Abstracts tagged "ANCA associated vasculitis"

Abstract Number: 0414 • ACR Convergence 2021
Effect of Induction Therapies on Ear, Nose and Throat Involvement in Anti-neutrophil Cytoplasmic Antibody Associated Vasculitis: Results from a Multi-center Cohort Study
Roline Krol¹, Caroline Schaap¹, Paco Welsing¹, Ruth Klaasen², Hilde Remmelts², Chris Hagen², Franka van Reekum¹, Marloes Heijstek¹ and Julia Spierings¹, ¹University Medical Center Utrecht, Utrecht, Netherlands, ²Meander Medical Center, Amersfoort, Netherlands
Background/Purpose: Up to 87% of patients with anti-neutrophil cytoplasmic antibody (ANCA)- associated vasculitis (AAV) have ear, nose and throat (ENT) involvement, which can lead to…
Abstract Number: 0433 • ACR Convergence 2021
Use of 2-Mercaptoethane Sodium Sulfonate Prophylaxis in Cyclophosphamide-Treated Patients with ANCA-Associated Vasculitis: Results of an Electronic Survey
Lukas Joos¹, Solange Gonzalez Chiappe¹, Thomas Neumann¹ and Alfred Mahr², ¹Kantonsspital St.Gallen, St.Gallen, Switzerland, ²Kantonsspital St. Gallen, St.Gallen, Switzerland
Background/Purpose: Co-prescribing mesna with CYC for AAV aims to prevent the potential urotoxic effects of CYC. We investigated current clinical practice related to prescribing mesna…
Abstract Number: 0415 • ACR Convergence 2021
Utility of the 22-Item Sinonasal Outcome Test Patient-Reported Outcome Instrument in ANCA-Associated Vasculitis
Ellen Romich, Sherry Chou and Rennie Rhee, University of Pennsylvania, Philadelphia, PA
Background/Purpose: ANCA-associated vasculitis (AAV) causes sinus symptoms that impact quality of life. The 22-item Sinonasal Outcome Test (SNOT-22) is a patient-reported outcome measure to assess…
Abstract Number: 0434 • ACR Convergence 2021
Protein Profiling in Pre-dating Samples Separate MPO-ANCA Vasculitis from PR3-ANCA Vasculitis
Mikael Brink¹, Ewa Berglin¹, Aladdin Mohammad², Andrey Alexeyenko³, Kristina Lejon¹ and Solbritt Rantapaa-Dahlqvist⁴, ¹Umeå Universitet, Umeå, Sweden, ²Lund University, Lund, Sweden, ³Karolinska Institutet, Stockholm, Sweden, ⁴Ume University, Umea, Sweden
Background/Purpose: Antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) is considered a chronic relapsing condition, with unknown etiology. This study was undertaken to gain insight to the…
Abstract Number: 0417 • ACR Convergence 2021
Neurologic Involvement in ANCA-associated Vasculitis: Data from Multicenter Longitudinal Observational Study
Rula Hajj-Ali¹, Robert Butler², Carol Langford³, Leonard Calabrese², David Cuthbertson⁴, Nader Khalidi⁵, CURRY LEE MD KOENING⁶, Carol McAlear⁷, Paul Monach⁸, Larry Moreland⁹, Christian Pagnoux¹⁰, Philip Seo¹¹, Ulrich Specks¹², Antoine Sreih⁷, Kenneth Warrington¹³ and Peter Merkel⁷, ¹Cleveland Clinic, Hunting Valley, OH, ²Cleveland Clinic, Cleveland, OH, ³Cleveland Clinic, Moreland Hills, OH, ⁴University of South Florida, Tampa, FL, ⁵McMaster University, Hamilton, ON, Canada, ⁶LIMITED TO OFFICIAL UNIVERSITY DUTIES ONLY, Salt Lake City, UT, ⁷University of Pennsylvania, Philadelphia, PA, ⁸Brigham and Women's Hospital, Boston, MA, ⁹University of Colorado, Denver, CO, ¹⁰Mount Sinai Hospital, Toronto, ON, Canada, ¹¹Johns Hopkins University, Baltimore, MD, ¹²Mayo Clinic, Rochester, MN, ¹³Mayo Clinic, Rochester, Minnesota
