3,257 results match your criteria: "School of Medicine at University of California[Affiliation]"

Background: The upper reference limit of normal (ULN) of cardiac troponin (cTn) for older adults can be higher than for young adults, while the same ULN is used for both older and young adults in the current clinical practice.

Methods: In this multicentre longitudinal cohort study, non-acute myocardial infarction (non-AMI) inpatients with at least two cTn concentrations hospitalised between 2013 and 2022 in the Tianjin Health and Medical Data Platform were included. Multivariable Cox proportional hazards and landmark regression models were used to estimate the risk of in-hospital, 30-day and 1-year mortality in different cTn groups (normal, stable minor elevation (1-2×ULN with variation ≤20%), acute minor elevation (1-2×ULN with variation >20%) and apparent elevation (>2×ULN)).

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Epileptic spasms (ES) are a unique seizure type typically presenting in the form of infantile epileptic spasms syndrome (IESS) with characteristic hypsarrhythmia on scalp EEG and a preponderance with developmental delay or regression. While pharmacotherapy is the mainstay of treatment, surgical options, including disconnective or resective procedures, are increasingly recognized as viable therapeutic options for recurrent or persistent ES. However, limited data on safety, effectiveness, and prognostic factors hinder informed decision-making regarding surgery indications, timing, and intervention type.

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Background: FGFR2/3, MTAP and ERBB2 genomic alterations have treatment targets in advanced urothelial carcinoma (aUC). These alterations may affect tumor microenvironment and outcomes with immune checkpoint inhibitors (ICIs) in aUC.

Patients And Methods: We identified patients with available genomic data in our multi-institution cohort of patients with aUC treated with ICI.

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Background: Lebrikizumab monotherapy significantly improved signs and symptoms in patients with moderate-to-severe atopic dermatitis (AD) in phase 3 Advocate1 and ADvocate2 studies.

Objective: To evaluate improvements in patient-reported symptoms and quality-of-life (QoL) measures by Eczema Area and Severity Index (EASI) response categories using pooled Advocate1 and ADvocate2 data (post hoc analysis).

Methods: In the 52-week (W) (16-W induction + 36-W maintenance) double-blind, placebo-controlled ADvocate1 and ADvocate2 studies, patients were randomized (2:1) to receive subcutaneous lebrikizumab 250 mg or placebo every 2 weeks.

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Objectives: The 2022 US Supreme Court decision dramatically shifted the legal landscape in health care, leaving state legislatures to redefine the ethics of medical practice. As gold-standard medical procedures become banned and criminalized, physicians are facing heightened legal uncertainty and grappling with moral dilemmas of where and how to practice. This study aimed to quantitatively assess trends in legal concern among medical students and identify correlations with decision making regarding future medical training.

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In recognition of accelerating health care spending and alignment with the American College of Physicians (ACP) principles of promoting high-value care, the ACP Clinical Guidelines Committee (CGC) developed a framework to standardize its approach to identifying, appraising, and considering economic evidence in the development of ACP clinical guidelines. This article presents the CGC's process for incorporating economic evidence, which encompasses cost-effectiveness analyses, economic outcomes in randomized controlled trials, and resource utilization (intervention cost) data. Economic evidence is one component of ACP recommendations.

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Current clinical practice guidelines were established by several organizations to guide the diagnosis and treatment of hypertension in men and women in a similar manner despite data demonstrating differences in underlying mechanisms. Few publications have provided a contemporary and comprehensive review focused on characteristics of hypertension that are unique to women across their life spectrum. We performed a computerized search using PubMed, OVID, EMBASE, and Cochrane library databases between 1995 and 2023 that highlighted relevant clinical studies, challenges to the management of hypertension in women, and multidisciplinary approaches to hypertension control in women, including issues unique to racial and ethnic minority groups.

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Referral Networks, Racial Inequity, and Hospital Quality for Open Heart Surgery.

Circ Cardiovasc Qual Outcomes

December 2024

RAND Corporation, Santa Monica, CA (C.B.G., C.L.D., S.Z., M.S., L.J.M., I.P.).

Background: Differences in the quality of hospitals where Black and White patients receive coronary artery bypass grafting (CABG) surgery have been documented. We examined the contributions of physician networks to the gap.

Methods: This was a cross-sectional study of all Medicare fee-for-service Black and White patients undergoing elective CABG during 2017 to 2019; the primary care physicians and cardiologists treating them for 12 months before surgery (the patients' physician network); and CABG-performing hospitals within 100 miles of each patient.

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Organelles such as mitochondria, lysosomes, peroxisomes, and the endoplasmic reticulum form highly dynamic cellular networks and exchange information through sites of physical contact. While each organelle performs unique functions, this inter-organelle crosstalk helps maintain cell homeostasis. Age-related macular degeneration (AMD) is a devastating blinding disease strongly associated with mitochondrial dysfunction, oxidative stress, and decreased clearance of cellular debris in the retinal pigment epithelium (RPE).

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Purpose: Teprotumumab, a novel human monoclonal antibody, has been shown to reverse the clinical manifestations of thyroid eye disease. Previous reports have suggested that it demonstrates disease-modifying properties through the reduction of orbital fat and muscle volumes. This study aims to analyze orbital volumetric change following treatment and to identify clinical and radiological predictors of response.

