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Komura K. CD19: a promising target for systemic sclerosis. Front Immunol 2024; 15:1454913. [PMID: 39421745 PMCID: PMC11484411 DOI: 10.3389/fimmu.2024.1454913] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2024] [Accepted: 09/09/2024] [Indexed: 10/19/2024] Open
Abstract
Systemic sclerosis (SSc) is an autoimmune disease characterized by immune dysregulation, vascular damage, and fibrosis. B cells play a significant role in SSc through autoantibody production, cytokine secretion, and T cell regulation. Autoantibodies like anti-topoisomerase I and anti-RNA polymerase III are specific to SSc and linked to clinical features such as skin and lung involvement. B cell depletion therapies, particularly anti-CD20 antibodies like rituximab, have shown benefits in treating SSc, improving skin and lung disease symptoms. However, CD19, another B cell marker, is more widely expressed and has emerged as a promising target in autoimmune diseases. CD19-targeted therapies, such as CAR T cells and Uplizna® (inebilizumab), have demonstrated potential in treating refractory autoimmune diseases, including SSc. Uplizna® offers advantages over rituximab by targeting a broader range of B cells and showing higher efficacy in specific patient subsets. Clinical trials currently investigate Uplizna®'s effectiveness in SSc, particularly in severe cases. While these therapies offer hope, long-term safety and efficacy remain unknown. SSc is still a complex disease, but advancing B cell-targeted treatments could significantly improve patient outcomes and knowledge about the pathogenesis.
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Affiliation(s)
- Kazuhiro Komura
- Department of Dermatology, Kanazawa Red Cross Hospital, Japanese Red Cross Society, Kanazawa, Ishikawa, Japan
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Batani V, Dagna L, De Luca G. Therapeutic strategies for primary heart involvement in systemic sclerosis. RHEUMATOLOGY AND IMMUNOLOGY RESEARCH 2024; 5:72-82. [PMID: 39015843 PMCID: PMC11248560 DOI: 10.1515/rir-2024-0010] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 04/01/2024] [Accepted: 06/11/2024] [Indexed: 07/18/2024]
Abstract
Primary heart involvement (pHI) is frequent in systemic sclerosis (SSc), even though often underdiagnosed. SSc-pHI has been recently defined as cardiac abnormalities that are predominantly attributable to SSc rather than other causes and/or complications. SSc-pHI represents a major determinant of mortality in SSc, accounting alone for about 12% of disease-related deaths; its early recognition and promptly therapeutic interventions are therefore crucial. Both perfusion defects and myocardial inflammation contribute to the occurrence of myocardial fibrosis that precipitates myocardial remodeling, potentially leading to heart failure and arrhythmic complications. To date, clear evidence and guidelines for effectively managing SSc pHI are not established yet, resulting in a lack of a defined therapeutic algorithm. In this review we summarize the most recent scientific literature on the prevailing therapeutic strategies and interventions to manage SSc-pHI, with particular focus on therapeutic strategies to counteract the 3 major pathogenic events of the disease, i.e. microvascular damage, myocardial inflammation and myocardial fibrosis.
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Affiliation(s)
- Veronica Batani
- Vita-Salute San Raffaele University, Milan, Italy
- Unit of Immunology, Rheumatology, Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
| | - Lorenzo Dagna
- Vita-Salute San Raffaele University, Milan, Italy
- Unit of Immunology, Rheumatology, Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
| | - Giacomo De Luca
- Vita-Salute San Raffaele University, Milan, Italy
- Unit of Immunology, Rheumatology, Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
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3
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Caetano J, Rodrigues LM, Alves JD. What have we learned on pre, very early, and early systemic sclerosis microcirculatory pathophysiology? A scoping review. Autoimmun Rev 2024; 23:103540. [PMID: 38604463 DOI: 10.1016/j.autrev.2024.103540] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/18/2024] [Revised: 04/03/2024] [Accepted: 04/03/2024] [Indexed: 04/13/2024]
Abstract
OBJECTIVE Microvascular dysfunction is an early event in the pathogenesis of systemic sclerosis (SSc). The objective of this scoping review is to update the current information and the level of knowledge about the mechanisms of microvascular dysfunction in pre-SSc, very early diagnosis of SSc (VEDOSS) and early SSc. METHODS A PubMed® database search allowed us to include original data from full-length articles in English in which the main topic was microvascular dysfunction in pre-SSC, VEDOSS or early SSc. Data was extracted using a customized form. RESULTS In the present review 437 articles were identified, and 42 studies included, reporting data from a total of 1069 patients with pre-SSc, VEDOSS or early-SSc. Distinct mechanisms of microvascular injury were identified comprising, angiogenesis and vasculogenesis, cell surface proteins and adhesion, molecules expression, cytokines profile, inflammatory and oxidation pathways, and skin perfusion determinants. Most of the studies were conducted in early SSc, with a reduced number in pre-disease stages, in which the prompt recognition of specific mechanisms and biomarkers may allow targeted treatment to prevent disease progression. CONCLUSIONS Although different molecular expression patterns and signaling pathways related to microvascular dysfunction in pre-SSc, VEDOSS, and early SSc were identified, additional prospective longitudinal studies and combined work with functional evaluation of peripheral skin perfusion are needed.
