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Articles 9421 - 9450 of 326530
Full-Text Articles in Entire DC Network
Severe Bilateral Retinal Degeneration Following A Twenty-Six-Year Pentosan Polysulfate Sodium Exposure: A Case Report., Aaron T. Zhao, Turner D. Wibbelsman, Martin Calotti, Collin J Richards, Tamara R. Vrabec
Severe Bilateral Retinal Degeneration Following A Twenty-Six-Year Pentosan Polysulfate Sodium Exposure: A Case Report., Aaron T. Zhao, Turner D. Wibbelsman, Martin Calotti, Collin J Richards, Tamara R. Vrabec
Wills Eye Hospital Papers
PURPOSE: To describe an advanced case of pentosan polysulfate sodium (PPS)-associated retinopathy with extensive macular and peripheral retinal involvement following prolonged high-dose exposure.
OBSERVATIONS: An 86-year-old male presented with bilateral hand motion visual acuity and a 26-year history of PPS use (400mg daily, ∼3769g cumulative dose) for treatment of interstitial cystitis. Fundus examination revealed widespread retinal degeneration characterized by confluent nummular patches of retinal atrophy in a radial distribution from the optic nerves. Ocular coherence tomography (OCT) demonstrated severe outer retinal disorganization, and fundus autofluorescence (FAF) showed extensive RPE loss and absence of the Robson Holder ring. Genetic testing excluded …
Diabetes Equity In Lehigh Valley: Recruitment For A National Diabetes Prevention Program Train The Trainer Model, Miguel Chuidian Md, Autumn Kieber-Emmons Md, Mph, Rachel Apiolaza, Carolyn Peterseim Md
Diabetes Equity In Lehigh Valley: Recruitment For A National Diabetes Prevention Program Train The Trainer Model, Miguel Chuidian Md, Autumn Kieber-Emmons Md, Mph, Rachel Apiolaza, Carolyn Peterseim Md
Department of Family Medicine
No abstract provided.
Early Behavioral And Cognitive Changes In Patients With Pathologically Confirmed Alzheimer Disease, Lewy Body Dementia, And Mixed Dementia, Ming Wang, Hongke Wu, Aaron Bonner-Jackson, Yiming Chen, Wen Tang, Hao Feng, Lijun Zhang, Chixiang Chen, James B Leverenz, Jagan A Pillai
Early Behavioral And Cognitive Changes In Patients With Pathologically Confirmed Alzheimer Disease, Lewy Body Dementia, And Mixed Dementia, Ming Wang, Hongke Wu, Aaron Bonner-Jackson, Yiming Chen, Wen Tang, Hao Feng, Lijun Zhang, Chixiang Chen, James B Leverenz, Jagan A Pillai
Faculty, Staff and Student Publications
Background and objectives: Alzheimer's disease pathology (ADP) and Lewy body pathology (LBP) are traditionally associated with distinct cognitive profiles. However, growing evidence highlights the role of behavioral and psychological symptoms of dementia (BPSD) in shaping clinical presentations. The combined influence of cognitive and behavioral symptoms across neuropathologically confirmed ADP, LBP, and mixed AD-LBP has not been systematically examined. This study aimed to identify clinically meaningful subtypes by jointly analyzing cognitive performance and BPSD profiles in individuals with autopsy-confirmed dementia pathology.
