Abstract Number: 2480 • ACR Convergence 2024
Avacopan versus a Prednisone Taper in Patients with ANCA-Associated Vasculitis and Ear, Nose, or Throat Involvement in a Phase 3 Trial
Background/Purpose: In the phase 3 ADVOCATE trial, 45.2% and 42.1% of patients in the avacopan and prednisone taper groups, respectively, had active ear, nose, or…Abstract Number: 2486 • ACR Convergence 2024
Glucocorticoids May Mitigate the Risk of Avacopan-Induced Liver Dysfunction in ANCA-Associated Vasculitis: Data from a Multicenter Observational Study in Japan
Background/Purpose: Avacopan, a C5a receptor inhibitor, has emerged as a novel treatment for ANCA-associated vasculitis (AAV), providing an alternative to glucocorticoids1. Despite its promising potential,…Abstract Number: 2488 • ACR Convergence 2024
Patient Characteristics and Treatment Patterns Before and After Initiation of Avacopan in the United States: An Early View Based on a Claims Database Analysis
Background/Purpose: The United States (US) Food and Drug Administration approved avacopan to treat adults with severe active granulomatosis with polyangiitis or microscopic polyangiitis in October…Abstract Number: 2689 • ACR Convergence 2024
Characterization of Alpha-1 Antitrypsin Function in ANCA-Associated Vasculitis
Background/Purpose: Two separate genome-wide association studies demonstrated that polymorphisms in SERPINA1, encoding serine protease inhibitor alpha-1 antitrypsin (A1AT), are associated with increased risk of developing…Abstract Number: 0697 • ACR Convergence 2024
Association of ANCA-Associated Vasculitis and Development of SSc and SSc-Associated Antibodies: Impact of Pulmonary Arterial Hypertension
Background/Purpose: Antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) is a spectrum of autoimmune disorders characterized by necrotizing small-to-medium vessel inflammation and circulating ANCAs. Represented by granulomatosis…Abstract Number: 0698 • ACR Convergence 2024
Association of Systemic Sclerosis with ANCA-Associated Vasculitis and Large Vessel Vasculitis: Impact of Pulmonary Arterial Hypertension
Background/Purpose: Systemic sclerosis (SSc) is an autoimmune disorder with excessive fibrosis and vasculopathy. While typically non-inflammatory, frank vasculitis can complicate SSc. Concomitant SSc with ANCA-associated…Abstract Number: 1608 • ACR Convergence 2024
Interstitial Lung Disease in ANCA-associated Vasculitis: A Retrospective Study of Clinical Characteristics, Radiographic Features, and Outcomes
Background/Purpose: Interstitial lung disease (ILD) is a significant manifestation of antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV), including granulomatosis with polyangiitis (GPA), microscopic polyangiitis (MPA), and…Abstract Number: 2181 • ACR Convergence 2024
Large Pediatric Cohort with ANCA-associated Vasculitis at a Single Institution: Patient Characteristics, Clinical Course, and Outcomes
Background/Purpose: Anti-neutrophil cytoplasmic antibody-associated vasculitis (AAV) is an understudied, chronic inflammatory disease in children with significant morbidity and mortality. There are few large pediatric cohorts…Abstract Number: 2478 • ACR Convergence 2024
Avacopan versus a Prednisone Taper in Patients with ANCA-Associated Vasculitis Without Kidney Involvement in a Phase 3 Trial
Background/Purpose: Granulomatosis with polyangiitis (GPA) and microscopic polyangiitis (MPA) are subtypes of ANCA-associated vasculitis that frequently involve the kidneys. However, a subset of patients with…Abstract Number: 0689 • ACR Convergence 2023
Use of Avacopan in Patients with ANCA-associated Vasculitis and Estimated Glomerular Filtration Rate < 15 mL/min/1.73m2
Background/Purpose: Glomerulonephritis represents a severe manifestation of anti-neutrophil cytoplasmic antibody (ANCA) associated vasculitis (AAV) and is associated with substantial morbidity and mortality. Therefore, maximal recovery…Abstract Number: 0725 • ACR Convergence 2023
Real-life Use of the PEXIVAS Reduced-dose Glucocorticoid Regimen in Granulomatosis with Polyangiitis and Microscopic Polyangiitis
Background/Purpose: Glucocorticoids (GCs) in combination with rituximab (RTX) or cyclophosphamide are the cornerstone of treatment for patients with severe granulomatosis with polyangiitis (GPA) and microscopic…Abstract Number: 0857 • ACR Convergence 2023
Change in Albuminuria in Patients with ANCA-Associated Vasculitis Treated with Avacopan
Background/Purpose: Urinary albumin:creatinine ratio (UACR) is an important biomarker of active glomerulonephritis, a common complication of antineutrophil cytoplasmic autoantibody (ANCA)-associated vasculitis (AAV). In most glomerular…Abstract Number: 1535 • ACR Convergence 2023
Epidemiology and Treatment Outcome of ANCA-associated Vasculitis in South Korea: A Nationwide, Population-based Cohort Study
Background/Purpose: Previous studies on AAV have shown that the epidemiology and clinical features of GPA and MPA differ among countries. Considering their high mortality and…Abstract Number: 1538 • ACR Convergence 2023
Large Vessel Involvement in Antineutrophil Cytoplasmic Antibody- Associated Vasculitis: A Single Center Experience over Two Decades
Background/Purpose: Anti-neutrophil cytoplasmic antibody (ANCA) associated vasculitis (AAV) is currently categorized under the small vessel vasculitides and includes granulomatosis with polyangiitis (GPA), microscopic polyangiitis (MPA),…Abstract Number: 1553 • ACR Convergence 2023
Central Nervous System Involvement and Mimickers in ANCA Associated Vasculitis
Background/Purpose: Central nervous system (CNS) involvement is rare in ANCA associated vasculitis (AAV). On the other hand, AAV patients may develop complications or other conditions…
ACR Meeting Abstracts