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Affiliation(s)
- Joana Caetano
- CBIOS-Research Center for Biosciences and Health Technologies, Universidade Lusófona Lisboa, 1749-024 Lisbon, Portugal; Systemic Autoimmune Diseases Unit, Department of Medicine IV, Fernando Fonseca Hospital, 2720-276 Amadora, Portugal; Nova Medical School, 1169-056 Lisboa, Portugal.
| | - Luís Monteiro Rodrigues
- CBIOS-Research Center for Biosciences and Health Technologies, Universidade Lusófona Lisboa, 1749-024 Lisbon, Portugal
| | - José Delgado Alves
- Systemic Autoimmune Diseases Unit, Department of Medicine IV, Fernando Fonseca Hospital, 2720-276 Amadora, Portugal; Nova Medical School, 1169-056 Lisboa, Portugal.
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4
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Komura K, Yanaba K, Bouaziz JD, Yoshizaki A, Hasegawa M, Varga J, Takehara K, Matsushita T. Perspective to precision medicine in scleroderma. Front Immunol 2024; 14:1298665. [PMID: 38304250 PMCID: PMC10830793 DOI: 10.3389/fimmu.2023.1298665] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2023] [Accepted: 12/26/2023] [Indexed: 02/03/2024] Open
Abstract
Systemic sclerosis (SSc) is a rare and heterogeneous disease with no relevant environmental trigger or significant responsible gene. It has been and will continue to be difficult to identify large enough patients to conduct classic population-based epidemiologic exposure/non-exposure studies with adequate power to ascertain environmental and genetic risk factors for these entities. The complexity of pathogenesis and heterogeneity are likely to require personalized/precision medicine for SSc. Since several potential drugs are currently available for specific patients if not whole SSc, classification of SSc seems to form the foundation for a better therapeutic strategy. To date, SSc has been classified based on the extent/severity of the affected area as well as some disease markers, including the autoantibody profile. However, such an analysis should also lead to improvements in the design of appropriately stratified clinical trials to determine the effects and prediction of targeted therapies. An approach based on drug response preclinically conducted using patients' own fibroblasts in vitro, can provide a precise disease marker/therapeutic selection for clinical practice. Because scleroderma dermal fibroblasts have a persistent hyper-productive phenotype occurring not only in person, but also in cell culture conditions. Thus, an accumulating approach based on disease markers ensures progression and de-escalation to re-establish a better life with a personally optimized drug environment after the onset of SSc.
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Affiliation(s)
- Kazuhiro Komura
- Department of Dermatology, Kanazawa Red Cross Hospital, Japanese Red Cross Society, Kanazawa, Japan
- Northwestern Scleroderma Program, Division of Rheumatology, Northwestern University Feinberg School of Medicine, Chicago, IL, United States
| | - Koichi Yanaba
- Department of Dermatology, Jikei University, Tokyo, Japan
| | | | - Ayumi Yoshizaki
- Department of Dermatology, University of Tokyo, Tokyo, Japan
| | | | - John Varga
- Northwestern Scleroderma Program, Division of Rheumatology, Northwestern University Feinberg School of Medicine, Chicago, IL, United States
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Menichelli D, Cormaci VM, Marucci S, Franchino G, Del Sole F, Capozza A, Fallarino A, Valeriani E, Violi F, Pignatelli P, Pastori D. Risk of venous thromboembolism in autoimmune diseases: A comprehensive review. Autoimmun Rev 2023; 22:103447. [PMID: 37714419 DOI: 10.1016/j.autrev.2023.103447] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/30/2023] [Revised: 09/04/2023] [Accepted: 09/12/2023] [Indexed: 09/17/2023]
Abstract
Autoimmune diseases have specific pathophysiologic mechanisms leading to an increased risk of arterial and venous thrombosis. The risk of venous thromboembolism (VTE) varies according to the type and stage of the disease, and to concomitant treatments. In this review, we revise the most common autoimmune disease such as antiphospholipid syndrome, inflammatory myositis, polymyositis and dermatomyositis, rheumatoid arthritis, sarcoidosis, Sjogren syndrome, autoimmune haemolytic anaemia, systemic lupus erythematosus, systemic sclerosis, vasculitis and inflammatory bowel disease. We also provide an overview of pathophysiology responsible for the risk of VTE in each autoimmune disorder, and report current indications to anticoagulant treatment for primary and secondary prevention of VTE.