Methods: This retrospective longitudinal cohort study used data from the National Alzheimer Coordinating Center (NACC), collected across multiple U.S. Alzheimer's …
Risk Factors For Early-Onset And Late-Onset Dementia: A Prospective Cohort Study, Katherine Giorgio, John J Stephen, Maxwell Mansolf, Elizabeth A Peterson, Alden L Gross, Emily M Briceño, Deborah A Levine, Catherine Helmer, Stéphanie Debette, Aïcha Soumaré, M Arfan Ikram, Frank J Wolters, Sudha Seshadri, Claudia L Satizabal, Jayandra Jung Himali, Lenore J Launer, David Li, Djass Mbangdadji, Donald M Lloyd-Jones, Farzaneh A Sorond, Lihui Zhao, Oscar L Lopez, Suzanne E Judd, Timothy M Hughes, Vilmundur Guðnason, Allison E Aiello, Alison Fohner, Archana Singh-Manoux, Behnam Sabayan, James S Pankow, Paul S De Vries, Kristine Yaffe, Alexa Beiser, Abbas Dehghan, Rachel Zmora, Denise Scholtens, Pamela L Lutsey, Norrina B Allen, Richard Maclehose, Sanaz Sedaghat
Risk Factors For Early-Onset And Late-Onset Dementia: A Prospective Cohort Study, Katherine Giorgio, John J Stephen, Maxwell Mansolf, Elizabeth A Peterson, Alden L Gross, Emily M Briceño, Deborah A Levine, Catherine Helmer, Stéphanie Debette, Aïcha Soumaré, M Arfan Ikram, Frank J Wolters, Sudha Seshadri, Claudia L Satizabal, Jayandra Jung Himali, Lenore J Launer, David Li, Djass Mbangdadji, Donald M Lloyd-Jones, Farzaneh A Sorond, Lihui Zhao, Oscar L Lopez, Suzanne E Judd, Timothy M Hughes, Vilmundur Guðnason, Allison E Aiello, Alison Fohner, Archana Singh-Manoux, Behnam Sabayan, James S Pankow, Paul S De Vries, Kristine Yaffe, Alexa Beiser, Abbas Dehghan, Rachel Zmora, Denise Scholtens, Pamela L Lutsey, Norrina B Allen, Richard Maclehose, Sanaz Sedaghat
Faculty, Staff and Student Publications
Background: Early-onset dementia (onset before age 65 years) is an important health concern, but much of our understanding of its risk factors is inferred from studies of late-onset dementia (onset after age 65 years). We investigated associations between several demographic, clinical, and lifestyle factors with early-onset dementia and compared those estimates against their associations with late-onset dementia.
Methods: Data from five community-based longitudinal cohort studies from the UK and USA were pooled and rigorously harmonised: UK Biobank, Atherosclerosis Risk in Communities Study, Framingham Heart Study, Multi-Ethnic Study of Atherosclerosis, and Whitehall II Study. Dementia was ascertained via hospitalisation and death …
Marginal Dispositions And Shared Decision-Making Among Older Adults In The Ed: A Prospective Cohort Study, Adrian D Haimovich, Anita Chary, Laura Burke, Alexander T Janke, Adam Rodman, Bruce Landon, Nathan I Shapiro, Aanand D Naik, Elizabeth Schoenfeld, Kei Ouchi, Mara A Schonberg
Marginal Dispositions And Shared Decision-Making Among Older Adults In The Ed: A Prospective Cohort Study, Adrian D Haimovich, Anita Chary, Laura Burke, Alexander T Janke, Adam Rodman, Bruce Landon, Nathan I Shapiro, Aanand D Naik, Elizabeth Schoenfeld, Kei Ouchi, Mara A Schonberg
Faculty, Staff and Student Publications
Background: ED disposition decisions for older adults are complex and often uncertain, yet studies rarely capture emergency physicians' real-time perspectives.
Objective: To assess patient outcomes based on emergency physician-perceived need for admission.
Design: Single-site prospective cohort study conducted between July and November 2024.
Setting: A Boston-area academic tertiary care ED.
Participants: Patients aged 65 and older dispositioned by attending physicians, excluding patients who were handed off, left without being seen, or eloped.
Measurements: Physicians rated admission need using a 5-point Likert scale (2-4 considered marginal). Primary outcome was ED disposition stratified by rating. Secondary outcomes were hospital length-of-stay (LOS), 7-day …
Evaluating The Health Economic Impacts Of Baloxavir Marboxil And Oseltamivir For The Treatment Of Influenza In Adult Outpatients In Hong Kong: A Cost-Effectiveness Analysis, Ruohan Chen, Zengyang Shao, Kaiming Bi, Benjamin John Cowling, Zhanwei Du
Evaluating The Health Economic Impacts Of Baloxavir Marboxil And Oseltamivir For The Treatment Of Influenza In Adult Outpatients In Hong Kong: A Cost-Effectiveness Analysis, Ruohan Chen, Zengyang Shao, Kaiming Bi, Benjamin John Cowling, Zhanwei Du
Faculty, Staff and Student Publications
Background: Baloxavir marboxil, an antiviral used only in private hospitals in Hong Kong since February 2019 for treating influenza, is recognized for its efficacy against strains resistant to standard antiviral agents, providing an alternative to neuraminidase inhibitors such as oseltamivir.
Methods: This study compares the cost-effectiveness of baloxavir and oseltamivir for influenza treatment in otherwise healthy (OwH) and high-risk (HR) adult outpatients in Hong Kong from the healthcare-payer's perspective. A decision tree was utilized to study the progression of influenza and estimate associated costs and quality-adjusted life-years (QALYs) over 14 days for each antiviral.
