Arthritis, Rheumatoid
Recent clinical, regulatory, research and industry developments relating to this disease.
IL-22, a vital cytokine in autoimmune diseases.
Neurological Side Effects of TNF-α Inhibitors Revisited: A Review of Case Reports.
Research progress of targeted therapy regulating Th17/Treg balance in bone immune diseases.
Selectivity, efficacy and safety of JAKinibs: new evidence for a still evolving story.
Peripheral helper T cells, mavericks of peripheral immune responses.
What's happening now
An analyst briefing on current research, clinical, regulatory and industry activity surrounding this disease.
- 3 regulatory approvals from EMA on record.
- 4 clinical trials expected to report results, the earliest in Q3 2026.
- Active recent publication activity, including 1 notable finding.
- 1 safety action from EMA issued.
- Q3 2026Design and Evaluation of an Individualized Biodrug Tapering Strategy Based on Biodrug Dosage: the MONITORA Study
- Q4 2027Open-label Extension (OLE), Multiple Dose Study to Evaluate Safety, Tolerability, and Efficacy of Filgotinib in Children and Adolescents From 8 Years to Less Than 18 Years of Age With Juvenile Idiopathic Arthritis (JIA)
- Q1 2029STeroid Options for RA Management (STORM-RA): Oral Versus Intramuscular Steroid Use to Control Rheumatoid Arthritis Flares: A Pragmatic Randomized Clinical Trial
- Q2 2031Randomized Clinical Trial to Assess the Efficacy and Safety of a Primary Prevention Strategy for Cardiovascular Events in Patients With Inflammatory Rheumatic Diseases Based on the Use of Carotid Ultrasound
Research HighlightsViewHide
- 2025-12-22Vagus nerve-mediated neuroimmune modulation for rheumatoid arthritis: a pivotal randomized controlled trial.Tesser JRP · 2026
Clinical MilestonesView all 10Hide
- 2026-05-28Randomized Clinical Trial to Assess the Efficacy and Safety of a Primary Prevention Strategy for Cardiovascular Events in Patients With Inflammatory Rheumatic Diseases Based on the Use of Carotid UltrasoundResults expected Q2 2031
- 2026-04-27Open-label Extension (OLE), Multiple Dose Study to Evaluate Safety, Tolerability, and Efficacy of Filgotinib in Children and Adolescents From 8 Years to Less Than 18 Years of Age With Juvenile Idiopathic Arthritis (JIA)Results expected Q4 2027
- 2026-04-13STeroid Options for RA Management (STORM-RA): Oral Versus Intramuscular Steroid Use to Control Rheumatoid Arthritis Flares: A Pragmatic Randomized Clinical TrialResults expected Q1 2029
- 2025-12-26Design and Evaluation of an Individualized Biodrug Tapering Strategy Based on Biodrug Dosage: the MONITORA StudyResults expected Q3 2026
- 2026-04-13A Randomized, Placebo-Controlled, Double-Blind, Parallel-Group, Phase 3 Study to Evaluate the Efficacy and Safety of Subcutaneous CT-P13 in Patients With Moderately to Severely Active Rheumatoid ArthritisCompleted
- 2026-02-25A Multicenter, Open-label, Single-arm, Phase 4 Study to Evaluate the Efficacy and Safety of Filgotinib in Korean Patients With Rheumatoid ArthritisCompleted
- 2026-01-28Comparative Study of Leflunomide Plus Methotrexate Versus Methotrexate Monotherapy in Refractory Polyarticular Juvenile Idiopathic Arthritis PatientsCompleted
- 2025-12-01Efficacy, Immunogenicity and Safety of Recombinant Vaccine Against Herpes Zoster (RZV or SHINGRIX®) in Patients With Autoimmune Rheumatic DiseasesPrimary completion
Regulatory UpdatesViewHide
- 2026-05-21Market withdrawal — InfliximabRheumatoid arthritis Inflectra, in combination with methotrexate, is indicated for the reduction of signs and symptoms as well as the improvement in physical function in: adult patients with active disease when the response to disease?modifying antirheumatic drugs (DMARDs), including methotrexate, has been inadequate; adult patients with severe, active and progressive disease not previously treated with methotrexate or other DMARDs. In these patient populations, a reduction in the rate of the progression of joint damage, as measured by X?ray, has been demonstrated. Adult Crohn’s disease Inflectra is indicated for: treatment of moderately to severely active Crohn’s disease, in adult patients who have not responded despite a full and adequate course of therapy with a corticosteroid and / or an immunosuppressant; or who are intolerant to or have medical contraindications for such therapies; treatment of fistulising, active Crohn’s disease, in adult patients