- Abstract Number: 2699 • ACR Convergence 2025 - Cutaneous IgA Vasculitis: Emulation of a Target Trial from a European Multicentric Retrospective StudyBackground/Purpose: Immunoglobulin A vasculitis (IgAV) is a small vessel vasculitis marked by IgA, deposition, palpable purpura with lower body predilection and variable joints, kidney and…
- Abstract Number: 2533 • ACR Convergence 2025 - Patterns of skin lesion transcriptomics in different forms of vasculitisBackground/Purpose: The systemic vasculitides are a family of rare diseases defined by immune-mediated inflammation and destruction of vasculature. Causal etiologies of most forms of vasculitis…
- Abstract Number: 2525 • ACR Convergence 2025 - Point-of-Care Risk Factors for Systemic Disease in Patients Presenting with Small Vessel Vasculitis of the SkinBackground/Purpose: Small vessel vasculitis (SVV) presenting in the skin may be skin-limited or a manifestation of systemic vasculitis or an underlying autoimmune disease. However, no…
- Abstract Number: 2516 • ACR Convergence 2025 - Mortality Trends in Primary Systemic Vasculitis in the United States (1999–2023)Background/Purpose: Primary systemic vasculitides comprise a group of immunological disorders that inflame blood vessel walls and are categorized by the size of the blood vessels…
- Abstract Number: 1912 • ACR Convergence 2025 - Cutaneous manifestations of vasculitis: A cross-sectional analysis from an international cohortBackground/Purpose: Vasculitis is a group of rare, multisystem diseases which may involve the skin. Characterization of the frequency, type, and significance of cutaneous manifestations in…
- Abstract Number: 1615 • ACR Convergence 2025 - Prevalence of Clinical and Laboratory Manifestations of Patients with Deficiency of Adenosine Deaminase 2 (DADA2): A Systematic Review and Meta-AnalysisBackground/Purpose: Deficiency of adenosine deaminase 2 (DADA2) is a rare autosomal recessive autoinflammatory disorder first identified in 2014. Four major disease phenotypes have been described:…
- Abstract Number: 0020 • ACR Convergence 2025 - Bulk RNA-sequencing of Leukocytoclastic Vasculitis Skin Biopsies Show Upregulation of Leukocyte Migration GenesBackground/Purpose: Vasculitis encompasses multiple conditions united by end-organ damage due to an immune-mediated reaction against the vasculature. Leukocytoclastic vasculitis (LCV) is a subtype of cutaneous…
- Abstract Number: 2651 • ACR Convergence 2024 - Vasculitis Associated with VEXAS SyndromeBackground/Purpose: VEXAS (vacuoles, E1 enzyme, X-linked, autoinflammatory, somatic) syndrome is a recently defined clinical entity that causes hematologic and autoinflammatory symptoms. Since its initial description…
- Abstract Number: 0711 • ACR Convergence 2023 - IgA Vasculitis in a Diverse Adult Patient PopulationBackground/Purpose: Immunoglobulin-A (IgA) Vasculitis (IgAV) is a small-vessel vasculitis that is primarily diagnosed based on the European League Against Rheumatism (EULAR) criteria. There is limited…
- Abstract Number: 1474 • ACR Convergence 2023 - Associations and Outcomes of Critical Peripheral Ischemia in Systemic Lupus Erythematosus (SLE): Data from Indian SLE Inception Cohort for Research (INSPIRE)Background/Purpose: Among the cutaneous manifestations of SLE, critical peripheral ischemia (CPI) including digital infarcts and gangrene are considered rare, gangrene occurring only in about 0.2%…
- Abstract Number: 0694 • ACR Convergence 2023 - Off-label Use of Biologics in Urticarial Vasculitis: A European Cohort StudyBackground/Purpose: Urticarial vasculitis (UV) is characterized by atypical urticarial lesions and leukocytoclastic vasculitis, sometimes with extra-cutaneous manifestations. First-line treatment is often based on colchicine, hydroxychloroquine,…
- Abstract Number: 1575 • ACR Convergence 2022 - Characteristics of an Internet-Based, International Cohort of Patients with a Self-Reported Diagnosis of Urticarial VasculitisBackground/Purpose: Urticarial vasculitis is a markedly rare disease, with an annual incidence of < 1 per million. Hypocomplementemia is associated with systemic features and a…
- Abstract Number: 0413 • ACR Convergence 2020 - Coronavirus Infection and Vasculitis: Identifying Associations Mining the Biomedical LiteratureBackground/Purpose: Based on recent publications suggesting an association between COVID-19 and vascular inflammation, our aim was to explore new associations between coronavirus infections and vasculitis…
- Abstract Number: 1988 • ACR Convergence 2020 - Skin Disease More Recalcitrant to Intervention Than Muscle Disease: A Long-Term Prospective Study of 184 Children with Juvenile DermatomyositisBackground/Purpose: Persistent skin manifestations, in particular calcinosis, contribute to significant morbidity in patients with JDM. The goal of this study was to compare the course…
