199 research outputs found

    Primary biliary cirrhosis in a rheumatoid arthritis patient treated with rituximab, a case-based review

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    Primary biliary cirrhosis (PBC) is an autoimmune disease in which intrahepatic bile ducts are targeted by an immune-mediated injury. This disease tends to progress to fibrosis and cirrhosis with hepatic failure. The authors report a case of a 50-year-old rheumatoid arthritis (RA) patient, with erosions and seropositive for rheumatoid factor and anti-citrullinated peptide antibodies, with 18 years disease duration refractory to prednisolone and several disease-modifying antirheumatic drugs, either conventional or biological (adalimumab and etanercept). In April 2007, she started therapy with rituximab (RTX) with good European League Against Rheumatism response achieved 9 months later. In June 2008, she was admitted with intrahepatic cholestasis, steatorrhea, and spontaneous fractures of various ribs. After excluding cholelitiasis, as well as infectious and neoplastic diseases a liver biopsy was performed that was compatible with the diagnosis of PBC. The antinuclear antibodies (1/160) were positive as well as the antimitochondrial antibodies (1/640). Other antibodies were negative such as anti-SSA and anti-SSB. Afterwards, the patient started ursodesoxycholic acid 15 mg kg(-1) day(-1) with progressive improvement of cholestatic markers. A labial salivary gland biopsy was performed and showed findings compatible with the concomitant diagnosis of Sjögren's syndrome. Based on this clinical report, a detailed review of the clinical aspects of PBC is presented as well as its association with other immune-mediated inflammatory diseases, particularly, with RA

    EpiDoC Unit - a clinical research unit open to the rheumatology community

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    EpiDoC is an epidemiology and outcomes research unit, with a main focus in Rheumatology clinical research but also in other non-communicable chronic diseases. Established in 2016, it is located at NOVA Medical School1 – CEDOC, and integrates the Comprehensive Health Research Center (CHRC)2, a clinical and public health research unit, scored Excellent by Fundação Ciencia e Tecnologia (FCT) 2019’s evaluation.publishersversionpublishe

    Food Insecurity in Portugal Among Middle- and Older-Aged Adults at a Time of Economic Crisis Recovery: Prevalence and Determinants

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    Background: To characterize the scenario of food insecurity in Portugal at a time of economic crisis recovery is of the utmost relevance. Objective: This study aimed to estimate the prevalence and to identify the determinants of food insecurity during economic crisis recovery in a population-based urban sample of middle- and older-aged Portuguese adults. Methods: A cross-sectional study including 604 participants of the EPIPorto cohort was conducted. Data on sociodemographic characteristics and on food security status were collected. Food security status was assessed using the US Household Food Security Survey Module: Six-Item Short Form. Logistic regression models, crude and adjusted for sex, age, education, and household income perception, were performed. Results: The prevalence of food insecurity was 16.6%. Women (odds ratio [OR] = 1.96; 95% confidence interval [CI]: 1.09-3.54), those less educated (OR = 5.46; 95% CI: 2.84-10.46), and those who had the perception of an insufficient household income (OR = 10.39; 95% CI: 5.00-21.56) were more likely to belong to a food insecure household. Unmarried individuals (OR = 1.79; 95% CI: 1.05-3.06) and lower white-collar workers (OR = 2.22; 95% CI: 1.03-4.77) were also more prone to live within a food insecure household, regardless of sex, age, education, and household income perception. Conclusions: The obtained information is valuable for the development of intervention strategies to reduce food insecurity in middle- and older-aged adults, suggesting that women, unmarried, less educated individuals, less skilled workers, and lower income families should be targeted.The author(s) disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: This work was supported by contributions from Iceland, Liechtenstein, and Norway through the European Economic Area Grants, under the Public Health Initiatives Programme (PT 06, grant number 118SI2). This study was also funded by the Unidade de Investigação em Epidemiologia - Instituto de Saúde Pública da Universidade do Porto (EPIUnit) (POCI-01-0145-FEDER-006862; Ref.UID/DTP/04750/2013), the PhD Grant SFRH/BD/117371/2016 (IM), PhD Grant SFRH/BD/92370/2013 (TM), and the Postdoc Grant SFRH/BPD/88729/2012 (RL)), co-funded by the FCT and the POCH/FSE Program; and the FCT Investigator contract IF/01060/2015 (ACS). This study is also a result of the project DOCnet (NORTE-01- 0145-FEDER- 000003) supported by Norte Portugal Regional Operational Programme (NORTE 2020), under the PORTUGAL 2020 Partnership Agreement, through the European Regional Development Fund (ERDF)

