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Integrating Musculoskeletal Ultrasound and Serological Markers to Optimize Acute Gouty Arthritis Diagnosis. 整合肌肉骨骼超声和血清学标记优化急性痛风性关节炎的诊断。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-02-01 DOI: 10.1111/1756-185x.70564
Xiao-Jian Zong, Lei Liu, Mao Yang, Jing-Jing Li, Ping Yuan, Jian Cao

Objective: This study aimed to evaluate the diagnostic utility of combining musculoskeletal ultrasound (MSUS) with serum levels of hypoxia-inducible factor-1α (HIF-1α) and cyclooxygenase-2 (COX-2) for acute gouty arthritis (AGA).

Methods: The study included 112 patients hospitalized for gouty arthritis between February 2021 and February 2022. Of these, 60 patients presented with AGA, while 62 had non-acute gouty arthritis (NAGA). Semi-quantitative musculoskeletal ultrasound (MSUS) scores and serum levels of hypoxia-inducible factor-1α (HIF-1α) and cyclooxygenase-2 (COX-2) were compared between the two groups. A Disease Activity Score-28 (DAS28) was used to further classify the AGA group into low-activity and high-activity subgroups.

Results: MSUS scores, DAS28, and serum levels of HIF-1α and COX-2 were significantly elevated in the AGA group compared to the NAGA group (p < 0.05). Furthermore, within the AGA group, the high-activity subgroup exhibited higher MSUS semi-quantitative scores, DAS28 scores, and serum levels of HIF-1α and COX-2 compared to the low-activity subgroup (p < 0.05). Pearson correlation analysis revealed a positive correlation between the MSUS semi-quantitative score and serum levels of HIF-1α, COX-2, as well as the DAS28 score in patients diagnosed with AGA (p < 0.05). The combined application of MSUS semi-quantitative scoring and serological markers provided significantly enhanced diagnostic accuracy for AGA and better assessment of disease activity compared to any individual marker.

Conclusions: MSUS and serum HIF-1α and COX-2 represent valuable tools for assessing the acute phase and disease activity of AGA. The combined diagnostic approach demonstrates superior effectiveness and holds potential for broader clinical application.

目的:探讨肌肉骨骼超声(MSUS)联合血清缺氧诱导因子-1α (HIF-1α)和环氧合酶-2 (COX-2)水平对急性痛风性关节炎(AGA)的诊断价值。方法:该研究纳入了2021年2月至2022年2月期间因痛风性关节炎住院的112例患者。其中60例为痛风性关节炎,62例为非急性痛风性关节炎(NAGA)。比较两组患者半定量肌肉骨骼超声(MSUS)评分及血清缺氧诱导因子-1α (HIF-1α)、环氧化酶-2 (COX-2)水平。采用疾病活动评分-28 (DAS28)将AGA组进一步分为低活动亚组和高活动亚组。结果:与NAGA组相比,AGA组的MSUS评分、DAS28和血清HIF-1α和COX-2水平显著升高(p)。结论:MSUS和血清HIF-1α和COX-2是评估AGA急性期和疾病活动性的有价值的工具。联合诊断方法显示出优越的疗效,具有更广泛的临床应用潜力。
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引用次数: 0
Clinical Relevance of Anti-Ku Autoantibody in Idiopathic Inflammatory Myopathies. 抗ku自身抗体在特发性炎性肌病中的临床意义。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-02-01 DOI: 10.1111/1756-185x.70575
Rafaella do Amaral Barbosa, Samuel Katsuyuki Shinjo
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引用次数: 0
Impact of Biologics on Cardiovascular Events in Ankylosing Spondylitis: A Meta-Analysis. 生物制剂对强直性脊柱炎患者心血管事件的影响:荟萃分析。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-02-01 DOI: 10.1111/1756-185x.70573
Huijiao Yin, Yingying Wang, Zhongqin Chen, Yuhua Zhu, Wenyi Lu, Kui Huang

Objectives: This meta-analysis aimed to explore the impact of biologics on the development of cardiovascular events (CEs) in patients with ankylosing spondylitis (AS).

Methods: We collected literature related to the effects of biologics on CEs in AS patients through computerized searches of Embase, Web of Science, PubMed, and the Cochrane Library, as well as manual searches. The literature retrieval spanned from the inception of these databases up to March 28, 2025. Literature selection and data extraction were performed in accordance with predefined eligibility criteria. The Newcastle-Ottawa Scale and the Cochrane Risk of Bias tool for randomized trials were utilized to evaluate the quality of eligible articles. Data analysis was performed using STATA 15.0.

