Abstract Number: 1926 • 2016 ACR/ARHP Annual Meeting
Indications for Testing and Diagnostic Outcome in Patients with Positive ANCA at a Canadian Tertiary Care Centre
Background/Purpose: Anti-neutrophil cytoplasmic antibodies (ANCA) are a hallmark of a subset of small vasculitides collectively termed ANCA-associated vasculitis (AAV). With widespread availability of ANCA testing,…Abstract Number: 2007 • 2016 ACR/ARHP Annual Meeting
Sensitivity and Specificity of Autoantibodies Against CD74 in Early Axial Spondyloarthritis
Background/Purpose: Making the diagnosis of axial spondyloarthritis (axSpA) may be difficult. Antibodies against CD74 have been shown to be present in 2/3 of patients…Abstract Number: 2075 • 2016 ACR/ARHP Annual Meeting
No Detection of Varicella-Zoster Virus in Temporal Arteries of Patients with Giant Cell Arteritis
Background/Purpose: Recent studies found an high prevalence of varicella-zoster virus (VZV) infection in temporal arteries (TAs) from both temporal artery biopsy (TAB)-positive and TAB-negative giant…Abstract Number: 2800 • 2016 ACR/ARHP Annual Meeting
Cell-Bound Complement Activation Products in Multi-Analyte Assay with Algorithm Aid the Diagnosis of Systemic Lupus Erythematosus
Background/Purpose: Cell-bound complement activation products (CB-CAPs) are sensitive and specific biomarkers in the differential diagnosis of systemic lupus erythematosus (SLE) and other rheumatic diseases, as…Abstract Number: 2851 • 2016 ACR/ARHP Annual Meeting
An Antigen Microarray to Rule-out Systemic Lupus Erythematosus, the SLE-Key® Rule-out Test, Performs Well As an Aid in Clinical Practice
Background/Purpose: The SLE-key® test to Rule Out lupus was developed by ImmunArray Ltd using serum samples of 246 SLE patients and 252 self-declared healthy controls.…Abstract Number: 3106 • 2016 ACR/ARHP Annual Meeting
A Simple Test for Assessing and Monitoring SLE Disease Activity Status
Background/Purpose: SLE patients can experience chronically active disease, remissions and flares, or long periods of quiescence. Accurately assessing disease activity is crucial for prescribing appropriate…Abstract Number: 218 • 2016 ACR/ARHP Annual Meeting
Accuracy of Humasens-Plus Point-of-Care Uric Acid Meter Using Capillary Blood Obtained By Fingertip Puncture
Background/Purpose: A key factor in the success of gout management is the long-term lowering of serum uric acid (sUA) levels below predetermined targets (5 or…Abstract Number: 494 • 2016 ACR/ARHP Annual Meeting
Sensitivity and Specificity of 14-3-3η, Anti-CEP-1 and Anti-Sa Antibodies in a Cohort of Seronegative and Suspected Rheumatoid Arthritis (RA) Patients from a Community Rheumatology Practice
Background/Purpose: RA is the most common autoimmune inflammatory joint disease, affecting up to 1% of the world population. Detection of antibodies, specifically against IgM rheumatoid…Abstract Number: 1714 • 2015 ACR/ARHP Annual Meeting
Young Patients with Back Pain and Maximally 1 Spa Feature: Is It Useful to Test HLA-B27 or Image the Sacroiliac Joints?
Background/Purpose: Axial SpondyloArthritis (axSpA) is a heterogeneous disease. The likelihood of diagnosis varies depending upon the specific findings that are present. However, it is debated…Abstract Number: 1916 • 2015 ACR/ARHP Annual Meeting
Validation of Novel Biomarker Candidates for Systemic Sclerosis
Background/Purpose: Systemic sclerosis (SSc) is a systemic autoimmune disease that manifests as progressive fibrosis of the skin and internal organs. SSc is associated with the…Abstract Number: 2065 • 2015 ACR/ARHP Annual Meeting
Verification of Novel Soluble Biomarkers That Differentiate Patients with Psoriatic Arthritis from Those with Psoriasis without Psoriatic Arthritis
Background/Purpose: There is a high prevalence of undiagnosed psoriatic arthritis (PsA) in psoriasis patients. Therefore identifying soluble biomarkers for PsA will help in screening psoriasis…Abstract Number: 2190 • 2015 ACR/ARHP Annual Meeting
Antiphospholipid Syndrome Alliance for Clinical Trials and International Networking (APS ACTION) Core Laboratory Validation Exercise: Comparison of Enzyme-Linked Immunosorbant Assay (ELISA) and Chemiluminescence Immunoassay (CIA)
Background/Purpose: APS ACTION International Clinical Database and Repository was created to study the natural course of disease over 10 years in persistently aPL-positive patients with/without…Abstract Number: 2231 • 2015 ACR/ARHP Annual Meeting
Vitamin D Deficiency States Can be Actively Prevented. Results from a Cross-Sectional Study of over 3000 Patients with Rheumatic Diseases
Background/Purpose: Vitamin D (D25) deficiency has been an ongoing matter of concern, especially in countries at northern latitudes. The effects of D25 deficiency in patients…Abstract Number: 2598 • 2015 ACR/ARHP Annual Meeting
Neutrophil Extracellular Trap Levels Measured By Cell Free Nucleosome ELISA in Serum Are Highly Specific and Sensitive for Rheumatoid Arthritis
Background/Purpose: Rheumatoid factor (RF) or anti-citrullinated peptide antibody (ACPA) detection have limited clinical utility for the diagnosis of rheumatoid arthritis (RA), as the specificity and…Abstract Number: 2614 • 2015 ACR/ARHP Annual Meeting
Single Academic Center Experience with 14-3-3 Eta in the Evaluation of Inflammatory Arthritis
Background/Purpose: 14-3-3 proteins are chaperonins found in all eukaryotic cells. There are multiple isoforms which are thought to be involved in intracellular signaling and transcription…
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