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Affiliation(s)
- Danilo Menichelli
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy; Department of General Surgery and Surgical Specialty Paride Stefanini, Sapienza University of Rome, 00161 Rome, Italy
| | - Vito Maria Cormaci
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Silvia Marucci
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Giovanni Franchino
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Francesco Del Sole
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Alessandro Capozza
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Alessia Fallarino
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Emanuele Valeriani
- Department of General Surgery and Surgical Specialty Paride Stefanini, Sapienza University of Rome, 00161 Rome, Italy
| | - Francesco Violi
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Pasquale Pignatelli
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy
| | - Daniele Pastori
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161 Rome, Italy.
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Moezinia C, Wong V, Watson J, Nagib L, Lopez Garces S, Zhang S, Ahmed Abdi B, Newton F, Abraham D, Stratton R. Autoantibodies Which Bind to and Activate Keratinocytes in Systemic Sclerosis. Cells 2023; 12:2490. [PMID: 37887334 PMCID: PMC10605821 DOI: 10.3390/cells12202490] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2023] [Revised: 10/09/2023] [Accepted: 10/18/2023] [Indexed: 10/28/2023] Open
Abstract
Systemic sclerosis (SSc) is a multisystem connective tissue disease characterised by pathological processes involving autoimmunity, vasculopathy and resultant extensive skin and organ fibrosis. Recent studies have demonstrated activation and aberrant wound healing responses in the epithelial layer of the skin in this disease, implicating the epithelial keratinocytes as a source of pro-fibrotic and inflammatory mediators. In this paper, we investigated the role of Immunoglobulin G (IgG) autoantibodies directed against epithelial cells, as potential initiators and propagators of pathological keratocyte activation and the ensuing SSc fibrotic cascade. A keratinocyte cell-based ELISA is used to evaluate the binding of SSc IgG. SSc skin biopsies were stained by immunofluorescence for the presence of IgG in the keratinocyte layer. Moreover, IgG purified from SSc sera was evaluated for the potential to activate keratinocytes in tissue culture and to induce TLR2 and 3 signalling in reporter cell lines. We demonstrate enhanced binding of SSc IgG to keratinocytes and the activation of these cells leading to the release of IL-1α, representing a potential initiating pathway in this disease.
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Affiliation(s)
| | | | | | | | | | | | | | | | | | - Richard Stratton
- UCL Centre for Rheumatology, Royal Free Hospital, UCL Division of Medicine, London NW3 2QG, UK (V.W.); (J.W.); (L.N.); (F.N.)
