(2052–2078) Muscle Biology, Myositis & Myopathies – Basic & Clinical Science Poster III

Tuesday, October 28, 2025

10:30 AM - 12:30 PM Central Time

Location: Hall F1

CE: 0.00

Presentations:

10:30 AM - 12:30 PM Central Time

A Changing Paradigm: Reassessing the Role of Muscle Biopsy in Idiopathic Inflammatory Myopathies in a Single-center Cohort
Abstract Poster Presenter: Ami Purohit, MD – University of Miami
10:30 AM - 12:30 PM Central Time

A Prospective Study Unveils Damage Accrual and Myositis Specific Antibodies as Key Risk Factors for Mortality in Myositis
Abstract Poster Presenter: AGUSTIN HERNANDEZ LOPEZ, II, MD (he/him/his) – INCMNSZ
10:30 AM - 12:30 PM Central Time

Autoantibody Patterns in Myositis Immunoblot Testing: A Retrospective Study inInflammatory Myopathies and Connective Tissue Diseases (2017–2023)
Abstract Poster Presenter: Fabricio Benavides, MD – Hospital Universitario Marqués de Valdecilla
10:30 AM - 12:30 PM Central Time

Cell-free DNA as a Potential Marker of Muscle Involvement and Treatment Response in Myositis
Abstract Poster Presenter: Sabína Oreská, MD, PhD (she/her/hers) – Institute of Rheumatology
10:30 AM - 12:30 PM Central Time

Characterization of Hospitalization, Patient Demographics and Impact of Idiopathic Inflammatory Myopathies on Hospitalization Outcomes in Adult Fracture Patients: A National Inpatient Sample Analysis.
Abstract Poster Presenter: Pranathi Bandarupalli, MD (she/her/hers) – Mercy St Vincent Medical Center
10:30 AM - 12:30 PM Central Time

Clinical Associations of Anti-Ro52 Antibodies in Idiopathic Inflammatory Myopathies: A Scoping Review
Abstract Poster Presenter: Emily Sun, MD, MPH – Royal Melbourne Hospital
10:30 AM - 12:30 PM Central Time

Comparing characteristics, diagnostics, and treatment in people with different idiopathic inflammatory myopathies using a large representative cohort
Abstract Poster Presenter: Michael George, MD, MSc – University of Pennsylvania
10:30 AM - 12:30 PM Central Time

Concordance of low titer positive myositis-specific autoantibodies and myositis-associated autoantibodies on subsequent myositis panel testing.
Abstract Poster Presenter: Nikola Wilk, MD, FRCPC (he/him/his) – University of Ottawa
10:30 AM - 12:30 PM Central Time

Construct Validity of Total Improvement Score (TIS) as an Endpoint for Clinically Meaningful Improvement in Multiple Patient-Centered Outcome Measures in Dermatomyositis
Abstract Poster Presenter: Anjana Chandrasekhara Pillai, MD – PPCP
10:30 AM - 12:30 PM Central Time

Ferritin trends differentiate anti-MDA5 Dermatomyositis from anti-Jo1 Antisynthetase Syndrome
Abstract Poster Presenter: Silvia Grazzini, MD – University of Siena
10:30 AM - 12:30 PM Central Time

Immune Cell Signatures Associated with Disease Activity in Dermatomyositis Across Autoantibody Subtypes
Abstract Poster Presenter: Jeffrey Sagun, BS – Stanford University School of Medicine
10:30 AM - 12:30 PM Central Time

Impact of Diagnostic Delay on Disease Activity and Cumulative Damage in Patients with Idiopathic Inflammatory Myopathies in a Third-level Hospital in Mexico
Abstract Poster Presenter: Rebeca Polina-Lugo, MD (she/her/hers) – Division of Rheumatology, Hospital Universitario, UANL
10:30 AM - 12:30 PM Central Time

Increased Mortality in Hispanic Males with Lymphopenia: A Descriptive and Statistical Analysis of Anti-Melanoma Differentiation-Associated Protein 5 (MDA-5) Antibody Positive Patients
Abstract Poster Presenter: Sergio M. Maldonado Chaar, MD (he/him/his) – University of Miami/Jackson Health
10:30 AM - 12:30 PM Central Time

