L V Iversen, C Tandrup Nielsen, S Jacobsen, M-Lf Hermansen, L P Diederichsen, T Friis
{"title":"Bicaudal D2 autoantibodies are highly specific for systemic sclerosis.","authors":"L V Iversen, C Tandrup Nielsen, S Jacobsen, M-Lf Hermansen, L P Diederichsen, T Friis","doi":"10.1080/03009742.2024.2335718","DOIUrl":"10.1080/03009742.2024.2335718","url":null,"abstract":"<p><strong>Objective: </strong>Autoantibodies directed against the intracellular protein bicaudal D2 (BICD2) have been identified as a specific marker of systemic sclerosis (SSc). Since autoantibodies are of value in predicting disease onset and identifying meaningful clinical subsets, as well as having prognostic value, this study aimed to establish the prevalence of BICD2 autoantibodies (anti-BICD2) in a cohort of patients with connective tissue disease and healthy controls.</p><p><strong>Method: </strong>In this cross-sectional study, 363 patients with connective tissue disease (121 SSc, 141 systemic lupus erythematosus, 101 myositis, and 100 blood donors) were tested for the presence of anti-BICD2. All SSc patients were tested for specific anti-nuclear antibodies (ANAs), and clinical and laboratory associations were evaluated in the SSc patients, stratified by anti-BICD2 status.</p><p><strong>Results: </strong>In the SSc cohort, 35 patients had autoantibodies directed against BICD2. The specificity of anti-BICD2 in SSc patients was 96.5%; however, the sensitivity was only 28.9%. Anti-BICD2 and centromere autoantibodies were present together in 91% of the anti-BICD2-positive SSc patients, and in none of the cases was anti-BICD2 the only antibody present. Anti-BICD2-positive patients had lower forced expiratory volume in 1 s (FEV<sub>1</sub>) (p = 0.01) and lower carbon monoxide transfer coefficient (K<sub>CO</sub>) (p = 0.01) than anti-BICD2-negative SSc patients, but they had higher forced vital capacity (p = 0.03).</p><p><strong>Conclusion: </strong>Autoantibodies against BICD2 were highly specific for SSc patients. Reduced FEV<sub>1</sub> and K<sub>CO</sub> in anti-BICD2-positive patients may indicate that the presence of anti-BICD2 is associated with altered lung function in an unknown pathophysiological manner, which awaits further elucidation.</p>","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"349-358"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141446917","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
M B Krogh, B Jespersen, L C Gormsen, J Budtz-Lilly, K K Keller, H Birn
{"title":"Inferior vena cava occlusion in patients with retroperitoneal fibrosis.","authors":"M B Krogh, B Jespersen, L C Gormsen, J Budtz-Lilly, K K Keller, H Birn","doi":"10.1080/03009742.2024.2381919","DOIUrl":"10.1080/03009742.2024.2381919","url":null,"abstract":"","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"365-367"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141894192","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
B G Soussi, R L Cordtz, K Duch, S Kristensen, D Prieto-Alhambra, A Linauskas, C S Bork, E B Schmidt, L Dreyer
{"title":"Incidence of seropositive and seronegative rheumatoid arthritis in Denmark: a nationwide population-based study.","authors":"B G Soussi, R L Cordtz, K Duch, S Kristensen, D Prieto-Alhambra, A Linauskas, C S Bork, E B Schmidt, L Dreyer","doi":"10.1080/03009742.2024.2365540","DOIUrl":"10.1080/03009742.2024.2365540","url":null,"abstract":"<p><strong>Objective: </strong>To investigate and compare trends in incidence rates (IRs) of seropositive and seronegative rheumatoid arthritis (RA) in Denmark using various data sources for serostatus definition.</p><p><strong>Method: </strong>This nationwide population-based cohort study was based on data from Danish healthcare and clinical quality registries between 2000 and 2018. Information on anti-cyclic citrullinated peptide and immunoglobulin M rheumatoid factor was obtained, and definitions of seropositivity according to the number of applied data sources were prespecified. Annual age- and sex-standardized IRs were calculated as the number of incident seropositive and seronegative cases, divided by the number of person-years (PY) in the general population in that given year.</p><p><strong>Results: </strong>An increasing temporal trend in IR of seropositive RA and a decreasing trend in seronegative RA were observed. The IRs were higher for seropositive RA than for seronegative RA from 2009 onwards, with a widening of the IR gap between 2009 and 2016 regardless of the definition of seropositivity. When combining laboratory- and physician-reported autoantibody information and ICD-10 codes, the IR of seropositive RA in 2018 was approximately twice that of seronegative RA, at 19.0 and 9.0 per 100 000 PY, respectively. The level of antibody testing increased significantly during the study period.</p><p><strong>Conclusions: </strong>The IR of seropositive RA increased over time, whereas the IR of seronegative RA decreased. Temporal IR changes may be caused by a real change in the RA serology subtypes, an increase in autoantibody testing and availability, changes in registration practice over time, or a combination of these factors.</p>","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"316-324"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141555426","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
