Abstract Number: 1640 • ACR Convergence 2021
Multisystem Inflammatory Syndrome in Children at Two Tertiary Hospitals in Cape Town, South Africa: Clinical Phenotype and Distinguishing Features from Similar Acute Inflammatory Conditions
Background/Purpose: Distinguishing Multisystem Inflammatory Syndrome in Children (MIS-C) associated with Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV2) from acute, pyrexial childhood illness can be challenging.…Abstract Number: 0090 • ACR Convergence 2020
110 Patients with Monoclonal Gammopathy of Undetermined Significance (MGUS) in a Rheumatology Disease Unit: Fracture, Neuropathy, and Pernicious Anemia Are Clues to Recognition
Background/Purpose: Monoclonal gammopathy of undetermined significance (MGUS) has been associated with osteoporosis, neuropathy, pernicious anemia, and low vitamin B12, and may precede multiple myeloma and…Abstract Number: 0093 • ACR Convergence 2020
Review of Gastrointestinal Manifestations of Kohlmeier-Degos Disease
Background/Purpose: Kohlmeier-Degos disease is a rare obliterative vasculopathy that can present in a benign cutaneous form or with potentially malignant systemic involvement. While the benign…Abstract Number: 0100 • ACR Convergence 2020
Concordance Between the QuantiFERON-TB Gold In-Tube and Tuberculin Test for the Diagnosis of Latent Tuberculosis Infection in Patients with Rheumatic Diseases
Background/Purpose: Patients with rheumatic diseases (RD) are at higher risk of latent tuberculosis infection (LTBI) reactivation. To detect and treat it before starting treatment, especially with biological therapies, decrease the reactivation risk. Diagnosis is carried…Abstract Number: 0414 • ACR Convergence 2020
Clinical Characteristics of an Internet-Based Cohort of Participants with a Self-Reported Diagnosis of Cryoglobulinemic Vasculitis or IgA Vasculitis
Background/Purpose: Cyroglobulinemic vasculitis (CV) and IgA vasculitis are forms of small-vessel vasculitis characterized by immune complex deposition. The purpose of this study was to a)…Abstract Number: 0417 • ACR Convergence 2020
Different Immunophenotypes Characterized IgG4-Related Disease Clinical Phenotypes
Background/Purpose: Patients with IgG4-related disease (IgG4-RD) can be classified in clinical phenotypes which differ in terms of demographics, clinical and serological features. Whether there are…Abstract Number: 0645 • ACR Convergence 2020
Prevalence and Clinical Features of COVID-19 in a Large Cohort of 199 Patients with Sarcoidosis
Background/Purpose: To investigate the prevalence, clinical features and outcomes of coronavirus disease 2019 (COVID-19) among sarcoidosis patients.Methods: We retrospectively collected clinical features, treatments and outcomes…Abstract Number: 1033 • ACR Convergence 2020
Systemic Treatment in Sarcoidosis. Study of 377 Patients from a Single University Hospital
Background/Purpose: Sarcoidosis is a multisystemic disease characterized by the formation of non-necrotizing granulomas. The most frequently affected organs are the lungs, skin and eyes. Systemic…Abstract Number: 1051 • ACR Convergence 2020
Rituximab for Interstitial Pneumonia with Autoimmune Features at Two Academic Medical Centers
Background/Purpose: Many patients with interstitial lung disease (ILD) have autoimmune features without a distinct rheumatic disease and are thus designated as having interstitial pneumonia with…Abstract Number: 1160 • ACR Convergence 2020
Treatment Intensity and Impact on Bone Lesion Evolution and Distribution Patterns in Severe Chronic Recurrent Multifocal Osteomyelitis
Background/Purpose: To compare bone lesion evolution and bone lesion distribution patterns identified by whole body magnetic resonance imaging (WB-MRI) by treatment intensity in patients with…Abstract Number: 1166 • ACR Convergence 2020
Use of Rituximab to Treat COPA Syndrome: A Multi-Institutional Cohort
Background/Purpose: Coatomer protein complex subunit α (COPA) syndrome is a rare genetic multisystem autoimmune disorder inherited in an autosomal dominant manner. Onset typically occurs in…Abstract Number: 1443 • ACR Convergence 2020
High-dimensional Analyses of Checkpoint-inhibitor Related Arthritis Synovial Fluid Cells Reveal a Unique, Proliferating CD38hi Cytotoxic CD8 T Cell Population Induced by Type I IFN
Background/Purpose: Checkpoint inhibitors (CI) used to treat cancer frequently trigger immune-related adverse events, including inflammatory arthritis. CI-related arthritis (CIrA) occurs in ~5% of treated patients,…Abstract Number: 1577 • ACR Convergence 2020
Immune Checkpoint Inhibitor-Induced Inflammatory Arthritis Impact on Function and Patient-Reported Quality of Life Measures Varies Depending on Pattern of Arthritis
Background/Purpose: Immune checkpoint inhibitors (ICIs) have emerged as a paradigm shift in the treatment of malignancies, but can have significant side effects, termed immune related…Abstract Number: 1631 • ACR Convergence 2020
No Increased Risk of Liver Dysfunction from Tildrakizumab Treatment: Post Hoc Analyses of the Tildrakizumab Psoriasis Clinical Program
Background/Purpose: Tildrakizumab (TIL) is a high‐affinity, humanized, immunoglobulin G1κ, anti–interleukin-23p19 monoclonal antibody approved for the treatment of moderate to severe plaque psoriasis. We evaluated adverse…Abstract Number: 1637 • ACR Convergence 2020
Comparison of Nation-wide Epidemical Study on 2009 and That on 2019 Revealed That Improvement of Disease Severity and Mortality Rate May Come from Progress of Proficient Management in Patients with Relapsing Polychondritis in Japan
Background/Purpose: We conducted a retrospective survey study in 2009 and collected clinical data of 239 patients with relapsing polychondritis (RP). Using the survey data, we…
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