717 results match your criteria: "Perelman School of Medicine of the University of Pennsylvania.[Affiliation]"

Purpose: Our study explores the utilization of objective tools for preoperative assessment of elderly patients by Emergency General Surgeons (EGS).

Methods: A descriptive cross-sectional survey was conducted via the European Society for Trauma and Emergency Surgery (ESTES) Research Committee. EGS were invited through the ESTES members' mailing list and social media platforms.

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Background: Area-under-the-curve (AUC)-directed vancomycin therapy is recommended; however, AUC estimation in critically ill children is difficult owing to the need for multiple samples and lack of informative models.

Methods: The authors prospectively enrolled critically ill children receiving intravenous (IV) vancomycin for suspected infection and evaluated the accuracy of Bayesian estimation of AUC from a single, optimally timed sample. During the dosing interval, when clinical therapeutic drug monitoring was performed, an optimally timed sample was collected, which was determined for each subject using an established population pharmacokinetic model and the multiple model optimal function of Pmetrics, a nonparametric population pharmacokinetic modeling software.

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Background: There is significant variability in airway management training among pulmonary and critical care medicine (PCCM) fellows.

Objective: To assess the airway management training of PCCM fellows, specifically evaluating the role of the institutional approach to intubations (anesthesia-predominant primary operators vs. PCCM-predominant) to the overall fellows' educational experience.

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Friedreich ataxia (FRDA) is a slowly progressive neurological disease resulting from decreased levels of the protein frataxin, a small mitochondrial protein that facilitates the synthesis of iron-sulfur clusters in the mitochondrion. It is caused by GAA (guanine-adenine-adenine) repeat expansions in the gene in 96% of patients, with 4% of patients carrying other mutations (missense, nonsense, deletion) in the gene. Compound heterozygote patients with one expanded GAA allele and a non-GAA repeat mutation can have subtle differences in phenotype from typical FRDA, including, in patients with selected missense mutations, both more severe features and less severe features in the same patient.

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Administrative databases are powerful tools for pediatric research but lack patient-level microbiology results. This study aimed to determine the accuracy of pathogen discharge diagnosis codes for children hospitalized with acute hematogenous musculoskeletal infections (MSKIs). Medical records for 244 children hospitalized with acute hematogenous MSKIs were manually reviewed to determine which bacterial pathogen, if any, was identified for each MSKI based on microbiology results obtained during the hospitalization.

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Study Objectives: 1) To determine the efficacy of Cognitive Behavioral Therapy for Insomnia (CBT-I) for improving insomnia, alcohol-related outcomes, and daytime functioning at post-treatment and at 3- and 6-month follow-up, in a largely African American Veteran sample; 2) Evaluate whether improvement in insomnia is associated with a reduction in alcohol-related outcomes post-treatment.

Methods: An RCT of CBT-I (n = 31) compared to Quasi-Desensitization therapy (QDT, n = 32), eight weekly in-person sessions, with assessments at baseline, end of treatment (8 weeks), and 3- and 6-months post-treatment. Primary outcomes were the Insomnia Severity Index (ISI) total score, and Percent Days Abstinent (PDA).

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Background And Methods: Colorectal cancer (CRC) treatment can influence health-related quality of life (HRQOL). This study examined HRQOL among older adults undergoing CRC treatment, and the conditional effects of race, ethnicity, and primary language. We conducted a retrospective cohort study of Medicare Advantage enrollees ≥ 65 years old who completed the Medicare Health Outcomes Survey (MHOS) (2016-2020).

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Despite decades of research, defining insomnia remains challenging due to its complex and variable nature. Various diagnostic systems emphasize the chronic nature of insomnia and its impact on daily functioning, relying heavily on patient self-reporting due to limitations in objective measures like polysomnography (PSG). Discrepancies between subjective experiences and objective PSG results highlight the need for more nuanced approaches, such as electroencephalogram (EEG) spectral analysis, which reveals distinct patterns of high-frequency activity in individuals with insomnia.

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Article Synopsis
  • The review explores the role of various omics-based biomarkers in understanding alcohol and alcohol use disorder (AUD), providing definitions and background on key concepts.
  • It highlights four types of omics information: genetic, epigenetic, transcriptomic, and metabolomic, detailing their use as risk and diagnostic biomarkers for AUD and related alcohol consumption.
  • Finally, the review discusses the clinical implications of these findings and suggests directions for future research in the field of alcohol studies.
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From Risk to Recovery: Looking Ahead to the Next 50 Years of Preoperative Cardiovascular Assessment.

Ann Intern Med

January 2025

Anesthesiology and Critical Care, Perelman School of Medicine of the University of Pennsylvania, Philadelphia; and Leonard Davis Institute for Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania.

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Endoscopy plays a key role in diagnosis, monitoring of disease activity, assessment of treatment response, dysplasia surveillance, postoperative evaluation, and interventional therapy for patients with inflammatory bowel disease (IBD). Clinical practice patterns in the endoscopic management of IBD vary. A panel of experts consisting of IBD specialists, endoscopists, and GI pathologists participated in virtual conferences and developed this modified Delphi-based consensus document to address endoscopic aspects of IBD management.

