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Abstracts tagged "Imaging"

  • Abstract Number: 0176 • ACR Convergence 2021

    Semi-quantitative Chest Computed Tomography (CT) Analysis in Pediatric Rheumatologic (PR) Patients with Diffuse Lung Disease

    Michal Cidon1, Terry Robinson2, Beverley Newman3, Paul Iskander2, Paul Thacker4, Evan Zucker3, Brian Bartholmai4, Dnyanesh Tipre2, Tzielan Lee5, Rajdeep Pooni6 and Rex Moats2, 1Children's Hospital Los Angeles, Los Angeles, CA, 2Children's Hospital of Los Angeles, Los Angeles, CA, 3Stanford Children's Health, Stanford, 4Mayo Clinic, Rochester, MN, 5Stanford University School of Medicine, Palo Alto, CA, 6Stanford Children's Health, Palo Alto, CA

    Background/Purpose: Spiral chest CT (SCT) is commonly used to evaluate subclinical lung disease in pediatric rheumatology. However, there are no validated scoring tools to objectively…
  • Abstract Number: 0901 • ACR Convergence 2021

    Low Dose Dual Energy CT Scan for the Detection of Bone Marrow Edema and Erosions in Axial Spondyloarthritis

    Jonathan Chan1, Savvas Nicolaou1, Yet Yen Yan2, Mahomed Osman3, Hugue Ouellette1 and Sabeena Jalal4, 1University of British Columbia, Vancouver, BC, Canada, 2Changi General Hospital, Singapore, 3Queensland X-ray, Brisbane, Australia, 4Harvard School of Public Health, Boston, USA, Boston, MA

    Background/Purpose: Bone marrow edema (BME) and erosions of the sacroiliac (SI) joints are key imaging features in the diagnosis of axial spondyloarthritis (axSpA). MRI with…
  • Abstract Number: 1864 • ACR Convergence 2021

    18F-Fluorodeoxyglucose PET/MRI as an Alternative Hybrid Imaging Modality: Comparative Study in a Prospective, Longitudinal Cohort of Patients with Large-Vessel Vasculitis

    Ertugrul Cagri bolek1, Kaitlin Quinn2, Hugh Alessi3, Elaine Novakovich4, Mark A. Ahlman4 and Peter Grayson5, 1Vasculitis Translational Research Program, NIAMS, NIH, US, Lanham, MD, 2National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), National Institutes of Health (NIH), Washington, DC, 3National Institutes of Health, Bethesda, Maryland, 4National Institutes of Health, Bethesda, MD, 5National Institutes of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), National Institutes of Health (NIH), Bethesda, MD

    Background/Purpose: Imaging modalities play an important role in the diagnosis and management of patients with large-vessel vasculitis (LVV). Use of 18F-fluorodeoxyglucose (FDG) positron emission tomography…
  • Abstract Number: 0179 • ACR Convergence 2021

    Impaired Myocardial Flow Reserve on 82Rubidium Positron Emission Tomography Imaging Predicts Adverse Events in Patients with Autoimmune Rheumatic Disease

    Attila Feher1, Nabil Boutagy1, Evangelos Oikonomou1, Yi-Hwa Liu1, Edward Miller1, Albert Sinusas1 and Monique Hinchcliff2, 1Yale School of Medicine, New Haven, CT, 2Yale School of Medicine, Westport, CT

    Background/Purpose: Coronary microvascular dysfunction (CMVD) has been described in patients with autoimmune rheumatic disease (ARD). By noninvasive evaluation of myocardial blood flow (MBF) and myocardial…
  • Abstract Number: 0906 • ACR Convergence 2021

    Measurement of Vertebral Hounsfield Units in Low Dose Computed Tomography – a Reliable Methodology for Assessing Bone Mineral Density at the Vertebral Level in Patients with Radiographic Axial Spondyloarthritis

    Mary Lucy Marques1, Nuno Pereira da Silva2, Désirée van der Heijde3, Floris van Gaalen1 and Sofia Ramiro1, 1Leiden University Medical Center, Leiden, Netherlands, 2Radiology Department, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal, 3Department of Rheumatology, Leiden University Medical Center, Meerssen, Netherlands

