733 results match your criteria: "NIHR Leeds Biomedical Research Centre[Affiliation]"

Rheumatoid arthritis (RA) is a chronic, systemic, autoimmune condition that primarily affects the joints and periarticular soft tissues. In the past two decades, the discovery of new biomarkers has contributed to advances in the understanding of the pathogenesis and natural history of RA. These biomarkers, including genetic, clinical, serological and imaging biomarkers, play a key role in the different stages and aspects of RA, from the so called 'pre-clinical RA', which is characterized by subclinical pathological events, such as autoimmunity and inflammation, to diagnosis (including differential diagnosis), treatment decision making and disease monitoring.

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Plasma MERTK is causally associated with infection mortality.

J Infect

November 2024

Leeds Institute of Cardiovascular and Metabolic Medicine, School of Medicine, University of Leeds, Leeds, UK; NIHR Leeds Biomedical Research Centre, Leeds Teaching Hospitals NHS Trust, Chapel Allerton Hospital, Leeds, UK. Electronic address:

Background: Infectious diseases are a major cause of mortality in spite of existing public health, anti-microbial and vaccine interventions. We aimed to define plasma proteomic associates of infection mortality and then apply Mendelian randomisation (MR) to yield biomarkers that may be causally associated.

Methods: We used UK Biobank plasma proteomic data to associate 2923 plasma proteins with infection mortality before 31st December 2019 (240 events in 52,520 participants).

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Efficacy of arch contouring foot orthoses for midfoot osteoarthritis: Protocol for a randomised controlled trial.

J Foot Ankle Res

September 2024

Discipline of Podiatry, School of Allied Health, Human Services and Sport, La Trobe University, Melbourne, Victoria, Australia.

Introduction: Midfoot osteoarthritis (OA) is a painful and disabling condition. Arch contouring foot orthoses have been recommended for midfoot OA, yet there is no high-quality evidence from randomised controlled trials to support their use. This clinical trial aims to evaluate the efficacy of arch contouring foot orthoses for midfoot OA.

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Article Synopsis
  • This study looked at how well a drug called certolizumab pegol (CZP) works for people with a condition called axial spondyloarthritis (axSpA) over 12 weeks.
  • It found that while most patients showed strong improvements in inflammation measured by tests like blood tests and MRI scans, fewer than half showed similar improvements in their symptoms or daily activities.
  • The results suggest that looking at inflammation alone might not give the full picture of how the treatment is working for patients with axSpA.
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Objectives: Timely diagnosis remains a challenge in axial SpA (axSpA). In addition, data are scarce on the impact of diagnostic delay and disease progression in affected individuals. The British Axial Spondyloarthritis Inception Cohort (BAxSIC) study aims to investigate the impact of newly diagnosed axSpA, the natural history of the disease and the effect of diagnostic delay on disease outcomes.

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  • Eczema and psoriasis are inflammatory skin diseases that have different molecular causes, necessitating more detailed research to improve diagnosis and treatment.
  • The study used non-invasive skin sampling to analyze proteins in various skin types from individuals with psoriasis and eczema, revealing IL-36γ as a strong biomarker for psoriasis and elafin as a better indicator for distinguishing between the two conditions.
  • Findings show significant differences in protein expression between healthy and diseased skin, with implications for developing targeted therapies based on these molecular markers.
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Psoriatic arthritis (PsA) predominantly emerges in individuals previously diagnosed with psoriasis (PsO), offering a unique opportunity to study the transition from PsO to PsA. This progression provides a window to identify characteristics of PsO patients who may develop PsA, facilitating early intervention and potentially informing prevention and treatment strategies. This review evaluates a wide array of research focusing on various risk factors for PsA development.

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Subclinical psoriatic arthritis and disease interception-where are we in 2024?

Rheumatology (Oxford)

August 2024

Institut Pierre Louis d'Epidémiologie et de Santé Publique, Sorbonne Université, INSERM, Paris, France.

Psoriatic arthritis (PsA) is a chronic rheumatic disease that usually appears in patients with skin psoriasis, making it a model for detection of joint disease in the pre-clinical phases in a setting where therapy for cutaneous disease may ameliorate or prevent arthritis development. Such PsA prevention appears credible due to the increasingly recognized closely shared immunopathology between the skin and joints, especially the entheses. Recently, several initiatives have explored the concept of pre-clinical PsA, and nomenclatures have been developed with the recent EULAR nomenclature proposing a simplified three stages from psoriasis to clinical PsA development, namely at risk of PsA, subclinical PsA and early PsA.