Background/Purpose: The prevalence of neurologic involvement (NI) in ANCA-associated vasculitis (AAV), especially central nervous system (CNS) involvement, is not well characterized. This project aimed to…
Abstract Number: 0435 • ACR Convergence 2021
Myeloperoxidase Activity in Individuals with Antineutrophil Cytoplasmic Antibodies (ANCA) Can Be Inhibited by RLS-0071
Parvathi Kumar¹, Pamela Hair¹, Ulrich Thienel¹, Kenji Cunnion¹, Neel Krishna² and Christos Gabriel³, ¹ReAlta Life Sciences Inc, Norfolk, VA, ²ReAlta Life Sciences Inc., Norfolk, VA, ³Children's Hospital of The King's Daughters, Norfolk
Background/Purpose: Anti-neutrophil cytoplasm antibodies (ANCA) are immunoglobulin G (IgG) autoantibodies directed against constituents of primary neutrophil granules (Davies, Moran et al. 1982). There is strong…
Abstract Number: 0419 • ACR Convergence 2021
Post-induction ANCA Titer Does Not Predict Mortality or Renal Outcomes: A Target Trial Emulation Study
Gregory McDermott¹, Xiaoqing Fu², Claire Cook³, John Stone⁴, Yuqing Zhang⁵ and Zachary Wallace⁶, ¹Brigham and Women's Hospital, Brookline, MA, ²Massachusetts General Hospital, Boston, MA, ³Division of Rheumatology, Allergy, and Immunology, Mass General Hospital, Boston, MA, ⁴Massachusetts General Hospital Rheumatology Unit, Harvard Medical School, Boston, MA, ⁵Division of Rheumatology, Allergy, and Immunology, Mass General Hospital, Harvard Medical School, Boston, MA, ⁶Massachusetts General Hospital, Newton, MA
Background/Purpose: Antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) is associated with increased risk of end-stage renal disease (ESRD) and death. In most cases, circulating ANCA targeting…
Abstract Number: 0436 • ACR Convergence 2021
Ocular and Orbital Manifestations of Granulomatosis with Polyangiitis: A Systematic Review of Published Cases
Madeleine Yeakle¹, Allen Tsiyer¹, Daniel Bishev¹, Kayvon Moin¹, Victoria Garofalo¹, Allison Parrill¹, Alexander Hatsis², Tyler Wickas² and Prachi Anand³, ¹American University of the Caribbean School of Medicine, Cupecoy, Netherlands Antilles, ²Department of Ophthalmology, Nassau University Medical Center, East Meadow, NY, ³Department of Rheumatology, Nassau University Medical Center, East Meadow, NY
Background/Purpose: Granulomatosis with polyangiitis (GPA), formerly known as Wegener’s Granulomatosis, is a systemic autoimmune condition caused by granulomatous inflammation of small and medium arteries, arterioles…
Abstract Number: 0420 • ACR Convergence 2021
Development and Validation of a Simulation Model for Maintenance Treatment in ANCA-Associated Vasculitis
Zachary Wallace¹, John Stone², Hyon K. Choi³ and Emily Hyle⁴, ¹Massachusetts General Hospital, Newton, MA, ²Massachusetts General Hospital Rheumatology Unit, Harvard Medical School, Boston, MA, ³Massachusetts General Hospital, Lexington, MA, ⁴Infectious Diseases, Department of Medicine, Massachusetts General Hospital, Boston, MA
