Abstract Number: 0269 • ACR Convergence 2021
Autoantibodies and the Risk of Incident Cardiovascular Disease in US Veterans with Rheumatoid Arthritis
Background/Purpose: Autoantibodies are hypothesized as one of the RA specific factors contributing to a heightened risk of cardiovascular disease (CVD) in this population. However, prior…Abstract Number: 0702 • ACR Convergence 2021
Performance of Commercial Autoantibody Testing in Comparison to Recognized Gold Standards in Myositis Autoantibody Testing
Background/Purpose: The idiopathic inflammatory myopathies (IIM) are a heterogenous group of autoimmune conditions. The presence of myositis-specific autoantibodies (MSAs) and myositis-associated autoantibodies (MAAs) in patients…Abstract Number: 1423 • ACR Convergence 2021
Ability of Soluble Immune Mediators and SLE-associated Autoantibody Specificities to Forecast Transition to Classified SLE and Inform a Lupus Classification Risk Immune Index
Background/Purpose: SLE is a chronic autoimmune disease driven by immune dysregulation. We have previously identified patterns of disordered immunity present prior to and concurrent with…Abstract Number: 1841 • ACR Convergence 2021
Presence of Autoantibodies to Dense-Fine-Speckled 70 (DFS70) Do Not Necessarily Rule out Connective Tissue Diseases
Background/Purpose: Antinuclear antibodies (ANA) are serological markers for the presence of connective tissue diseases [1]. In some patients, a pattern can be detected in ANA…Abstract Number: 0424 • ACR Convergence 2020
Anti-Collagen II Antibodies in Patients with Relapsing Polychondritis
Background/Purpose: Relapsing polychondritis (RP) is a highly heterogenous systemic inflammatory disorder that affects many organ systems, in particular, cartilaginous structures. Clinical presentations in RP are…Abstract Number: 0995 • ACR Convergence 2020
Jo-1-Binding B Cells Undergo Limited Class-Switching but Are Biased Towards Autoreactive-Prone and Memory B Cell Subsets in Anti-histidyl-tRNA Synthetase Syndrome
Background/Purpose: Idiopathic inflammatory myopathies (IIM) are systemic autoimmune diseases traditionally classified as dermatomyositis or polymyositis, but these disorders are increasingly defined by the presence of…Abstract Number: 1297 • ACR Convergence 2020
Lupus Antibodies in Relation to Malignancy
Background/Purpose: Systemic Lupus Erythematosus (SLE) a chronic inflammatory autoimmune disease that has the potential to affect every organ system. Studies have shown increased risk of…Abstract Number: 1668 • ACR Convergence 2020
Long-Term Outcomes in Children Born to Anti-Ro and/or Anti-La Positive Mothers
Background/Purpose: Neonatal Lupus Erythematosus (NLE) is an acquired autoimmune disorder associated with the transplacental passage of maternal anti-Ro and/or anti-La antibodies. Previous studies have suggested…Abstract Number: 0429 • ACR Convergence 2020
Prothrombotic Antiphospholipid Antibodies in COVID-19
Background/Purpose: Patients with coronavirus disease 19 (COVID-19) are at high risk for thrombosis of arteries and veins. At the same time, COVID-19 lung histopathology has…Abstract Number: 0996 • ACR Convergence 2020
Bacteria-Derived Indole Drives Autoimmune Arthritis by Altering B Cell Glycosylation of Autoantibodies
Background/Purpose: Background: Dysbiosis of gut bacterial communities in rheumatoid arthritis (RA) is a noted phenomenon in both murine models and human patients; however, the mechanisms…Abstract Number: 1391 • ACR Convergence 2020
Associations Between Autoantibodies in Systemic Sclerosis and Cancer in a National Registry
Background/Purpose: Autoantibodies are useful in systemic sclerosis (SSc) for predicting disease course. Some autoantibodies have been associated with a close temporal relationship with cancer. We…Abstract Number: 1694 • ACR Convergence 2020
Risk Factors Associated with Pneumocystis Jirovecii Pneumonia in Juvenile Myositis in North America
Background/Purpose: Pneumocystis jirovecii pneumonia (PJP) is associated with significant morbidity and mortality in adult myositis patients; however, few studies have examined PJP in juvenile myositis…Abstract Number: 0519 • ACR Convergence 2020
Thrombotic and Obstetric Associations of Non-Criteria Antiphospholipid Immunoassays That Detect Antibodies to Neutral and Negatively-Charged Phospholipid
Background/Purpose: Criteria antiphospholipid (aPL) antibodies that identify antiphospholipid syndrome (APS) patients, anticardiolipin (aCL) and anti-β2glycoprotein-I (anti-β2GPI), have demonstrated inconsistent specificity and sensitivity in this regard…Abstract Number: 0997 • ACR Convergence 2020
Novel Shared Antibody Specificities in Ro Antibody Negative Sjögren’s Syndrome
Background/Purpose: Sjögren’s syndrome (SS) is a rheumatic autoimmune disease characterized by focal lymphocytic infiltrates in the lacrimal and salivary glands, severe dry mouth and eyes,…Abstract Number: 1398 • ACR Convergence 2020
The Isolated Nucleolar Pattern ANA Antibody in a Systemic Sclerosis Patient Cohort
Background/Purpose: Systemic Sclerosis (SSc) patients with an isolated nucleolar patterned ANA (NUC ANA) make up about 15% of the SSc population, although the specific nucleolar…
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