    Background/Purpose: Bone loss paradoxically coexists with bone formation in radiographic axial spondyloarthritis (r-axSpA). Assessing bone mineral density (BMD) in r-axSpA poses challenges, namely because of…
  • Abstract Number: 1886 • ACR Convergence 2021

    Validation of Angiographic Patterns of Disease in a Turkish Cohort of Patients with Takayasu’s Arteritis

    K. Bates Gribbons1, SEMA KAYMAZ-TAHRA2, Fatma Alibaz3, Ertugrul Cagri bolek4, Omer Karadag5, Burak Ince6, Murat Inanc7, Sinem Kocaer8, Fatos Onen9, KENAN AKSU10, Gokhan Keser11, Askin Ates12, Ayten Yazici13, Ayse Cefle13, Nilufer Alpay Kanitez14, Ahmet Omma15, Onay Gercik16, Servet Akar17, Veli Cobankara18, Nazife Sule Yasar Bilge19, Timucin Kasifoglu20, Mete Kara11, Kaitlin Quinn21, Peter Grayson22, Peter Merkel23 and Haner Direskeneli24, 1McGovern Medical School, Colleyville, TX, 2Marmara University Faculty of Medicine, Rheumatology, Istanbul, Turkey, 3Marmara University, School of Medicine, Rheumatology, Istanbul, Turkey, 4Vasculitis Translational Research Program, NIAMS, NIH, US, Lanham, MD, 5Hacettepe University, Division of Rheumatology, Department of Internal Medicine, Faculty of Medicine, Ankara, Turkey, 6Istanbul Faculty of Medicine, Istanbul University, Division of Rheumatology, İstanbul, Turkey, 7Istanbul University Faculty of Medicine, Istanbul, Turkey, 8Dokuz Eylul University, Izmer, Turkey, 9Dokuz Eylul University, Izmir, Turkey, 10EGE UNIV. FACULTY of MEDICINE, IZMIR, Turkey, 11Ege University, İzmir, Turkey, 12Ankara University, Ankara, Turkey, 13Kocaeli University, Kocaeli, Turkey, 14Koc University School of Medicine, Istanbul, Turkey, 15Ankara City Hospital, Istanbul, Turkey, 16Izmir Katip Celebi University, Izmir, Turkey, 17Izmir Katip Celebi University, Faculty of Medicine, Department of Internal Medicine, Division of Rheumatology, Izmir, Turkey, 18Pamukkale University, Denizli, Turkey, 19Eskisehir Osmangazi University Medical Faculty, Eskisehir, Turkey, 20Osmangazi University Department of Rheumatology, Eskişehir, Turkey, 21National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), National Institutes of Health (NIH), Washington, DC, 22National Institutes of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), National Institutes of Health (NIH), Bethesda, MD, 23University of Pennsylvania, Philadelphia, PA, 24Marmara University, Istanbul, Turkey

    Background/Purpose: Previous studies using computer-driven methods have identified subsets of patients with Takayasu’s arteritis based on angiographic patterns of disease. These subsets were consistent between…
  • Abstract Number: 0150 • ACR Convergence 2021

    Clinical Characteristics and Quantitative CT Findings in Connective Tissue Disease-Associated Interstitial Lung Disease

    Sirus Jesudasen1, Badar Patel2, Kristin D'Silva1, Pietro Nardelli2, Ruben San José Estépar2, George Washko2, Raúl San José Estépar2, Farbod Rahaghi2 and Sydney Montesi1, 1Massachusetts General Hospital, Boston, MA, 2Brigham and Women's Hospital, Boston, MA

    Background/Purpose: Precapillary Pulmonary Hypertension (PPH) is a known complication of connective tissue disease-associated interstitial lung disease (CTD-ILD) but at present requires right heart catheterization (RHC)…
  • Abstract Number: 0180 • ACR Convergence 2021

    Impaired Myocardial Flow Reserve on 82Rubidium Positron Emission Computed Tomography in Patients with Systemic Sclerosis