Background/Purpose: ANCA-associated vasculitis (AAV) care has evolved over the last two decades with several approaches to remission maintenance. However, these approaches have trade-offs regarding the…
Abstract Number: 0437 • ACR Convergence 2021
Factors Associated with Reduced Immunogenicity of the BNT162b2 mRNA COVID-19 Vaccine in Patients with Autoimmune Inflammatory Rheumatic Diseases (AIIRD) Treated with Rituximab
Victoria Furer¹, Tali Eviatar², Devy Zisman³, Hagit Peleg⁴, Daphna Paran⁵, David Levartovsky¹, Ilana Kaufman⁶, Michael Zisapel¹, Ofir Elalouf⁷, Roni Meidan¹, Adi Broyde⁸, Ari Polachek⁹, Jonathan Wollman⁷, Katya Meridor¹⁰, Hila Nochomovitz¹, Adi Silberman¹, Dana Rosenberg¹, Joy Feld¹¹, Amir Haddad¹², Tal Gazitt¹³, Muna Elias³, Nizar Hijaze¹⁴, Fadi Kharouf⁴, Gabi Shefer¹, Orly Sharon¹, Sara Pel¹, Sharon Nevo¹ and Ori Elkayam¹⁵, ¹Tel Aviv Sourasky Medical Center, Tel Aviv, Israel, ²Tel Aviv Sourasky Medical Center, Givataim, Israel, ³Carmel Medical Center, Haifa, Israel, ⁴Hadassah Medical Center, Jerusalem, Israel, ⁵Tel Aviv Sourasky Medical Center-Ichilov Hospital, Even Yehuda, Israel, ⁶Tel Aviv Sourasky Medical Center, Petach Tiqwa, Israel, ⁷Tel Aviv Medical Center, Herzliya, Israel, ⁸Tel Aviv Sourasky Medical Center, KIBBUTZ GIVAT HAIM I, Israel, ⁹Sourasky Medical Center, Petah-Tikva, Israel, ¹⁰Tel Aviv Sourasky Medical Center, Kfar Saba, Israel, ¹¹Carmel and Zvulun Medical Centre, Haifa, Israel, ¹²Carmel Medical Centre, Haifa, Israel, ¹³Carmel Hospital, Haifa, Israel, ¹⁴Carmel medical centre, Tamra, Israel, ¹⁵Tel Aviv Medical Center, Tel Aviv, Israel
Background/Purpose: Rituximab (RTX) has been associated with impaired humoral response to vaccination. This study aim was to identify the predictors for a lack of humoral…
Abstract Number: 0421 • ACR Convergence 2021
Negative vs. Positive Antineutrophil Cytoplasmic Antibody Granulomatosis with Polyangiitis, a Case-control Study
Marta Casal Moura, Samuel D. Falde, Ulrich Specks and Misbah Baqir, Mayo Clinic, Rochester, MN
Background/Purpose: Antineutrophil cytoplasmic antibody (ANCA) negative granulomatosis with polyangiitis (GPA) is a challenging diagnosis. There is paucity of literature regarding the clinical course of ANCA-negative…
Abstract Number: 0525 • ACR Convergence 2021
STEAP3, FZD2 and EGFLAM Are Novel Genetic Risk Loci for Granulomatosis with Polyangitis: A Genome Wide Association Study from UK Biobank
Mehmet Hocaoglu¹, Jamal Mikdashi², Yi-Ju Chen², James Perry² and Charles Hong², ¹University of Maryland Medical Center, Midtown Campus, Baltimore, MD, ²University of Maryland School of Medicine, Baltimore, MD
Background/Purpose: Granulomatosis with Polyangitis (GPA) is a systemic ANCA associated small vessel vasculitis. Prior genetic studies demonstrated a strong association of HLA Class II region…
Abstract Number: 0422 • ACR Convergence 2021
Cancer in Patients with ANCA-associated Vasculitis: Which Came First, the Chicken or the Egg?