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Teaw S, Gupta A, Williams A, Wilson FP, Sumpio BJ, Sumpio BE, Hinchcliff M. Hyperspectral imaging in systemic sclerosis-associated Raynaud phenomenon. Arthritis Res Ther 2023; 25:10. [PMID: 36670487 PMCID: PMC9854186 DOI: 10.1186/s13075-023-02990-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/01/2022] [Accepted: 01/06/2023] [Indexed: 01/22/2023] Open
Abstract
BACKGROUND/PURPOSE Lack of robust, feasible, and quantitative outcomes impedes Raynaud phenomenon (RP) clinical trials in systemic sclerosis (SSc) patients. Hyperspectral imaging (HSI) non-invasively measures oxygenated and deoxygenated hemoglobin (oxyHb and deoxyHb) concentrations and oxygen saturation (O2 sat) in the skin and depicts data as oxygenation heatmaps. This study explored the potential role of HSI in quantifying SSc-RP disease severity and activity. METHODS Patients with SSc-RP (n = 13) and healthy control participants (HC; n = 12) were prospectively recruited in the clinic setting. Using a hand-held camera, bilateral hand HSI (HyperMed™, Waltham, MA) was performed in a temperature-controlled room (22 °C). OxyHb, deoxyHb, and O2 sat values were calculated for 78-mm2 regions of interest for the ventral fingertips and palm (for normalization). Subjects underwent a cold provocation challenge (gloved hand submersion in 15 °C water bath for 1 min), and repeated HSI was performed at 0, 10, and 20 min. Patients completed two patient-reported outcome (PRO) instruments: the Raynaud Condition Score (RCS) and the Cochin Hand Function Scale (CHFS) for symptom burden assessment. Statistical analyses were performed using the Mann-Whitney U test and a mixed effects model (Stata, College Station, TX). RESULTS Ninety-two percent of participants were women in their 40s. For SSc-RP patients, 69% had limited cutaneous SSc, the mean ± SD SSc duration was 11 ± 5 years, and 38% had prior digital ulcers-none currently. Baseline deoxyHb was higher, and O2 sat was lower, in SSc patients versus HC (p < 0.05). SSc patients had a greater decline in oxyHb and O2 sat from baseline to time 0 (after cold challenge) with distinct rewarming oxyHb, O2 sat, and deoxyHb trajectories versus HCs (p < 0.01). There were no significant correlations between oxyHb, deoxyHb, and O2 sat level changes following cold challenge and RCS or CHFS scores. CONCLUSION Hyperspectral imaging is a feasible approach for SSc-RP quantification in the clinic setting. The RCS and CHFS values did not correlate with HSI parameters. Our data suggest that HSI technology for the assessment of SSc-RP at baseline and in response to cold provocation is a potential quantitative measure for SSc-RP severity and activity, though longitudinal studies that assess sensitivity to change are needed.
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Affiliation(s)
- Shannon Teaw
- Section of Rheumatology, Allergy & Immunology, Department of Medicine, Yale School of Medicine, 300 Cedar Street, The Anlyan Center PO Box 208031, New Haven, CT, 06520, USA
| | - Akash Gupta
- Section of Rheumatology, Allergy & Immunology, Department of Medicine, Yale School of Medicine, 300 Cedar Street, The Anlyan Center PO Box 208031, New Haven, CT, 06520, USA
| | - Alyssa Williams
- Section of Rheumatology, Allergy & Immunology, Department of Medicine, Yale School of Medicine, 300 Cedar Street, The Anlyan Center PO Box 208031, New Haven, CT, 06520, USA
| | - F Perry Wilson
- Clinical and Translational Research Accelerator, Department of Medicine, Yale School of Medicine, New Haven, CT, USA
- Department of Internal Medicine, Section of Nephrology, Yale School of Medicine, New Haven, CT, USA
| | - Brandon J Sumpio
- Division of Vascular and Endovascular Surgery, Massachusetts General Hospital, Boston, MA, USA
| | - Bauer E Sumpio
- Division of Vascular Surgery, Department of Surgery, Yale School of Medicine, New Haven, CT, USA
| | - Monique Hinchcliff
- Section of Rheumatology, Allergy & Immunology, Department of Medicine, Yale School of Medicine, 300 Cedar Street, The Anlyan Center PO Box 208031, New Haven, CT, 06520, USA.
- Clinical and Translational Research Accelerator, Department of Medicine, Yale School of Medicine, New Haven, CT, USA.
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8
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Ferlito A, Campochiaro C, Tomelleri A, Dagna L, De Luca G. Primary heart involvement in systemic sclerosis, from conventional to innovative targeted therapeutic strategies. JOURNAL OF SCLERODERMA AND RELATED DISORDERS 2022; 7:179-188. [PMID: 36211207 PMCID: PMC9537702 DOI: 10.1177/23971983221083772] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/03/2022] [Accepted: 02/08/2022] [Indexed: 10/03/2023]
Abstract
Primary heart involvement is frequent in systemic sclerosis, even though often sub-clinical, and includes cardiac abnormalities that are predominantly attributable to systemic sclerosis rather than other causes and/or complications. A timely diagnosis is crucial to promptly start the appropriate therapy and to prevent the potential life-threatening early and late complications. There is little evidence on how to best manage systemic sclerosis-primary heart involvement as no specific treatment recommendations for heart disease are available, and a shared treatment approach is still lacking. The objective of this review is to summarize the state of the art of current literature and the overall management strategies and therapeutic approaches for systemic sclerosis-primary heart involvement. Novel insights into pathogenic mechanisms of systemic sclerosis-primary heart involvement are presented to facilitate the comprehension of therapeutic targets and novel treatment strategies.
