Abstracts tagged "Biomechanics"

Abstract Number: 724 • 2019 ACR/ARP Annual Meeting
Biomechanical Properties of Skin for Assessment of Scleroderma: A Systemic Review
Peiyun Ni¹, Lilit Garibyan ² and Rox Anderson ², ¹Harvard-MIT Health Sciences and Technology, Harvard Medical School, Boston, MA, ²Wellman Center for Photomedicine, Massachusetts General Hospital, Boston, MA
Background/Purpose: Skin involvement is one of the early features of scleroderma and an important predictor of internal organ involvement and mortality. Skin fibrosis alters the…
Abstract Number: 2600 • 2019 ACR/ARP Annual Meeting
‘If You Don’t Use It, You Lose It’: Rehabilitation of Finger Dexterity and Ability to Perform Activities of Daily Living in Systemic Sclerosis
Elena Eusterwiemann¹, Marina Anderson ², Mark Robinson ¹ and Gabor Barton ¹, ¹Liverpool John Moores University, Liverpool, United Kingdom, ²Aintree University Hospital, Liverpool
Background/Purpose: Hand involvement due to increased skin thickness and skin collagen content is one of the first manifestations of systemic sclerosis (SSc) leading to a…
Abstract Number: 957 • 2018 ACR/ARHP Annual Meeting
Biomechanical Therapy for Osteoarthritis of the Knee: A Randomized Controlled Trial
Stephan Reichenbach^1,2, Sarah Heldner¹, Armando Lenz³, David T. Felson⁴ and Peter Jüni⁵, ¹Institute for Social and Preventive Medicine, Bern, Bern, Switzerland, ²Department of Rheumatology, Immunology and Allergology, Bern, Bern, Switzerland, ³CTU Bern, University of Bern, Bern, Switzerland, ⁴Clinical Epidemiology Research and Training Unit, Boston University School of Medicine, Boston, MA, ⁵Applied Health Research Centre (AHRC), Toronto, Toronto, ON, Canada
Background/Purpose: Biomechanics plays an important role in knee osteoarthritis (OA). A new biomechanical footwear system aims at altering knee loading patterns and retraining neuromuscular control…
Abstract Number: 1369 • 2018 ACR/ARHP Annual Meeting
The Influence of Hand Osteoarthritis on Bone Microstructure and Biomechanical Properties of Radial Bone
David Simon, Sara Unbehend, Sara Bayat, Juergen Rech, Axel J. Hueber, Georg Schett and Arnd Kleyer, Department of Internal Medicine 3—Rheumatology and Immunology, Friedrich-Alexander-University Erlangen–Nürnberg (FAU), Universitätsklinikum Erlangen, Erlangen, Germany, Erlangen, Germany
Background/Purpose: Primary hand osteoarthritis (HOA) is a heterogeneous disease, with erosive and osteoproliferative changes of the finger joints. [1] Due to the lack of treatment…
Abstract Number: 2002 • 2018 ACR/ARHP Annual Meeting
Dynamic Compression of Articular Cartilage Explants Increases Formation and Decreases Degradation of Type II Collagen
Amalie Engstrøm^1,2, Anne C. Bay-Jensen², Morten A. Karsdal² and Christian S. Thudium², ¹Department of Biomedical Science, University of Copenhagen, København, Denmark, ²Nordic Bioscience, Herlev, Denmark
Background/Purpose: Mechanical loading is recognized as a major factor in initiation and progression of osteoarthritis (OA). Conversely loading is believed to play an essential role…
Abstract Number: 2765 • 2017 ACR/ARHP Annual Meeting
Centre of Pressure Characteristics during Walking in Individuals with and without First Metatarsophalangeal Joint Osteoarthritis
Hylton Menz¹, Maria Auhl², Jade Tan² and Shannon Munteanu¹, ¹La Trobe University, Bundoora, Australia, ²School of Allied Health, La Trobe University, Bundoora, Australia
Background/Purpose: Osteoarthritis of the first metatarsophalangeal joint (1st MTPJ OA) is a common and disabling condition characterised by symptoms of joint pain and stiffness, formation of…
Abstract Number: 652 • 2017 ACR/ARHP Annual Meeting
Investigating the Role of Mechanical Stress in Spondyloarthritis Pathogenesis
