Abstracts tagged "Biomarkers"

Abstract Number: L15 • ACR Convergence 2021
A Predictive Diagnostic Model for IgA Vasculitis Based on a Metabolomic Approach
Alexandre Boissais¹, Hélène Blasco², Patrick Emond³, Antoine Lefevre², Adrien Bigot⁴, denis Mulleman⁵, François Maillot⁴ and Alexandra Audemard-Verger⁴, ¹Medical University of Tours, Tours, France, ²Biochemistry and Molecular Biology Department, Tours, France, ³In vitro Nuclear Medicine Department, Tours, France, ⁴Department of Internal Medicine, Tours, France, ⁵Rheumatology Department, Tours, France
Background/Purpose: IgA vasculitis is a rare systemic disease that is life-threatening mainly due to digestive or renal involvement. To date, there is no reliable diagnostic…
Abstract Number: 0213 • ACR Convergence 2021
Quantitative Assessment of Volumetric Change in Hip Effusion Using Artificial Intelligence in Patients with Osteoarthritis of the Hip
Jacob Jaremko¹, Banafshe Felfeliyan², Abhilash Hareendranathan¹, Bashiar Thejeel¹, Vanessa Quinn-Laurin¹, Mikkel Ostergaard³, Philip Conaghan⁴, Robert Lambert¹, Janet Ronsky² and Walter Maksymowych¹, ¹University of Alberta, Edmonton, AB, Canada, ²University of Calgary, Calgary, AB, Canada, ³Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Rigshospitalet, Glostrup, and Department of Clinical Medicine, University of Copenhagen, Glostrup, Denmark, ⁴Leeds Institute of Rheumatic and Musculoskeletal Medicine, University of Leeds, Leeds, United Kingdom
Background/Purpose: Accurate quantification of hip effusion volume may aid effective OA management as synovitis of the hip has been associated with pain and structural damage…
Abstract Number: 0395 • ACR Convergence 2021
RNA Polymerase III Autoantibody Levels and Risk of Systemic Sclerosis in Patients with Raynaud Phenomenon
Megan Lockwood¹, Yuqing Zhang², Marcy Bolster¹, Sara Schoenfeld¹, Xiaoqing Fu¹, Seth Brownmiller¹, Ana Fernandes¹ and Flavia Castelino¹, ¹Massachusetts General Hospital, Boston, MA, ²Massachusetts General Hospital, Quincy, MA
Background/Purpose: Raynaud phenomenon is often the initial manifestation in systemic sclerosis (SSc) and can precede other SSc symptoms by years (1). Several SSc-specific autoantibodies are…
Abstract Number: 0790 • ACR Convergence 2021
Unraveling Heterogeneity Within ACPA-negative Rheumatoid Arthritis; The Subgroup of Patients with a Strong Clinical and Serological Response to Initiation of DMARD-treatment Favor Disease Resolution
Marloes Verstappen¹, Hanna van Steenbergen², Pascal de Jong³ and Annette H.M van der Helm-van Mil¹, ¹Leiden University Medical Center, Leiden, Netherlands, ²Leiden Univeristy Medical Center, Leiden, Netherlands, ³Erasmus MC, Hendrik Ido Ambacht, Netherlands
Background/Purpose: Rheumatoid arthritis (RA) is a heterogeneous disease, especially ACPA-negative-RA. This is reflected by differences in long-term outcomes, ranging from refractory RA to sustained-DMARD-free-remission(SDFR; sustained…
Abstract Number: 1130 • ACR Convergence 2021
Osteoarthritis Patients Feel Their Tissue Remodeling
Anne-Christine Bay-Jensen¹, Yi He², Christian Thudium¹ and Morten Karsdal³, ¹Nordic Bioscience, Herlev, Denmark, ²Nordic Bioscience A/S, Herlev, Denmark, ³Nordic Bioscience, Herlev
Background/Purpose: Osteoarthritis (OA) is a chronic disease characterized by pain and disability. Central to the revised FDA guidelines for the approval of a disease modifying…
Abstract Number: 1353 • ACR Convergence 2021
Whole Blood Transcriptional Changes Following Treatment with Filgotinib in Patients with Psoriatic Arthritis
Dafna Gladman¹, Yihua Liu², Oh Kyu Yoon², Mona Trivedi², René Galien³, Robin Besuyen⁴, Vlad Malkov², Angie Hertz² and Vinod Chandran¹, ¹Schroeder Arthritis Institute, Krembil Research Institute, Toronto Western Hospital, Toronto, ON, Canada, ²Gilead Sciences, Foster City, CA, ³Galapagos NV, Romainvulle, France, ⁴Galapagos BV, Leiden, Netherlands
Background/Purpose: Psoriatic arthritis (PsA) is a chronic inflammatory autoimmune disease characterized by musculoskeletal and skin inflammation. Selective inhibition of Janus kinase 1 (JAK1) has the…