Findings: In the general population, the …
Living Evidence-Informed Guideline On The Early Detection Of Oral Squamous Cell Carcinoma And Potentially Malignant Disorders: Cytology Adjuncts To Determine The Need For Biopsy, Version 2026 1.0, Olivia Urquhart, Ankita Shashikant Bhosale, Carolina Martins-Pfeifer, Francisca Verdugo-Paiva, Alonso Carrasco-Labra, Julia Pimentel, Natalie Sadek, Nishant Agrawal, Anil K Chaturvedi, Joann Gurenlian, Eva Grayzel, A Ross Kerr, Marco Magalhaes, Carol Anne Murdoch-Kinch, Alexander T Pearson, James C Melville, Anita S H Patel, Alessandro Villa, Michael Glick, Mark W Lingen
Living Evidence-Informed Guideline On The Early Detection Of Oral Squamous Cell Carcinoma And Potentially Malignant Disorders: Cytology Adjuncts To Determine The Need For Biopsy, Version 2026 1.0, Olivia Urquhart, Ankita Shashikant Bhosale, Carolina Martins-Pfeifer, Francisca Verdugo-Paiva, Alonso Carrasco-Labra, Julia Pimentel, Natalie Sadek, Nishant Agrawal, Anil K Chaturvedi, Joann Gurenlian, Eva Grayzel, A Ross Kerr, Marco Magalhaes, Carol Anne Murdoch-Kinch, Alexander T Pearson, James C Melville, Anita S H Patel, Alessandro Villa, Michael Glick, Mark W Lingen
Faculty, Staff and Student Publications
Background: Early detection of oral potentially malignant disorders and oral cavity cancer can improve patient prognosis. The guideline panel addressed the use of cytology adjuncts to screen adults without mucosal abnormalities and determine the need for biopsy among adults with mucosal abnormalities.
Types of studies reviewed: The guideline panel used the Grading of Recommendations Assessment, Development and Evaluation Evidence to Decision framework to formulate recommendations. The authors conducted reviews to assess the benefits and harms of cytology adjuncts and people and clinician values and preferences as they relate to adjunct tests and biopsy of mucosal abnormalities. As part of the …
Dental Rankings: Relevant Or A Psychological Rollercoaster?, Stuart L. Segelnick Dds, Ms
Dental Rankings: Relevant Or A Psychological Rollercoaster?, Stuart L. Segelnick Dds, Ms
The New York State Dental Journal
It may take a village of dentists honing in on their own rankings to reverse the profession’s downward trend.
《香港多重照顧者面對的挑戰》研究報告, Chak Kwan, Dickson Chan, Meng Soi, Florence Fong, Hiu Wai, Avery Li, Ka Chung, Tom Kwong
《香港多重照顧者面對的挑戰》研究報告, Chak Kwan, Dickson Chan, Meng Soi, Florence Fong, Hiu Wai, Avery Li, Ka Chung, Tom Kwong
APIAS Research Report 研究報告
本研究以質性訪談方式,探討香港「多重照顧者」在日常生活中面對的主要困難及採用的應對策略,並就未來政策及服務提出建議。在本研究中,多重照顧者是指同時需要照顧兩名或以上家庭成員(例如長者、配偶、子女或其他親屬),而其中一名為殘疾或長期病患者。本研究共訪問了45位多重照顧者,結果顯示他們長期承受多方面的壓力,包括時間貧乏、情緒困擾、財政壓力及使用服務困難,影響他們的身心健康、人際關係及職業發展。
就照顧歷程而言,多數受訪者已持續提供照顧,需在工作、家庭與多位照顧對象之間不斷拉鋸,出現「永遠做不完」的感受。在主觀感受上,多重照顧者普遍視照顧為理所當然的責任,但同時感到沉重壓力。他們主要依靠家人分工、嚴密的時間管理、降低對家務與個人生活質素的期望,以及有限度使用社會服務來勉強維持照顧安排。然而,服務分散、申請程序繁複、輪候時間長及資訊不足,使他們難以獲得及時和合適的支援服務。
研究建議有多個方面,包括(1)推行個案經理制度、(2)建立常規化和科學化的照顧者意見收集機制、(3)調整照顧者津貼申請門檻與金額、(4)建立照顧者友善工作環境、(5)優先發展具策略性的「一站式支援」及喘息資源,以及(6)將「多重照顧者」納入長期規劃與制度設計。
Lehigh County Harm Reduction Women’S Outreach, Linda Schiller, Abby S. Letcher Md, Nyann Biery Ms, Heather Diehl, Carnen Ortiz, Bryant Rivera, William Delgado
Lehigh County Harm Reduction Women’S Outreach, Linda Schiller, Abby S. Letcher Md, Nyann Biery Ms, Heather Diehl, Carnen Ortiz, Bryant Rivera, William Delgado
USF-LVHN SELECT
No abstract provided.
