers against MRI-based percent fat, histology, and CT-based muscle density among healthy adults and adults undergoing treatment for lung cancer.

Methods: We compared ultrasound and MRI myosteatosis measures among young healthy, older healthy, and older adults with non-small cell lung cancer undergoing systemic treatment, all without significant medical concerns, in a cross-sectional pilot study.

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Opioid tolerance and opioid-induced hyperalgesia: Is TrkB modulation a potential pharmacological solution?

Neuropharmacology

December 2022

Department of Pediatrics, University of Wisconsin-Madison School of Medicine and Public Health, Madison, WI, United States; Waisman Center, University of Wisconsin-Madison, United States. Electronic address:

Opioids are widely prescribed for moderate to severe pain in patients with acute illness, cancer pain, and chronic noncancer pain. However, long-term opioid use can cause opioid tolerance and opioid-induced hyperalgesia (OIH), contributing to the opioid misuse and addiction crisis. Strategies to mitigate opioid tolerance and OIH are needed to reduce opioid use and its sequelae.

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Human Cardiac Pericytes Are Susceptible to SARS-CoV-2 Infection.

JACC Basic Transl Sci

February 2023

Department of Medicine, Cardiovascular Division, Washington University in St. Louis, St. Louis, Missouri, USA.

COVID-19 is associated with serious cardiovascular complications, with incompletely understood mechanism(s). Pericytes have key functions in supporting endothelial cells and maintaining vascular integrity. We demonstrate that human cardiac pericytes are permissive to SARS-CoV-2 infection in organotypic slice and primary cell cultures.

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Background: No objective technique exists to distinguish necrotic from viable tissue, risking over-excision in burns and loss of wound healing potential. Second window indocyanine green (SWIG) is a novel fluorescence-imaging modality being studied to identify residual solid tumors during oncological surgery. SWIG has also been shown to have avidity for necrosis in animal models, but translation of these findings to humans is lacking.

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Current guidelines recommend against placement of implantable cardioverter defibrillators in patients with a life expectancy less than one year. These patients may benefit from early palliative care services; however, identifying this population is challenging. Determine whether a validated prognostic tool, based on patient factors and health care utilization from electronic medical records, accurately predicts one-year mortality at the time of implantable cardioverter defibrillator placement.

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Objective: To compare the acute and chronic safety and treatment effects of non-invasive hepatic histotripsy vs. percutaneous microwave (MW) ablation in a healthy porcine model.

Methods: This was a dual-arm study in which each animal (n = 14) received either a single hepatic microwave (n = 6) or histotripsy (n = 6 single treatment; n = 2 double treatment) under ultrasound guidance.

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Disclosure of Alzheimer's disease (AD) biomarkers to cognitively unimpaired adults are currently conducted only in research settings. Yet, US Food and Drug Administration approval of a disease-modifying treatment for symptomatic individuals, improved understanding of the "preclinical" phase of disease, and advancements toward more accessible biomarker tests suggest such disclosure will increase in frequency, eventually becoming routine in clinical practice. The changing landscape in AD research to focus on biomarkers has generated debate on the validity and clinical utility of disclosure to cognitively unimpaired adults.

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Modified adaptation of the twist-and-out technique for intraocular lens exchange.

J Cataract Refract Surg

December 2022

From the Department of Ophthalmology and Visual Sciences, University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin (Duncan); Berkeley Eye Center, Houston, Texas (Micheletti).

Many methods can be used to explant an intraocular lens (IOL) after prior cataract surgery. Here, we describe a modified approach to the twist-and-out technique for IOL removal. The IOL is dissected and brought into the anterior chamber (AC), where 1 haptic is externalized.

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In 2013, Next Accreditation System and Milestones became the competency-based assessment framework required for all specialties accredited by the Accreditation Council for Graduate Medical Education. Dermatology residency programs implemented Milestones 1.0 in the 2013-2014 academic year.

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The role of patch closure in current-day carotid endarterectomy.