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Affiliation(s)
| | - Corrado Campochiaro
- Vita-Salute San Raffaele University,
Milan, Italy
- Unit of Immunology, Rheumatology,
Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
| | - Alessandro Tomelleri
- Vita-Salute San Raffaele University,
Milan, Italy
- Unit of Immunology, Rheumatology,
Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
| | - Lorenzo Dagna
- Vita-Salute San Raffaele University,
Milan, Italy
- Unit of Immunology, Rheumatology,
Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
| | - Giacomo De Luca
- Vita-Salute San Raffaele University,
Milan, Italy
- Unit of Immunology, Rheumatology,
Allergy and Rare Diseases, IRCCS San Raffaele Hospital, Milan, Italy
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9
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Nguyen Thi Phuong T, Thi TD, Lundberg IE, Huy BN. Atherosclerosis in Vietnamese patients with systemic sclerosis and its relation to disease and traditional risk factors. Rheumatol Adv Pract 2022; 6:rkac048. [PMID: 35769143 PMCID: PMC9233417 DOI: 10.1093/rap/rkac048] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/24/2022] [Accepted: 05/21/2022] [Indexed: 11/24/2022] Open
Abstract
Objective The aim of this study was to determine the frequency of clinical and subclinical atherosclerosis in Vietnamese patients with SSc and the risk factors for subclinical atherosclerosis. Methods A case–control study of 46 patients with SSc who met the ACR criteria for the disease and 42 healthy age- and sex-matched controls of Kinh ethnicity was conducted. Clinical data including cardiovascular disease (CVD) events were collected. Serum levels of blood lipids and high-sensitivity CRP were determined. Carotid artery intima–media thickness (IMT) and carotid plaques were measured by carotid Doppler ultrasonography. Results Patients with SSc, of whom 96% had dcSSc, reported a higher number of CVD events compared with the controls (21.7 vs 0%; P = 0.0065). They exhibited low serum levels of high-density lipoprotein cholesterol and high levels of total cholesterol compared with controls (P = 0.01 and P = 0.03, respectively). Common carotid artery IMT was significantly higher in SSc patients compared with controls [mean (s.d.): 0.61 (0.12) vs 0.47 (0.07) mm; P < 0.0001]. Carotid artery IMT in SSc showed significant positive correlations with age, disease duration, total cholesterol and low-density lipoprotein cholesterol (P < 0.05). Thirteen patients with SSc (28.3%) but no controls had carotid atherosclerotic plaques. Patients with plaque had a higher mean modified Rodnan skin score and higher mean IMT compared with patients without plaque. Conclusion We confirmed an increased risk of CVD events and signs of subclinical atherosclerosis in patients with SSc of Kinh ethnicity and both traditional and disease-related risk factors for CVD.
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Affiliation(s)
- Thuy Nguyen Thi Phuong
- Bach Mai Hospital Rheumatology Department, , Hanoi, Vietnam
- Hanoi Medical University Internal Medicine Department, , Hanoi, Vietnam
| | - Trang Dao Thi
- Hanoi Medical University Internal Medicine Department, , Hanoi, Vietnam
| | - Ingrid E Lundberg
- Solna, Karolinska Institutet Division of Rheumatology, Department of Medicine, , Sweden, Stockholm
- Karolinska Institutet Center for Molecular Medicine, , Stockholm, Sweden
- Rheumatology clinic, Karolinska University Hospital , Stockholm, Sweden
| | - Binh Nguyen Huy
- Hanoi Medical University Physiology Department, , Hanoi, Vietnam
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10
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Zhao CN, Wang P, Mao YM, Dan YL, Wu Q, Li XM, Wang DG, Davis C, Hu W, Pan HF. Potential role of melatonin in autoimmune diseases. Cytokine Growth Factor Rev 2019; 48:1-10. [DOI: 10.1016/j.cytogfr.2019.07.002] [Citation(s) in RCA: 29] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/09/2019] [Revised: 07/11/2019] [Accepted: 07/11/2019] [Indexed: 12/28/2022]