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Purpose: New-onset chronic musculoskeletal (MSK) pain is one of the common persistent symptoms in Long COVID (LC). This study investigated its clinical characteristics, underlying mechanisms, and impact on function, psychological health, and quality of life.

Patients And Methods: Thirty adults (19 female, 11 male) with LC and new-onset chronic MSK pain underwent clinical examination, Quantitative Sensory Testing (QST), and blood tests for inflammatory markers and completed the following outcome measures: Timed Up and Go test (TUG), handgrip strength test, COVID-19 Yorkshire Rehabilitation Scale (C19-YRS), Brief Pain Inventory (BPI), Pain Self-Efficacy Questionnaire (PSEQ), Pain Catastrophizing Scale (PCS), International Physical Activity Questionnaire-short form (IPAQ-sf), Generalized Anxiety Disorder (GAD-7), Patient Health Questionnaire (PHQ-9), and EuroQol Five Dimensions health-related quality of life (EQ-5D-5L).

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Article Synopsis
  • The study investigates the prevalence of musculoskeletal inflammation, specifically ANA-arthritis, in various ANA-associated rheumatic diseases (ANA-RMDs), highlighting its significant impact on patients.
  • It involves an observational analysis of demographic, clinical, and immunological data from ANA-RMD patients, using advanced statistical methods to evaluate disease activity and clustering of patient profiles.
  • Results reveal that inflammatory musculoskeletal symptoms are common across different ANA-RMDs, with distinct clusters identified based on disease activity, and indicate variations in therapy use among different diagnoses.
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Early major fracture care in polytrauma-priorities in the context of concomitant injuries: A Delphi consensus process and systematic review.

J Trauma Acute Care Surg

October 2024

From the Department of Trauma Surgery (R.Pf., F.K.-L.K., Y.K., H.-C.P.), Harald-Tscherne Laboratory for Orthopaedic and Trauma Research (R.Pf., F.K.-L.K., Y.K., H.-C.P.), University Hospital Zurich, University of Zurich, Zurich, Switzerland; Department of Traumatology (Z.J.B.), John Hunter Hospital and University of Newcastle, Newcastle, NSW, Australia; Department of Orthopaedic and Trauma Surgery (F.J.P.B.), Lucerne Cantonal Hospital, Lucerne, Switzerland; Riverside University Health System Medical Center and Loma Linda University School of Medicine (R.C.), Loma Linda, California; Department of Orthopaedics and Traumatology (C.F.), Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, Hong Kong; Academic Department of Trauma and Orthopaedics (P.V.G.), School of Medicine, University of Leeds; NIHR Leeds Biomedical Research Centre, Chapel Allerton Hospital, Leeds, United Kingdom; Department of Trauma Surgery (F.Hie.), University Medical Centre Utrecht, Utrecht, The Netherlands; Department of Orthopaedics (F.Hil.), Trauma and Reconstructive Surgery, RWTH Aachen University Hospital, Aachen, Germany; Emergency Surgery Unit (H.K.), Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy; Department of Trauma Surgery (T.L.), Aarau Cantonal Hospital, Aarau, Switzerland; Department of Trauma (I.M.), Hand, and Reconstructive Surgery, University Hospital Frankfurt, Goethe University, Frankfurt/Main, Germany; Department of Neurosurgery (M.F.O.), Clinical Neuroscience Center (M.F.O.), University Hospital Zurich, University of Zurich, Zurich, Switzerland; Department of Surgery (R.Pe.), Trauma Surgery, Hamad Medical Corporation, Doha, Qatar; Department of Surgery (R.Pe.), Universidad Nacional Pedro Henriquez Urena, Santo Domingo, Dominican Republic; Department of Orthopedics and Spine Surgery (S.R.), Ganga Hospital, Coimbatore, India; Department of Surgery, Division of Orthopaedic Surgery (E.H.S.), University of Western Ontario, London, Ontario, Canada; Department of Orthopaedic Surgery (H.A.V.), Case Western Reserve University, Cleveland, Ohio; and Department of Orthopaedics (B.A.Z.), UT Health San Antonio, San Antonio, Texas.

