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Articles 22741 - 22770 of 29675
Full-Text Articles in Entire DC Network
A Novel Flow Cytometric Assay To Identify Inhibitors Of Rbpj-Dna Interactions, Robert J. Lake, Mark K. Haynes, Kostiantyn Dreval, Rabeya Bilkis, Larry A. Sklar, Hua-Ying Fan
A Novel Flow Cytometric Assay To Identify Inhibitors Of Rbpj-Dna Interactions, Robert J. Lake, Mark K. Haynes, Kostiantyn Dreval, Rabeya Bilkis, Larry A. Sklar, Hua-Ying Fan
Pathology Research and Scholarship
Notch signaling is often involved in cancer cell initiation and proliferation. Aberrant Notch activation underlies more than 50% of T-cell acute lymphoblastic leukemia (T-ALL); accordingly, chemicals disrupting Notch signaling are of potential to treat Notch-dependent cancer. Here, we developed a flow cytometry-based high-throughput assay to identify compounds that disrupt the interactions of DNA and RBPJ, the major downstream effector of Notch signaling. From 1492 compounds, we identified 18 compounds that disrupt RBPJ-DNA interactions in a dose-dependent manner. Cell-based assays further revealed that auranofin downregulates Notch-dependent transcription and decreases RBPJ-chromatin interactions in cells. Most strikingly, T-ALL cells that depend on Notch …
Minimizing Surgical Blood Loss At Cesarean Hysterectomy For Placenta Previa With Evidence Of Placenta Increta Or Placenta Percreta: The State Of Play In 2020, John C. Kingdom, Sebastian R. Hobson, Ally Murji, Lisa Allen, Rory C. Windrim, Evelyn Lockhart, Sally L. Collins, Hooman Soleymani Majd, Moiad Alazzam, Feras Naaisa, Alireza A. Shamshirsaz, Michael A. Belfort, Karin A. Fox
Minimizing Surgical Blood Loss At Cesarean Hysterectomy For Placenta Previa With Evidence Of Placenta Increta Or Placenta Percreta: The State Of Play In 2020, John C. Kingdom, Sebastian R. Hobson, Ally Murji, Lisa Allen, Rory C. Windrim, Evelyn Lockhart, Sally L. Collins, Hooman Soleymani Majd, Moiad Alazzam, Feras Naaisa, Alireza A. Shamshirsaz, Michael A. Belfort, Karin A. Fox
Pathology Research and Scholarship
The evolution of multidisciplinary team-based care for women with placenta accreta spectrum disorder has delivered stepwise improvements in clinical outcomes. Central to this overall goal is the ability to limit blood loss at surgery. Placement of inflatable balloons within the pelvic arteries, most commonly in the anterior divisions of the internal iliac arteries, became popular in many centers, at the expense of prolonging surgical care and with attendant risks of vascular injury. In tandem, the need to expose pelvic sidewall anatomy to safely identify the course of the ureters re-popularized the alternative strategy of ligating the same anterior divisions of …
Ascites In The "Tafro" Syndrome: Does The Squeeze Make The Juice, Aamer Abbass, Sameen Khalid, Laura Toth, Steven Eberhardt, Denis Mccarthy
Ascites In The "Tafro" Syndrome: Does The Squeeze Make The Juice, Aamer Abbass, Sameen Khalid, Laura Toth, Steven Eberhardt, Denis Mccarthy
Pathology Research and Scholarship
A 41-year-old healthy female underwent cholecystectomy due to symptomatic gallstone related acute cholecystitis. A week later she was readmitted with fatigue, low grade fever, worsening pallor, generalized edema including bilateral leg swelling and abdominal distension with pain. Laboratory evaluation showed mild normocytic anemia (Hgb 7 g/dL [12–16 g/dL]), mean corpuscular volume 92 fL (80–100 fL), mild leukocytosis with WBC count 12,000/µL (4000–11,000/µL), thrombocytopenia (platelet count 55,000/µL [150,000–400,000/µL]). Comprehensive metabolic panel showed normal serum electrolytes, blood urea nitrogen, creatinine, and liver profile, except for low serum total protein of 5.1 g/dL (6.1–8.2 g/dL) and hypoalbuminemia (albumin 2.4 g/dL [3.4–4.7 g/dL]). Urinalysis …
Postmortem Computed Tomography In Firearm Homicides: A Retrospective Case Series, Marloes E M Vester, Kurt B Nolte, Gary M. Hatch, Chandra Y. Gerrard, Reinoud D. Stoel, Rick R. Van Rijn
Postmortem Computed Tomography In Firearm Homicides: A Retrospective Case Series, Marloes E M Vester, Kurt B Nolte, Gary M. Hatch, Chandra Y. Gerrard, Reinoud D. Stoel, Rick R. Van Rijn
Pathology Research and Scholarship
Postmortem computed tomography (PMCT) is integrated into the evaluation of decedents in several American medical examiner offices and medicolegal death investigative centers in many other countries. We retrospectively investigated the value of PMCT in a series of firearm homicide cases from a statewide centralized medical examiner's office that occurred during 2016. Autopsies were performed or supervised by board-certified forensic pathologists who reviewed the PMCT scans prior to autopsy. PMCT scans were re-evaluated by a forensic radiologist blinded to the autopsy findings and scored by body region (head-neck, thoracoabdominal, and extremities). Injury discrepancies were scored using a modified Goldman classification and …
Population-Level Covid-19 Mortality Risk For Non-Elderly Individuals Overall And For Non-Elderly Individuals Without Underlying Diseases In Pandemic Epicenters, John P.A. Ioannidis, Cathrine Axfors, Despina G. Contopoulos-Ioannidis
Population-Level Covid-19 Mortality Risk For Non-Elderly Individuals Overall And For Non-Elderly Individuals Without Underlying Diseases In Pandemic Epicenters, John P.A. Ioannidis, Cathrine Axfors, Despina G. Contopoulos-Ioannidis
All publications
Objective: To provide estimates of the relative rate of COVID-19 death in people < 65 years old versus older individuals in the general population, the absolute risk of COVID-19 death at the population level during the first epidemic wave, and the proportion of COVID-19 deaths in non-elderly people without underlying diseases in epicenters of the pandemic.