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Background: Psoriasis is a chronic inflammatory skin disease often associated with obesity. Psoriasis therapies may be less effective in patients with obese. The purpose of this expert consensus panel is to evaluate the relationship between obesity and efficacy of psoriasis therapies, thereby optimizing patient care.

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Background: Intimate partner violence affects about a third of women in their lifetimes and can result in short- and long-term health consequences, including less favorable performance on measures of cognitive function.

Objectives: We assess whether experiencing physical intimate partner violence in midlife was associated with steeper declines in subsequent tests of cognitive performance.

Design: This study used data from 1713 women in the longitudinal cohort Study of Women's Health Across the Nation to relate baseline information on physical intimate partner violence to declines in scores from the Symbol Digit Modalities Test, the East Boston Memory Test and the Digit Span Backwards spanning follow-up visits 7 through 15.

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Genetic variants in DDX53 contribute to autism spectrum disorder associated with the Xp22.11 locus.

Am J Hum Genet

January 2025

The Centre for Applied Genomics, The Hospital for Sick Children, Toronto, ON M5G 0A4, Canada; Genetics and Genome Biology Program, The Hospital for Sick Children, Toronto, ON M5G 0A4, Canada; Department of Molecular Genetics, University of Toronto, Toronto, ON M5S 1A8, Canada; McLaughlin Centre, Toronto, ON M5G 0A4, Canada. Electronic address:

Autism spectrum disorder (ASD) exhibits an ∼4:1 male-to-female sex bias and is characterized by early-onset impairment of social/communication skills, restricted interests, and stereotyped behaviors. Disruption of the Xp22.11 locus has been associated with ASD in males.

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Adaptive Platform Trials in Stroke.

Stroke

January 2025

Berry Consultants LLC, Austin, TX (E.L., A.M.C., S.M.B., R.J.L.).

Clinical trials of treatments for stroke have generally utilized 2-arm, randomized designs to evaluate a single intervention against a control. Running separate clinical trials, with each addressing a single therapeutic question, is resource intensive and slows evidence generation, especially in a field with rapidly expanding treatment options and evolving practices. Platform trials-randomized clinical trials designed to evaluate multiple interventions that may enter and exit the ongoing platform based on a master protocol-accelerate the investigation of multiple therapeutic options within a single infrastructure.

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Emerging evidence suggests that bi-directional communication and referral pathways, when employed strategically, can lead to favorable health outcomes by connecting patients with complex, multi-faceted health and social needs to appropriate services and resources. However, despite these benefits, patient acceptance of referrals via these pathways remains suboptimal. In this study, we describe individual and clinical factors associated with patient acceptance of these referrals.

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Overcoming Challenges in Small-Molecule Drug Bioavailability: A Review of Key Factors and Approaches.

Int J Mol Sci

December 2024

Division of Cancer Research and Training, Department of Internal Medicine, Charles R. Drew University of Medicine and Science, Los Angeles, CA 90095, USA.

The bioavailability of small-molecule drugs remains a critical challenge in pharmaceutical development, significantly impacting therapeutic efficacy and commercial viability. This review synthesizes recent advances in understanding and overcoming bioavailability limitations, focusing on key physicochemical and biological factors influencing drug absorption and distribution. We examine cutting-edge strategies for enhancing bioavailability, including innovative formulation approaches, rational structural modifications, and the application of artificial intelligence in drug design.

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Objective: Assessing the quality of human papillomavirus (HPV) vaccination-related content on TikTok is crucial due to its popularity among adolescents. We assessed these videos while comparing the content and quality of videos with and without physician involvement.

Study Design: Cross-sectional cohort analysis.

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Context: Individually, bone resorption or formation markers do not reflect bone balance.

Objective: 1) Combine reference bone resorption (collagen type I C-telopeptide, CTX) and formation (procollagen type I propeptide, PINP) markers to estimate balance by creating a bone balance index (BBI); 2) Examine associations of BBI, CTX, or PINP with bone mineral density (BMD) change.

Design: Mixed effects linear regression quantified associations of BBI, CTX, or PINP with BMD change rate.

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Importance: Chronic kidney disease (CKD) is a global health priority affecting almost 1 billion people. New therapeutic options and clinical trial innovations such as adaptive platform trials provide an opportunity to efficiently test combination therapies.

Objective: To describe the design and baseline results of the Global Kidney Patient Trials Network (GKPTN) and the design and structure of the global adaptive platform clinical trial Chronic Kidney Disease Adaptive Platform Trial Investigating Various Agents for Therapeutic Effect (CAPTIVATE) to find new therapeutic options and treatments for people with kidney disease.

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Purpose: To compare regression rates, characteristics, and surgical outcomes of thyroid eye disease patients who underwent orbit, strabismus, or eyelid surgery at various times during or after teprotumumab treatment.

Design: Multicenter, retrospective, observational cohort study.

Participants: Adult patients (age >18) with a minimum of 4 infusions of teprotumumab treatment for thyroid eye disease who had had eye surgery during or after treatment.

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