Bacillus Calmette-Guérin–Exposed Non–Muscle-Invasive Bladder Cancer: Survival Benchmarks, Bladder-Sparing Strategies, And Implications For Trial Design, Seyed Behzad Jazayeri, Renzo G. Dinatale, Christopher W Guske, Christian Harrs, Joshua Linscott, Hongzhi Xu, Facundo Davaro, Lexiaochuan Wen, Philippe E. Spiess, Wade J. Sexton, Scott M. Gilbert, Logan Zemp, Michael Poch, Roger Li
Bacillus Calmette-Guérin–Exposed Non–Muscle-Invasive Bladder Cancer: Survival Benchmarks, Bladder-Sparing Strategies, And Implications For Trial Design, Seyed Behzad Jazayeri, Renzo G. Dinatale, Christopher W Guske, Christian Harrs, Joshua Linscott, Hongzhi Xu, Facundo Davaro, Lexiaochuan Wen, Philippe E. Spiess, Wade J. Sexton, Scott M. Gilbert, Logan Zemp, Michael Poch, Roger Li
USF-LVHN SELECT
No abstract provided.
Co-Occurring Vocal Symptoms In Speech-Language Pathologists: A Survey Study, Dawn M. Stanley
Co-Occurring Vocal Symptoms In Speech-Language Pathologists: A Survey Study, Dawn M. Stanley
Journal of Human Services: Training, Research, and Practice
Vocal symptoms among speech-language pathologists (SLPs) are often overlooked in occupational voice research. In a profession where voice is the primary tool, SLPs usually neglect the instrument they ask others to protect. Vocal symptoms may arise due to high vocal demands in clinical and educational settings. Despite their expertise in communication disorders, SLPs remain an understudied population in vocal health. This study surveyed 202 SLPs to examine the experiences of vocal symptoms during clinical practice. Results indicated that SLPs reported co-occurrences of vocal effort and vocal fatigue 29 (22%) which can interfere with vocal quality when treating patients.
Social Skill Program Development For Adults With Intellectual And Developmental Disabilities, Clayton Stapert
Social Skill Program Development For Adults With Intellectual And Developmental Disabilities, Clayton Stapert
Capstone Projects
This doctoral capstone experience (DCE) was completed at the Center for Disability Services (CDS) and focused on developing and implementing a social skills program for adults with intellectual and developmental disabilities (IDD). Many existing social skills programs focus on general or work-related skills, but there is a need for programs that help individuals apply social skills during real-life community activities. This project aimed to address that gap by creating a structured, occupation-based program within an adult day skill-building day center.
The program included education, group discussion, role-playing, and community outings to help participants practice skills such as interacting with cashiers, …
Conditions Affecting The Gi Tract: The Dental Professional’S Role, Sherri M. Lukes, Rdh, Ms, Faadh
Conditions Affecting The Gi Tract: The Dental Professional’S Role, Sherri M. Lukes, Rdh, Ms, Faadh
The Journal of the Michigan Dental Association
This article explores the critical role dental professionals play in identifying gastrointestinal (GI) conditions through their oral manifestations. It provides an overview of various pathologies, including HPV-induced oropharyngeal cancer, gastroesophageal reflux disease (GERD), and inflammatory bowel diseases like Crohn’s and ulcerative colitis. The author describes specific oral signs, such as dental erosion and aphthous ulcerations, that can serve as early indicators of systemic disease. The piece advocates for an interdisciplinary approach to patient care, emphasizing that dental practitioners are often on the front lines of diagnosing serious systemic health issues.