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11
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Gamal RM, Abozaid HSM, Zidan M, Abdelmegid MAKF, Abdel-Razek MR, Alsayed SAR, Mourad AF, Azoz NMA, Mohram LAW, Furst DE. Study of MRI brain findings and carotid US features in systemic sclerosis patients, relationship with disease parameters. Arthritis Res Ther 2019; 21:95. [PMID: 30987675 PMCID: PMC6466742 DOI: 10.1186/s13075-019-1877-z] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2018] [Accepted: 03/26/2019] [Indexed: 12/05/2022] Open
Abstract
Background/objectives Systemic sclerosis (SSc) is an autoimmune disease associated with immune abnormalities and widespread vascular lesions, including increased intimal and medial thickness. These changes may be reflected in early atherosclerosis and cardiovascular risks. We aimed in this study to examine the carotid artery intima-media thickness and MRI brain findings in SSc patients and compared them to a group of normal controls. A relationship between these parameters and clinical measures in SSc was also sought. Methods Seventy-two SSc patients with no central nervous system (CNS) symptoms and 42 healthy controls were included. Clinical and laboratory measures, Medsger’s severity scale, and Doppler ultrasound common carotid artery intima-media thickness (CCA-IMT) were measured. Brain fluid-attenuated inversion recovery (FLAIR)-MRI and diffusion-weighted MRI (DWI) were also done. Results SSc patients had more CCA-IMT, higher CRP, and more brain MRI hyperintense lesions than controls (P < 0.05). Significant positive correlations existed between CCA-IMT and Medsger vascular (r = 0.7, P = 0.02). The FLAIR-MRI showed multiple hyperintense lesions in 24 patients (33%), ranging 0–36 lesions. SSc patients with more lesions (positive MRI) had longer disease duration (P = 0.001) and left and right carotid artery atheromata (P = 0.001, and 0.013, respectively) than SSc patients with negative MRIs; Medsger vascular score did not separate the SSc groups (P = 0.08). Conclusions In systemic sclerosis patients without central nervous system symptoms, MRI lesion numbers correlated with CCA-IMT. MRI abnormalities were found more frequently if CRP was elevated, if the Medsger SSc Severity Scale was increased, or if there was thickened carotid IMT.
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Affiliation(s)
- Rania M Gamal
- Rheumatology and Rehabilitation Department, Assiut University Hospital, Assiut, 71515, Egypt
| | - Hanan Sayed M Abozaid
- Rheumatology and Rehabilitation Department, Sohag University Hospital, Sohag university, Sohag, 82524, Egypt.
| | - Mohmed Zidan
- Diagnostic Radiology Department, Assiut University Hospital, Assiut, Egypt
| | | | | | - Sahar Abdel-Rahman Alsayed
- Rheumatology and Rehabilitation Department, Sohag University Hospital, Sohag university, Sohag, 82524, Egypt
| | - Amr F Mourad
- Diagnostic Radiology Department, South Egypt Cancer Institute, Assiut, Egypt
| | | | | | - Daniel E Furst
- Division of Rheumatology, University of California in Los Angeles (Emeritus), Los Angeles, USA.,Department of Medicine, University of Washington, Seattle, WA, USA.,Division of Rheumatology and Experimental Medicine, University of Florence, Florence, Italy
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12
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King J, Abraham D, Stratton R. Chemokines in systemic sclerosis. Immunol Lett 2017; 195:68-75. [PMID: 29247681 DOI: 10.1016/j.imlet.2017.12.001] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/22/2017] [Revised: 12/08/2017] [Accepted: 12/08/2017] [Indexed: 12/12/2022]
Affiliation(s)
- Jamie King
- Centre for Rheumatology and Connective Tissue Diseases, Royal Free Hospital, UCL, NW3 2QG, United Kingdom
| | - David Abraham
- Centre for Rheumatology and Connective Tissue Diseases, Royal Free Hospital, UCL, NW3 2QG, United Kingdom
| | - Richard Stratton
- Centre for Rheumatology and Connective Tissue Diseases, Royal Free Hospital, UCL, NW3 2QG, United Kingdom.