Results: This meta-analysis incorporated 23 eligible articles encompassing 92 623 subjects. The results illustrated that the biologics group had a lower overall CE risk than the non-biologics group (RR = 0.61, 95% CI, 0.44-0.84, p = 0.003). Specifically, the biologics group demonstrated a reduced risk of myocardial infarction (RR = 0.42, 95% CI, 0.27-0.65, p < 0.001) and ischemic heart disease (RR = 0.09, 95% CI, 0.04-0.17, p < 0.001). However, there were no significant differences in the risk of heart failure between the two groups (p > 0.05). There was no statistically significant variation in the occurrence of CEs between the two groups with the use of etanercept, ixekizumab, or golimumab (p > 0.05).

Conclusion and relevance: Overall, biologic use may mitigate the risk of CEs, particularly impacting IHD and MI. Given the limitations inherent in the current body of research, additional large randomized controlled trials examining other CE subtypes and specific drug effects are needed.

Trial registration: Not applicable.

目的:本荟萃分析旨在探讨生物制剂对强直性脊柱炎(AS)患者心血管事件(CEs)发展的影响。方法:我们通过计算机检索Embase、Web of Science、PubMed和Cochrane图书馆,以及人工检索,收集与生物制剂对AS患者ce影响相关的文献。文献检索时间从数据库建立之初到2025年3月28日。根据预定的资格标准进行文献选择和数据提取。使用纽卡斯尔-渥太华量表和Cochrane随机试验偏倚风险工具评估符合条件的文章的质量。使用STATA 15.0进行数据分析。结果:本荟萃分析纳入了23篇符合条件的文章,涵盖92 623名受试者。结果显示,生物制剂组的总体CE风险低于非生物制剂组(RR = 0.61, 95% CI, 0.44-0.84, p = 0.003)。具体而言,生物制剂组心肌梗死风险降低(RR = 0.42, 95% CI, 0.27-0.65, p 0.05)。两组使用依那西普、伊谢珠单抗或戈利单抗的ce发生率无统计学差异(p < 0.05)。结论和相关性:总体而言,生物制剂可以降低CE的风险,特别是对IHD和MI的影响。鉴于目前研究的局限性,需要更多的大型随机对照试验来研究其他CE亚型和特定的药物效应。试验注册:不适用。
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引用次数: 0
Risk Factors for Major Adverse Cardiovascular Events, Malignancies, and Serious Infections With Tofacitinib in Rheumatoid Arthritis: Post Hoc Analysis of a 3-Year J-Post-Marketing Surveillance. 托法替尼治疗类风湿关节炎的主要不良心血管事件、恶性肿瘤和严重感染的危险因素:一项3年上市后监测的事后分析
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-02-01 DOI: 10.1111/1756-185x.70572
Kunihiro Yamaoka, Masato Hoshi, Yutaka Endo, Toshitaka Hirano

Aim: This post hoc analysis of all-case post-marketing surveillance in Japanese patients with rheumatoid arthritis assessed risk factors for major adverse cardiovascular events (MACE), malignancies, and serious infections (SI).

Methods: Data of patients who received tofacitinib (≥ 1 dose) were stratified by each combination of age (< 50 years and ≥ 50 years) and the number of cardiovascular (CV) risk factors (0 or ≥ 1). Incidence rates (IRs) of each adverse event (AE)-MACE, malignancies, and SI, stratified by age, CV risk factors, and patient background factors were calculated.

Results: Overall, 7021 patients were stratified by each combination of age (< 50 and ≥ 50 years) and the number of CV risk factors (0 or ≥ 1). The IRs for malignancies and SI were higher in patients aged ≥ 50 vs. < 50 years. The IRs for all AEs were higher in patients with ≥ 1 CV risk factors than 0 CV risk factors. Older age was strongly correlated with all AEs. MACE and SI were more likely to be affected by any CV risk factors, while the other AE was influenced by some of them.

Conclusions: Older age was a risk factor for all AEs (MACE, malignancies, and SI). MACE risk was also increased in patients with ≥ 1 CV risk factors versus those without. SI risk might also be increased in patients with ≥ 1 CV risk factors.