who have not responded despite a full and adequate course of therapy with conventional treatment (including antibiotics, drainage and immunosuppressive therapy). Paediatric Crohn’s disease Inflectra is indicated for treatment of severe, active Crohn’s disease in children and adolescents aged six to 17 years, who have not responded to conventional therapy including a corticosteroid, an immunomodulator and primary nutrition therapy; or who are intolerant to or have contraindications for such therapies. Infliximab has been studied only in combination with conventional immunosuppressive therapy. Ulcerative colitis Inflectra is indicated for treatment of moderately to severely active ulcerative colitis in adult patients who have had an inadequate response to conventional therapy including corticosteroids and 6?mercaptopurine (6?MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies. Paediatric ulcerative colitis Inflectra is indicated for treatment of severely active ulcerative colitis in children and adolescents aged six to 17 years, who have had an inadequate response to conventional therapy including corticosteroids and 6?MP or AZA, or who are intolerant to or have medical contraindications for such therapies. Ankylosing spondylitis Inflectra is indicated for treatment of severe, active ankylosing spondylitis in adult patients who have responded inadequately to conventional therapy. Psoriatic arthritis Inflectra is indicated for treatment of active and progressive psoriatic arthritis in adult patients when the response to previous DMARD therapy has been inadequate. Inflectra should be administered: in combination with methotrexate; or alone in patients who show intolerance to methotrexate or for whom methotrexate is contraindicated. Infliximab has been shown to improve physical function in patients with psoriatic arthritis, and to reduce the rate of progression of peripheral joint damage as measured by X?ray in patients with polyarticular symmetrical subtypes of the disease. Psoriasis Inflectra is indicated for treatment of moderate to severe plaque psoriasis in adult patients who failed to respond to, or who have a contraindication to, or are intolerant to other systemic therapy including cyclosporine, methotrexate or psoralen ultra-violet A (PUVA).
- 2026-04-27Approval — TocilizumabRheumatoid arthritis (RA) Tuyory, in combination with methotrexate (MTX), is indicated for:- the treatment of severe, active and progressive RA in adults not previously treated with MTX.- the treatment of moderate to severe active RA in adult patients who have either responded inadequately to, or who were intolerant to, previous therapy with one or more disease- modifying anti-rheumatic drugs (DMARDs) or tumour necrosis factor (TNF) antagonists.In these patients, Tuyory can be given as monotherapy in case of intolerance to MTX or where continued treatment with MTX is inappropriate.Tocilizumab has been shown to reduce the rate of progression of joint damage as measured by X-ray and to improve physical function when given in combination with methotrexate. Coronavirus disease 2019 (COVID-19) Tuyory is indicated for the treatment of COVID-19 in adults who are receiving systemic corticosteroids and require supplemental oxygen or mechanical ventilation. Systemic juvenile idiopathic arthritis (sJIA) Tuyory is indicated for the treatment of active sJIA in patients 1 year of age and older, who have responded inadequately to previous therapy with non-steroidal anti-inflammatory drugs (NSAIDs) and systemic corticosteroids. Tuyory can be given as monotherapy (in case of intolerance to MTX or where treatment with MTX is inappropriate) or in combination with MTX.Polyarticular juvenile idiopathic arthritis (pJIA) Tuyory in combination with MTX is indicated for the treatment of pJIA (rheumatoid factor positive or negative and extended oligoarthritis) in patients 2 years of age and older, who have responded inadequately to previous therapy with MTX. Tuyory can be given as monotherapy in case of intolerance to MTX or where continued treatment with MTX is inappropriate.Cytokine release syndrome (CRS) Tuyory is indicated for the treatment of chimeric antigen receptor (CAR) T cell-induced severe or life-threatening CRS in adults and paediatric patients 2 years of age and older. Giant cell arteritis (GCA) Tuyory is indicated for the treatment of GCA in adult patients.