Eligible data: Cross-sectional survey of countries and US states with at least 800 COVID-19 deaths as of April 24, 2020 and with information on the number of deaths in people with age < 65. Data were available for 14 countries (Belgium, Canada, France, Germany, India, Ireland, Italy, Mexico, Netherlands, Portugal, Spain, Sweden, Switzerland, UK) and 13 US states (California, Connecticut, Florida, Georgia, Illinois, Indiana, Louisiana, Maryland, Massachusetts, Michigan, New Jersey, New York, Pennsylvania). We also examined available data on COVID-19 deaths in people with age
Main outcome measures: Proportion of COVID-19 deaths in people < 65 years old; relative mortality rate of COVID-19 death in people < 65 versus ≥ 65 years old; absolute risk of COVID-19 death in people < 65 and in those ≥ 80 years old in the general population as of June 17, 2020; absolute COVID-19 mortality rate expressed as equivalent of mortality rate from driving a motor vehicle.
Results: Individuals with age < 65 account for 4.5–11.2% of all COVID-19 deaths in European countries and Canada, 8.3–22.7% in the US locations, and were the majority in India and Mexico. People < 65 years old had 30- to 100-fold lower risk of COVID-19 death than those ≥ 65 years old in 11 European countries and Canada, 16- to 52-fold lower risk in US locations, and less than 10-fold in India and Mexico. The absolute risk of COVID-19 death as of June 17, 2020 for people < 65 years old in high-income countries ranged from 10 (Germany) to 349 per million (New Jersey) and it was 5 per million in India and 96 per million in Mexico. The absolute risk of COVID-19 death for people ≥ 80 years old ranged from 0.6 (Florida) to 17.5 per thousand (Connecticut). The COVID-19 mortality rate in people < 65 years old during the period of fatalities from the epidemic was equivalent to the mortality rate from driving between 4 and 82 miles per day for 13 countries and 5 states, and was higher (equivalent to the mortality rate from driving 106–483 miles per day) for 8 other states and the UK. People < 65 years old without underlying predisposing conditions accounted for only 0.7–3.6% of all COVID-19 deaths in France, Italy, Netherlands, Sweden, Georgia, and New York City and 17.7% in Mexico.
Conclusions: People < 65 years old have very small risks of COVID-19 death even in pandemic epicenters and deaths for people < 65 years without underlying predisposing conditions are remarkably uncommon. Strategies focusing specifically on protecting high-risk elderly individuals should be considered in managing the pandemic.
Cadmium Exposure Activates Akt/Erk Signaling And Pro-Inflammatory Cox-2 Expression In Human Gallbladder Epithelial Cells Via A Ros Dependent Mechanism, Priyanka Sharma, Trevar S. Caldwell, Megan N. Rivera, Rama R. Gullapalli
Cadmium Exposure Activates Akt/Erk Signaling And Pro-Inflammatory Cox-2 Expression In Human Gallbladder Epithelial Cells Via A Ros Dependent Mechanism, Priyanka Sharma, Trevar S. Caldwell, Megan N. Rivera, Rama R. Gullapalli
Pathology Research and Scholarship
Gallbladder cancer (GBC) is the commonest biliary tract cancer with an ill-defined etiology. We examined the role of Cd+2 exposures in a primary human gallbladder (GB) cell line model in this study. Cd+2 exposures induced decreased cell viability, reactive oxygen species (ROS) generation, altered Akt/ERK signaling pathway activation, PGE2 and COX-2 expression in a human primary gallbladder epithelial cell model. Pharmacological inhibitors were used to determine the key drivers of elevated COX-2 expression due to Cd+2 exposure. Our results show Cd+2 causes a dose- dependent reduction in GB cell viability (EC50 value – 18.6 μM). Dose-dependent activation of phospho-Akt and …
How Do I Manage Long-Term Blood Component Shortages In A Hospital Transfusion Service, Claudia S. Cohn, Monica B. Pagano, Elizabeth S. Allen, Kathrine P. Frey, Thomas Gniadek, Parvez M. Lokhandwala, Colin H. Murphy, Jay S. Raval, Nancy M. Dunbar
How Do I Manage Long-Term Blood Component Shortages In A Hospital Transfusion Service, Claudia S. Cohn, Monica B. Pagano, Elizabeth S. Allen, Kathrine P. Frey, Thomas Gniadek, Parvez M. Lokhandwala, Colin H. Murphy, Jay S. Raval, Nancy M. Dunbar
Pathology Research and Scholarship
INTRODUCTION Temporary blood component shortages are common in some areas of the United States (US) and can usually be managed with short-term solutions.1However, a widespread, long-term shortage that leaves the blood industry with insufficient blood components to serve urgent medical needs requires additional mitigation strategies. The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) that caused the Coronavirus Disease 2019 (COVID-19) pandemic represents the greatest threat to the blood supply in recent memory. If the COVID-19 pandemic continues unchecked, the downward trend in blood collections will likely con-tinue.2Hospital transfusion services may be faced with unprecedented long-term shortages in blood products. A …
Guidance For Contemporary Use Of Biologics In Management Of Chronic Rhinosinusitis With Nasal Polyps: Discussion From A National Institutes Of Health-Sponsored Workshop, Lauren T Roland, Timothy L Smith, Rodney J Schlosser, Zachary M Soler, Anju T Peters, Tanya M Laidlaw, Benjamin S Bleier, Vijay Ramakrishnan, Elina Toskala, David W Kennedy, Amber U Luong
Guidance For Contemporary Use Of Biologics In Management Of Chronic Rhinosinusitis With Nasal Polyps: Discussion From A National Institutes Of Health-Sponsored Workshop, Lauren T Roland, Timothy L Smith, Rodney J Schlosser, Zachary M Soler, Anju T Peters, Tanya M Laidlaw, Benjamin S Bleier, Vijay Ramakrishnan, Elina Toskala, David W Kennedy, Amber U Luong
Faculty, Staff and Student Publications
BACKGROUND: Biologic medications are emerging as options for treating chronic rhinosinusitis with nasal polyps (CRSwNP). Several questions remain regarding patient selection, indications, clinical efficacy, and cost effectiveness.
