Abstracts tagged "Neuroimaging"

Abstract Number: 0164 • ACR Convergence 2021
Disrupted Executive Control Network Structural-Functional Integration Is Associated with Inferior Performance of Cognitive Switching Tasks in Patients with Systemic Lupus Erythematosus (SLE)
Xing Qian¹, Danielle S Bassett², Kwun Kei Ng¹, Beatrice RY Loo¹, Amelia J Koh¹, Juan Helen Zhou¹ and Anselm Mak³, ¹Center for Sleep and Cognition, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore, ²Departments of Physics & Astronomy, Bioengineering, Electrical & Systems Engineering, Neurology, and Psychiatry, University of Pennsylvania, Philadelphia, PA, ³National University of Singapore, Singapore, Singapore
Background/Purpose: Cognitive flexibility, a process that enables goal-oriented cognitive switching between mental function modes, is central to executive function which is impaired in SLE patients.…
Abstract Number: 0456 • ACR Convergence 2021
Functional Connectivity, Enhanced Blood-Brain Barrier Leakage and Cognitive Impairment in Systemic Lupus Erythematosus
John Hanly¹, Jason Robertson¹, Lyna Kamintsky¹, Alon Friedman¹, Steven Beyea¹, John Fisk¹, Antonina Omisade¹, Cindy Calkin¹, Tim Bardouille¹, Chris Bowen¹, Alexandra Legge¹, Arnold Mitnitski², Kara Matheson² and Javeria Hashmi¹, ¹Dalhousie University, Halifax, NS, Canada, ²Nova Scotia Health Authority, Halifax, NS, Canada
Background/Purpose: Cognitive impairment is the most frequent manifestation of neuropsychiatric systemic lupus erythematosus (NPSLE), yet the mechanisms underlying it remain poorly understood. We have previously…
Abstract Number: 0703 • ACR Convergence 2021
CD8 Positron Emission Tomography (PET/CT) Imaging with 89Zr-Df-IAB22M2C in Patients with Inclusion Body Myositis
Colin Quinn¹, Kelsey Moulton¹, Ron Korn², William Le³, Niti Goel⁴, Michael Farwell⁵ and Steven Greenberg⁶, ¹Department of Neurology, University of Pennsylvania, Philadelphia, PA, ²ImaginAb, Inglewood, CA, ³ImaginAb, Inc, Inglewood, CA, ⁴Abcuro, Inc., Newton,, MA, ⁵Department of Radiology, University of Pennsylvania, Philadelphia, PA, ⁶Brigham and Women's Hospital Department of Neurology, Boston, MA
Background/Purpose: Inclusion body myositis (IBM) is a slowly progressive autoimmune skeletal muscle disease for which no effective pharmacological therapy is available. A prominent feature of…
Abstract Number: 0777 • ACR Convergence 2021
Potential Biomarkers of Cognitive Impairment in the Context of Childhood-Onset Systemic Lupus Erythematosus
Santiago Arciniegas¹, Sarah Mossad², Tala El Tal³, Lawrence Ng⁴, Paris Moaf⁴, Helen Branson⁴, Adrienne Davis⁴, Linda Hiraki⁴, Deborah Levy⁴, Ashley Danguecan² and Andrea Knight², ¹University of Toronto/The Hospital for Sick Children, Toronto, ON, Canada, ²Hospital for Sick Children, Toronto, ON, Canada, ³University of Toronto/Hospital for Sick Children, Toronto, ON, Canada, ⁴The Hospital for Sick Children, Toronto, ON, Canada
Background/Purpose: Cognitive complaints are common in children with childhood-onset systemic lupus erythematosus (cSLE), but neuropsychiatric lupus (NPSLE) remains challenging to diagnose and treat. To increase…
Abstract Number: 0870 • ACR Convergence 2021
Blood Brain Barrier Integrity and Brain Imaging Patterns in Patients with SLE