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13
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Unmet Needs in the Pathogenesis and Treatment of Cardiovascular Comorbidities in Chronic Inflammatory Diseases. Clin Rev Allergy Immunol 2017; 55:254-270. [PMID: 28741263 DOI: 10.1007/s12016-017-8624-5] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
The developments that have taken place in recent decades in the diagnosis and therapy of a number of diseases have led to improvements in prognosis and life expectancy. As a consequence, there has been an increase in the number of patients affected by chronic diseases and who can face new pathologies during their lifetime. The prevalence of chronic heart failure, for example, is approximately 1-2% of the adult population in developed countries, rising to ≥10% among people >70 years of age; in 2015, more than 85 million people in Europe were living with some sort of cardiovascular disease (CVD) (Lubrano and Balzan World J Exp Med 5:21-32, 5; Takahashi et al. Circ J 72:867-72, 8; Kaptoge et al. Lancet 375:132-40, 9). Chronic disease can become, in turn, a major risk factor for other diseases. Furthermore, several new drugs have entered clinical practice whose adverse effects on multiple organs are still to be evaluated. All this necessarily involves a multidisciplinary vision of medicine, where the physician must view the patient as a whole and where collaboration between the various specialists plays a key role. An example of what has been said so far is the relationship between CVD and chronic inflammatory diseases (CIDs). Patients with chronic CVD may develop a CID within their lifetime, and, vice versa, a CID can be a risk factor for the development of CVD. Moreover, drugs used for the treatment of CIDs may have side effects involving the cardiovascular system and thus may be contraindicated. The purpose of this paper is to investigate the close relationship between these two groups of diseases and to provide recommendations on the diagnostic approach and treatments in light of the most recent scientific data available.
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Angiostatic and Angiogenic Chemokines in Systemic Sclerosis: An Overview. JOURNAL OF SCLERODERMA AND RELATED DISORDERS 2016. [DOI: 10.5301/jsrd.5000226] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
In systemic sclerosis (SSc), the dysregulation of several molecular pathways seem to have a role in the disease pathogenesis. Either angiogenesis and vasculogenesis are disturbed and impaired, and an imbalance between angiogenic and angiostatic factors may be involved in the genesis and maintenance of vasculopathy. Aberrant immune system activation and function involves both B and T cells, as well as many different chemokines and cytokines. Particularly, chemokines are central to the initiation and maintenance of inflammatory responses as well as angiogenesis and fibrosis. Increased expression of several chemokines as CXCL4 (platelet factor 4), CXCL8 (IL8), CXCL5 (ENA-78), CCL5 (RANTS), CXCL9 (MIG), CCL24, CXCL10 IP-10), CXCL12, CXCL16 (SRPSDX), CCL2 (MCP-1), CCL19 (MIP-3β/ELC), CCL24 (Eotaxin 2), suggests a complex mechanism by which many immune cell types, including T cells, macrophages and neutrophils are recruited to the skin in SSc patients. Many of these chemokines have redundant roles, possibly to ensure recruitment of specific cell types. Several studies have shown a synergistic effect of combinations of these chemokines in cell recruitment, emphasizing the importance of understanding global chemokine expressions. urthermore, chemokines can be detected in peripheral blood compared with cytokines or growth factors. The utility of cytokines as biomarkers has been investigated but longitudinal studies are necessary to clarify their clinical utility for the evaluation of disease activity, therapeutic effects on skin sclerosis or interstitial lung disease and risk stratification of SSc patients. An effective therapeutic agent, able to interfere with complex chemokine networks, is warranted to attenuate perivascular inflammation, dysregulated angiogenesis and the evolution of skin and internal organ fibrosis, is the most ambitious goal for the scientific research of the future.
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Schoenfeld SR, Choi HK, Sayre EC, Aviña-Zubieta JA. Risk of Pulmonary Embolism and Deep Venous Thrombosis in Systemic Sclerosis: A General Population-Based Study. Arthritis Care Res (Hoboken) 2016. [PMID: 26212772 DOI: 10.1002/acr.22673] [Citation(s) in RCA: 34] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Abstract
OBJECTIVE To determine the risk of venous thromboembolism (VTE) (pulmonary embolism [PE] and deep vein thrombosis [DVT]) in individuals with incident systemic sclerosis (SSc; scleroderma) in the general population. METHODS Using a population database that includes all residents of British Columbia, Canada, we conducted a cohort study of all patients with incident SSc and up to 10 age-, sex-, and entry time-matched individuals from the general population. We compared incidence rates of PE, DVT, and VTE between the 2 groups according to SSc disease duration. We calculated hazard ratios (HRs), adjusting for confounders. RESULTS Among 1,245 individuals with SSc (83% female, mean age 56 years), the incidence rates of PE, DVT, and VTE were 3.47, 3.48, and 6.56 per 1,000 person-years, respectively, whereas the corresponding rates were 0.78, 0.76, and 1.37 per 1,000 person-years among 12,670 non-SSc individuals. Compared with non-SSc individuals, the multivariable HRs among SSc patients were 3.73 (95% confidence interval [95% CI] 1.98-7.04), 2.96 (95% CI 1.54-5.69), and 3.47 (95% CI 2.14-5.64) for PE, DVT, and VTE, respectively. The age-, sex-, and entry time-matched HRs for PE, DVT, and VTE were highest during the first year after SSc diagnosis (32.77 [95% CI 6.60-162.75], 8.50 [95% CI 3.13-23.04], and 12.03 [95% CI 5.27-27.45], respectively). CONCLUSION These findings provide population-based evidence that SSc patients are at a substantially increased risk of VTE, especially within the first year after SSc diagnosis. Increased monitoring for this potentially fatal outcome and its modifiable risk factors is warranted in this patient population.