Breanna Nguyen¹, Robert Colbert² and Gerlinde Layh-Schmitt¹, ¹National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health, Bethesda, MD, ²NIAMS/NIH, Bethesda, MD
Background/Purpose: Mechanotransduction is a cell’s ability to translate mechanical stimuli into biochemical signals and has been implicated in signaling pathways involving differentiation and proliferation. Mechanical…
Abstract Number: 2185 • 2017 ACR/ARHP Annual Meeting
Relation of Foot Pronation to Medial Knee Load in Persons with Medial Knee Osteoarthritis
K. Douglas Gross¹, Richard Jones², David T. Felson³, Salinda Chong⁴ and Howard J. Hillstrom⁵, ¹Physical Therapy, MGH Institute of Health Professions, Boston, MA, ²School of Health Sciences, University of Salford, Manchester, United Kingdom, ³Arthritis Research UK Centre for Epidemiology, Institute of Inflammation and Repair, University of Manchester, Manchester, United Kingdom, ⁴MGH Institute of Health Professions, Boston, MA, ⁵Rehabilitation, Hospital Special Surgery (HSS), New York, NY
Background/Purpose: The knee adduction moment (KAM) estimates medial knee load during gait, with high KAM fueling worsening OA. Understanding how foot mechanics contribute to KAM…
Abstract Number: 291 • 2016 ACR/ARHP Annual Meeting
Relation of Foot Pronation during Walking to Risk of Worsening Lateral Patellofemoral and Medial Tibiofemoral Cartilage Damage
K. Douglas Gross^1,2, Howard J. Hillstrom³, Carrie Brown⁴, Richard Jones⁵, Joshua Stefanik⁶, Michael C. Nevitt⁷, Cora E. Lewis⁸, James Torner⁹ and David T. Felson², ¹Physical Therapy, MGH Institute of Health Professions, Boston, MA, ²Clinical Epidemiology Unit, Boston University School of Medicine, Boston, MA, ³Rehabilitation, Hospital Special Surgery (HSS), New York, NY, ⁴Boston University School of Public Health, Boston, MA, ⁵School of Health Sciences, University of Salford, Manchester, United Kingdom, ⁶Physical Therapy, Northeastern University, Boston, MA, ⁷Epidemiology and Biostatistics, University of California, San Francisco, San Francisco, CA, ⁸Preventive Medicine, University of Alabama at Birmingham, Birmingham City, AL, ⁹Epidemiology, University of Iowa, Iowa City, Iowa City, IA
Background/Purpose: Foot pronation can lead to lateral patellofemoral (PF) maltracking with reduced tibiofemoral (TF) varum, inciting speculation that the highly pronated foot reported in knees…
Abstract Number: 359 • 2016 ACR/ARHP Annual Meeting
The Association of Scheuermann’s Disease with Osteoporotic Vertebral Fracture Risk
Marine Gaudé¹, R Chapurlat² and Pawel Szulc³, ¹Rheumatology, INSERM UMR 1033 and University of Lyon, Hôpital Edouard Herriot, Lyon, France, ²INSERM UMR 1033 and University of Lyon, Hôpital Edouard Herriot, Lyon, France, ³Epidemiology of Osteoporosis, INSERM UMR 1033, Lyon, France
Background/Purpose: Scheuermann’s disease is one of the most frequent illnesses of the spine in teenagers. Its evolution over time is poorly understood. Spinal deformities, by…
Abstract Number: 1307 • 2016 ACR/ARHP Annual Meeting
Anatomical Patterns Suggest the Involvement of Biomechanical Stress in the Pathogenesis of Erosions in Rheumatoid Arthritis
Matthew A. Jessome¹, Michael A. Tomizza¹, Karen A. Beattie², William G. Bensen², Raja S. Bobba², Alfred Cividino², Patrick D. Emond², Chris Gordon², Lawrence Hart², Maggie Larche², Arthur Lau³, Ruben Tavares², Stephen Tytus² and Jonathan D. Adachi², ¹Faculty of Health Sciences, McMaster University, Hamilton, ON, Canada, ²St Joseph's Healthcare Hamilton, Hamilton, ON, Canada, ³50 Charlton Avenue East, St Joseph's Healthcare Hamilton, Hamilton, ON, Canada
Background/Purpose: There is limited data outlining the anatomic characteristics of bone erosions of the small joints in rheumatoid arthritis (RA). In particular, there is minimal…