Shiran Aharon¹, Dafna Ben-Bashat², Orna Aizenstein³, Moran Artzi⁴, Mark Berman⁵, Victoria Furer⁶, Marina Anouk⁷, Yael Lahat⁸, Jonathan Wollman⁹, Ofir Elalouf⁹, Ari Polachek¹⁰ and Daphna Paran¹¹, ¹Wohl Institute of Advanced Imaging, Tel-Aviv Sourasky Medical Center, Sagol School of Neuroscience, Sackler Faculty of Medicine, Tel-Aviv, Israel, ²Wohl Institute of Advanced Imaging, Tel-Aviv Sourasky Medical Center, Tel-Aviv University, Tel-Aviv, Israel, ³Department of Neuroradiology Tel-Aviv Sourasky Medical Center, Tel-Aviv University, Tel-Aviv, Israel, ⁴Wohl Institute of Advanced Imaging, Tel-Aviv Sourasky Medical Center, Tel-Aviv, Israel, ⁵Department of Rheumatology , Tel-Aviv Sourasky Medical Center, Tel-Aviv University, Tel Aviv, Israel, ⁶Tel Aviv Sourasky Medical Center, Tel Aviv, Israel, ⁷Department of Rheumatology, Tel-Aviv Sourasky Medical Center, Tel-Aviv University, Tel-Aviv, Israel, ⁸Department of Rheumatology , Tel-Aviv Sourasky Medical Center, Tel-Aviv University, Tel-Aviv, Israel, ⁹Tel Aviv Medical Center, Herzliya, Israel, ¹⁰Sourasky Medical Center, Petah-Tikva, Israel, ¹¹Tel Aviv Sourasky Medical Center-Ichilov Hospital, Even Yehuda, Israel
Background/Purpose: The pathogenesis of neuropsychiatric SLE (NPSLE) has not been fully elucidated. Recent evidence suggests impaired blood brain barrier (BBB) integrity as a possible mechanism…
Abstract Number: 1114 • ACR Convergence 2021
Pachymeningitis: The Mayo Clinic Experience
Emily Gilbert¹, Mina Al-Awqati², Tina Gunderson³ and Florentina Berianu¹, ¹Mayo Clinic, Jacksonville, FL, ²University of Illinois, Chicago, IL, ³Mayo Clinic, Rochester, MN
Background/Purpose: Pachymeningitis is a rare disorder defined by localized or generalized inflammatory thickening of the dura. It can be associated with infections, malignancy, autoimmune disorders,…
Abstract Number: 1646 • ACR Convergence 2021
Abnormal Cerebrovascular Biomarkers in Patients with Rheumatoid Arthritis: Results from a Prospective Study of Cognitive Aging
Maria Vassilaki¹, Cynthia Crowson², John Davis¹, Stephanie Duong¹, Aivi Nguyen¹, David Jones¹, Michelle Mielke¹, Vemuri Prashanthi¹ and Elena Myasoedova¹, ¹Mayo Clinic, Rochester, MN, ²Mayo Clinic, Eyota, MN
Background/Purpose: Patients with rheumatoid arthritis (RA) are at increased risk of cognitive impairment compared to the general population. This association might be due to chronic…
Abstract Number: 0742 • ACR Convergence 2020
Effect of IA OnabotulinumtoxinA and Vanilloids on Substance P and Neurokinin 1 Receptor Expression in the Dorsal Root Ganglia of Mice with Monoarthritis
Hollis Krug¹, Nicole Blanshan², Christopher Dorman² and Sandra Frizelle², ¹Minneapolis VAHCS and University of Minnesota Medical School, Minneapolis, MN, ²Minneapolis VAHCS, Minneapolis
Background/Purpose: Neurotoxins are increasingly being proposed as analgesics for arthritis pain. Phase II and III clinical trials have shown efficacy but with potential toxicities such…
Abstract Number: 1508 • ACR Convergence 2020
Blood-Brain Barrier Leakage in Systemic Lupus Erythematosus Is Associated with Gray Matter Loss and Cognitive Impairment
Lyna Kamintsky¹, Steven Beyea², John Fisk², Javeria Hashmi², Antonina Omisade², Cynthia Calkin², Tim Bardouille², Chris Bowen², Maher Quraan², Arnold Mitnitski², Kara Matheson², Alon Friedman² and John Hanly³, ¹Department of Medical Neuroscience, Dalhousie University, Halifax, Canada, ²Dalhousie University, Halifax, Canada, ³Dalhousie University, Halifax, NS, Canada
Background/Purpose: Cognitive impairment is the most frequent manifestation of neuropsychiatric systemic lupus erythematosus (NPSLE), yet the mechanisms underlying it remain poorly understood. The purpose of…
Abstract Number: 1675 • ACR Convergence 2020
Microstructural Damage Is Associated with Age at Disease-onset and Cognitive Impairment in Systemic Lupus Erythematosus
Paulo Julio¹, Renan Frittoli¹, Aline Lapa¹, Thais Caldeira¹, Leticia Rittner¹, Fernando Cendes¹, Roberto Marini¹, Paula Fernandes¹, Lilian Costallat¹ and Simone Appenzeller¹, ¹UNICAMP, Campinas, Brazil
Background/Purpose: To compare corpus callosum (CC) volume and diffusion tensor imaging in systemic lupus erythematosus according to age of disease-onset. Methods: We selected 75 patients with…
