Abstract Number: 2641 • 2019 ACR/ARP Annual Meeting
Clinical Characteristics of a Cohort of Patients with a Self-Reported Diagnosis of Granulomatosis with Polyangiitis or Microscopic Polyangiitis
Background/Purpose: To provide a feasible and sustainable platform for conducting patient-centered research in vasculitis, a prospective, international, internet-based registry of patients with vasculitis has been…Abstract Number: 970 • 2019 ACR/ARP Annual Meeting
New-onset ANCA-associated Vasculitis Is Associated with Significant Phenotypic B Cell Dysfunction
Background/Purpose: ANCA-associated vasculitis (AAV) is characterized by the production of auto-antibodies and can be treated with rituximab, a B cell-depleting agent. Despite this, limited data…Abstract Number: 1713 • 2019 ACR/ARP Annual Meeting
Drug-induced IgA Vasculitis: Data from the French Pharmacovigilance Network and the WHO VigiBase
Background/Purpose: IgA vasculitis (IgAV) is an immune complex small-vessel vasculitis, with IgA1-dominant immune deposits. Drug-induced IgAV were rarely reported in the literature, but no systematic…Abstract Number: 2689 • 2019 ACR/ARP Annual Meeting
GM-CSF Pathway Signature Identified in Temporal Artery Biopsies of Patients with Giant Cell Arteritis
Background/Purpose: Giant Cell Arteritis (GCA) is a type of large vessel vasculitis that can cause blindness and aortic aneurysms. A significant unmet medical need remains…Abstract Number: 1089 • 2019 ACR/ARP Annual Meeting
Causes of Death in ANCA-Associated Vasculitis According to ANCA Type
Background/Purpose: Survival has improved in ANCA-associated vasculitis (AAV) with evolving management strategies, but patients remain at an increased risk of death compared to the general…Abstract Number: 1718 • 2019 ACR/ARP Annual Meeting
Geographic Disparities in Mortality Rates of Vasculitis in the United States: 1999 to 2017
Background/Purpose: Earlier diagnosis and less toxic immunosuppressive therapies have improved the survival of patients with vasculitis. Current data on mortality rates of vasculitis are limited.…Abstract Number: 2790 • 2019 ACR/ARP Annual Meeting
Platelet Mediates Neutrophil Extracellular Traps Formation via TLR Signaling in ANCA-associated Vasculitis
Background/Purpose: Anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) is an autoimmune disease that affects small- to medium-sized blood vessels and causes vascular inflammation and multiple organ…Abstract Number: 1664 • 2019 ACR/ARP Annual Meeting
Reducing the Number of Rituximab Infusions at Onset of Maintenance Therapy for ANCA-associated Vasculitides: Results of a Post Hoc Analysis from a Randomized–controlled Trial
Background/Purpose: Rituximab (RTX) superiority over azathioprine to maintain ANCA-associated vasculitis (AAV) remission was demonstrated.The MAINRITSAN2 trial was designed to compare an individually tailored RTX-infusion schedule…Abstract Number: 1722 • 2019 ACR/ARP Annual Meeting
Mixed Cryoglobulin Immune Complex Proteomics: Analysis by Mass Spectroscopy
Background/Purpose: BACKGROUND. Mixed Cryoglobulins (MCs) are cold precipitable Rheumatoid Factors (RFs) that provide a biomarker for immune complex formation, particularly associated with chronic Hepatitis C…Abstract Number: 2791 • 2019 ACR/ARP Annual Meeting
Treatment Response Criteria for Anti-neutrophil Cytoplasmic Antibodies (ANCA)-vasculitis: Results of a Scoping Review
Background/Purpose: A comprehensive assessment of outcome measures to assess response to treatment in ANCA-associated vasculitis (AAV) is necessary to implement.Methods: We performed a scoping review…Abstract Number: 1666 • 2019 ACR/ARP Annual Meeting
Maintenance Treatment in ANCA Associated Vasculitis in Real World Clinical Practice – Burden of Disease, Use of Glucocorticoids and Impact on Patient Functional Status Remain Major Problems
Background/Purpose: After successful remission induction AAV is a relapsing remitting long term condition and patients are at risk of organ damage from both active AAV…Abstract Number: 1745 • 2019 ACR/ARP Annual Meeting
Exercise Improves Arterial Inflammation in Childhood-onset Takayasu Arteritis: A Randomized Controlled Trial
Background/Purpose: Childhood-onset Takayasu Arteritis (c-TA) is a rare primary systemic vasculitis that affects aorta and its major branches. This condition is associated with reduced wall…Abstract Number: 2918 • 2019 ACR/ARP Annual Meeting
Metabolic Signatures of Pathogenic T Cells in Medium and Large Vessel Vasculitis
Background/Purpose: Giant cell arteritis (GCA) is an autoimmune vasculitis that causes aortic arch syndrome, blindnesss, and stroke. Embedded in granulomatous infiltrates, CD4 T cells persist…Abstract Number: 1667 • 2019 ACR/ARP Annual Meeting
Long Term Outcome of Hydralazine-Associated Vasculitis
Background/Purpose: Hydralazine associated vasculitis (HAV) is rare but with potentially detrimental complications, affecting different organ systems. Most case series described short term disease course. Hence,…Abstract Number: 1747 • 2019 ACR/ARP Annual Meeting
Practice Variations in Treatment of Pediatric Anti-neutrophil Cytoplasmic Antibody (ANCA)-associated Vasculitis (AAV) with Renal Disease
Background/Purpose: Renal disease is common in ANCA-associated vasculitis (AAV) and one of the goals of early treatment is to maximize renal function recovery. Corticosteroids are…