Background: The timing of major fracture care in polytrauma patients has a relevant impact on outcomes. Yet, standardized treatment strategies with respect to concomitant injuries are rare. This study aims to provide expert recommendations regarding the timing of major fracture care in the presence of concomitant injuries to the brain, thorax, abdomen, spine/spinal cord, and vasculature, as well as multiple fractures.

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Article Synopsis
  • A study investigated the potential benefits of methotrexate, an antirheumatic drug, in treating knee osteoarthritis (KOA) pain through a multicenter, double-blind, placebo-controlled trial involving 207 participants.
  • Participants were randomly assigned to receive either methotrexate or a placebo for 12 months while continuing their usual pain relief medications, with a primary focus on assessing average knee pain at 6 months.
  • Results indicated that the methotrexate group experienced a significant decrease in knee pain compared to the placebo group, suggesting methotrexate may provide symptomatic relief for KOA.
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Early psoriatic arthritis: when is the right time to start advanced therapy?

Ther Adv Musculoskelet Dis

July 2024

Leeds Institute of Rheumatic and Musculoskeletal Medicine, Second Floor, Chapel Allerton Hospital, Chapeltown Road, Leeds LS7 4SA, UK.

Despite significant advances in the treatment of psoriatic arthritis (PsA) in the last two decades, remission remains elusive and there is no cure. Evidence from rheumatoid arthritis (RA) confirming enhanced response and outcome from earlier treatment intervention suggests the plausibility of the window of opportunity in the pathogenesis of RA. Yet, data are lacking in PsA.

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Tailoring the treatment of inflammatory rheumatic diseases by a better stratification and characterization of the clinical patient heterogeneity. Findings from a systematic literature review and experts' consensus.

Autoimmun Rev

September 2024

Rheumatology and Clinical Immunology, Department of Medicine, School of Medicine, University of Rome "Campus Bio-Medico", 00128 Rome, Italy; Clinical and Research Section of Rheumatology and Clinical Immunology, Fondazione Policlinico Universitario Campus Bio-Medico, 00128 Rome, Italy.

Inflammatory rheumatic diseases are different pathologic conditions associated with a deregulated immune response, codified along a spectrum of disorders, with autoinflammatory and autoimmune diseases as two-end phenotypes of this continuum. Despite pathogenic differences, inflammatory rheumatic diseases are commonly managed with a limited number of immunosuppressive drugs, sometimes with partial evidence or transferring physicians' knowledge in different patients. In addition, several randomized clinical trials, enrolling these patients, did not meet the primary pre-established outcomes and these findings could be linked to the underlying molecular diversities along the spectrum of inflammatory rheumatic disorders.

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Objectives: The revised European Society of Musculoskeletal Radiology (ESSR) consensus guidelines on soft tissue tumor imaging represent an update of 2015 after technical advancements, further insights into specific entities, and revised World Health Organization (2020) and AJCC (2017) classifications. This second of three papers covers algorithms once histology is confirmed: (1) standardized whole-body staging, (2) special algorithms for non-malignant entities, and (3) multiplicity, genetic tumor syndromes, and pitfalls.

Materials And Methods: A validated Delphi method based on peer-reviewed literature was used to derive consensus among a panel of 46 specialized musculoskeletal radiologists from 12 European countries.

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Objectives: Apply a modified Delphi-based approach and produce a practical, radiology-specific set of definitions for interpretation and standardization of the multiple MRI findings in axial spondyloarthritis (ax-SpA), specifically to aid the general radiologist with a musculoskeletal interest, working with gold standard basic MRI protocols.

Materials And Methods: We report the results of a modified Delphi-based consensus of 35 experts from 13 countries in the Arthritis Subcommittee of the European Society of Musculoskeletal Radiology (ESSR). Seventeen definitions were created (i.

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Introduction: Controlled ankle motion (CAM) boots are a below-knee orthotic device prescribed for the management of foot and ankle injuries to reduce ankle range of motion (RoM) and offload the foot and ankle whilst allowing continued ambulation during recovery. There is a lack of clarity within the current literature surrounding the biomechanical understanding and effectiveness of CAM boots.

Aims: To summarise the biomechanical effects of CAM boot wear as an orthotic for restricting ankle RoM and offloading the foot.