Abstract Number: 1667 • ACR Convergence 2021
Efficacy of Plasma Phosphoethanolamine as a Biomarker for Rheumatoid Arthritis-associated Depression
Yusuke Miwa¹, Yoshiaki Ohashi², Hajime Tomatsu³ and Yuko Mitamura⁴, ¹Division of Rheumatology, Department of Medicine, School of Medicine, Showa University, Tokyo, Japan, ²HMT Biomedical Inc., Yokohama, Japan, ³HMT Biomedical Inc., Chuo, Japan, ⁴Department of Nursing, Showa University School of Nursing and Rehabilitation Sciences, Shinagawa-ku, Japan
Background/Purpose: The odds of patients with rheumatoid arthritis (RA) experiencing depression is 1.42 (95% CI: 1.3–1.5; approximately 15% of patients) compared with healthy individuals. Diagnosis…
Abstract Number: 0281 • ACR Convergence 2021
Unsupervised Machine Learning of Expanded Autoantibodies, Cytokines, and Chemokines Improves the Identification of Interstitial Lung Disease in Rheumatoid Arthritis
Bryant England¹, Dana Ascherman², Michael Duryee¹, Carlos Hunter¹, Yangyuna Yang¹, Punyasha Roul¹, Harlan Sayles¹, Fang Yu¹, Jill Poole¹, Joshua Baker³, Geoffrey Thiele¹ and Ted Mikuls¹, ¹University of Nebraska Medical Center, Omaha, NE, ²University of Pittsburgh, Pittsburgh, PA, ³University of Pennsylvania, Philadelphia, PA
Background/Purpose: Interstitial lung disease (ILD) frequently complicates the rheumatoid arthritis (RA) disease course, leading to significant morbidity and premature mortality. RA-ILD may be underdiagnosed or…
Abstract Number: 0423 • ACR Convergence 2021
Urine and Plasma Complement Ba Levels During Flares of Nephritis in Patients with ANCA-Associated Vasculitis
Salem Almaani¹, Huijuan Song², Meshora Sthanithra², Christopher Toy², Anna Levesque², Lynn Fussner³, Alexa Meara³, Haikady Nagaraja², David Cuthbertson⁴, Nader Khalidi⁵, CURRY LEE MD KOENING⁶, Carol Langford⁷, Carol McAlear⁸, Larry Moreland⁹, Christian Pagnoux¹⁰, Philip Seo¹¹, Antoine Sreih¹², Kenneth Warrington¹³, Paul Monach¹⁴, Peter Merkel⁸, Brad Rovin³ and Dan Birmingham², ¹Ohio State University Medical Center, Columbus, OH, ²Ohio State university, Columbus, OH, ³Ohio State University Wexner Medical Center, Columbus, OH, ⁴University of South Florida, Tampa, FL, ⁵McMaster University, Hamilton, ON, Canada, ⁶LIMITED TO OFFICIAL UNIVERSITY DUTIES ONLY, Salt Lake City, UT, ⁷Cleveland Clinic, Moreland Hills, OH, ⁸University of Pennsylvania, Philadelphia, PA, ⁹University of Colorado, Denver, CO, ¹⁰Mount Sinai Hospital, Toronto, ON, Canada, ¹¹Johns Hopkins University, Baltimore, MD, ¹²Univeristy of Pennsylvania, Philadelphia, PA, ¹³Mayo Clinic, Rochester, Minnesota, ¹⁴Brigham and Women's Hospital, Boston, MA
Background/Purpose: The alternative complement pathway has been implicated in the pathogenesis of ANCA-associated vasculitis (AAV), however it is not clear whether activation of complement occurs…
Abstract Number: 0800 • ACR Convergence 2021
Digital Spatial Profiling Reveals Distinct Synovial Tissue Transcriptomic Signature of Sustained Disease Remission in Rheumatoid Arthritis Patients at Risk of Disease Flare After Treatment Tapering or Discontinuation
Stefano Alivernini¹, Simone Perniola², Marco Gessi³, Maria Rita Gigante⁴, Clara Di Mario⁵, Luca Petricca⁴, Dario Bruno⁵, Laura Bui¹, Annamaria Paglionico¹, Valentina Varriano¹, Maria Antonietta D'Agostino⁶, Barbara Tolusso¹ and Elisa Gremese⁷, ¹Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy, ²Fondazione Policlinico Universitario A. Gemelli IRCCS - University of Verona, Santeramo in Colle, Italy, ³Fondazione PoliclinicoUniversitario A. Gemelli IRCCS, Rome, Italy, ⁴Division of Rheumatology, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy, ⁵Division of Rheumatology, Università Cattolica del Sacro Cuore, Rome, Italy, ⁶Fondazione Policlinico Universitario A. Gemelli IRCCS - Università Cattolica del Sacro Cuore, Rome, Italy, ⁷Division of Rheumatology, Fondazione Policlinico Universitario A. Gemelli IRCCS, Roma, Italy
Background/Purpose: Sustained disease remission is the treatment goal for Rheumatoid Arthritis (RA) leading patients to be eligible to treatment tapering or discontinuation. However, disease flare…
Abstract Number: 1204 • ACR Convergence 2021