What Ce Do I Need To Take To Renew My Dea License?, Rachel Sinacola Dds, Ms
What Ce Do I Need To Take To Renew My Dea License?, Rachel Sinacola Dds, Ms
The Journal of the Michigan Dental Association
This resource provides practical answers to member questions about licensure and association events. It explains the new DEA requirement for a one-time eight-hour training on substance use disorders and highlights available MDA courses that fulfill this mandate. The source also details significant changes to the MDA Annual Session registration process, which now uses a simplified pass system rather than individual course registration. Additionally, it offers guidance on renewing dental licenses through the MiPLUS platform and downloading the MDA member logo.
Dr. Deb Peters: Opening Doors As The Ada’S New Speaker, Debra Peters, Christopher J. Smiley
Dr. Deb Peters: Opening Doors As The Ada’S New Speaker, Debra Peters, Christopher J. Smiley
The Journal of the Michigan Dental Association
This interview profiles Dr. Deb Peters, the first female speaker of the ADA House of Delegates. Dr. Peters shares her vision for making the ADA more accessible, transparent, and responsive to its members. She discusses her leadership philosophy, emphasizing listening and mentorship, and explains how effective governance can lead to significant real-world impacts, such as the removal of taxes on dental prosthetics. Dr. Peters also outlines her goals for modernizing the House of Delegates process, including the creation of a "Resolution Dashboard" to help members track policy progress.
Undergraduate Health And Wellbeing Course And Study Away Program To Alaska, Lorraine S. Wallace, Steven J. Mousetes, Jennifer Bickley
Undergraduate Health And Wellbeing Course And Study Away Program To Alaska, Lorraine S. Wallace, Steven J. Mousetes, Jennifer Bickley
Journal of Global Education and Research
High-impact practices, such as diversity/global education, have been shown to positively contribute to student development, engagement, and success. As the US is both culturally and linguistically diverse, domestic study away programs can offer students impactful multicultural educational experiences without leaving the country. The purpose of this study was to describe the design of a health and well-being academic course and accompanying study away program to Alaska for undergraduates at The Ohio State University (OSU). The authors (1) describe the application of the backward design process in guiding ELOs development, (2) provide a sample of course assignments and student responses, and …
Development Of An Automated Platform For Cell Biology Experiments, Dipendra Nepal
Development Of An Automated Platform For Cell Biology Experiments, Dipendra Nepal
Shelby Hall Graduate Research Forum Posters
Cell biology experiments involve repetitive tasks such as pipetting, sample preparation, and imaging, which are typically performed manually. These manual processes can introduce variability, reduce efficiency, and increase the cost of biomedical research. To address these challenges, our lab is developing a modular robotic platform, iEye™, to automate key steps in cell biology workflows [1]. The system is designed as self-contained modules, allowing flexible development and integration of different functionalities. In this work, we focus on a sample preparation module that integrates a 6-degree-of-freedom robotic arm, a motorized stage, and a pneumatic pipetter. This module is being developed to automate …
Brain Computer Interfaces: Enhancing Low-Cost Eeg Performance Through Deep, Anwar Rassoul
Brain Computer Interfaces: Enhancing Low-Cost Eeg Performance Through Deep, Anwar Rassoul
Shelby Hall Graduate Research Forum Posters
The field of Brain Computer Interfacing (BCI) has traditionally been confined to clinical and research environments due to the high cost and complexity of medical-grade EEG systems. However, the emergence of low-cost hardware exemplified has catalyzed a shift toward accessible, portable BCI applications. While these devices lower the barrier to entry for developers and researchers, they often suffer from a lower signal-to-noise ratio (SNR). This increased noise makes it difficult to extract the clean neural signatures required for high-accuracy control, particularly when operating in non-shielded, real-world environments.
This research focuses on Steady-State Visually Evoked Potentials (SSVEP), a robust BCI paradigm …
Age-Specific Concentrations And Seroprevalence Of Antibodies Against Salmonella Enteritidis (O:9) And Salmonella Typhimurium (O:4,5) Across Three Sites In Kenya., Esther Muthumbi, Sean Elias, Alfred Mwanzu, Agnes Mutiso, Perpetual Wanjiku, Cecilia Mbae, Godfrey Bigogo, Jennifer Verani, Stefan Flasche, Samuel Kariuki
Age-Specific Concentrations And Seroprevalence Of Antibodies Against Salmonella Enteritidis (O:9) And Salmonella Typhimurium (O:4,5) Across Three Sites In Kenya., Esther Muthumbi, Sean Elias, Alfred Mwanzu, Agnes Mutiso, Perpetual Wanjiku, Cecilia Mbae, Godfrey Bigogo, Jennifer Verani, Stefan Flasche, Samuel Kariuki
Population Health, East Africa
Background Seroprevalence studies can indicate the age distribution of first infection with nontyphoidal Salmonella and estimate the rate of infection by age.