- 2026-02-10Approval — GolimumabRheumatoid arthritis (RA)Gotenfia, in combination with methotrexate (MTX), is indicated for:- the treatment of moderate to severe, active rheumatoid arthritis in adults when the response to disease-modifying anti-rheumatic drug (DMARD) therapy including MTX has been inadequate.- the treatment of severe, active and progressive rheumatoid arthritis in adults not previously treated with MTX.Golimumab, in combination with MTX, has been shown to reduce the rate of progression of joint damage as measured by X-ray and to improve physical function.Psoriatic arthritis (PsA)Gotenfia, alone or in combination with MTX, is indicated for the treatment of active and progressive psoriatic arthritis in adult patients when the response to previous DMARD therapy has been inadequate. Golimumab has been shown to reduce the rate of progression of peripheral joint damage as measured by X-ray in patients with polyarticular symmetrical subtypes of the disease and to improve physical function. Axial spondyloarthritisAnkylosing spondylitis (AS)Gotenfia is indicated for the treatment of severe, active ankylosing spondylitis in adults who have responded inadequately to conventional therapy.Non-radiographic axial spondyloarthritis (nr-Axial SpA)Gotenfia is indicated for the treatment of adults with severe, active non-radiographic axial spondyloarthritis with objective signs of inflammation as indicated by elevated C-reactive protein (CRP) and/or magnetic resonance imaging (MRI) evidence, who have had an inadequate response to, or are intolerant to nonsteroidal anti-inflammatory drugs (NSAIDs).Ulcerative colitis (UC)Gotenfia is indicated for treatment of moderately to severely active ulcerative colitis in adult patients who have had an inadequate response to conventional therapy including corticosteroids and 6-mercaptopurine (6-MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies. Paediatric ulcerative colitis (pUC)Gotenfia is indicated for the treatment of moderately to severely active ulcerative colitis in paediatric patients 2 years of age and older with a body weight of at least 15 kg, who have had an inadequate response to conventional therapy, including corticosteroids and 6‑mercaptopurine (6‑MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies. Juvenile idiopathic arthritisPolyarticular juvenile idiopathic arthritis (pJIA)Gotenfia in combination with MTX is indicated for the treatment of polyarticular juvenile idiopathic arthritis in children 2 years of age and older, who have responded inadequately to previous therapy with MTX.
- 2025-11-17Approval — GolimumabRheumatoid arthritis (RA) Gobivaz, in combination with methotrexate (MTX), is indicated for: the treatment of moderate to severe, active rheumatoid arthritis in adults when the response to disease-modifying anti-rheumatic drug (DMARD) therapy including MTX has been inadequate. the treatment of severe, active and progressive rheumatoid arthritis in adults not previously treated with MTX. Golimumab, in combination with MTX, has been shown to reduce the rate of progression of joint damage as measured by X-ray and to improve physical function. Juvenile idiopathic arthritis Polyarticular juvenile idiopathic arthritis (pJIA) Gobivaz in combination with MTX is indicated for the treatment of polyarticular juvenile idiopathic arthritis in children 2 years of age and older, who have responded inadequately to previous therapy with MTX. Psoriatic arthritis (PsA) Gobivaz, alone or in combination with MTX, is indicated for the treatment of active and progressive psoriatic arthritis in adult patients when the response to previous DMARD therapy has been inadequate. Golimumab has been shown to reduce the rate of progression of peripheral joint damage as measured by X-ray in patients with polyarticular symmetrical subtypes of the disease and to improve physical function. Axial spondyloarthritis Ankylosing spondylitis (AS) Gobivaz is indicated for the treatment of severe, active ankylosing spondylitis in adults who have responded inadequately to conventional therapy. Non-radiographic axial spondyloarthritis (nr-Axial SpA) Gobivaz is indicated for the treatment of adults with severe, active non-radiographic axial spondyloarthritis with objective signs of inflammation as indicated by elevated C-reactive protein (CRP) and/or magnetic resonance imaging (MRI) evidence, who have had an inadequate response to, or are intolerant to nonsteroidal anti-inflammatory drugs (NSAIDs). Ulcerative colitis (UC) Gobivaz is indicated for treatment of moderately to severely active ulcerative colitis in adult patients who have had an inadequate response to conventional therapy including corticosteroids and 6-mercaptopurine (6-MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies.
