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…Abstract Number: 1584 • ACR Convergence 2023
Effect of Trimethoprim Sulfamethoxazole Prophylaxis on Infections During Treatment of Granulomatosis with Polyangiitis with Rituximab: A Population-Based Study
Background/Purpose: Infections during treatment of ANCA-associated vasculitis (AAV) lead to excess mortality. Trimethoprim sulfamethoxazole (TMP-SMX), recommended for pneumocystis jirovecii pneumonia (PJP) prophylaxis, has broad antimicrobial…Abstract Number: 2375 • ACR Convergence 2023
Clinical Characteristics of ANCA-associated Vasculitis with High Levels of Serum Interleukin 7
Background/Purpose: Interleukin 7 (IL-7) is a hematopoietic growth factor produced by stromal cells in the bone marrow and thymus, which is indispensable in maintaining immune…Abstract Number: 2376 • ACR Convergence 2023
Eosinophil Activation as a Biomarker for Discriminating Active and Remission Phase in ANCA-Associated Vasculitis
Background/Purpose: Antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) is a life-threatening disease requiring complex management due to a lack of suitable biomarkers. Elevated or persistently positive…Abstract Number: 2379 • ACR Convergence 2023
A Real-World Descriptive Study of Renal Outcomes Among Patients with ANCA-Associated Vasculitis Initiating Remission Induction Therapy
Background/Purpose: ANCA-associated vasculitis (AAV) is a group of rare autoimmune diseases characterized by inflammation and necrosis of small- to medium-sized blood vessels, commonly affecting the…Abstract Number: 0682 • ACR Convergence 2023
Avacopan in ANCA-associated Vasculitis Received Intensified Induction Therapy with Cyclophosphamide Plus Rituximab – Retrospective Case Serial of 12 Patients
Background/Purpose: The orally administered C5a receptor inhibitor avacopan is approved for the therapy of ANCA-associated vasculitis (AAV) in combination with rituximab or cyclophosphamide and shows…Abstract Number: 2380 • ACR Convergence 2023
Renal Survival Rate of ANCA-associated Vasculitis in Korea: A Nationwide Population-Based Study Using Claims Data
Background/Purpose: ANCA-associated vasculitis (AAV) is a rare systemic autoimmune disease with varying reports of incidence rates and clinical manifestations. Renal involvement is one of the…Abstract Number: 0684 • ACR Convergence 2023
Report on Twelve Patients with Diffuse Alveolar Hemorrhage in the Phase 3 Trial of Avacopan for the Treatment of ANCA-Associated Vasculitis
Background/Purpose: Although respiratory tract involvement in ANCA-associated vasculitis (AAV) is frequent and associated with increased mortality, studies focusing on diffuse alveolar hemorrhage (DAH) in AAV…Abstract Number: 2385 • ACR Convergence 2023
Risk of Major Adverse Cardiovascular Events in ANCA-associated Vasculitis
Background/Purpose: The aim of this study was to investigate the risk of major adverse cardiovascular events (MACE) in patients with ANCA-associated vasculitis (AAV). Methods: We…Abstract Number: 0685 • ACR Convergence 2023
Efficacy and Safety of Avacopan in Patients with ANCA-Associated Vasculitis Receiving Rituximab in a Phase 3 Trial
Background/Purpose: The randomized, double-blind, double-dummy, controlled Phase 3 ADVOCATE trial tested whether avacopan, an oral selective C5a receptor inhibitor approved for the treatment of ANCA-associated…Abstract Number: 2492 • ACR Convergence 2023
The Impact of Neurologic Involvement in ANCA-Associated Vasculitis on Self-Reported Health-Related Quality of Life
Background/Purpose: Neurologic involvement (NI) is a common manifestation in patients with ANCA-associated vasculitis (AAV) and can lead to chronic pain and disability. This project assessed…