Method We collected 1254 paired samples of serum and stool from healthy children and adults in Kilifi, Nairobi, and Siaya counties in Kenya, areas of low, medium, and high incidence of invasive nontyphoidal Salmonella disease, respectively. We quantified the age- and site-specific geometric mean concentrations (GMCs) of IgG and IgA antibodies against S Enteritidis O-antigen (O:9, serogroup D) and S Typhimurium O-antigen (O:4,5, serogroup B) using an in-house standardized enzyme-linked immunosorbent assay. Serum concentrations were estimated against a …
Implementation And Acceptability Of A Community Based Intervention For Cervical Cancer Screening Amongst Women Of Reproductive Age In Kiambu County, Kenya, Redempta Mutisya, Eliphas Gitonga, Molly Maundu, Rosebella Iseme
Implementation And Acceptability Of A Community Based Intervention For Cervical Cancer Screening Amongst Women Of Reproductive Age In Kiambu County, Kenya, Redempta Mutisya, Eliphas Gitonga, Molly Maundu, Rosebella Iseme
Population Health, East Africa
Objective In Kenya, cervical cancer is the top cause of cancer deaths and second most prevalent cancer among women aged 15–44. Despite the existence of screening programs, only 13.8% of women participate, with nearly 50% diagnosed late. Lack of knowledge and embarrassment is linked to low uptake. Post-intervention, uptake of screening and acceptability of SMS prompts and self-sampling were evaluated.
Methods Women (18+ years), who had never screened, were randomly chosen from a pre-existing database. They received either usual care (notification of availability of screening services at public health facility), text education, or interactive in-person sessions with self-sample training.
Results …
Serotype-Specific Pneumococcal Invasiveness: A Global Meta-Analysis Of Paired Estimates Of Disease Incidence And Carriage Prevalence, Katherine Gallagher, Fredrick Odiwour, Christian Bottomley, John Ojal, Aisha Adamu, Esther Muthumbi, Eunice Kagucia, Laura Hammitt, Sergio Massora, Betuel Sigaúque
Serotype-Specific Pneumococcal Invasiveness: A Global Meta-Analysis Of Paired Estimates Of Disease Incidence And Carriage Prevalence, Katherine Gallagher, Fredrick Odiwour, Christian Bottomley, John Ojal, Aisha Adamu, Esther Muthumbi, Eunice Kagucia, Laura Hammitt, Sergio Massora, Betuel Sigaúque
Population Health, East Africa
Background Serotype-specific estimates of pneumococcal invasiveness used in pneumococcal carriage transmission models to predict changes in disease incidence post-vaccination are largely derived from high-income settings. We conducted a systematic review of carriage prevalence and invasive pneumococcal disease (IPD) incidence to calculate case–carrier ratios (CCRs) in different income settings.
Methods We conducted a systematic search of MEDLINE, Embase, and Global Health databases on March 14, 2022, to identify publications on pneumococcal carriage prevalence or IPD incidence; we requested individual-level data from authors of relevant texts. Serotype-specific CCRs, calculated as IPD incidence divided by carriage prevalence, were pooled across settings using random …
Awarded Research Grants As A Pathway To Sustainable Development Goals, Maha Inam, Salim S. Virani, Melaine D'Cruze, Veronica Robi, Peter Gatiti, Anil Khamis
Awarded Research Grants As A Pathway To Sustainable Development Goals, Maha Inam, Salim S. Virani, Melaine D'Cruze, Veronica Robi, Peter Gatiti, Anil Khamis
Population Health, East Africa
The United Nations Sustainable Development Goals (SDGs) are a set of global goals that provide an agenda for sustainable growth and development across all sectors and disciplines. However, the contribution of academic institutions from the developing world towards the SDGs has not received adequate attention from the scientific community. A review of all the awarded grants in 2022 and 2023 at an international academic institution was conducted. The objectives outlined in the grant proposals were used to map the SDGs accordingly. A quantitative frequency analysis was conducted to tabulate the results. A total of 293 grants obtained in 2022 and …
Pharmacokinetic Modeling Strategies For Dynamic Hyperpolarized Urea Imaging, Keith A Michel, Collin J Harlan, Christopher M Walker, Matthew E Merritt, Yunyun Chen, Stephen Y Lai, James A Bankson
Pharmacokinetic Modeling Strategies For Dynamic Hyperpolarized Urea Imaging, Keith A Michel, Collin J Harlan, Christopher M Walker, Matthew E Merritt, Yunyun Chen, Stephen Y Lai, James A Bankson
Faculty, Staff and Student Publications
Purpose: To evaluate pharmacokinetic modeling methods for quantification of tissue perfusion/permeability with hyperpolarized 13C urea.
