828 results match your criteria: "University of Southern California. Los Angeles[Affiliation]"

Article Synopsis
  • - This study reviews the clinical experiences of four male patients with bilateral vocal fold motion impairment (BVFMI) caused by diffuse idiopathic skeletal hyperostosis (DISH) and highlights the range of symptoms experienced, from severe breathing issues to voice problems.
  • - Two patients underwent surgery for osteophyte removal in the cervical spine, resulting in improved vocal fold mobility and better breathing and voice quality, while the other two opted for conservative treatment as their symptoms were manageable.
  • - The findings suggest that both surgical and non-surgical options can be effective for BVFMI, emphasizing the need for more research into the causes and treatment outcomes for this condition.
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Article Synopsis
  • The study investigates the relationship between serum calcium levels and ventricular repolarization time, specifically the QT and JT intervals, which are important for heart health.
  • Researchers conducted large-scale genome-wide analyses to explore potential interactions between calcium levels and genetic variants associated with QT and JT intervals, using over 122,000 participants.
  • The results showed limited evidence for the hypothesized calcium interaction effects, suggesting that other factors, such as rare genetic variations or environmental influences, likely play a larger role in the unexplained heritability of QT and JT intervals.
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Opioid use disorder (OUD) has emerged as a significant public health crisis affecting individuals across all age groups. However, there remains a critical gap in understanding the specific nuances and challenges associated with OUD in pediatric populations. This article provides a comprehensive review of the epidemiology, definition of OUD, screening recommendations for OUD, and evidence-based management strategies for OUD in pediatric patients.

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Strategies for optimal management of pediatric acute agitation in emergency settings.

J Am Coll Emerg Physicians Open

August 2024

David Geffen School of Medicine at UCLA The Lundquist Institute for Biomedical Innovation at Harbor UCLA Department of Emergency Medicine, Harbor UCLA Medical Center Torrance California USA.

Acute agitation in youth is a challenging presentation to the emergency department. In many cases, however, youth can be behaviorally de-escalated using a combination of environmental modification and verbal de-escalation. In cases where additional strategies such as pharmacologic de-escalation or physical restraint are needed, using the least restrictive means possible, including the youth in the decision-making process, and providing options are important.

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Introduction: We examined the relationship between sedentary behavior (SB), moderate-to-vigorous physical activity (MVPA), and white matter hyperintensity (WMH) volumes, a common magnetic resonance imaging (MRI) marker associated with risk of neurodegenerative disease in middle-aged to older adults.

Methods: We used data from the UK Biobank ( = 14,415; 45 to 81 years) that included accelerometer-derived measures of SB and MVPA, and WMH volumes from MRI.

Results: Both MVPA and SB were associated with WMH volumes (β= -0.

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Objective: To characterize presentation, disease course, and treatment of idiopathic subglottic stenosis (iSGS) in non-Caucasian women and compare this cohort to the predominantly female, Caucasian patient cohorts identified in the literature.

Study Design: Retrospective review. Results are compared to systematic review of demographics.

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Asthma, the most common chronic disease in children, affects more than 4 million children in the United States, disproportionately affecting those who are economically disadvantaged and racial and ethnic minorities. Studies have shown that the racial and ethnic disparities in asthma outcomes can be largely explained by environmental, socioeconomic and other social determinants of health (SDoH). Utilizing new approaches to stratify disease severity and risk, which focus on the underlying SDoH that lead to asthma disparity, provides an opportunity to disentangle race and ethnicity from its confounding social determinants.

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Background: Children hospitalized with acute decompensated heart failure (ADHF) frequently require intravenous vasoactive (IVV) support drugs and are at risk for adverse cardiovascular (ACV) outcomes. We wished to assess whether serial changes in B-type natriuretic peptide (BNP) levels are associated with successful weaning off IVV support and/or prespecified ACV outcomes in children hospitalized with ADHF.

Methods And Results: Children hospitalized with ADHF from 2005 to 2021 at our institution were assessed for serial changes in BNP, weaning off of IVV support, and ACV outcomes.

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Article Synopsis
  • Basal cell carcinoma (BCC) is the most prevalent skin cancer in the U.S., particularly affecting Non-Hispanic Whites (NHW), but cases among Hispanics are on the rise, prompting this study to explore differences between these groups.
  • A retrospective analysis was conducted on 151 BCC samples from Hispanic and NHW patients at a medical center over two years, considering various patient and tumor characteristics.
  • Results indicated that Hispanic patients had a higher incidence of head and neck tumors and pigmented BCC, with significant differences in demographics and tumor histology compared to NHW patients.
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Drug reaction with eosinophilia and systemic symptoms (DRESS) is a severe cutaneous adverse reaction characterised by fever, lymphadenopathy, morbilliform rash, haematologic abnormalities, and multiorgan involvement. Herein, we describe a 32-year-old female presenting with a 9-day history of facial oedema, cervical and inguinal lymphadenopathy, and a pruritic rash comprised of vesicles and pustules on her face, trunk, and extremities. Her only medications were valproate, which she had been taking for several years, and levetiracetam, which was initiated 41 days prior to rash onset.