METHODS: In November 2019, a group of physicians and scientists gathered to consider strategies for future studies regarding biologics. During the discussion, gaps in knowledge highlighted a need for a consensus on the present day use of biologics in polyp patients.
RESULTS: The goal of this guideline is to propose recommendations for the current use of biologics in CRSwNP as new evidence continues to emerge and inform practice.
CONCLUSION: We suggest that physicians …
Building Implementation Science In Nutrition, Andrea M. Warren, Edward A. Frongillo Jr., Rahul Rawat
Building Implementation Science In Nutrition, Andrea M. Warren, Edward A. Frongillo Jr., Rahul Rawat
Faculty Publications
The field of nutrition has been investing in the development of many nutrition-specific and -sensitive policies and programs aimed at improving population-level malnutrition in all its forms. When there is a need to learn about a new system, programmatic context, or target population to understand how to effectively deploy an intervention to help improve nutrition, it is important to be able to ask a broad range of questions, both in topic and in scope. Our aim is to provide a simple and conceptually clear definition and principles to elaborate the science of implementation for nutrition to distinguish it from other …
Developing Interagency Collaboration To Address The Opioid Epidemic: A Scoping Review Of Joint Criminal Justice And Healthcare Initiatives, Andrea J Yatsco, Tiffany Champagne-Langabeer, Travis F Holder, Angela L Stotts, James R Langabeer
Developing Interagency Collaboration To Address The Opioid Epidemic: A Scoping Review Of Joint Criminal Justice And Healthcare Initiatives, Andrea J Yatsco, Tiffany Champagne-Langabeer, Travis F Holder, Angela L Stotts, James R Langabeer
Library Staff Publications
BACKGROUND: With the current opioid epidemic impacting well over half of all counties across the United States, initiatives that encourage interagency collaboration between first responder organizations appear necessary to comprehensively address this crisis. Police, fire, and emergency medical services (EMS) are in a unique position to identify substance users and provide necessary resources to initiate treatment, yet there is not sufficient evidence of joint collaborative programs between law enforcement/first responders and healthcare providers.
METHODS: In this scoping review we examine the current state of joint criminal justice and healthcare interventions, specifically, opioid and substance use pre-arrest initiatives via emergency first …
Covid-19-Associated Psychiatric Symptoms In Health Care Workers: Viewpoint From Internal Medicine And Psychiatry Residents, Mohan Gautam, Madhupreet Kaur, Greg Mahr
Covid-19-Associated Psychiatric Symptoms In Health Care Workers: Viewpoint From Internal Medicine And Psychiatry Residents, Mohan Gautam, Madhupreet Kaur, Greg Mahr
Behavioral Health Articles
No abstract provided.
Impact Of Annual And Semi-Annual Mass Drug Administration For Lymphatic Filariasis And Onchocerciasis On Hookworm Infection In Côte D'Ivoire, Agodio Loukouri, Aboulaye Méité, Benjamin G. Koudou, Charles W. Goss, Daphne Lew, Gary J. Weil, Eliezer K. N'Goran, Peter U. Fischer
Impact Of Annual And Semi-Annual Mass Drug Administration For Lymphatic Filariasis And Onchocerciasis On Hookworm Infection In Côte D'Ivoire, Agodio Loukouri, Aboulaye Méité, Benjamin G. Koudou, Charles W. Goss, Daphne Lew, Gary J. Weil, Eliezer K. N'Goran, Peter U. Fischer
Open Access Publications
Mass Drug Administration (MDA) programs to eliminate Lymphatic Filariasis (LF) in western Africa use the anthelminthics ivermectin plus albendazole. These drugs have the potential to impact also Soil-Transmitted Helminth (STH) infections, since the drugs have a broad range of anthelminthic activity. Integration of preventive chemotherapy efforts for LF, onchocerciasis and STH is recommended by the World Health Organization (WHO) in order to avoid duplication of MDA and to reduce costs. The objective of the current study was to determine whether five semi-annual rounds of community-wide MDA to eliminate LF and onchocerciasis have a greater impact on STH than three annual …
The Effect Of Including Benchmark Prevalence Data Of Common Imaging Findings In Spine Image Reports On Health Care Utilization Among Adults Undergoing Spine Imaging: A Stepped-Wedge Randomized Clinical Trial, Jeffrey G. Jarvik, Eric N. Meier, Kathryn T. James, Laura S. Gold, Katherine W. Tan, Larry G. Kessler, Pradeep Suri, David F. Kallmes, Daniel C. Cherkin, Richard A. Deyo, Karen J. Sherman, Safwan S. Halabi, Bryan A. Comstock, Patrick H. Luetmer, Andrew L. Avins, Sean D. Rundell, Brent Griffith, Janna L. Friedly, Danielle C. Lavallee, Kari A. Stephens, Judith A. Turner, Brian W. Bresnahan, Patrick J. Heagerty
The Effect Of Including Benchmark Prevalence Data Of Common Imaging Findings In Spine Image Reports On Health Care Utilization Among Adults Undergoing Spine Imaging: A Stepped-Wedge Randomized Clinical Trial, Jeffrey G. Jarvik, Eric N. Meier, Kathryn T. James, Laura S. Gold, Katherine W. Tan, Larry G. Kessler, Pradeep Suri, David F. Kallmes, Daniel C. Cherkin, Richard A. Deyo, Karen J. Sherman, Safwan S. Halabi, Bryan A. Comstock, Patrick H. Luetmer, Andrew L. Avins, Sean D. Rundell, Brent Griffith, Janna L. Friedly, Danielle C. Lavallee, Kari A. Stephens, Judith A. Turner, Brian W. Bresnahan, Patrick J. Heagerty
Diagnostic Radiology Articles
Importance: Lumbar spine imaging frequently reveals findings that may seem alarming but are likely unrelated to pain. Prior work has suggested that inserting data on the prevalence of imaging findings among asymptomatic individuals into spine imaging reports may reduce unnecessary subsequent interventions.
