Oral Presentations
| BT-14 | Axial spondyloarthritis monocytes display mitochondrial changes associated with inflammation | Courtney Cowan University of Colorado |
| BT-12 | Mutated Nod2 enhances Th17 expansion and autoimmune uveitis in a T cell-dependent manner | Leah Huey Oregon Health & Science University |
| C-27 | Validation of MRI Structural Lesions Versus Computed Tomography in the Sacroiliac Joints of Patients with Axial Spondyloarthritis in the EchoSpA Inception Cohort | Natalya Horbal University of Alberta |
| C-40 | Radiographic Sacroiliitis Progression in Psoriatic Arthritis | Virginia Carrizo Abarza, MD Toronto Western Hospital, University of Toronto |
| C-28 | Effects of Sex and Race on the Genetic Association of CARD9 S12N on Axial Spondyloarthritis | Kofi Asare-Konadu University of Colorado Anschutz |
Abstract Posters
| BT-01 | STK17B/DRAK2 Marks Inflammatory T Cell Programs and Treatment Non-Response in Axial Spondyloarthritis | Patricia Remalante-Rayco, MD, MSc University Health Network |
| BT-02 | T Cell Interferon and Cytotoxic Pathways in Axial Spondyloarthritis: Relationship to Secukinumab Response Profiles | Addison Pacheco, PhD University of Toronto |
| BT-03 | Exosome-Mediated Adenosine Signaling in Ankylosing Spondylitis: Mechanisms of Immune Dysregulation and Therapeutic Potential | Fataneh Tavasolian University Health Network, Toronto |
| BT-04 | EpiScan Mapping of HLA-B*27 Antigen Presentation Reveals Features of Human Arthritogenic Peptides | Kristen Mengwasser, MD, PhD University of California San Fransisco |
| BT-05 | Environmental fungal cues drive Th17 skewing via T cell-intrinsic Nod2 signaling | Amy Seufert University of Colorado Anschutz Medical Campus, Aurora |
| BT-06 | Dysregulated STK17B/DRAK2 Marks Inflammatory T Cell Programs and Treatment Non-Response in Axial Spondyloarthritis | Patricia Remalante-Rayco, MD, MSc University Health Network |
| BT-07 | Targeting TRABID in Axial Spondyloarthritis: Implications for Inflammation and New Bone Formation | Archita Srinat University of Toronto |
| BT-08 | Interferon-Related Transcriptional Signatures in Spondyloarthritis | Devika Kumar National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), National Institutes of Health (NIH) |
| BT-09 | The CARD9 S12N Risk Variant Amplifies Fungal-Induced Neutrophil–Th17 Immunity in Axial Spondyloarthritis | Kristen Allison University of Colorado Anschutz |
| BT-10 | Single Cell Sequencing Analysis of Tumor Necrosis Factor Inhibitor Drug Response Suggests Enrichment of Pro-inflammatory Pathway in Non-responders and Amino Acid Metabolic Pathways in Responders | Phuong Nguyen University of Toronto |
| BT-11 | Using Pathogenic CD8 T Cells to Identify HLA-B27+ Axial Spondyloarthritis and Acute Anterior Uveitis | Joy Um Washington University |
| BT-13 | MIF inhibition exacerbates intestinal pathology in SKG mice | Shaghayegh Foroozan Boroojeni University Health Network |
| BT-16 | Investigating non-coding RNA variation in the HLA-B*27 gene and risk of AxSpA | Eric Brown National Institutes of Health |
| C-17 | Comparative Effectiveness of Pharmacologic Therapies for Preventing Recurrent Anterior Uveitis in Axial Spondyloarthritis | Parsa Mokhtar University of California San Francisco |
| C-18 | Agreement Among ASAS-SPARTAN, ASAS 2009, and Modified New York Classification Criteria in Axial Spondyloarthritis | Maia Madison University of California San Francisco |
| C-19 | Performance and Overlap of ASAS 2009 vs ASAS–SPARTAN 2025 Criteria in Established Radiographic axSpA | Andrew Rosenblatt University of California San Francisco |
| C-20 | Case Series: Spine Predominant Juvenile Spondyloarthritis without Sacroiliitis | Ly-Lan Bergeron National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health (NIH) |
| C-21 | Genomics in Enthesitis Related Arthritis (ERA) patients. A first step in understanding the association between genetic biomarkers and clinical data among ERA patients | Edan Itzkovitz The Hospital for Sick Children – UofT |