M Naumovska, U Dahlstrand, L Engqvist, M Cinthio, J Albinsson, R Sheikh, A Merdasa, M Malmsjo
{"title":"Tomographic ultrasound for three-dimensional visualization of temporal arteries.","authors":"M Naumovska, U Dahlstrand, L Engqvist, M Cinthio, J Albinsson, R Sheikh, A Merdasa, M Malmsjo","doi":"10.1080/03009742.2024.2320585","DOIUrl":"10.1080/03009742.2024.2320585","url":null,"abstract":"<p><strong>Objective: </strong>Conventional two-dimensional ultrasound has been assessed for the non-invasive diagnosis of giant cell arteritis (GCA), but the results are operator dependent, resulting in low sensitivity. Tomographic three-dimensional (3D) ultrasound is a novel technique that enables the objective documentation of vessel geometry. Here, for the first time, its utility is assessed for visualizing temporal arteries.</p><p><strong>Method: </strong>The temporal artery of 14 healthy subjects and three subjects with suspected GCA was examined using tomographic 3D ultrasound.</p><p><strong>Results: </strong>This technique enabled 3D mapping of the architecture of the temporal artery. The inner and outer vessel diameters showed considerable interindividual variability. However, calculation of the vessel wall fraction revealed the combination of vessel wall thickening and lumen narrowing, which may be indicative of GCA.</p><p><strong>Conclusions: </strong>This proof-of-concept study indicates that tomographic 3D ultrasound can be used for objective mapping of the temporal artery. The technique must be evaluated regarding its diagnostic sensitivity in GCA before it can be introduced in clinical practice.</p>","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"345-348"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140022497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A Zoli, G Peluso, M Grimaldi, C De Simone, M A D'Agostino, A Ortolan
{"title":"New onset of guttate psoriasis, Hallopeau's continuous acrodermatitis, and psoriatic arthritis after COVID-19 vaccine.","authors":"A Zoli, G Peluso, M Grimaldi, C De Simone, M A D'Agostino, A Ortolan","doi":"10.1080/03009742.2024.2316998","DOIUrl":"10.1080/03009742.2024.2316998","url":null,"abstract":"","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"361-362"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139973325","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
P H Duhn, R Christensen, H Locht, M Henriksen, E Ginnerup-Nielsen, H Bliddal, E E Wæhrens, K Thielen, K Amris
{"title":"Phenotypic characteristics of patients with chronic widespread pain and fibromyalgia: a cross-sectional cluster analysis.","authors":"P H Duhn, R Christensen, H Locht, M Henriksen, E Ginnerup-Nielsen, H Bliddal, E E Wæhrens, K Thielen, K Amris","doi":"10.1080/03009742.2023.2297514","DOIUrl":"10.1080/03009742.2023.2297514","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to explore whether phenotypic characteristics of patients with chronic widespread pain (CWP) and fibromyalgia (FM) can be aggregated into definable clusters that may help to tailor treatments.</p><p><strong>Method: </strong>Baseline variables (sex, age, education, marital/employment status, pain duration, prior CWP/FM diagnosis, concomitant rheumatic disease, analgesics, tender point count, and disease variables derived from standardized questionnaires) collected from 1099 patients (93.4% females, mean age 44.6 years) with a confirmed CWP or FM diagnosis were evaluated by hierarchical cluster analysis. The number of clusters was based on coefficients in the agglomeration schedule, supported by dendrograms and silhouette plots. Simple and multiple regression analyses using all variables as independent predictors were used to assess the likelihood of cluster assignment, reported as odds ratios (ORs) with 95% confidence intervals (CIs).</p><p><strong>Results: </strong>Only one cluster emerged (Cluster 1: 455 patients). Participants in this cluster were characterized as working (OR 66.67, 95% CI 7.14 to 500.00), with a medium-term/higher education (OR 16.80, 95% CI 1.94 to 145.41), married/cohabiting (OR 14.29, 95% CI 1.26 to 166.67), and using mild analgesics (OR 25.64, 95% CI 0.58 to > 999.99). The odds of being an individual in Cluster 1 were lower when having a worse score on the PDQ (score ≥ 18) (OR < 0.001, 95% CI < 0.001 to 0.02).</p><p><strong>Conclusion: </strong>We identified one cluster, where participants were characterized by a potentially favourable clinical profile. More studies are needed to evaluate whether these characteristics could be used to guide the management of patients with CWP and FM.</p>","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"325-334"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139564158","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Self-determined motivation and physical activity in patients with rheumatoid arthritis: a cross-sectional study.","authors":"I S Houge, M Hoff, V Videm","doi":"10.1080/03009742.2023.2300576","DOIUrl":"10.1080/03009742.2023.2300576","url":null,"abstract":"<p><strong>Objective: </strong>To identify factors associated with two self-reported measures of physical activity (PA) in patients with rheumatoid arthritis (RA).