Abstract Number: 1819 • ACR Convergence 2020
Altered Brain Functional Connectivity in Systemic Lupus Erythematosus
Michelle Barraclough¹, Shane McKie², Benjamin Parker¹, Alan Jackson³, Rebecca Elliott⁴ and Ian Bruce⁵, ¹Centre for Epidemiology Versus Arthritis, Faculty of Biology, Medicine and Health, The University of Manchester; NIHR Manchester Biomedical Research Centre, Manchester University NHS FT, Manchester Academic Health Science Centre, Manchester, United Kingdom, ²FBMH Platform Sciences, Enabling Technologies & Infrastructure, The University of Manchester, Manchester, ³Wolfson Molecular Imaging Centre, Institute of imaging and bioinformatics, The University of Manchester, Manchester, ⁴Division of Neuroscience and Experimental Psychology, Faculty of Biology, Medicine and Health, The University of Manchester; NIHR Manchester Biomedical Research Centre, Manchester University NHS FT, Manchester Academic Health Science Centre, Manchester, United Kingdom, ⁵Centre for Epidemiology Versus Arthritis, The University of Manchester and NIHR Manchester Biomedical Research Centre, Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, United Kingdom
Background/Purpose: Cognitive dysfunction (CD) is very prevalent in SLE and significantly affects quality of life. Altered functional brain mechanisms are associated with CD in SLE.…
Abstract Number: 1992 • ACR Convergence 2020
Longitudinal Evaluation of Axonal Dysfunction, Neuronal Markers and Serum Cytokines in Childhood-onset Systemic Lupus Erythematosus
Renan Frittoli¹, Danilo Rodrigues¹, Aline Lapa¹, Mariana Postal¹, Roberto Marini¹, Gabriela Castellano¹, Fernando Cendes¹, Leticia Rittner¹ and Simone Appenzeller¹, ¹UNICAMP, Campinas, Brazil
Background/Purpose: To analyze 1H-MRS brain metabolites in a longitudinal study and to determine clinical, laboratory and treatment features associated with its occurrence. To determine, additionally…
Abstract Number: 0709 • ACR Convergence 2020
Anatomical Distribution of Mrgprd-expressing Nonpeptidergic C-fibers in the Mouse Knee
Alia Obeidat¹, Rachel Miller¹ and Anne-Marie Malfait¹, ¹Rush University, CHICAGO, IL
Background/Purpose: The voltage-gated sodium channel, NaV1.8, marks the majority of C-fiber nociceptors. We have used NaV1.8 tdTomato reporter mice to describe the nociceptive innervation of…
Abstract Number: 100 • 2020 Pediatric Rheumatology Symposium
Does Anakinra Dampen Neuronal Damage in Children with Febrile-Infection Related Epilepsy Syndrome (FIRES): A Single Center Review of Neuroimaging
Eyal Muscal¹, Jill Hunter ², Yi-Chen Lai ² and James Riviello ², ¹Section of Rheumatology, Department of Pediatrics, Baylor College of Medicine, houston, ²BCM/TCH, Houston
Background/Purpose: Febrile-illness related epilepsy syndrome (FIRES), characterized by the emergence of super refractory status epilepticus (SRSE) in previously healthy children following a febrile illness, is…
Abstract Number: L03 • 2019 ACR/ARP Annual Meeting
NYX-2925 Impacts Functional and Chemical Neuroimaging Biomarkers and Patient-reported Outcomes of Pain in Patients with Fibromyalgia
Steven Harte ¹, Leslie Arnold ², Eric Ichesco ¹, Christopher Crumb ¹, Mary Suh ³, Laurel Sindelar ³, Chelsea Kaplan ¹, Tony Larkin ¹, Andrew Schrepf ¹, Daniel Clauw ⁴, Stephen Sainati ³ and Richard Harris¹, ¹University of Michigan, Ann Arbor, ²University of Cincinnati College of Medicine, Cincinnati, ³Aptinyx Inc, Evanston, ⁴Division of Rheumatology, Department of Internal Medicine and Division of Anesthesia, Michigan Medicine, Ann Arbor, MI
Background/Purpose: Fibromyalgia (FM) is a chronic, debilitating disease typified by widespread musculoskeletal pain and accompanied by fatigue, sleep disturbance, memory issues, and mood disorders. FM…