Methods: Three models for quantitative analysis of dynamic HP urea imaging data were proposed and evaluated in numerical simulations and a thyroid cancer mouse model. A multicompartment model resembling the extended Tofts model for DCE-MRI (Model I) and two simplified models were used. The simplified models each eliminate a volume parameter representing vascular (Model II) or impermeable cellular space (Model III). Signal curves were generated from Model I, and models were fit to these synthetic data to quantify the effects of acquisition settings, bias in …
Real-World Effectiveness Of Second-Line Therapies In Advanced Non-Small Cell Lung Cancer: Insights From Propensity-Weighted Comparative Analyses Of Longitudinal Ehr Data, Gary C N Hettinger, Qi Long, Ravi B Parikh
Real-World Effectiveness Of Second-Line Therapies In Advanced Non-Small Cell Lung Cancer: Insights From Propensity-Weighted Comparative Analyses Of Longitudinal Ehr Data, Gary C N Hettinger, Qi Long, Ravi B Parikh
Faculty, Staff and Student Publications
Background: While substantial research has focused on first-line (1L) therapies for advanced-stage non-small cell lung cancer (aNSCLC), less is known about the effectiveness of second-line (2L) treatments following disease progression on 1L. The poor prognosis after 1L progression, limited guidance for 2L treatment, and constraints of clinical trials in addressing these questions underscore the need for real-world comparative effectiveness research.
Methods: We conducted a retrospective analysis to compare real-world overall survival (rwOS) associated with 2L treatments among patients with disease progression during 1L. Eligible patients were selected from Flatiron Health's nationwide electronic health record (EHR)-derived de-identified database. 1L and 2L …
Information Extraction From Clinical Notes: Are We Ready To Switch To Large Language Models?, Yan Hu, Xu Zuo, Yujia Zhou, Xueqing Peng, Jimin Huang, Vipina K Keloth, Vincent J Zhang, Ruey-Ling Weng, Cathy Shyr, Qingyu Chen, Xiaoqian Jiang, Kirk E Roberts, Hua Xu
Information Extraction From Clinical Notes: Are We Ready To Switch To Large Language Models?, Yan Hu, Xu Zuo, Yujia Zhou, Xueqing Peng, Jimin Huang, Vipina K Keloth, Vincent J Zhang, Ruey-Ling Weng, Cathy Shyr, Qingyu Chen, Xiaoqian Jiang, Kirk E Roberts, Hua Xu
Faculty, Staff and Student Publications
Objectives: To assess the performance, generalizability, and computational efficiency of instruction-tuned Large Language Model Meta AI (LLaMA)-2 and LLaMA-3 models compared to bidirectional encoder representations from transformers (BERT) for clinical information extraction (IE) tasks, specifically named entity recognition (NER) and relation extraction (RE).