- 2026-06-24ClinicalA Randomized, Active-Controlled, Parallel-Group, Phase 3b/4 Study of Baricitinib in Patients With Rheumatoid ArthritisResults posted
- 2026-05-28ClinicalRandomized Clinical Trial to Assess the Efficacy and Safety of a Primary Prevention Strategy for Cardiovascular Events in Patients With Inflammatory Rheumatic Diseases Based on the Use of Carotid UltrasoundResults expected Q2 2031
- 2026-05-21RegulatoryMarket withdrawal — InfliximabRheumatoid arthritis Inflectra, in combination with methotrexate, is indicated for the reduction of signs and symptoms as well as the improvement in physical function in: adult patients with active disease when the response to disease?modifying antirheumatic drugs (DMARDs), including methotrexate, has been inadequate; adult patients with severe, active and progressive disease not previously treated with methotrexate or other DMARDs. In these patient populations, a reduction in the rate of the progression of joint damage, as measured by X?ray, has been demonstrated. Adult Crohn’s disease Inflectra is indicated for: treatment of moderately to severely active Crohn’s disease, in adult patients who have not responded despite a full and adequate course of therapy with a corticosteroid and / or an immunosuppressant; or who are intolerant to or have medical contraindications for such therapies; treatment of fistulising, active Crohn’s disease, in adult patients who have not responded despite a full and adequate course of therapy with conventional treatment (including antibiotics, drainage and immunosuppressive therapy). Paediatric Crohn’s disease Inflectra is indicated for treatment of severe, active Crohn’s disease in children and adolescents aged six to 17 years, who have not responded to conventional therapy including a corticosteroid, an immunomodulator and primary nutrition therapy; or who are intolerant to or have contraindications for such therapies. Infliximab has been studied only in combination with conventional immunosuppressive therapy. Ulcerative colitis Inflectra is indicated for treatment of moderately to severely active ulcerative colitis in adult patients who have had an inadequate response to conventional therapy including corticosteroids and 6?mercaptopurine (6?MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies. Paediatric ulcerative colitis Inflectra is indicated for treatment of severely active ulcerative colitis in children and adolescents aged six to 17 years, who have had an inadequate response to conventional therapy including corticosteroids and 6?MP or AZA, or who are intolerant to or have medical contraindications for such therapies. Ankylosing spondylitis Inflectra is indicated for treatment of severe, active ankylosing spondylitis in adult patients who have responded inadequately to conventional therapy. Psoriatic arthritis Inflectra is indicated for treatment of active and progressive psoriatic arthritis in adult patients when the response to previous DMARD therapy has been inadequate. Inflectra should be administered: in combination with methotrexate; or alone in patients who show intolerance to methotrexate or for whom methotrexate is contraindicated. Infliximab has been shown to improve physical function in patients with psoriatic arthritis, and to reduce the rate of progression of peripheral joint damage as measured by X?ray in patients with polyarticular symmetrical subtypes of the disease. Psoriasis Inflectra is indicated for treatment of moderate to severe plaque psoriasis in adult patients who failed to respond to, or who have a contraindication to, or are intolerant to other systemic therapy including cyclosporine, methotrexate or psoralen ultra-violet A (PUVA).
- 2026-04-27RegulatoryApproval — TocilizumabRheumatoid arthritis (RA) Tuyory, in combination with methotrexate (MTX), is indicated for:- the treatment of severe, active and progressive RA in adults not previously treated with MTX.- the treatment of moderate to severe active RA in adult patients who have either responded inadequately to, or who were intolerant to, previous therapy with one or more disease- modifying anti-rheumatic drugs (DMARDs) or tumour necrosis factor (TNF) antagonists.In these patients, Tuyory can be given as monotherapy in case of intolerance to MTX or where continued treatment with MTX is inappropriate.Tocilizumab has been shown to reduce the rate of progression of joint damage as measured by X-ray and to improve physical function when given in combination with methotrexate. Coronavirus disease 2019 (COVID-19) Tuyory is indicated for the treatment of COVID-19 in adults who are receiving systemic corticosteroids and require supplemental oxygen or mechanical ventilation. Systemic juvenile idiopathic arthritis (sJIA) Tuyory is indicated for the treatment of active sJIA in patients 1 year of age and older, who have responded inadequately to previous therapy with non-steroidal anti-inflammatory drugs (NSAIDs) and systemic corticosteroids. Tuyory can be given as monotherapy (in case of intolerance to MTX or where treatment with MTX is inappropriate) or in combination with MTX.Polyarticular juvenile idiopathic arthritis (pJIA) Tuyory in combination with MTX is indicated for the treatment of pJIA (rheumatoid factor positive or negative and extended oligoarthritis) in patients 2 years of age and older, who have responded inadequately to previous therapy with MTX. Tuyory can be given as monotherapy in case of intolerance to MTX or where continued treatment with MTX is inappropriate.Cytokine release syndrome (CRS) Tuyory is indicated for the treatment of chimeric antigen receptor (CAR) T cell-induced severe or life-threatening CRS in adults and paediatric patients 2 years of age and older. Giant cell arteritis (GCA) Tuyory is indicated for the treatment of GCA in adult patients.