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Article Synopsis
  • Echogenicity of the carotid arterial wall, indicated by IM-GSM values, is a new marker for subclinical atherosclerosis, where lower values suggest more lipid buildup; our study tracked these values from childhood into adulthood.
  • In our research involving 240 participants, IM-GSM decreased significantly from an average of 108.2 in childhood to 75.6 in adulthood, with various factors such as weight, blood pressure, and parental education influencing these levels.
  • The study concludes that a decrease in IM-GSM with age highlights the importance of maintaining a healthy weight and blood pressure in children to possibly prevent future atherosclerosis.
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Background: This study investigated the association of American Heart Association's cardiovascular health guidelines Life's Essential 8 (LE8) and Life's Simple 7 (LS7) with carotid artery outcomes among young adults.

Methods And Results: This cross-sectional study included 240 young adults (age 24.2±1.

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Commentary on "Understanding Pediatric Physical Therapists' Experiences with Middle Eastern Patients and Arabic Interpreters: A Qualitative Study".

Pediatr Phys Ther

July 2024

ABPTS Board-Certified Clinical Specialist in Pediatric Physical Therapy Department of Physical Therapy, Virginia Commonwealth University, Children's Hospital of Richmond Richmond, Virginia.

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Objective: Safe home tracheostomy care requires engagement and troubleshooting by patients, who may turn to online, AI-generated information sources. This study assessed the quality of ChatGPT responses to such queries.

Methods: In this cross-sectional study, ChatGPT was prompted with 10 hypothetical tracheostomy care questions in three domains (complication management, self-care advice, and lifestyle adjustment).

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A novel bioresorbable agent on the market is PuraGel® (3-D Matrix, Tokyo, Japan), a RADA-16 product that acts as a synthetic hemostatic and space-filling gel that promotes wound healing and prevents adhesion formation. Given the reported benefits of accelerated wound healing and scar tissue prevention, there are multiple otolaryngologic applications where RADA-16 might improve outcomes. Our study highlights current utilization and associated post-operative complications with this product.

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Introduction: We provide the first analysis of distribution of dementia severity at incident diagnosis for a population representative sample of older Americans.

Methods: Using data from the Aging, Demographics, and Memory Study (ADAMS), the Health Retirement Study (HRS), and traditional Medicare claims, we estimated the Clinical Dementia Rating Scale for ADAMS respondents and applied parameter estimates to predict dementia severity for HRS respondents with claims-based incident dementia diagnosis.

Results: Seventy percent of older adults received a dementia diagnosis of mild cognitive impairment or mild dementia (early stages).

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Full dechlorination of poly(vinyl chloride) (PVC) in a controlled manner to yield useful polymeric and chlorinated products is of great interest for the processing of PVC waste. Forming polyethylene (PE) without corrosive by-products would allow for a pre-treatment of PE wastes that are often contaminated with PVC. Herein, full dechlorination of PVC has been achieved generation of silylium ions , to furnish PE products.

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The lncRNA tumor protein translationally controlled 1-antisense RNA 1 (TPT1-AS1) is known for its oncogenic role in various cancers, but its impact on the pathological progression of prostate cancer remains unclear. Our previous study demonstrated that the RE1-silencing transcription factor (REST) regulates neuroendocrine differentiation (NED) in prostate cancer (PCA) by derepressing specific long non-coding RNAs (lncRNAs), including TPT1-AS1. In this study, we revealed that TPT1-AS1 is overexpressed in LNCaP and C4-2B cells after IL-6 and enzalutamide treatment.

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Despite significant research, the mechanistic nuances of unusual reactivity at the air-water interface, especially in microdroplets, remain elusive. The likely contributors include electric fields and partial solvation at the interface. To reveal these intricacies, we measure the frequency shift of a well-defined azide vibrational probe at the air-water interface, while independently controlling the surface charge density by introducing surfactants.

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This study investigated self-reported age of onset and etiology of hearing loss among older adults in the United States. Study cohort included older adult (≥70 years) survey respondents from the 2017 to 2020 National Health and Nutrition Examination Survey (n = 797). Overall, 51.

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The development of novel nanosheet-based drug delivery systems requires a systematic understanding of the interactions between the drug and the nanosheet carrier under various physiological environments. In this work, we investigated electronic and quantum molecular descriptors of a SiC monolayer adsorbed with the anticancer drugs nitrosourea (NU) and carmustine (BCNU) using density functional theory (DFT). Our calculations revealed negative adsorption energies for both drugs, indicating a spontaneous and energetically favorable adsorption process.

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