目的:本研究对日本类风湿性关节炎患者上市后监测的所有病例进行事后分析,评估主要不良心血管事件(MACE)、恶性肿瘤和严重感染(SI)的危险因素。方法:接受托法替尼(≥1剂量)治疗的患者数据按年龄组合分层(结果:总体而言,7021例患者按年龄组合分层(结论:年龄较大是所有ae (MACE、恶性肿瘤和SI)的危险因素)。有≥1个CV危险因素的患者与无CV危险因素的患者相比,MACE风险也增加。具有≥1个CV危险因素的患者发生SI的风险也可能增加。
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引用次数: 0
Performance of the Southend Giant Cell Arteritis Probability Score in a Single-Centre New Zealand Fast-Track Pathway Southend巨细胞动脉炎概率评分在单中心新西兰快速通道中的表现。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-01-30 DOI: 10.1111/1756-185x.70562
Amy Okamura-Kho, Julia Martin, Nicola Dalbeth, Ravi Suppiah
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引用次数: 0
Identification of SDC1 as a Key Regulator and Therapeutic Target in Rheumatoid Arthritis via JAK2-STAT3 Pathway 通过JAK2-STAT3通路鉴定SDC1作为类风湿关节炎关键调控因子和治疗靶点
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-01-29 DOI: 10.1111/1756-185x.70524
Gan Cao, Zhihui Wu, Yatao Du, Dongxue Dai, Yang Sun, Xi Jia, Huixin Cai

Introduction

Rheumatoid arthritis (RA) is a chronic autoimmune disorder with unclear molecular mechanisms, complicating early diagnosis and treatment. This study aimed to identify hub genes and pathways driving RA pathogenesis and assess their therapeutic potential.

Methods

Gene expression datasets related to RA were retrieved from the Gene Expression Omnibus (GEO) database. Differentially expressed genes (DEGs) were identified and analyzed by functional enrichment and protein–protein interaction network construction. Machine learning approaches, including LASSO regression, random forest, and SVM-RFE, were used to screen hub genes. Pathway associations were explored using Gene Set Enrichment Analysis (GSEA). Experimental validation was performed in collagen-induced arthritis (CIA) rat models and MH7A synovial fibroblast cells through Western blot and functional assays.

Results

A total of 106 DEGs were identified in RA synovial tissues, including 76 upregulated and 30 downregulated genes. Enrichment analyses revealed involvement in cytokine–cytokine receptor interaction, lymphocyte-mediated immunity, and immunoglobulin complexes. SDC1 emerged as a key hub gene across all three machine learning methods. GSEA indicated its significant correlation with the JAK–STAT pathway. In CIA rats, SDC1 expression was markedly elevated alongside p-JAK2 and p-STAT3 levels. Silencing SDC1 in MH7A cells reduced cell proliferation, decreased p-JAK2 and p-STAT3 expression, and promoted apoptosis.

Conclusions

This study identifies SDC1 as a central hub gene in RA pathogenesis through activation of the JAK2–STAT3 signaling pathway. These findings highlight SDC1 as a potential biomarker for early diagnosis and a promising target for therapeutic intervention, providing new insights into RA management.

类风湿关节炎(RA)是一种慢性自身免疫性疾病,其分子机制尚不清楚,使早期诊断和治疗复杂化。本研究旨在确定驱动RA发病的枢纽基因和途径,并评估其治疗潜力。方法:从Gene expression Omnibus (GEO)数据库中检索RA相关基因表达数据集。通过功能富集和蛋白相互作用网络构建对差异表达基因(DEGs)进行鉴定和分析。使用LASSO回归、随机森林和SVM-RFE等机器学习方法筛选中心基因。利用基因集富集分析(GSEA)探索途径关联。通过Western blot和功能检测对胶原诱导关节炎(CIA)大鼠模型和MH7A滑膜成纤维细胞进行实验验证。结果:在RA滑膜组织中共鉴定出106个deg,其中76个基因上调,30个基因下调。富集分析显示参与细胞因子-细胞因子受体相互作用,淋巴细胞介导的免疫和免疫球蛋白复合物。SDC1是三种机器学习方法的关键枢纽基因。GSEA与JAK-STAT通路有显著相关性。在CIA大鼠中,SDC1的表达与p-JAK2和p-STAT3水平一起显著升高。在MH7A细胞中沉默SDC1可降低细胞增殖,降低p-JAK2和p-STAT3的表达,促进细胞凋亡。结论:本研究通过激活JAK2-STAT3信号通路,确定SDC1是RA发病的中心枢纽基因。这些发现强调了SDC1作为早期诊断的潜在生物标志物和治疗干预的有希望的靶点,为RA的管理提供了新的见解。
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引用次数: 0
DRESSed for Relapse: A Rare Case of Leflunomide-Induced DRESS With Hepatic Complications 治疗复发:一例罕见的来氟米特诱导的DRESS伴肝脏并发症。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-01-28 DOI: 10.1111/1756-185x.70560
Kajal Patel, Pooja Jotwani, Marie-Claire Maroun
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引用次数: 0
Clinical and Radiographic Factors Associated With Difficult-to-Manage Axial Spondyloarthritis: A Multicenter Study 临床和影像学因素与难以控制的轴型脊柱炎相关:一项多中心研究。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-01-28 DOI: 10.1111/1756-185x.70558
Haluk Cinakli, Mete Kara, Gülay Alp