- 2026-04-27ClinicalOpen-label Extension (OLE), Multiple Dose Study to Evaluate Safety, Tolerability, and Efficacy of Filgotinib in Children and Adolescents From 8 Years to Less Than 18 Years of Age With Juvenile Idiopathic Arthritis (JIA)Results expected Q4 2027
- 2026-04-13ClinicalA Randomized, Placebo-Controlled, Double-Blind, Parallel-Group, Phase 3 Study to Evaluate the Efficacy and Safety of Subcutaneous CT-P13 in Patients With Moderately to Severely Active Rheumatoid ArthritisCompleted
- 2026-04-13ClinicalSTeroid Options for RA Management (STORM-RA): Oral Versus Intramuscular Steroid Use to Control Rheumatoid Arthritis Flares: A Pragmatic Randomized Clinical TrialResults expected Q1 2029
- 2026-03-23ClinicalA LONG-TERM, OPEN-LABEL FOLLOW-UP STUDY OF TOFACITINIB FOR TREATMENT OF JUVENILE IDIOPATHIC ARTHRITIS (JIA)Results posted
- 2026-02-25ClinicalA Multicenter, Open-label, Single-arm, Phase 4 Study to Evaluate the Efficacy and Safety of Filgotinib in Korean Patients With Rheumatoid ArthritisCompleted
- 2026-02-10RegulatoryApproval — GolimumabRheumatoid arthritis (RA)Gotenfia, in combination with methotrexate (MTX), is indicated for:- the treatment of moderate to severe, active rheumatoid arthritis in adults when the response to disease-modifying anti-rheumatic drug (DMARD) therapy including MTX has been inadequate.- the treatment of severe, active and progressive rheumatoid arthritis in adults not previously treated with MTX.Golimumab, in combination with MTX, has been shown to reduce the rate of progression of joint damage as measured by X-ray and to improve physical function.Psoriatic arthritis (PsA)Gotenfia, alone or in combination with MTX, is indicated for the treatment of active and progressive psoriatic arthritis in adult patients when the response to previous DMARD therapy has been inadequate. Golimumab has been shown to reduce the rate of progression of peripheral joint damage as measured by X-ray in patients with polyarticular symmetrical subtypes of the disease and to improve physical function. Axial spondyloarthritisAnkylosing spondylitis (AS)Gotenfia is indicated for the treatment of severe, active ankylosing spondylitis in adults who have responded inadequately to conventional therapy.Non-radiographic axial spondyloarthritis (nr-Axial SpA)Gotenfia is indicated for the treatment of adults with severe, active non-radiographic axial spondyloarthritis with objective signs of inflammation as indicated by elevated C-reactive protein (CRP) and/or magnetic resonance imaging (MRI) evidence, who have had an inadequate response to, or are intolerant to nonsteroidal anti-inflammatory drugs (NSAIDs).Ulcerative colitis (UC)Gotenfia is indicated for treatment of moderately to severely active ulcerative colitis in adult patients who have had an inadequate response to conventional therapy including corticosteroids and 6-mercaptopurine (6-MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies. Paediatric ulcerative colitis (pUC)Gotenfia is indicated for the treatment of moderately to severely active ulcerative colitis in paediatric patients 2 years of age and older with a body weight of at least 15 kg, who have had an inadequate response to conventional therapy, including corticosteroids and 6‑mercaptopurine (6‑MP) or azathioprine (AZA), or who are intolerant to or have medical contraindications for such therapies. Juvenile idiopathic arthritisPolyarticular juvenile idiopathic arthritis (pJIA)Gotenfia in combination with MTX is indicated for the treatment of polyarticular juvenile idiopathic arthritis in children 2 years of age and older, who have responded inadequately to previous therapy with MTX.