Materials and methods: We developed a comprehensive annotated corpus of 1588 clinical notes from 4 data sources-UT Physicians (UTP) (1342 notes), Transcribed Medical Transcription Sample Reports and Examples (MTSamples) (146), Medical Information Mart for Intensive Care (MIMIC)-III (50), and Informatics for Integrating Biology and the Bedside (i2b2) (50), capturing 4 clinical entities (problems, tests, medications, other treatments) …
Alpha 7 Nicotinic Acetylcholine Receptor Contributes To Long-Term Cognitive Recovery Following Ischemic Stroke, Dustin T Nguyen, Kate Mendoza, Cassandra Hall, Chunfeng Tan, Anjali Chauhan
Alpha 7 Nicotinic Acetylcholine Receptor Contributes To Long-Term Cognitive Recovery Following Ischemic Stroke, Dustin T Nguyen, Kate Mendoza, Cassandra Hall, Chunfeng Tan, Anjali Chauhan
Faculty, Staff and Student Publications
Stroke is associated with autonomic dysfunction and reduced acetylcholine (ACh), a neurotransmitter critical for cognition. ACh signals in part through the alpha-7 nicotinic acetylcholine receptor (α7nAChR), a ligand-gated ion channel involved in synaptic plasticity, learning, and memory. Impaired α7nAChR signaling has been linked to heightened neuroinflammation and poor acute stroke recovery. Here, we investigated whether α7nAChR contributes to post-stroke cognitive recovery in young male mice. Wild-type (WT) and α7nAChR knockout (α7n0KO) mice underwent 60-min middle cerebral artery occlusion (MCAO). In a pharmacology cohort, the α7nAChR agonist GTS-21 was administered immediately after reperfusion and then daily for 20 days. Cognitive performance …
Analysis Of Patients With Monocytic And Monocytic-Like Acute Myeloid Leukemia, Including Aml-M4 And Aml-M5, Treated With Venetoclax Plus Azacitidine, Marina Konopleva, Courtney D Dinardo, Yan Sun, Paul Jung, Sanam Loghavi, Jalaja Potluri, Monique Dail, Brenda Chyla, Daniel A Pollyea
Analysis Of Patients With Monocytic And Monocytic-Like Acute Myeloid Leukemia, Including Aml-M4 And Aml-M5, Treated With Venetoclax Plus Azacitidine, Marina Konopleva, Courtney D Dinardo, Yan Sun, Paul Jung, Sanam Loghavi, Jalaja Potluri, Monique Dail, Brenda Chyla, Daniel A Pollyea
Faculty, Staff and Student Publications
No abstract provided.
Impact Of Mutational Landscape And Burden On Rbc Transfusion Response In Patients With Lower-Risk Myelodysplastic Syndromes (Lr-Mds) In The Commands Study, Rami S Komrokji, Sheida Hayati, Manuel Ugidos, Guillermo Garcia-Manero, Matteo Giovanni Della Porta, Amer M Zeidan, Valeria Santini, Uwe Platzbecker, Anita K Gandhi, Rajasekhar N V S Suragani
Impact Of Mutational Landscape And Burden On Rbc Transfusion Response In Patients With Lower-Risk Myelodysplastic Syndromes (Lr-Mds) In The Commands Study, Rami S Komrokji, Sheida Hayati, Manuel Ugidos, Guillermo Garcia-Manero, Matteo Giovanni Della Porta, Amer M Zeidan, Valeria Santini, Uwe Platzbecker, Anita K Gandhi, Rajasekhar N V S Suragani
Faculty, Staff and Student Publications
The COMMANDS trial established luspatercept as a first‐line treatment for anemia in transfusion‐dependent lower‐risk (LR) myelodysplastic syndromes (MDS). Here we report red blood cell (RBC) transfusion response analysis based on somatic mutations profile and disease risk for patients treated with luspatercept or epoetin alfa in the COMMANDS trial. Of 350 evaluable patients, 238 (68.0%) had MDS with multiple lineage dysplasia and ring sideroblasts (RS) according to World Health Organization 2016 criteria, and 320 (91.4%) had somatic mutations in ≥ 1 gene (median, 2) with median variant allele frequencies (VAF) of 2%–59%. Mutation profiles were similar in the treatment groups. Luspatercept …
Clemastine Ameliorates Cognitive Deficits In An Experimental Rat Model Of Chronic Cerebral Hypoperfusion, Xuemei Zong, Zhihai Huang, Fanfei Kong, Yu Feng, Yulan Zhang, Peibin Zou, Hung Wen Lin, David C Hess, Quanguang Zhang
Clemastine Ameliorates Cognitive Deficits In An Experimental Rat Model Of Chronic Cerebral Hypoperfusion, Xuemei Zong, Zhihai Huang, Fanfei Kong, Yu Feng, Yulan Zhang, Peibin Zou, Hung Wen Lin, David C Hess, Quanguang Zhang
Faculty, Staff and Student Publications
Chronic cerebral hypoperfusion (CCH) profoundly affects patient well-being and has been proposed as a risk factor for cognitive impairment and dementia. However, due to the limited understanding of the pathophysiology of CCH, there are currently no effective preventive or therapeutic approaches for CCH-associated cognitive impairment. Therefore, identifying new targets for CCH is essential to bridge this knowledge gap. In this study, we sought to determine whether enhanced myelination could prevent cognitive impairment associated with CCH. Experimental CCH was induced via bilateral common carotid artery occlusion (BCCAO) in rats, and clemastine, a well-established pro-myelinating agent, was administered to boost myelin renewal. …