Elif Ediboglu¹, Riza Can Kardas², Ertugrul Cagri bolek³, Resit Yildirim⁴, DenizCan Guven⁵, Saadettin Kilickap⁵, Omer Dizdar⁵, Melek Yalcin Mutlu⁶, Ozan Cemal Icacan⁷, Gizem Ayan⁸, Emre Bilgin⁸, Nazife Sule Yasar Bilge⁹, Levent Kilic⁸, Timucin Kasifoglu⁴, Cemal Bes¹⁰, Servet Akar¹¹ and Omer Karadag¹², ¹Izmir Katip Celebi University, Faculty of Medicine, Department of Internal Medicine, Division of Rheumatology, İzmir, Turkey, ²Hacettepe University Faculty of Medicine, Department of Internal Medicine, Ankara, Turkey, ³Vasculitis Translational Research Program, NIAMS, NIH, US, Lanham, MD, ⁴Eskisehir Osmangazi University, Department of Internal Medicine, Division of Rheumatology, Eskisehir, Turkey, ⁵Hacettepe University Medical Faculty, Department of Medical Oncology, Ankara, Turkey, ⁶University of Health Sciences, Istanbul, ⁷University of Health Sciences, Istanbul, Turkey, ⁸Hacettepe University, Faculty of Medicine, Department of Internal Medicine, Division of Rheumatology, Ankara, Turkey, ⁹Eskisehir Osmangazi University Medical Faculty, Eskisehir, Turkey, ¹⁰Saglik Bilimleri University, Basaksehir Cam and Sakura State Hospital – Istanbul, Turkey, Istanbul, Turkey, ¹¹Izmir Katip Celebi University, Faculty of Medicine, Department of Internal Medicine, Division of Rheumatology, Izmir, Turkey, ¹²Hacettepe University, Division of Rheumatology, Department of Internal Medicine, Faculty of Medicine, Ankara, Turkey
Background/Purpose: Many studies linking vasculitis to the development of malignancy based on chronic inflammation, cytotoxicity, emergence of vasculitis as a paraneoplastic disease. Even previous studies…
Abstract Number: 0533 • ACR Convergence 2021
Identification of a Novel Susceptibility Locus for Small Vessel Vasculitis with Autoantibodies Against Myeloperoxidase
Johanna Dahlqvist¹, Diana Ekman², Bengt Sennblad², Sergey Kozyrev³, Jessika Nordin², Åsa Karlsson³, Jennifer Meadows³, Erik Hellbacher¹, Solbritt Rantapaa-Dahlqvist⁴, Ewa Berglin⁵, Bernd Stegmayr⁵, Bo Baslund⁶, Øyvind Palm⁷, Hilde Haukeland⁷, Iva Gunnarsson⁸, Annette Bruchfeld⁸, Mårten Segelmark⁹, Sophie Ohlsson⁹, Aladdin Mohammad⁹, Anna Svärd¹⁰, Rille Pullerits¹¹, Hans Herlitz¹¹, Annika Söderbergh¹², Gerli Rosengren Pielberg³, Fabiana Farias³, Lina Hultin Rosenberg³, Matteo Bianchi³, Eva Muren³, Roald Omdal¹³, Roland Jonsson¹⁴, Maija-Leena Eloranta³, Lars Ronnblom³, Peter Söderkvist¹⁵, Ann Knight¹⁶, Per Eriksson¹⁵ and Kerstin Lindblad-Toh¹⁷, ¹Uppsala University and University Hospital, Uppsala, Sweden, ²Science for Life Laboratory, Uppsala University, Uppsala, Sweden, ³Uppsala University, Uppsala, Sweden, ⁴Ume University, Umea, Sweden, ⁵Umeå University and University Hospital, Umeå, Sweden, ⁶University of Copenhagen, Copenhagen, Denmark, ⁷Oslo University, Oslo, Norway, ⁸Karolinska Institute, Stockholm, Sweden, ⁹Lund University, Lund, Sweden, ¹⁰Uppsala University, Falun, Sweden, ¹¹Gothenburg University and Sahlgrenska Hospital, Gothenburg, Sweden, ¹²Dept. of Rheumatology, Örebro University Hospital, Örebro, Sweden, ¹³Stavanger University Hospital and University of Bergen, Stavanger, Norway, ¹⁴University of Bergen, Bergen, Norway, ¹⁵Linköping University, Linköping, Sweden, ¹⁶Rheumatology, Institute of Medical Sciences, Uppsala University, Uppsala, Sweden, ¹⁷Broad Institute of MIT and Harvard; and Uppsala University, Boston, MA
Background/Purpose: ANCA-associated vasculitides (AAV) are rare but aggressive autoimmune disorders. The pathogenesis of the disorders is complex and still poorly understood; only a few genetic…
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…

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