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Article Synopsis
  • The study examines how the time of day affects the likelihood of operative vaginal births (OVBs) compared to spontaneous vaginal births (SVBs) using U.S. birth data from 2016 to 2021.
  • After analyzing over 15 million births, it was found that OVBs were more common during the late afternoon (4:30-7:30 p.m.) and less common in the early morning (3:00-6:00 a.m.).
  • The results suggest that different times of day influence the use of birth intervention methods, indicating a need for further research into the reasons behind these temporal trends.
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Article Synopsis
  • The study aimed to evaluate the connection between female leadership in senior administrative roles and predoctoral levels across US dental schools, while also examining how various school characteristics may influence this relationship.
  • A survey of 23 questions was distributed to each accredited dental school, resulting in a 44.4% response rate, revealing that women primarily held the position of dean of student affairs and that schools with a woman dean also had other women in senior roles.
  • The findings indicated no significant relationship between women in leadership positions and factors like school establishment year or geographic location, highlighting the need for further research to understand what drives women to pursue careers in academic dentistry.
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Importance: Socially vulnerable patients with symptomatic cholelithiasis are more likely to face barriers to accessing surgical care. This barrier to access can lead to delays in treatment, the need for emergent cholecystectomy, and worse outcomes.

Objectives: To determine the effectiveness of telemedicine vs in-person surgical consultation on access to elective cholecystectomy in socially vulnerable populations and to evaluate the association of scheduling navigation with access to elective cholecystectomy in these populations.

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Background: Night float rotations are associated with decreased feedback, educational conference attendance, and operative time. Interns are also more isolated and spend less time on teams. We therefore developed a novel post night shift initiative to address these shortcomings and examined its impact on the educational experience and sense of belonging among interns.

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Objectives: Hearing loss is considered common in children with 22q11.2 deletion syndrome (22q11.2DS), with a few prior studies reporting a 32%-78% prevalence; mild-moderate conductive hearing loss has been reported most commonly.

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Introduction: Menthol cigarettes are associated with experimentation and progression to regular use. Although reinforcement processes likely underlie menthol's appeal, the reinforcing value of menthol cigarettes remains unknown.

Aims And Methods: This study examined the relative reinforcing value (RRV) of menthol versus nonmenthol cigarettes in young adult menthol (n = 54) and nonmenthol (n = 53) smokers, and differences in menthol's RRV by race, ethnicity, and sexual orientation.

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Lactate supports Treg function and immune balance via MGAT1 effects on N-glycosylation in the mitochondria.

J Clin Invest

September 2024

University of Minnesota, Department of Pediatrics, Division of Blood & Marrow Transplant & Cellular Therapy, Minneapolis, Minnesota, USA.

Current research reports that lactate affects Treg metabolism, although the precise mechanism has only been partially elucidated. In this study, we presented evidence demonstrating that elevated lactate levels enhanced cell proliferation, suppressive capabilities, and oxidative phosphorylation (OXPHOS) in human Tregs. The expression levels of Monocarboxylate Transporters 1/2/4 (MCT1/2/4) regulate intracellular lactate concentration, thereby influencing the varying responses observed in naive Tregs and memory Tregs.

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Oral antimicrobials remain the mainstay of long-term treatment for many infections. Meanwhile, the use of oral agents is becoming commonplace for the treatment of several pediatric infections once managed exclusively with parenteral therapies. Unfortunately, antimicrobials are associated with several laboratory toxicities, particularly when high doses or combination therapies are used, but there is a paucity of data on optimal laboratory monitoring strategies.

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Meta-analysis on safety of standard vs. prolonged infusion of beta-lactams.

Int J Antimicrob Agents

October 2024

Department of Pharmacy Practice, Midwestern University, Downers Grove Campus, Downers Grove, IL, USA; Pharmacometrics Center of Excellence, Midwestern University, Downers Grove Campus, Downers Grove, IL, USA; Department of Pharmacy, Northwestern Memorial Hospital, Chicago, IL, USA. Electronic address:

Background: Efficacy for prolonged infusion beta-lactam dosing schemes has been previously described, but there has been less focus on the safety of standard vs. prolonged infusion protocols of beta-lactams. This study explored differences in adverse drug reactions (ADRs) reported for beta-lactams between each of these infusion protocols.

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Background: Enrollment of Medicare beneficiaries in medicare advantage (MA) plans has been steadily increasing. Prior research has shown differences in healthcare access and outcomes based on Medicare enrollment status. This study sought to compare utilization of minimally invasive colorectal cancer (CRC) surgery and postoperative outcomes between MA and Fee-for-Service (FFS) beneficiaries.

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Article Synopsis
  • European surgeon training for trauma and emergency care lacks standardization, with variations influenced by cultural and organizational differences, especially in mentorship practices.
  • A survey conducted by yESTES revealed that 74% of surgeons primarily rely on informal mentorship, with significant gaps for early-career and female surgeons.
  • The study highlights the importance of integrating non-technical skills in mentorship while suggesting that surgical societies need to enhance their support for mentorship to improve overall quality and accessibility.
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Neurocognitive profiles of 22q11.2 and 16p11.2 deletions and duplications.

Mol Psychiatry

February 2025

Lifespan Brain Institute of the Children's Hospital of Philadelphia (CHOP) and Penn Medicine, University of Pennsylvania, Philadelphia, PA, USA.

Rare recurrent copy number variants (CNVs) at chromosomal loci 22q11.2 and 16p11.2 are genetic disorders with lifespan risk for neuropsychiatric disorders.

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