    Attila Feher1, Nabil Boutagy1, Evangelos Oikonomou1, Stephanie Thorn1, Yi-Hwa Liu1, Edward Miller1, Albert Sinusas1 and Monique Hinchcliff2, 1Yale School of Medicine, New Haven, CT, 2Yale School of Medicine, Westport, CT

    Background/Purpose: To investigate the association between Raynaud phenomenon (RP) and coronary microvascular dysfunction, we measured myocardial flow reserve (MFR) using positron emission tomography/computed tomography (PET/CT)…
  • Abstract Number: 0975 • ACR Convergence 2021

    Data-driven MRI Definitions for Active and Structural Sacroiliac Joint Lesions in Juvenile Spondyloarthritis Typical of Axial Disease

    Pamela Weiss1, Timothy Brandon1, Amita Aggarwal2, Ruben Burgos-Vargas3, Robert Colbert4, Gerd Horneff5, Rik Joos6, Ronald Laxer7, Kirsten Minden8, Angelo Ravelli9, Nicolino Ruperto10, Judith Smith11, Matthew Stoll12, Shirley Tse7, Filip Van den Bosch13, Robert Lambert14, David Biko15, Nancy Chauvin16, Michael Francavilla15, Jacob Jaremko14, Nele Herregods17, Ozgur Kasapcopur18, Mehmet YILDIZ19, Alison Hendry20 and Walter Maksymowych21, 1Children's Hospital of Philadelphia, Philadelphia, PA, 2Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, India, 3Department of Rheumatology, General Hospital of Mexico, Ciudad de Mxico, Mexico, 4NIH/NIAMS, Bethesda, MD, 5Paediatric Rheumatology International Trials Organisation (PRINTO), Sankt Augustin, Germany, 6Ghent University, Ghent, Belgium, 7SickKids, Toronto, ON, Canada, 8German Rheumatism Research Center, Berlin, Germany, 9Istituto Giannina Gaslini, Genoa, Italy, 10IRCCS Istituto Giannina Gaslini; PRINTO, Clinica Pediatrica e Reumatologia, Genova, Italy, 11University of Wisconsin, Madison, WI, 12University of Alabama at Birmingham, Birmingham, AL, 13Dept. of Rheumatology - Ghent University Hospital, Ghent, Belgium, Ghent, Belgium, 14University of Alberta, Edmonton, AB, Canada, 15University of Pennsylvania, Philadelphia, PA, 16Penn State Health, Hershey, PA, 17Universitair Ziekenhuis Ghent, Ghent, Belgium, 18Istanbul University-Cerrahpasa, Cerrahpasa Medical School, İstanbul, Turkey, 19Istanbul University-Cerrahpasa, Faculty of Medicine, Pediatric Rheumatology, İstanbul, Turkey, 20NZ Familial GI Cancer Service, Auckland, New Zealand, 21Department of Medicine, University of Alberta, Alberta, Canada, Edmonton, AB, Canada

    Background/Purpose: Determining optimal cut-offs for active and structural imaging lesions of juvenile spondyloarthritis (JSpA) with axial disease is important for diagnosis, therapeutic management, and classification.…
  • Abstract Number: 1919 • ACR Convergence 2021

    Detection of Radiographic Sacroiliitis with an Artificial Neural Network in Patients with Suspicion of Axial Spondyloarthritis

    Denis Poddubnyy1, Fabian Proft2, Kay-Geert Hermann2, Laura Spiller2, Stefan Niehues2, Lisa Adams2, Mikhail Protopopov2, Valeria Rios Rodriguez2, Burkhard Muche2, Judith Rademacher2, Murat Torgutalp2, Keno Bressem2 and Janis Vahldiek2, 1Department of Rheumatology, Charité – Universitätsmedizin, Berlin, Germany, 2Charité University Medicine Berlin, Berlin, Germany

    Background/Purpose: Conventional radiography of the sacroiliac joints is still recommended as the first imaging method for the diagnosis of axial spondyloarthritis (axial SpA). In many…
  • Abstract Number: 0151 • ACR Convergence 2021