</p><p><strong>Method: </strong>Hospital outpatients with RA from central Norway filled in questionnaires about symptoms, psychological factors, and PA. Outcomes were two alternative self-reported measures of PA: (i) fulfilling the aerobic PA recommendations of ≥ 150 min/week at moderate intensity or ≥ 75 min/week at vigorous intensity; or (ii) being in the PA maintenance stage of the Stages of Exercise Behaviour Change framework. Logistic regression was applied to identify factors associated with PA. Step 1 included the independent variables sex, age, and smoking habits. Step 2a added self-reported function, joint pain during the past 6 months, and fatigue to Step 1. Step 2b added Exercise Self-Efficacy and the Relative Autonomy Index (RAI), calculated from the Behavioural Regulation in Exercise Questionnaire-2, to Step 1. Step 3 included all the mentioned independent variables. Steps 1-3 were analysed for each PA measure.</p><p><strong>Results: </strong>In total, 227 patients participated. The RAI had a statistically significant positive association with being physically active according to both PA definitions. Joint pain had a significant negative association with meeting the aerobic PA recommendations but was not associated with being in the PA maintenance stage.</p><p><strong>Conclusion: </strong>The degree of self-determined motivation was the most consistent variable associated with self-reported PA behaviour. Joint pain was associated with one of the two PA measures. Motivation and joint pain may be useful targets for intervention in clinical practice to improve PA engagement among patients with RA.</p>","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"307-315"},"PeriodicalIF":2.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139564169","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
V Codullo, S Monti, C Perotti, A Milanesi, S Rossi, A Gallotti, L Cobianchi, C Montecucco, P Delvino
{"title":"Severe immunoglobulin A vasculitis with refractory gastrointestinal involvement in an adult patient successfully treated with plasma exchange.","authors":"V Codullo, S Monti, C Perotti, A Milanesi, S Rossi, A Gallotti, L Cobianchi, C Montecucco, P Delvino","doi":"10.1080/03009742.2024.2318947","DOIUrl":"10.1080/03009742.2024.2318947","url":null,"abstract":"","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"291-292"},"PeriodicalIF":2.2,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140040298","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
M Ayano, K Tsubouchi, K Suzuki, Y Kimoto, Y Arinobu, K Akashi, T Horiuchi, I Okamoto, H Niiro
{"title":"Comparing the safety and efficacy of nintedanib starting dose in patients with connective tissue disease-associated interstitial lung diseases.","authors":"M Ayano, K Tsubouchi, K Suzuki, Y Kimoto, Y Arinobu, K Akashi, T Horiuchi, I Okamoto, H Niiro","doi":"10.1080/03009742.2024.2327159","DOIUrl":"10.1080/03009742.2024.2327159","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to analyse whether initiating nintedanib treatment at a reduced dose could improve the treatment continuation rate while maintaining efficacy in patients with connective tissue disease (CTD)-associated interstitial lung disease.</p><p><strong>Method: </strong>In total, 51 patients (age 61.6 ± 13.2 years; 38 women, 13 men) were retrospectively analysed. The primary endpoint was the cumulative discontinuation rate due to adverse events. Secondary endpoints included changes in drug dosage, efficacy evaluated based on annual changes in forced vital capacity (FVC), and safety assessed based on the frequency of adverse events.</p><p><strong>Results: </strong>Eighteen patients who started treatment at the standard dose of 300 mg (standard dosage group) were compared with 33 patients who started treatment at a reduced dose (reduced dosage group). Systemic sclerosis was the most common CTD (n = 32), followed by idiopathic inflammatory myopathies and, rarely, rheumatoid arthritis. Both groups exhibited comparable cumulative discontinuation rates due to adverse events and similar frequencies of adverse events. No significant differences were observed in maintenance doses between the two groups; however, patients in the reduced dosage group had a lower cumulative dose for up to 52 weeks than those in the standard dosage group. No significant differences were observed in changes in FVC between the two groups.</p><p><strong>Conclusion: </strong>There was no evidence for a difference between the two groups in terms of discontinuation rates, efficacy, and safety. To provide further evidence, future studies using more precise dose-escalation protocols are warranted.</p>","PeriodicalId":21424,"journal":{"name":"Scandinavian Journal of Rheumatology","volume":" ","pages":"255-262"},"PeriodicalIF":2.2,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140336760","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}