Therapeutic landscape
Therapies with a regulatory footing for this condition, alongside the wider set of agents co-studied with it in the literature.
Approval — Rheumatoid arthritis (RA)Gotenfia, in combination with methotrexate (MTX), is indicated f… (2026)
Approval — Rheumatoid arthritis (RA) Tuyory, in combination with methotrexate (MTX), is indicated fo… (2026)
Approval — Rheumatoid arthritis Hukyndra in combination with methotrexate, is indicated for: -… (2021)
Clinical trials
The current development programme across all trial phases.
Regulatory timeline
Drug regulatory events matched to this condition by indication — EMA.
European Medicines Agency (CC BY 4.0). Events are matched to this condition by drug indication text — approvals/updates for drugs indicated for it, not disease-specific acts.
Research activity
Key research shaping understanding of this disease, combining the latest publications with the most influential evidence.
Major themes8
- Arthritis, Rheumatoid17
- Autoimmune Diseases4
- Gastrointestinal Microbiome3
- Homeostasis2
- Vagus Nerve Stimulation2
- 11-beta-Hydroxysteroid Dehydrogenase Type 11
- Antigens, CD191
- Antigens, CD201
Leading journals6
- Frontiers in immunology4
- International journal of molecular sciences4
- Cells3
- Nature communications3
- ACS nano1
- Annals of the rheumatic diseases1
Leading researchers8
- Cañete JD2
- Curtis JR2
- Levine YA2
- Li J2
- Li M2
- Li X2
- Li Z2
- Song J2
Affiliations (unnormalised)6
- School of Basic Medicine2
- School of Medicine2
- Academic Medical Center1
- Affiliated Hospital of Gansu University of Traditional Chinese Medicine1
- Affiliated Hospital of Guangdong Medical University1
- Albuquerque Center for Rheumatology1
Disease biology
Key proteins & gene products studied in this disease. Number shows shared papers.
Related conditions
Diseases frequently studied alongside this one. Number shows shared papers.
Disease profile
A grounded synthesis of the condition — overview, causes, mechanism, risk factors and current standard of care.
Rheumatoid arthritis is a chronic systemic autoimmune disease that primarily affects the joints. It is marked by inflammatory changes in the synovial membranes and articular structures, with progressive cartilage destruction and bone erosion. The disease can also involve broader systemic inflammatory features.
The etiology is unknown. The supplied grounding indicates that autoimmune mechanisms are implicated, and the literature also discusses contributions from cytokine signaling and dysregulated immune responses.
Rheumatoid arthritis involves inflammation of the synovium and tendon sheaths, leading to cartilage destruction and bone erosion. Pro-inflammatory cytokines such as TNF-alpha and interleukins are active in affected joints and stimulate matrix metalloproteinases, which degrade extracellular matrix components. The grounding also links the disease to macrophage/T-cell interactions, TLR and interferon signaling, autoantibodies, and possible influences from gut microbiota and immune homeostasis.
The supplied grounding does not support specific risk factors. It only indicates that the disease has epidemiologic and genetic aspects in the literature, without naming particular factors.
Treatment is generally centered on disease-modifying anti-rheumatic drugs (DMARDs) that suppress inflammation and limit joint damage. The grounding supports conventional synthetic DMARDs, targeted synthetic DMARDs such as JAK inhibitors, and biologic DMARDs including TNF-alpha inhibitors, IL-6 pathway inhibitors, and B-cell depleting therapies. TNF-alpha blockade is specifically highlighted as an established therapeutic approach.
AI-generated summary grounded in MeSH and 6 peer-reviewed sources. Informational only — not medical advice. Generated 2026-07-07.
Reference
Authoritative identity, definition & identifiers.
A chronic systemic disease, primarily of the joints, marked by inflammatory changes in the synovial membranes and articular structures, widespread fibrinoid degeneration of the collagen fibers in mesenchymal tissues, and by atrophy and rarefaction of bony structures. Etiology is unknown, but autoimmune mechanisms have been implicated.
- Disease identity & definition — NLM Medical Subject Headings (MeSH), public domain
- Clinical trials — ClinicalTrials.gov (U.S. National Library of Medicine)
- Research activity — Europe PMC (EMBL-EBI) + OpenAlex-derived paper links
- Related entities are derived from literature co-mention (studied together) — associative, not causal.