    Usefulness of Ultrasound and (FDG) PET/CT to Detect Cranial and Extracranial Artery Involvement in Patients with Suspected Large Vessel Vasculitis

    Juan Molina1, Isabel Castrejón2, Javier Rivera2, Julia Martínez Barrio2, Juan Carlos Nieto2, Katerine López2, Fernando Montero2, Laura Trives Folguera2, Carlos González3 and Jose Maria Alvaro-Gracia2, 1Hospital General Universitario Gregorio Maran, Madrid, Spain, 2Hospital General Universitario Gregorio Marañón, Madrid, Spain, 3CEIMI, Hospital General Universitario Gregorio Marañón, Madrid, Spain

    Background/Purpose: Ultrasound (US) is recommended as the first imaging modality to assess patients presenting with predominantly cranial symptoms of giant cell arteritis (GCA). However, its…
  • Abstract Number: 0181 • ACR Convergence 2021

    Magnetic Resonance Imaging Findings in Early Rheumatoid Arthritis: Are There Differences Based on Autoantibody Status?

    Caitrin Coffey1, Gavin McKenzie1, Nicholas Rhodes1, Cassondra Hulshizer1, Cynthia Crowson2, John Davis1 and Kerry Wright1, 1Mayo Clinic, Rochester, MN, 2Mayo Clinic, Eyota, MN

    Background/Purpose: Magnetic resonance imaging (MRI) is increasingly used as an adjunct to the physical examination in early rheumatoid arthritis (RA). Characteristic differences in MRI findings…
  • Abstract Number: 1170 • ACR Convergence 2021

    Establishment and Validation of a Didactic Musculoskeletal Ultrasound Course for Dermatologists Using an Innovative Handheld Ultrasound System

    Jakub Grobelski1, Florian Recker2, Pantelis Karakostas1, Dagmar Wilsmann-Theis3, Wolfgang Hartung4, Peter Brossart5 and Valentin Schäfer1, 1Clinic of Internal Medicine III, Oncology, Haematology, Rheumatology and Clinical Immunology, University Hospital Bonn, Bonn, Germany, 2Centre for Obstetrics and Gynecology, University Hospital Bonn, Bonn, Germany, 3Department for Dermatology and Allery, University Hospital Bonn, Bonn, Germany, 4Department of Rheumatology and Clinical Immunology, Asklepios Clinic, Bad Abbach, Germany, 5Department of Internal Medicine III, Oncology, Hematology and Rheumatology, University Hospital Bonn, Bonn, Germany

    Background/Purpose: In the early detection of arthritis, such as psoriatic arthritis, ultrasound (US) of painful joints plays an important role in diagnosis. Pathological findings can…
  • Abstract Number: 0152 • ACR Convergence 2021

    Deep Learning-Derived Chest Radiograph Scores in COVID-19 in Rheumatic Disease Patients versus General Population Comparators

    Naomi Patel1, Kristin D'Silva1, Matthew Li1, Tiffany Hsu2, Michael Di Iorio3, Xiaoqing Fu1, Claire Cook4, Lauren Prisco5, Lily Martin6, Kathleen Vanni6, Alessandra Zaccardelli6, Yuqing Zhang7, Jayashree Kalpathy-Cramer1, Jeffrey Sparks6 and Zachary Wallace8, 1Massachusetts General Hospital, Boston, MA, 2Brigham and Women's Hospital, Jamaica Plain, MA, 3Brigham and Women's Hospital, Brookline, MA, 4Division of Rheumatology, Allergy, and Immunology, Mass General Hospital, Boston, MA, 5Brigham and Women's Hospital, Pound Ridge, MA, 6Brigham and Women's Hospital, Boston, MA, 7Massachusetts General Hospital, Quincy, MA, 8Massachusetts General Hospital, Newton, MA

    Background/Purpose: Patients with rheumatic diseases and COVID-19 may have higher risk of mechanical ventilation than those without rheumatic diseases. We compared COVID-19 lung disease between…
  • 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…
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