J Vasc Surg

January 2023

Division of Vascular Surgery, Department of Surgery, University of Wisconsin-Madison School of Medicine and Public Health, Madison, WI. Electronic address:

Background: It has long been debated whether it is preferable to perform conventional carotid endarterectomy (CEA) with or without patch closure. Although most contemporary surgeons patch, many still do not. Recent small studies have surfaced implying patching is unnecessary.

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Objectives: To prospectively compare image quality and apparent diffusion coefficient (ADC) quantification for reduced field-of-view (rFOV)- and multi-shot echo-planar imaging (msEPI)-based diffusion weighted imaging (DWI), using single-shot echo-planar-imaging (ssEPI) DWI as the reference.

Methods: Under IRB approval and after informed consent, msEPI, rFOV, and ssEPI DWI acquisitions were prospectively added to clinical prostate MRI exams at 3.0 T.

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Purpose: To identify the prevalence of extramacular drusen and their role in the progression of age-related macular degeneration (AMD).

Design: Retrospective analysis of a prospective cohort study.

Participants: The study was conducted in 4168 eyes (2998 participants) with intermediate AMD in one or both eyes enrolled in the Age-Related Eye Disease Study 2 (AREDS2), a 5-year multicenter study of nutritional supplements.

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Formation of protein/nucleic acid complexes is essential for life. From DNA replication and repair to transcription and translation, myriad different proteins bind nucleic acids to execute their essential cellular functions. Our understanding of the mechanisms underlying recognition and processing of nucleic acids can be greatly informed by mapping protein domains and residues that form interfaces with their DNA or RNA targets.

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Background: Shift work has been associated with adverse pregnancy outcomes. The objective of this study was to evaluate the association between sleep disturbances and adverse pregnancy outcomes.

Methods And Findings: This was a secondary analysis of a prospective study of participants enrolled in a prospective observational study wherein gravidae were screened for sleep apnea (2010-2012).

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The temporal evolutions and relative orderings of Alzheimer disease biomarkers, including CSF amyloid-β42 (Aβ42), Aβ40, total tau (Tau) and phosphorylated tau181 (pTau181), standardized uptake value ratio (SUVR) from the molecular imaging of cerebral fibrillar amyloid-β with PET using the 11C-Pittsburgh Compound-B (PiB), MRI-based hippocampal volume and cortical thickness and cognition have been hypothesized but not yet fully tested with longitudinal data for all major biomarker modalities among cognitively normal individuals across the adult lifespan starting from 18 years. By leveraging a large harmonized database from 8 biomarker studies with longitudinal data from 2609 participants in cognition, 873 in MRI biomarkers, 519 in PET PiB imaging and 475 in CSF biomarkers for a median follow-up of 5-6 years, we estimated the longitudinal trajectories of all major Alzheimer disease biomarkers as functions of baseline age that spanned from 18 to 103 years, located the baseline age window at which the longitudinal rates of change accelerated and further examined possible modifying effects of apolipoprotein E (APOE) genotype. We observed that participants 18-45 years at baseline exhibited learning effects on cognition and unexpected directions of change on CSF and PiB biomarkers.

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Objective: Patients identified as black and from disadvantaged backgrounds have a twofold higher hydroxychloroquine (HCQ) non-adherence, which contributes to worse lupus outcomes and disparities. Yet, most adherence interventions lack tailored strategies for racially and socioeconomically diverse patients who face unique challenges with HCQ. We aimed to examine a broadly representative group of patients with SLE and physician perspectives on HCQ adherence and adherence strategies to redesign an adherence intervention.

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Vascular dysfunction may occur prior to declines in cognitive function and accumulation of neuropathology. White matter hyperintensities (WMH) develop due to cerebral ischemia and elevated blood pressure in midlife. The purpose of this study was to evaluate associations between cardiovascular and cerebrovascular responses to sympathoexcitatory stimuli and WMH burden in cognitively unimpaired middle-aged and older adults.

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