Abstract Number: 2390 • 2015 ACR/ARHP Annual Meeting
Foot Kinematics and Foot Center of Pressure and Their Association with Medial Knee Load Reduction with Use of Flexible Shoes in Knee Osteoarthritis
Chris Ferrigno¹, Roy H. Lidtke², Markus A. Wimmer³, Laura E. Thorp⁴, Joel A. Block⁵ and Najia Shakoor², ¹Anatomy, Rush University, Chicago, IL, ²Rheumatology, Rush University Medical Center, Chicago, IL, ³Orthopedic Surgery, Rush University Medical Center, Chicago, IL, ⁴Anatomy and Cell Biology, Rush University Medical Center, Chicago, IL, ⁵Rush University Medical Center, Chicago, IL
Background/Purpose: Biomechanical treatments for medial knee osteoarthritis (OA) often target the knee adduction moment (KAM). Foot-mediated biomechanical interventions for knee OA may operate through altering…
Abstract Number: 2389 • 2015 ACR/ARHP Annual Meeting
Relation of Pronated Foot Posture to Risk of Worsening Knee Pain during Gait and Compartment-Specific Knee Cartilage Damage
K. Douglas Gross^1,2, Howard J. Hillstrom³, Emily K. Quinn⁴, Michael C. Nevitt⁵, Cora E. Lewis⁶, James Torner⁷ and David T. Felson², ¹Physical Therapy, MGH Institute of Health Professions, Boston, MA, ²Clinical Epidemiology Unit, Boston University School of Medicine, Boston, MA, ³Rehabilitation, Hospital for Special Surgery, New York, NY, ⁴Clinical Epidemiology Unit, Boston University, Boston, MA, ⁵Epidemiology and Biostatistics, UCSF, San Francisco, CA, ⁶Preventive Medicine, University of Alabama, Birmingham, AL, ⁷Epidemiology, University of Iowa, Iowa City, IA
Background/Purpose: Pronated foot posture is prevalent in older adults with knee cartilage damage and younger adults with knee pain. Yet, there is disagreement about the…
Abstract Number: 1005 • 2015 ACR/ARHP Annual Meeting
Association of Baseline Knee Sagittal Dynamic Joint Stiffness during Gait and 2-Year Cartilage Damage Progression in Knee Osteoarthritis (OA)
Alison H. Chang¹, Joan S. Chmiel², Orit Almagor³, Kirsten C. Moisio³, Laura Belisle³, Yunhui Zhang³, Karen W. Hayes⁴ and Leena Sharma⁵, ¹PT & Human Movement Sciences, Northwestern University Feinberg School of Medicine, Chicago, IL, ²Preventive Medicine, Northwestern University Feinberg School of Medicine, Chicago, IL, ³Northwestern University Feinberg School of Medicine, Chicago, IL, ⁴Department of Physical Therapy and Human Movement Sciences, Northwestern University Feinberg School of Medicine, Chicago, IL, ⁵Rheumatology, Northwestern University Feinberg School of Medicine, Chicago, IL
Background/Purpose: While patellofemoral (PF) OA has been found to have substantial impact on pain and function, most studies continue to focus on tibiofemoral (TF)…
Abstract Number: 2945 • 2014 ACR/ARHP Annual Meeting
Foot Structure and Function Show Associations with Lower Extremity Physical Function
Yvonne M. Golightly¹, Marian T. Hannan², Patricia P. Katz³, Howard J. Hillstrom⁴, Alyssa B. Dufour⁵ and Joanne M. Jordan⁶, ¹Gillings School of Global Public Health, Dept of Epidemiology, Thurston Arthritis Research Center, Injury Prevention Research Center, University of North Carolina Dept of Epidemiology, Chapel Hill, NC, ²Institute for Aging Research, Hebrew SeniorLife, Dept. of Medicine Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, ³Medicine, University of California, San Francisco, San Francisco, CA, ⁴Rehabilitation, Hospital Special Surgery (HSS), New York, NY, ⁵Institute for Aging Research, Hebrew SeniorLife & Boston Univ, Boston, MA, ⁶University of North Carolina Dept of Epidemiology, Chapel Hill, NC
Background/Purpose . Foot pain is associated with poorer physical function in older adults, but few studies have examined how foot structure (high / low arches) and…