CXCL13 Outranges DAS28CRP and CRP as Predictor of Long-term Radiographic Status in Early Rheumatoid Arthritis
Stinne Greisen¹, Merete Hetland², Mikkel Ostergaard³, Kim Horslev-Petersen⁴, Peter Junker⁵, Kristian Stengaard-Petersen⁶, Malene Hvid¹ and Bent Deleuran¹, ¹Aarhus University, Aarhus, Denmark, ²DANBIO and COPECARE, Centre for Rheumatology and Spine Diseases, Rigshospitalet, Glostrup, Denmark, ³Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Rigshospitalet, Glostrup, and Department of Clinical Medicine, University of Copenhagen, Glostrup, Denmark, ⁴King Christian 10th Hospital for the Rheumatic Diseases, and University of Southern Denmark, Aabenraa, Denmark, ⁵Department of Rheumatology, Odense University Hospital, Odense C, Denmark, ⁶Department of Rheumatology, Aarhus University Hospital, Aarhus, Denmark
Background/Purpose: In a cohort of early rheumatoid arthritis (eRA) patients, we recently showed that early and aggressive treatment led to remission and limited erosive progression…
Abstract Number: 1381 • ACR Convergence 2021
Chemokines CCL2 and CCL17 as Potential Serum Biomarkers for Interstitial Lung Disease in Systemic Sclerosis
Imon Barua¹, Håvard Fretheim², Hilde Jenssen Bjørkekjær³, Henriette Didriksen⁴, Oyvind Midtvedt², Trond Mogens AAløkken², Torhild Garen⁵, Oyvind Molberg⁶, John Belperio⁷ and Anna-Maria Hoffmann-Vold¹, ¹Department of Rheumatology, Oslo University Hospital, Oslo, Norway, ²Oslo University Hospital, Oslo, Norway, ³Department of Rheumatology, Sørlandet sykehus HF, Kristiansand, Norway, ⁴Oslo University Hospital, Moss, Norway, ⁵Department of Rheumatology, Oslo University Hospital, Oslo, Nepal, ⁶Oslo University Hospital, Oslo, Nepal, ⁷University of California Los Angeles Interstitial Lung Disease Center, Los Angeles, CA
Background/Purpose: Systemic sclerosis (SSc) carries high risk for progressive interstitial lung disease (ILD). Several anti-inflammatory therapies have been used to treat SSc-ILD and recently the…
Abstract Number: 1736 • ACR Convergence 2021
Treatment of Lupus Nephritis with Belimumab Is Associated with Reduction in Urinary CD23
Emma Weeding¹, Andrea Fava², Chandra Mohan³, Daniel Goldman⁴ and Michelle Petri⁴, ¹Johns Hopkins Hospital, Baltimore, MD, ²Johns Hopkins University, Baltimore, MD, ³University of Houston, Houston, TX, ⁴Johns Hopkins University School of Medicine, Baltimore, MD
Background/Purpose: Urine proteomic approaches have shown promise in identifying dynamic biological pathways in lupus nephritis (LN) which are not captured on renal histopathology or by…
Abstract Number: 0323 • ACR Convergence 2021
Ro Positivity Is an Under‐Recognised Poor Prognostic Marker in Systemic Lupus Erythematosus Patients
Katie Liao¹, Thilinie De Silva¹, Julie Bonin², Rachel Koelmeyer² and Alberta Hoi³, ¹Department of Rheumatology, Monash Health, Melbourne, Australia, ²Department of Medicine, School of Clinical Sciences, Monash University, Melbourne, Australia, ³Department of Rheumatology, Monash Health & Department of Medicine, School of Clinical Sciences, Monash University, Melbourne, Australia
Background/Purpose: Antibodies to Ro60 (SSA) or Ro52 (SSB) have been described as one of the defining autoantibodies in Sjogren syndrome but they are also commonly…
Abstract Number: 0442 • ACR Convergence 2021
Identification of Plexin D1 on Circulating Extracellular Vesicles as a Potential Biomarker of Polymyositis and Dermatomyositis
Kenichi Uto¹, Koji Ueda², Takaichi Okano¹, Kengo Akashi¹, Soshi Takahashi³, Yuji Nakamachi⁴, Takamitsu Imanishi¹, Seiji Kawano¹, Yoshihiko Yano⁵ and Jun Saegusa⁶, ¹Kobe University Hospital, Kobe, Japan, ²Japanese Foundation for Cancer Research, Tokyo, Japan, ³Shinko Hospital, Kobe, Japan, ⁴Kobe University School of Medicine, Kobe, Japan, ⁵Department of Clinical Laboratory, Kobe University Hospital, Kobe, Japan, ⁶Rheumatology and Clinical Immunology, Kobe University Hospital, Kobe, Japan
Background/Purpose: Extracellular vesicles (EVs), including exosomes and microvesicles, are small membrane vesicles released by almost all cell types and are found circulating in blood and…

1
2
3
…
60
Next Page »