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Minimally Invasive Surgery for Colorectal Cancer: Benchmarking Uptake for a Regional Improvement Programme.

Clin Colorectal Cancer

December 2024

Nuffield Department of Population Health, Big Data Institute, University of Oxford, Oxford, United Kingdom.

Background: The uptake of minimally invasive surgery (MIS) for patients with colorectal cancer has progressed at differing rates, both across countries, and within countries. This study aimed to investigate uptake for a regional colorectal cancer improvement programme in England.

Method: We calculated the proportion of patients receiving elective laparoscopic and robot-assisted surgery amongst those diagnosed with colorectal cancer over 3 time periods (2007-2011, 2012-2016 and 2017-2021) in hospitals participating in the Yorkshire Cancer Research Bowel Cancer Improvement Programme (YCR BCIP).

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COVID-19 severity, breakthrough infections and vaccine safety in young individuals with autoimmune diseases: insights from the COVAD study.

Rheumatol Int

September 2024

Division of Musculoskeletal and Dermatological Sciences, Centre for Musculoskeletal Research, School of Biological Sciences, Faculty of Biology, Medicine and Health, Manchester Academic Health Science Centre, The University of Manchester, Manchester, UK.

Article Synopsis
  • A study explored the vaccine-related adverse events (AEs) and COVID-19 impacts among young adults (ages 18-35) with autoimmune diseases compared to healthy individuals, analyzing 20,685 responses from COVID-19 vaccination surveys.
  • It found that early mild AEs were more common in patients with rheumatic (RMDs) and non-rheumatic autoimmune diseases (nr-ADs) compared to healthy controls, while severe AEs were rare across all groups.
  • Despite the differences in infection and flare reports, the study confirmed the anti-SARS-CoV-2 vaccine's safety for young adults with autoimmune diseases, noting that disease type plays a bigger role in infection experiences than the use of immunosuppress
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Prevention of Rheumatoid Arthritis in At-Risk Individuals: Current Status and Future Prospects.

Drugs

August 2024

Leeds Institute of Rheumatic and Musculoskeletal Medicine, University of Leeds, Leeds, UK.

Early intervention has been the cornerstone of improving outcomes in patients with rheumatoid arthritis. Over the past decade, the boundaries have been pushed in an attempt to achieve effective prevention strategies in those who are at high risk of developing rheumatoid arthritis. Core risk factors including the presence of serum anti-citrullinated protein antibodies, arthralgia and subclinical inflammation on imaging are highly predictive of arthritis development.

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Article Synopsis
  • The study examines how varying drug levels in patients with rheumatoid arthritis can affect the effectiveness of adalimumab and etanercept biosimilars and whether dosing schedules can be adjusted for better results.! -
  • Researchers used population pharmacokinetic (popPK) modeling and simulation to analyze drug concentrations in patients and found that dosing intervals could potentially be modified to reach therapeutic drug levels more quickly.! -
  • Simulation results suggested that administering the etanercept biosimilar every 10 days could achieve steady-state drug concentrations faster than the standard 7-day interval, paving the way for personalized dosing strategies that could improve treatment efficacy and reduce costs.!
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Shoulder Symptom Trajectories Over Four Years: Data From a Longitudinal Study on Osteoarthritis.

Arthritis Care Res (Hoboken)

October 2024

Leeds Institute of Rheumatic and Musculoskeletal Medicine, University of Leeds and National Institute for Health and Care Research (NIHR) Leeds Biomedical Research Centre, Leeds Teaching Hospitals NHS Trust, Leeds, UK, and Versus Arthritis, Nottingham, UK.

Objective: Limited data exist on the natural history of shoulder symptoms. We aimed to describe longitudinal patterns of shoulder symptoms and determine risk factors for incidence and persistence.

Methods: Data from Osteoarthritis Initiative participants observed annually for four years were used to describe shoulder symptom (yes/no, side) incidence and prevalence using descriptive analyses.

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Treatment of giant cell arteritis (GCA) aims initially to prevent acute visual loss, and subsequently to optimise long-term quality of life. Initial prevention of acute visual loss in GCA is well-standardised with high-dose glucocorticoid therapy but in the longer term optimising quality of life requires tailoring of treatment to the individual. The licensing of the IL-6 receptor inhibitor tocilizumab combined with advances in vascular imaging have resulted in many changes to diagnostic and therapeutic practice.

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