Objective: To evaluate the impact of including benchmark prevalence data in routine spinal imaging reports on subsequent spine-related health care utilization and opioid prescriptions.
Design, Setting, and Participants: This stepped-wedge, pragmatic randomized clinical trial included 250 401 adult participants receiving care from 98 primary care clinics at 4 large health systems in the United States. Participants had imaging …
Covid-19 Pathways For Brain And Heart Injury In Comorbidity Patients: A Role Of Medical Imaging And Artificial Intelligence-Based Covid Severity Classification: A Review., Jasjit S Suri, Anudeep Puvvula, Mainak Biswas, Misha Majhail, Luca Saba, Gavino Faa, Inder M Singh, Ronald Oberleitner, Monika Turk, Paramjit S Chadha, Amer M Johri, J Miguel Sanches, Narendra N Khanna, Klaudija Viskovic, Sophie Mavrogeni, John R Laird, Gyan Pareek, Martin Miner, David W Sobel, Antonella Balestrieri, Petros P Sfikakis, George Tsoulfas, Athanasios Protogerou, Durga Prasanna Misra, Vikas Agarwal, George D Kitas, Puneet Ahluwalia, Raghu Kolluri, Jagjit Teji, Mustafa Al Maini, Ann Agbakoba, Surinder K Dhanjil, Meyypan Sockalingam, Ajit Saxena, Andrew Nicolaides, Aditya Sharma, Vijay Rathore, Janet N A Ajuluchukwu, Mostafa Fatemi, Azra Alizad, Vijay Viswanathan, Pudukode R Krishnan, Subbaram Naidu
Covid-19 Pathways For Brain And Heart Injury In Comorbidity Patients: A Role Of Medical Imaging And Artificial Intelligence-Based Covid Severity Classification: A Review., Jasjit S Suri, Anudeep Puvvula, Mainak Biswas, Misha Majhail, Luca Saba, Gavino Faa, Inder M Singh, Ronald Oberleitner, Monika Turk, Paramjit S Chadha, Amer M Johri, J Miguel Sanches, Narendra N Khanna, Klaudija Viskovic, Sophie Mavrogeni, John R Laird, Gyan Pareek, Martin Miner, David W Sobel, Antonella Balestrieri, Petros P Sfikakis, George Tsoulfas, Athanasios Protogerou, Durga Prasanna Misra, Vikas Agarwal, George D Kitas, Puneet Ahluwalia, Raghu Kolluri, Jagjit Teji, Mustafa Al Maini, Ann Agbakoba, Surinder K Dhanjil, Meyypan Sockalingam, Ajit Saxena, Andrew Nicolaides, Aditya Sharma, Vijay Rathore, Janet N A Ajuluchukwu, Mostafa Fatemi, Azra Alizad, Vijay Viswanathan, Pudukode R Krishnan, Subbaram Naidu
Trauma and Acute Care Articles
Artificial intelligence (AI) has penetrated the field of medicine, particularly the field of radiology. Since its emergence, the highly virulent coronavirus disease 2019 (COVID-19) has infected over 10 million people, leading to over 500,000 deaths as of July 1st, 2020. Since the outbreak began, almost 28,000 articles about COVID-19 have been published (https://pubmed.ncbi.nlm.nih.gov); however, few have explored the role of imaging and artificial intelligence in COVID-19 patients-specifically, those with comorbidities. This paper begins by presenting the four pathways that can lead to heart and brain injuries following a COVID-19 infection. Our survey also offers insights into the role that imaging …
Which Internal Medicine Clerkship Characteristics Are Associated With Students' Performance On The Nbme Medicine Subject Exam? A Multi-Institutional Analysis., Matthew M. Fitz, William Adams, Steven A. Haist, Karen E. Hauer, Linette P. Ross, Amanda Raff, Gauri Agarwal, T. Robert Vu, Jonathan Appelbaum, Valerie J. Lang, Chad Miller, Cyril Grum, Mark Fagan, Jennifer Foster, Hilary F. Ryder, Bruce Houghton, Ryan Nall, Amy Shaheen, Michael Elnicki, Anna Donovan, Stuart Kiken, Cynthia Ledford, Shobhina Chheda, Doug Paauw, Blake Barker, Maureen Lowery, Nina Mingioni, Deepti Rao, William Kelly
Which Internal Medicine Clerkship Characteristics Are Associated With Students' Performance On The Nbme Medicine Subject Exam? A Multi-Institutional Analysis., Matthew M. Fitz, William Adams, Steven A. Haist, Karen E. Hauer, Linette P. Ross, Amanda Raff, Gauri Agarwal, T. Robert Vu, Jonathan Appelbaum, Valerie J. Lang, Chad Miller, Cyril Grum, Mark Fagan, Jennifer Foster, Hilary F. Ryder, Bruce Houghton, Ryan Nall, Amy Shaheen, Michael Elnicki, Anna Donovan, Stuart Kiken, Cynthia Ledford, Shobhina Chheda, Doug Paauw, Blake Barker, Maureen Lowery, Nina Mingioni, Deepti Rao, William Kelly
Division of Internal Medicine Faculty Papers & Presentations
PURPOSE: To identify which internal medicine clerkship characteristics may relate to NBME Medicine Subject Examination scores, given the growing trend toward earlier clerkship start dates.