| C-22 | Sexual Dysfunction in Spondyloarthritis: Prevalence and Clinical Correlates in a Mexican Cross-Sectional Study | Guillermo Arturo Guaracha -Basañez Instituto Nacional de Ciencias Médicas y Nutrición, Salvador Zubiran |
| C-23 | Prevalence and clinical associations of HLA-B27-Associated SNPs in the All of Us Study | Zeyu Tang Yale University School of Medicine |
| C-24 | A Qualitative Exploration of Mental Health Needs Among Youth Living with Juvenile Spondyloarthritis: Perspectives of Youth and Their Caregivers | Frances Montemurro Sick Kids Research Institute, The Hospital for Sick Kids |
| C-25 | Combination therapy of biological and targeted synthetic disease-modifying antirheumatic drugs in spondyloarthritis: Experience in Mexican patients | Vijaya Rivera Terán Instituto Nacional de Rehabilitación Luis Guillermo Ibarra Ibarra |
| C-26 | Performance of the 2025 ASAS-SPARTAN Revised Classification Criteria for Axial Spondyloarthritis in a Canadian Multicenter Inception Cohort with Psoriasis, Uveitis, or Colitis Presenting with Undiagnosed Back Pain | Natalya Horbal University of Alberta |
| C-29 | Number Needed to Screen for Axial Spondyloarthritis: Preliminary Results from the FASTRAX Cohort | Laura Passalent, BScPT, MHSc Schroeder Arthritis Institute, University Health Network |
| C-30 | Impact of Treatment With Upadacitinib on Non-Nociceptive Pain and Its Relevance for the Presence of Residual Symptoms in Axial Spondyloarthritis: Results from a Multicountry Observational Study | Denis Poddubnyy, MD, Phd, MSc University of Toronto and the Schroeder Arthritis Institute of the University Health Network |
| C-31 | Real-World Comparative Effectiveness of Upadacitinib in Psoriatic Arthritis: Evaluation of Switching to Upadacitinib Versus Tumor Necrosis Factor Inhibitors or Interleukin-17 Inhibitors After First-Line Tumor Necrosis Factor Inhibitors | Philip Mease, MD Swedish Medical Center/Providence St. Joseph Health and the University of Washington School of Medicine |
| C-32 | Risk factors for spondyloarthritis in patients with acute anterior uveitis: A case-control study | Luis Daniel Fajardo Hermosillo Hospital de Especialidades Centro Médico Nacional de Occidente, Instituto Mexicano del Seguro Social, Guadalajara, Jalisco, México |
| C-33 | High-Sensitivity C-Reactive Protein as a Biomarker of Disease Activity in Psoriatic Arthritis | Ujjwol Risal, MD Women’s College Hospital |
| C-34 | What Defines an MRI Considered Indicative of Axial Spondyloarthritis in the Sacroiliac Joints: A Systematic Literature Review by the Spondyloarthritis Research and Treatment Network and the Skeletal Society of Radiology | Mohamad Bittar, MD, MS Oregon Health & Science University |
| C-35 | Trends in Diagnostic Timing and Clinical Features of Axial Spondyloarthritis by Sex and Clinical Subtype: A Multicenter Cohort Over Seven Decades | Rafael Bassara-Macedo, MD University of São Paulo & Brazilian Registry of Spondyloarthritis |
| C-36 | External Validation of Modified Axial Spondyloarthritis Self-Screening Tool (A-Tool ©) Using the SPondyloArthritis Caught Early (SPACE) Cohort | Sean Glaister, BS Tufts University School of Medicine & Yale University School of Medicine |
| C-37 | Modified A-Tool©: An online self-screening tool for axial spondyloarthritis for patients with chronic back pain | Zeyu Tang Yale University School of Medicine |
| C-38 | Impact of Regular Exercise, Mobility Impairment, and Obesity on Quality of Life in Patients with Axial Spondyloarthritis: A Cross-Sectional Analysis from the Brazilian Registry of Spondyloarthritis | Rafael Bassara-Macedo, MD University of São Paulo & Brazilian Registry of Spondyloarthritis |
| C-39 | Characterizing Mental Health Burden of Patients with Juvenile Spondyloarthritis | Sonali Mitra The Hospital for Sick Children |
| C-41 | Functional genetics to investigate the role of HLA-B*27 and ERAP in axial spondyloarthritis pathogenesis | Vishal Lashkari University of California San Francisco |
| C-42 | Bimekizumab demonstrates comparable one-year efficacy in male and female patients with axial spondyloarthritis: Results from two phase 3 studies | Marina Magrey, MD Case Western Reserve University, University Hospitals, Cleveland |