Kinematics Underlying IBM-induced Dysphagia
Abstract Poster Presenter: Kevin Renz Ambrocio, MS – University of Pittsburgh
10:30 AM - 12:30 PM Central Time

Linking PROMIS scores to disease severity and treatment in dermatomyositis: a patient-centered evaluation
Abstract Poster Presenter: Julie Paik, MD, MHS – Johns Hopkins University
10:30 AM - 12:30 PM Central Time

Neutrophil Extracellular Traps from Patients with Idiopathic Inflammatory Myopathies Induce Interferogenic Responses in Macrophages and Myeloid Dendritic Cells
Abstract Poster Presenter: Yatzil Reyna-Juárez, MD – Instituto Politécnico Nacional
10:30 AM - 12:30 PM Central Time

Nutritional Discourse in Online Myositis Communities: A Reddit Analysis of Patient-led Discussions
Abstract Poster Presenter: Taanya Talreja, MBBS – Seth GS Medical College and KEM Hospital
10:30 AM - 12:30 PM Central Time

Organ-specific disease activity and serological patterns in idiopathic inflammatory myopathies: A descriptive study in a Hispanic cohort
Abstract Poster Presenter: Emmanuel Dominguez-Chapa, MS (he/him/his) – Universidad Autonoma de Nuevo Leon
10:30 AM - 12:30 PM Central Time

Pain in Idiopathic Inflammatory Myopathies: A Global Study of Patient Experience
Abstract Poster Presenter: Lekshmi Minikumari Rahulan, MD, MBBS – Sanjay Gandhi Postgraduate Institute of Medical Sciences
10:30 AM - 12:30 PM Central Time

Patterns of Comorbidity in Idiopathic Inflammatory Myopathies: A Cross-sectional Analysis of Disease Burden and Risk Factors
Abstract Poster Presenter: Meera Shah, MD, MBBS – Topiwala National Medical College and Dr. B.Y.L Nair Charitable Hospital
10:30 AM - 12:30 PM Central Time

Prevalence of anti-neutrophil extracellular trap antibodies and their relationship with the clinical characteristics of patients with idiopathic inflammatory myopathies.
Abstract Poster Presenter: AGUSTIN HERNANDEZ LOPEZ, II, MD (he/him/his) – INCMNSZ
10:30 AM - 12:30 PM Central Time

Psychosocial Factors Strongly Influence Subjective Well-being in Patients with Idiopathic Inflammatory Myopathies
Abstract Poster Presenter: Meera Shah, MD, MBBS – Topiwala National Medical College and Dr. B.Y.L Nair Charitable Hospital
10:30 AM - 12:30 PM Central Time

Results of an Integrated Program for Early Cancer Detection in Idiopathic Inflammatory Myopathies
Abstract Poster Presenter: Rebeca Polina-Lugo, MD (she/her/hers) – Division of Rheumatology, Hospital Universitario, UANL
10:30 AM - 12:30 PM Central Time

Statin-Associated Immune-Mediated Necrotizing Myopathy in Native Americans
Abstract Poster Presenter: Tam Dinh, MD – University of New Mexico Internal Medicine Program
10:30 AM - 12:30 PM Central Time

Systematic Review: Nutritional Interventions in Muscle Diseases
Abstract Poster Presenter: Deepanjali Vedantam, MD, MBBS – Shasta Regional Medical Centre/Prime West Consortium
10:30 AM - 12:30 PM Central Time

Treatment Patterns And Drug Use In Idiopathic Inflammatory Myopathies. Description Of The First Year After Diagnosis In A Swedish Myositis Cohort.
Abstract Poster Presenter: Federico Zazzetti, MD – J&J Innovative Medicine
10:30 AM - 12:30 PM Central Time

Tryptophan Metabolism Alteration Is Associated With Rapidly Progressive Interstitial Lung Disease Of Anti-MDA5+ Dermatomyositis
Abstract Poster Presenter: Hongjiang Liu, n/a – West China Hospital, Sichuan University