    Association of physical activity with physical function and quality of life in people with hip and knee osteoarthritis: longitudinal analysis of a population-based cohort

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    Hip and knee osteoarthritis (HKOA) is a chronic disease characterized by joint pain that leads to reduced physical function and health-related quality of life (HRQoL). At present, no cure is available. Clinical trials indicate that people with HKOA benefit from physical activity in several health-related outcomes. However, few studies have evaluated the long-term positive effect of regular physical activity. This study analyzed participants with HKOA from a nationwide population-based cohort (EpiDoC Cohort) to assess the impact of physical activity on patients' physical function and HRQoL over a long-term follow-up. The regular weekly frequency of intentional physical activity was self-reported as non-frequent (0 times/week), frequent (1-2 times/week), or very frequent (≥ 3 times/week). This study followed 1086 participants over a mean period of 4.7 ± 3.4 years, during which 6.3% and 14.9% of participants reported frequent and very frequent physical activity, respectively. Using linear mixed models, we found that frequent (β = - 0.101 [- 0.187, - 0.016]; β = 0.039 [- 0.002, 0.080]) and very frequent physical activity (β = - 0.061 [- 0.118, - 0.004]; β = 0.057 [0.029, 0.084]) were associated with improved physical function and HRQoL over time, respectively, when compared with non-frequent exercise, adjusting for years to baseline, sex, age, years of education, body mass index, multimorbidity, hospitalizations, clinical severity, and unmanageable pain levels. These findings raise awareness of the importance of maintaining exercise/physical activity long term to optimize HRQoL and physical function. Further studies must address barriers and facilitators to improve the adoption of regular physical activity among citizens with HKOA.info:eu-repo/semantics/publishedVersio

    Using patient-reported outcome measures to evaluate care for patients with inflammatory chronic rheumatic disease

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    Objectives: Few countries integrate Patient-Reported Outcome Measures (PROMs) in routine performance assessment, and those that do focus on elective surgery. This study addresses the challenges of using PROMs to evaluate care in chronic conditions. We set out a modelling strategy to assess the extent to which changes over time in self-reported health status by patients with inflammatory chronic rheumatic disease are related to their biological drug therapy and Rheumatology centre primarily responsible for their care. Methods: Using data from the Portuguese Register of Rheumatic Diseases, we assess the health status using the Health Assessment Questionnaire-Disability Index (HAQ-DI) for rheumatic patients receiving biological drugs between 2000 and 2017. We employ a fixed effects model using the Least Squares Dummy Variables estimator. Results: Patients receiving infliximab or rituximab report lower health status than those on etanercept (the most common therapy) and patients in 4 of the 26 Rheumatology centres report higher health status than those at other centres. Conclusions: PROMs can be used for those with chronic conditions to provide the patient’s perspective about the impact on their health status of the choice of drug therapy and care provider. Care for chronic patients might be improved if healthcare organisations monitor PROMs and engage in performance assessment initiatives on a routine basis

    Early vascular alterations in SLE and RA patients--a step towards understanding the associated cardiovascular risk

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    Accelerated atherosclerosis represents a major problem in both systemic lupus erythematosus (SLE) and rheumatoid arthritis (RA) patients, and endothelial damage is a key feature of atherogenesis. We aimed to assess early endothelial changes in SLE and RA female patients (127 SLE and 107 RA) without previous CV events. Biomarkers of endothelial cell activation (intercellular adhesion molecule-1 (sICAM-1), vascular cell adhesion molecule-1 (sVCAM-1), thrombomodulin (TM), and tissue factor (TF)) were measured and endothelial function was assessed using peripheral artery tonometry. Reactive hyperemia index (RHI), an indicator of microvascular reactivity, and augmentation index (AIx), a measure of arterial stiffness, were obtained. In addition, traditional CV risk factors, disease activity and medication were determined. Women with SLE displayed higher sICAM-1 and TM and lower TF levels than women with RA (p = 0.001, p<0.001 and p<0.001, respectively). These differences remained significant after controlling for CV risk factors and medication. Serum levels of vascular biomarkers were increased in active disease and a moderate correlation was observed between sVCAM-1 levels and lupus disease activity (rho = 0.246) and between TF levels and RA disease activity (rho = 0.301). Although RHI was similar across the groups, AIx was higher in lupus as compared to RA (p = 0.04). Also in active SLE, a trend towards poorer vasodilation was observed (p = 0.06). In conclusion, women with SLE and RA present with distinct patterns of endothelial cell activation biomarkers not explained by differences in traditional CV risk factors. Early vascular alterations are more pronounced in SLE which is in line with the higher CV risk of these patients
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