Abstract Number: 0174 • ACR Convergence 2020
Dense Genotyping of Immunologic Loci Identifies CXCR4 as a Novel Susceptibility Locus for Systemic Juvenile Idiopathic Arthritis
Background/Purpose: Systemic juvenile idiopathic arthritis (sJIA) is a severe, potentially lethal inflammatory condition. It accounts for a disproportionate share of morbidity and mortality among childhood…Abstract Number: 1159 • ACR Convergence 2020
Novel STING1 Mutations Including in the Transmembrane Linker Region Cause STING-associated Vasculopathy with Onset in Infancy (SAVI)
Background/Purpose: STING-associated vasculopathy with onset in infancy (SAVI) is an autoinflammatory disease caused by gain-of-function (GOF) mutations in STING1/TMEM173 that encodes stimulator of interferon genes,…Abstract Number: 1953 • ACR Convergence 2020
Somatic Mutations in a Single Residue of UBA1 Cause VEXAS, a Severe Adult-Onset Rheumatic Disease Presenting as Relapsing Polychondritis, Polyarteritis Nodosa, or Giant Cell Arteritis
Background/Purpose: Identifying the causes of adult-onset rheumatic diseases remains a challenge, and limits diagnosis, prognosis, and targeted treatment. We hypothesized that mutations in genes regulating…Abstract Number: 0176 • ACR Convergence 2020
Characterization and Molecular Mechanism Underlying NEMO Deleted Exon 5 Autoinflammatory Syndrome (NDAS)
Background/Purpose: The NF-kB essential modulator (NEMO) is a scaffolding protein with a broad immune cell and tissue expression profile. Hypomorphic mutations in IKBKG encoding NEMO…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: 0282 • ACR Convergence 2020
Expression of the cGAMP Transporter SLC19A1 Is Altered in Systemic Lupus Erythematosus
Background/Purpose: Inappropriate sensing of nucleic acids leading to enhanced type I interferon (IFN) induction is a hallmark of SLE, contributing to breakdown of immune tolerance…Abstract Number: 1161 • ACR Convergence 2020
Perspectives of Radiologist Physicians in the Imaging of Chronic Nonbacterial Osteomyelitis
Background/Purpose: Radiological imaging is integral to the diagnosis of chronic nonbacterial osteomyelitis (CNO) and has been included as a central component in suggested diagnostic criteria…Abstract Number: 0453 • ACR Convergence 2020
Monitoring of BK Reactivation and Long-term Safety on JAK1/2 Inhibition with Baricitinib
Background/Purpose: Baricitinib has been used to treat pediatric patients (pts) with Type 1 Interferonopathies1. Safety profile including BK viral reactivation in urothelium and pharmacokinetic model…Abstract Number: 1163 • ACR Convergence 2020
Predictors of Colchicine Response in Patients with Undefined Systemic Autoinflammatory Diseases
Background/Purpose: Systemic autoinflammatory diseases (SAIDs) result from dysregulation of the innate immune system. Many patients with SAIDs have specific mutations that lead to the release…Abstract Number: 0461 • ACR Convergence 2020
High-Throughput Single-Cell Analysis Reveals Unique Lung Cellular Subsets in a Murine Model of Rheumatoid Arthritis-Inflammatory Lung Disease
Background/Purpose: Rheumatoid arthritis (RA)-associated inflammatory lung disease is an extra-articular manifestation of RA associated with increased morbidity and mortality, whose precise molecular mechanisms remain undetermined.…Abstract Number: 1164 • ACR Convergence 2020
Frequency of Genetic Diagnosis in an Autoinflammatory Disease Natural History Protocol Cohort of Patients
Background/Purpose: Monogenic autoinflammatory diseases (AID) are caused by innate immune dysregulation resulting in systemic inflammation and variable organ-specific clinical manifestations. The Translational Autoinflammatory Disease Section…Abstract Number: 0068 • ACR Convergence 2020
Single Cell RNA-seq to Characterize Monocyte Subtypes in the Autoinflammatory Interferonopathy, SAVI and the Inflammasomopathy, NOMID
Background/Purpose: Monocytes are pivotal producers of key inflammatory cytokines that drive autoinflammatory diseases. In SAVI, constitutive STING activation causes chronic activation with increased type-I IFN…Abstract Number: 0471 • ACR Convergence 2020
Splice Site Variants in IKBKG, Encoding NEMO, Detected by a Customized Analysis of Next-Generation Sequencing Data Cause an Early-onset Autoinflammatory Syndrome of Panniculitis and Cytopenias in Male and Female Patients
Background/Purpose: The Inhibitor of Kappa-B Kinase Regulatory Subunit Gamma (IKBKG) is located on the X chromosome and encodes the NF-κB essential modulator (NEMO). Loss-of-function mutations…Abstract Number: 1323 • ACR Convergence 2020
Pregnancy in Axial Spondyloarthropathy: A Systematic Review & Meta-Analysis
Background/Purpose: Axial spondyloarthropathy (axSpA) is an inflammatory arthritis affecting the sacroiliac joints and the spine. Although this chronic condition affects a wide range of ages,…Abstract Number: 0078 • ACR Convergence 2020
Retrospective Analysis of Clinical Characteristics and Classification Criteria Performance in a Single Center Cohort of 114 Patients Diagnosed with IgG4-Related Disease
Background/Purpose: Immunoglobulin G4 Related Disease (IgG4-RD) is a fibroinflammatory condition that can involve almost any organ system. Diagnosis is made based on correlation of clinical,…