Objective

To evaluate the clinical characteristics, disease burden, and treatment patterns of axial spondyloarthritis (axSpA) using the recently proposed Assessment of Spondyloarthritis International Society (ASAS) definition of difficult-to-manage axSpA (D2M-axSpA).

Methods

A total of 383 patients with axSpA were enrolled. This multicenter cross-sectional study was conducted in three tertiary care centers, enrolling consecutive axSpA patients from outpatient clinics. Patients were classified as D2M-axSpA based on prior use of biologic or targeted synthetic disease-modifying antirheumatic drugs (b/tsDMARDs) and persistent disease activity based on the ASAS definition. Logistic regression analysis identified factors associated with D2M-axSpA.

Results

Among patients, 11.2% met the D2M-axSpA criteria. The cohort was 58.7% male, with a mean age of 43.5 ± 10.5 years. Radiographic axSpA was present in 70.8%, and 69.2% of patients had received biological therapy. D2M-axSpA patients exhibited higher inflammatory markers (ESR, CRP), increased disease activity (BASDAI, ASDAS-CRP), and greater functional impairment (BASFI, ASQoL). Peripheral arthritis (p = 0.001), enthesitis (p = 0.031), smoking history (p = 0.037), and comorbidities (p = 0.020) were significantly more frequent in D2M-axSpA. Among D2M-axSpA patients, 22/383 (5.7%) fulfilled the treatment-refractory criteria. Radiographic findings revealed higher rates of sacroiliac ankylosis, lumbar syndesmophytes, symphysitis, and ischial enthesitis, as well as mSASSS scores. Logistic regression identified anterior uveitis (OR: 4.474, p = 0.007), peripheral arthritis (OR: 2.684, p = 0.021), and comorbidities (OR: 2.878, p = 0.013) as independently associated factors.

Conclusion

Findings highlight the clinical and radiographic burden of D2M-axSpA and emphasize the need for optimized treatment strategies, particularly in patients with comorbidities, a history of anterior uveitis or peripheral arthritis, and those with a smoking history.

目的:利用最近提出的国际脊椎关节炎协会(ASAS)对难以控制的轴性脊柱炎(D2M-axSpA)的定义,评估轴性脊柱炎(axSpA)的临床特征、疾病负担和治疗模式。方法:共纳入383例axSpA患者。这项多中心横断面研究在三个三级保健中心进行,从门诊连续招募axSpA患者。根据先前使用生物或靶向合成疾病改善抗风湿药物(b/tsDMARDs)和基于ASAS定义的持续疾病活动,将患者分类为D2M-axSpA。Logistic回归分析确定了与D2M-axSpA相关的因素。结果:11.2%的患者符合D2M-axSpA标准。队列中58.7%为男性,平均年龄43.5±10.5岁。70.8%的患者有放射学axSpA, 69.2%的患者接受了生物治疗。D2M-axSpA患者表现出更高的炎症标志物(ESR, CRP),疾病活动性增加(BASDAI, ASDAS-CRP)和更大的功能损害(BASFI, ASQoL)。外周关节炎(p = 0.001)、胃炎(p = 0.031)、吸烟史(p = 0.037)和合共病(p = 0.020)在D2M-axSpA中更为常见。在D2M-axSpA患者中,22/383(5.7%)符合治疗难治标准。x线检查结果显示骶髂强直、腰椎联合、联合炎和坐骨神经炎的发生率较高,以及mSASSS评分。Logistic回归发现前葡萄膜炎(OR: 4.474, p = 0.007)、周围性关节炎(OR: 2.684, p = 0.021)和合并症(OR: 2.878, p = 0.013)是独立相关因素。结论:研究结果强调了D2M-axSpA的临床和影像学负担,并强调了优化治疗策略的必要性,特别是对于有合并症、有前葡萄膜炎或周围性关节炎史以及有吸烟史的患者。
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引用次数: 0
Effects of Immune Cells and Plasma Metabolites on Osteoarthritis: A Mediation Mendelian Randomization Study 免疫细胞和血浆代谢物对骨关节炎的影响:一项中介孟德尔随机研究。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-01-28 DOI: 10.1111/1756-185x.70447
Changfa Huang, Hao Fan, Zhifa Zheng, Wenjing Ma, Ze Wei, Huitian Han, Annan Liang, Xuemeng Mu, Wei Zou, Jing Hao, Fei Liu, Lijin Liu, Su Liu, Lina Zhao, Zhihong Wu