METHOD: The authors used linear mixed effects models (univariable and multivariable) to determine associations between medicine exam performance and clerkship characteristics (longitudinal status, clerkship length, academic start month, ambulatory clinical experience, presence of a study day, involvement in a combined clerkship, preclinical curriculum type, medicine exam timing). Additional covariates included number of NBME clinical subject exams used, number of didactic hours, use of a criterion score for passing the medicine exam, whether medicine exam performance …
Nsaids For Analgesia In The Era Of Covid-19, Daniel L Herzberg, Harry P Sukumaran, Eugene R. Viscusi
Nsaids For Analgesia In The Era Of Covid-19, Daniel L Herzberg, Harry P Sukumaran, Eugene R. Viscusi
Department of Anesthesiology Faculty Papers
Globally, non-steroidal anti-inflammatory drugs (NSAIDs) are highly used to treat pain. With the rise of the COVID-19 pandemic, the safety of NSAIDs use has been called into question. These concerns are worthy of review. At present, there is no compelling data showing that NSAIDs worsen the severity of COVID-19 symptoms or increase one's likelihood of contracting the illness. For patients in pain and without symptoms that could potentially be attributed to COVID-19 (cough, fevers/chills, lethargy, myalgias, anosmia and so on), NSAIDs should continue to remain a viable option to provide analgesia to patients in need.
Empirical Fluoroquinolones Versus Broad-Spectrum Beta-Lactams For Gram-Negative Bloodstream Infections In The Absence Of Antimicrobial Resistance Risk Factors, Majdi N. Al-Hasan, Alyssa P. Gould, Chelsea Drennan, Olivia Hill, Julie Ann Justo, Joseph Kohn, P Brandon Bookstaver
Empirical Fluoroquinolones Versus Broad-Spectrum Beta-Lactams For Gram-Negative Bloodstream Infections In The Absence Of Antimicrobial Resistance Risk Factors, Majdi N. Al-Hasan, Alyssa P. Gould, Chelsea Drennan, Olivia Hill, Julie Ann Justo, Joseph Kohn, P Brandon Bookstaver
Faculty Publications
OBJECTIVES: Increasing antimicrobial resistance rates limit empirical antimicrobial treatment options for Gram-negative bloodstream infections (GN-BSI). However, antimicrobial resistance may be predicted based on patient-specific risk factors using precision medicine concepts. This retrospective, 1:2 matched cohort examined clinical outcomes in hospitalized adults without major risk factors for antimicrobial resistance receiving empirical fluoroquinolones or broad-spectrum beta-lactams (BSBL) for GN-BSI at Prisma Health-Midlands hospitals in Columbia, SC, USA from January 2010 through June 2015. METHODS: Multivariable logistic regression was used to examine early treatment failure at 72-96 h from GN-BSI. Cox proportional hazards regression was used to examine 28-day mortality and hospital length …
Efficacy Of Hydroxychloroquine And Tocilizumab In Patients With Covid-19: Single-Center Retrospective Chart Review., Sohaib Roomi, Waqas Ullah, Faizan Ahmed, Soban Farooq, Usama Sadiq, Asad Chohan, Munnam Jafar, Maryum Saddique, Shristi Khanal, Robert Watson, Margot Boigon
Efficacy Of Hydroxychloroquine And Tocilizumab In Patients With Covid-19: Single-Center Retrospective Chart Review., Sohaib Roomi, Waqas Ullah, Faizan Ahmed, Soban Farooq, Usama Sadiq, Asad Chohan, Munnam Jafar, Maryum Saddique, Shristi Khanal, Robert Watson, Margot Boigon
Abington Jefferson Health Papers
BACKGROUND: During the initial phases of the COVID-19 pandemic, there was an unfounded fervor surrounding the use of hydroxychloroquine (HCQ) and tocilizumab (TCZ); however, evidence on their efficacy and safety have been controversial.
OBJECTIVE: The purpose of this study is to evaluate the overall clinical effectiveness of HCQ and TCZ in patients with COVID-19. We hypothesize that HCQ and TCZ use in these patients will be associated with a reduction in in-hospital mortality, upgrade to intensive medical care, invasive mechanical ventilation, or acute renal failure needing dialysis.