Objective

Recent studies suggest that immune cells and plasma metabolites may play significant roles in osteoarthritis pathogenesis. However, the causal relationships between these factors and osteoarthritis are unclear.

Methods

Based on the genome-wide association study (GWAS) database, 731 immune cell phenotypes and 1400 metabolites were evaluated for their possible mediating effects on osteoarthritis via two-step Mendelian randomization (MR). Sensitivity analyses were conducted to assess the robustness of our findings.

Results

Our findings revealed that 17 immune cell phenotypes were positively associated with osteoarthritis, suggesting their potential as risk factors. Conversely, 23 immune cell phenotypes exhibited a negative association, indicating possible protective roles against osteoarthritis. Furthermore, we identified 51 metabolites as potential risk factors for osteoarthritis. Conversely, 34 metabolites were deemed protective factors. Notably, 49 plasma metabolites partially mediated the relationship between 35 immune cell phenotypes and osteoarthritis, with leucine levels showing the highest mediation proportion (19.3%) between HLA DR+ CD4+ %lymphocytes and osteoarthritis.

Conclusion

Our study revealed a substantial impact of specific immune cell phenotypes and plasma metabolites on the progression of osteoarthritis, enhancing the understanding of the complex interplay between immunity and metabolism in osteoarthritis pathogenesis. Further research is necessary to clarify the underlying mechanisms driving these associations.

目的:最近的研究表明免疫细胞和血浆代谢产物可能在骨关节炎的发病过程中起重要作用。然而,这些因素与骨关节炎之间的因果关系尚不清楚。方法:基于全基因组关联研究(GWAS)数据库,通过两步孟德尔随机化(MR)评估731种免疫细胞表型和1400种代谢物对骨关节炎可能的介导作用。进行敏感性分析以评估我们研究结果的稳健性。结果:我们的研究结果显示17种免疫细胞表型与骨关节炎呈正相关,提示它们可能是危险因素。相反,23种免疫细胞表型表现出负相关,表明可能对骨关节炎具有保护作用。此外,我们确定了51种代谢物作为骨关节炎的潜在危险因素。相反,34种代谢物被认为是保护因素。值得注意的是,49种血浆代谢物部分介导了35种免疫细胞表型与骨关节炎的关系,其中亮氨酸水平在HLA DR+ CD4+ %淋巴细胞与骨关节炎之间的介导比例最高(19.3%)。结论:我们的研究揭示了特异性免疫细胞表型和血浆代谢物对骨关节炎进展的实质性影响,增强了对免疫和代谢在骨关节炎发病机制中的复杂相互作用的理解。需要进一步的研究来阐明驱动这些关联的潜在机制。
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引用次数: 0
Case Report: Acquired Angioneurotic Edema With Massive Pericardial Effusion as the Harbinger of Systemic Lupus Erythematosus 病例报告:获得性血管神经性水肿伴大量心包积液为系统性红斑狼疮的先兆。
IF 2 4区 医学 Q2 RHEUMATOLOGY Pub Date : 2026-01-26 DOI: 10.1111/1756-185x.70555
Iwa Bhattarai, Neethu Ravi, Sarthak Chakrabarti, Yash Shrivastava, Prashant Kumar Verma
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引用次数: 0
期刊
International Journal of Rheumatic Diseases
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