METHODS: A retrospective cohort study was performed to determine the impact of HCQ …
Reliability And Validity Of The English Version Of The Aospine Prost (Patient Reported Outcome Spine Trauma), Said Sadiqi, Marcel F Dvorak, Alex R. Vaccaro, Gregory D. Schroeder, Marcel W Post, Lorin M Benneker, Frank Kandziora, S Rajasekaran, Klaus J Schnake, Emiliano N Vialle, F Cumhur Oner
Reliability And Validity Of The English Version Of The Aospine Prost (Patient Reported Outcome Spine Trauma), Said Sadiqi, Marcel F Dvorak, Alex R. Vaccaro, Gregory D. Schroeder, Marcel W Post, Lorin M Benneker, Frank Kandziora, S Rajasekaran, Klaus J Schnake, Emiliano N Vialle, F Cumhur Oner
Department of Orthopaedic Surgery Faculty Papers
STUDY DESIGN: Multicenter validation study.
OBJECTIVE: The aim of this study was to translate and adapt the AOSpine PROST (Patient Reported Outcome Spine Trauma) into English, and test its psychometric properties among North-American spine trauma patients.
SUMMARY OF BACKGROUND DATA: In the absence of an outcome instrument specifically designed and validated for traumatic spinal column injury patients, it is difficult to measure the effect size of various treatment options. The AOSpine Knowledge Forum Trauma initiated a project and developed the AOSpine PROST consisting of 19 items.
METHODS: Patients were recruited from two level-1 North-American trauma centers. For concurrent validity, next …
Integrating Quality Improvement Into The Echo Model To Improve Care For Children And Youth With Epilepsy, Sucheta Joshi, Kari Gali, Linda Radecki, Amy Shah, Sarah Hueneke, Trisha Calabrese, Alexis Katzenbach, Ramesh Sachdeva, Lawrence Brown, Eve Kimball, Patience White, Peggy Mcmanus, David Wood, Eve-Lynn Nelson, Pattie Archuleta
Integrating Quality Improvement Into The Echo Model To Improve Care For Children And Youth With Epilepsy, Sucheta Joshi, Kari Gali, Linda Radecki, Amy Shah, Sarah Hueneke, Trisha Calabrese, Alexis Katzenbach, Ramesh Sachdeva, Lawrence Brown, Eve Kimball, Patience White, Peggy Mcmanus, David Wood, Eve-Lynn Nelson, Pattie Archuleta
Project ECHO Bibliography
OBJECTIVE: Project ECHO (Extension for Community Healthcare Outcomes), a telementoring program, utilizes lectures, case-based learning, and an "all teach-all learn" approach to increase primary care provider (PCP) knowledge/confidence in managing chronic health conditions. The American Academy of Pediatrics (AAP) Epilepsy and Comorbidities ECHO incorporated quality improvement (QI) methodology to create meaningful practice change, while increasing PCP knowledge/self-efficacy in epilepsy management using the ECHO model.
METHODS: Monthly ECHO sessions (May 2018 to December 2018) included lectures, case presentations/discussion, and QI review. Pediatric practices were recruited through the AAP. Practices engaged in ECHO sessions and improvement activities including monthly Plan-Do-Study-Act cycles, team …
Long Noncoding Rna H19x Is A Key Mediator Of Tgf-Β-Driven Fibrosi, Elena Pachera, Shervin Assassi, Gloria A Salazar, Mara Stellato, Florian Renoux, Adam Wunderlin, Przemyslaw Blyszczuk, Robert Lafyatis, Fina Kurreeman, Jeska De Vries-Bouwstra, Tobias Messemaker, Carol A Feghali-Bostwick, Gerhard Rogler, Wouter T Van Haaften, Gerard Dijkstra, Fiona Oakley, Maurizio Calcagni, Janine Schniering, Britta Maurer, Jörg Hw Distler, Gabriela Kania, Mojca Frank-Bertoncelj, Oliver Distler
Long Noncoding Rna H19x Is A Key Mediator Of Tgf-Β-Driven Fibrosi, Elena Pachera, Shervin Assassi, Gloria A Salazar, Mara Stellato, Florian Renoux, Adam Wunderlin, Przemyslaw Blyszczuk, Robert Lafyatis, Fina Kurreeman, Jeska De Vries-Bouwstra, Tobias Messemaker, Carol A Feghali-Bostwick, Gerhard Rogler, Wouter T Van Haaften, Gerard Dijkstra, Fiona Oakley, Maurizio Calcagni, Janine Schniering, Britta Maurer, Jörg Hw Distler, Gabriela Kania, Mojca Frank-Bertoncelj, Oliver Distler
Faculty, Staff and Student Publications
TGF-β is a master regulator of fibrosis, driving the differentiation of fibroblasts into apoptosis-resistant myofibroblasts and sustaining the production of extracellular matrix (ECM) components. Here, we identified the nuclear long noncoding RNA (lncRNA) H19X as a master regulator of TGF-β-driven tissue fibrosis. H19X was consistently upregulated in a wide variety of human fibrotic tissues and diseases and was strongly induced by TGF-β, particularly in fibroblasts and fibroblast-related cells. Functional experiments following H19X silencing revealed that H19X was an obligatory factor for TGF-β-induced ECM synthesis as well as differentiation and survival of ECM-producing myofibroblasts. We showed that H19X regulates DDIT4L gene …
The Vaso-Occlusive Pain Crisis In Sickle Cell Disease: Definition, Pathophysiology, And Management., Deepika S. Darbari, Vivien A. Sheehan, Samir K. Ballas
The Vaso-Occlusive Pain Crisis In Sickle Cell Disease: Definition, Pathophysiology, And Management., Deepika S. Darbari, Vivien A. Sheehan, Samir K. Ballas
Cardeza Foundation for Hematologic Research
Early diagnosis, treatment, and prevention of a vaso-occlusive crisis (VOC) are critical to the management of patients with sickle cell disease. It is essential to differentiate between VOC-associated pain and chronic pain, hyperalgesia, neuropathy, and neuropathic pain. The pathophysiology of VOCs includes polymerization of abnormal sickle hemoglobin, inflammation, and adhesion. Hydroxyurea, L-glutamine, crizanlizumab, and voxelotor have been approved by the US Food and Drug Administration for reducing the frequency of VOCs; the European Medicines Agency has approved only hydroxyurea. Other novel treatments are in late-stage clinical development in both the United States and the European Union. The development of agents …
The Impact Of Narratives And Active Video Games On Long-Term Moderate-To-Vigorous Physical Activity: A Randomized Controlled Trial Protocol, Dar Alon, Caio Victor Sousa, Tom Baranowski, Tiago V Barreira, Romina Cabrera-Perez, Kelly Chiu, Austin Fernandez, Amy Fleischman, Shirley Huang, Jungyun Hwang, Melanie C Green, I-Min Lee, Kelly Lee, Sarah Lessard, Lynne L Levitsky, Aika Misawa, Farzad Noubary, Ronald Samuels, Kyung Jin Sun, Debbe Thompson, Amy S Lu
The Impact Of Narratives And Active Video Games On Long-Term Moderate-To-Vigorous Physical Activity: A Randomized Controlled Trial Protocol, Dar Alon, Caio Victor Sousa, Tom Baranowski, Tiago V Barreira, Romina Cabrera-Perez, Kelly Chiu, Austin Fernandez, Amy Fleischman, Shirley Huang, Jungyun Hwang, Melanie C Green, I-Min Lee, Kelly Lee, Sarah Lessard, Lynne L Levitsky, Aika Misawa, Farzad Noubary, Ronald Samuels, Kyung Jin Sun, Debbe Thompson, Amy S Lu
Children’s Nutrition Research Center Staff Publications
Background: Although physical activity (PA) has been shown in helping prevent and treat obesity, current PA interventions are still not effective in ameliorating the obesity epidemic. Additional forms of PA need to be investigated to improve PA engagement and outcomes. We hypothesize that pairing a narrative (i.e., story) with an active video game (AVG), a less traditional form of PA, will increase participant engagement in PA. This paper presents the rationale, implementation, and pilot results of a study assessing the effect of narrative's impact on PA and a series of other health outcomes.
Objective: This paper presents the rationale, implementation, …
Fat And Fat-Free Mass Index References In Children And Young Adults: Assessments Along Racial And Ethnic Lines, Roman J Shypailo, William W Wong
Fat And Fat-Free Mass Index References In Children And Young Adults: Assessments Along Racial And Ethnic Lines, Roman J Shypailo, William W Wong
Children’s Nutrition Research Center Staff Publications
Background: Fat-free mass index (FFMI) and fat mass index (FMI) are superior to BMI and fat percentage in evaluating nutritional status. However, existing references fail to account for racial/ethnic differences in body composition among children.
Objectives: Our goal was to produce age-based normative references for FFMI and FMI in children for specific racial/ethnic groups.
Methods: Body composition, weight, and height were measured in 1122 normal healthy children aged 2-21 y. Bone mineral content measured by DXA, total body water by deuterium dilution, and total body potassium by whole-body γ counting were combined to calculate fat-free mass (FFM) and fat mass …
Redesigning Nursing Education To Build Healthier Communities: An Innovative Cross-Sector Collaboration., Beth Ann Swan, Peggy Hilden, Nikki West, Garrett Chan, Kathryn Shaffer, Judith G Berg, Mary Dickow, Deloras Jones
Redesigning Nursing Education To Build Healthier Communities: An Innovative Cross-Sector Collaboration., Beth Ann Swan, Peggy Hilden, Nikki West, Garrett Chan, Kathryn Shaffer, Judith G Berg, Mary Dickow, Deloras Jones
College of Nursing Faculty Papers & Presentations
Today's health care environment requires registered nurses to be prepared for an array of practice settings, providing care outside the hospital and directly in the community. There is increasing focus on wellness, prevention, access to care, and mental health services for an aging and more diverse population. To improve alignment of education with increasingly complex needs, donor-advised funding supported four prelicensure nursing schools to transform their curricula. Selected schools were guided through a curriculum redesign process emphasizing community and continuum of care. This innovation was consistent with meeting challenges to realize the Institute of Medicine's 2011 Future of Nursing recommendations.
Covid-19: Postmortem Diagnostic And Biosafety Considerations, J Matthew Lacy, Erin G. Brooks, Joshua Akers, Danielle Armstrong, Lauren Decker, Adam Gonzalez, William Humphrey, Romana Mayer, Matthew Miller, Catherine Perez, Jose Antonio Ruiz Arango, Lakshmanan Sathyavagiswaran, Wendy Stroh, Suzanne Utley
Covid-19: Postmortem Diagnostic And Biosafety Considerations, J Matthew Lacy, Erin G. Brooks, Joshua Akers, Danielle Armstrong, Lauren Decker, Adam Gonzalez, William Humphrey, Romana Mayer, Matthew Miller, Catherine Perez, Jose Antonio Ruiz Arango, Lakshmanan Sathyavagiswaran, Wendy Stroh, Suzanne Utley
Pathology Research and Scholarship
As a result of the 2019 novel human coronavirus (COVID-19) global spread, medical examiner/coroner offices will inevitably encounter increased numbers of COVID-19-infected decedents at autopsy. While in some cases a history of fever and/or respiratory distress (eg, cough or shortness of breath) may suggest the diagnosis, epidemiologic studies indicate that the majority of individuals infected with COVID-19 develop mild to no symptoms. Those dying with-but not of-COVID-19 may still be infectious, however. While multiple guidelines have been issued regarding autopsy protocol in cases of suspected COVID-19 deaths, there is some variability in the recommendations. Additionally, limited recommendations to date have …
Parental Intent To Initiate And Complete The Human Papillomavirus Vaccine Series In The Usa: A Nationwide, Cross-Sectional Survey, Kalyani Sonawane, Yenan Zhu, Jane R Montealegre, David R Lairson, Cici Bauer, Lindy U Mcgee, Anna R Giuliano, Ashish A Deshmukh
Parental Intent To Initiate And Complete The Human Papillomavirus Vaccine Series In The Usa: A Nationwide, Cross-Sectional Survey, Kalyani Sonawane, Yenan Zhu, Jane R Montealegre, David R Lairson, Cici Bauer, Lindy U Mcgee, Anna R Giuliano, Ashish A Deshmukh
Faculty, Staff and Student Publications
BACKGROUND: Human papillomavirus (HPV) vaccine uptake among US adolescents is primarily dependent on the intent of their parents. to the best of our knowledge, an analysis quantifying parental intent to initiate and complete the HPV vaccine series in the USA at both the national and state level has not been done. We aim to estimate parental intent to initiate and complete the HPV vaccine series at the national-level and state-level and to identify reasons for lack of intent to initiate and complete the vaccine series.
METHODS: This cross-sectional study uses data from the adolescent component of the 2017-18 National Immunization …
Reducing Antibiotic Prescribing And Addressing The Global Problem Of Antibiotic Resistance By Targeted Hygiene In The Home And Everyday Life Settings: A Position Paper, Jean-Yves Maillard, Sally F Bloomfield, Patrice Courvalin, Sabiha Y Essack, Sumanth Gandra, Charles P Gerba, Joseph R Rubino, Elizabeth A Scott
Reducing Antibiotic Prescribing And Addressing The Global Problem Of Antibiotic Resistance By Targeted Hygiene In The Home And Everyday Life Settings: A Position Paper, Jean-Yves Maillard, Sally F Bloomfield, Patrice Courvalin, Sabiha Y Essack, Sumanth Gandra, Charles P Gerba, Joseph R Rubino, Elizabeth A Scott
Open Access Publications
Antimicrobial resistance (AMR) continues to threaten global health. Although global and national AMR action plans are in place, infection prevention and control is primarily discussed in the context of health care facilities with home and everyday life settings barely addressed. As seen with the recent global SARS-CoV-2 pandemic, everyday hygiene measures can play an important role in containing the threat from infectious microorganisms. This position paper has been developed following a meeting of global experts in London, 2019. It presents evidence that home and community settings are important for infection transmission and also the acquisition and spread of AMR. It …
Adiponectin Gwas Loci Harboring Extensive Allelic Heterogeneity Exhibit Distinct Molecular Consequences, Cassandra N. Spracklen, Adam E. Locke, Et Al.
Adiponectin Gwas Loci Harboring Extensive Allelic Heterogeneity Exhibit Distinct Molecular Consequences, Cassandra N. Spracklen, Adam E. Locke, Et Al.
Open Access Publications
Loci identified in genome-wide association studies (GWAS) can include multiple distinct association signals. We sought to identify the molecular basis of multiple association signals for adiponectin, a hormone involved in glucose regulation secreted almost exclusively from adipose tissue, identified in the Metabolic Syndrome in Men (METSIM) study. With GWAS data for 9,262 men, four loci were significantly associated with adiponectin: ADIPOQ, CDH13, IRS1, and PBRM1. We performed stepwise conditional analyses to identify distinct association signals, a subset of which are also nearly independent (lead variant pairwise r2<0.01). Two loci exhibited allelic heterogeneity, ADIPOQ and CDH13. Of seven association signals at the ADIPOQ locus, two signals colocalized with adipose tissue expression quantitative trait loci (eQTLs) for three transcripts: trait-increasing alleles at one signal were associated with increased ADIPOQ and LINC02043, while trait-increasing alleles at the other signal were associated with decreased ADIPOQ-AS1. In reporter assays, adiponectin-increasing alleles at two signals showed corresponding directions of effect on transcriptional activity. Putative mechanisms for the seven ADIPOQ signals include a missense variant (ADIPOQ G90S), a splice variant, a promoter variant, and four enhancer variants. Of two association signals at the CDH13 locus, the first signal consisted of promoter variants, including the lead adipose tissue eQTL variant for CDH13, while a second signal included a distal intron 1 enhancer variant that showed ~2-fold allelic differences in transcriptional reporter activity. Fine-mapping and experimental validation demonstrated that multiple, distinct association signals at these loci can influence multiple transcripts through multiple molecular mechanisms.
The Effect Of Exposure To Long Working Hours On Stroke: A Systematic Review And Meta-Analysis From The Who/Ilo Joint Estimates Of The Work-Related Burden Of Disease And Injury, Alexis Descatha, Bradley A Evanoff, Et Al
The Effect Of Exposure To Long Working Hours On Stroke: A Systematic Review And Meta-Analysis From The Who/Ilo Joint Estimates Of The Work-Related Burden Of Disease And Injury, Alexis Descatha, Bradley A Evanoff, Et Al
Open Access Publications
BACKGROUND: The World Health Organization (WHO) and the International Labour Organization (ILO) are developing joint estimates of the work-related burden of disease and injury (WHO/ILO Joint Estimates), with contributions from a large network of individual experts. Evidence from mechanistic data and prior studies suggests that exposure to long working hours may cause stroke. In this paper, we present a systematic review and meta-analysis of parameters for estimating the number of deaths and disability-adjusted life years from stroke that are attributable to exposure to long working hours, for the development of the WHO/ILO Joint Estimates.
OBJECTIVES: We aimed to systematically review …