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Affiliation(s)
| | - Hyon K Choi
- Massachusetts General Hospital and Harvard Medical School, Boston, and Arthritis Research Canada, Vancouver, British Columbia, Canada
| | - Eric C Sayre
- Arthritis Research Canada, Vancouver, British Columbia, Canada
| | - J Antonio Aviña-Zubieta
- Arthritis Research Canada and University of British Columbia, Vancouver, British Columbia, Canada
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De Martinis M, Ciccarelli F, Sirufo MM, Ginaldi L. An overview of environmental risk factors in systemic sclerosis. Expert Rev Clin Immunol 2015; 12:465-78. [DOI: 10.1586/1744666x.2016.1125782] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
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17
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Kavian N, Batteux F. Macro- and microvascular disease in systemic sclerosis. Vascul Pharmacol 2015; 71:16-23. [PMID: 26044180 DOI: 10.1016/j.vph.2015.05.015] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/04/2015] [Revised: 05/04/2015] [Accepted: 05/30/2015] [Indexed: 12/22/2022]
Abstract
Vasculopathy is common in patients with connective tissue disease and can be directly implicated in the pathogenesis of the disease. Systemic sclerosis is an auto-immune multiorgan connective tissue disorder characterized by fibrosis of the skin and visceral organs and vascular disease. Micro- and macro-vessels are a direct target of the disease. In this review, we present the various clinical manifestations of the vasculopathy that can be present in SSc patients, and then discuss the various aspects of the pathophysiology of the vascular disorders.
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Affiliation(s)
- Niloufar Kavian
- Faculté de Médecine Paris Descartes, Sorbonne Paris Cité, INSERM U 1016, Institut Cochin, Paris, France; Laboratoire d'immunologie biologique, Hôpital Cochin, Groupe Hospitalier Paris Centre, AP-HP, 75679 Paris cedex 14, France.
| | - Frédéric Batteux
- Faculté de Médecine Paris Descartes, Sorbonne Paris Cité, INSERM U 1016, Institut Cochin, Paris, France; Laboratoire d'immunologie biologique, Hôpital Cochin, Groupe Hospitalier Paris Centre, AP-HP, 75679 Paris cedex 14, France
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18
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Shirai Y, Kuwana M. Reply. Arthritis Rheumatol 2015; 67:1409-10. [DOI: 10.1002/art.39032] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/02/2015] [Accepted: 01/15/2015] [Indexed: 11/10/2022]
Affiliation(s)
- Yuichiro Shirai
- Nippon Medical School Graduate School of Medicine; Tokyo Japan
| | - Masataka Kuwana
- Nippon Medical School Graduate School of Medicine; Tokyo Japan
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Jafarinejad-Farsangi S, Farazmand A, Mahmoudi M, Gharibdoost F, Karimizadeh E, Noorbakhsh F, Faridani H, Jamshidi AR. MicroRNA-29a induces apoptosis via increasing the Bax:Bcl-2 ratio in dermal fibroblasts of patients with systemic sclerosis. Autoimmunity 2015; 48:369-78. [PMID: 25857445 DOI: 10.3109/08916934.2015.1030616] [Citation(s) in RCA: 59] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
The most prominent feature of systemic sclerosis (SSc) and other diseases associated with fibrosis is the prolonged activation of fibroblasts not eliminated by apoptosis, hence characterized by accumulation of more extra cellular matrix (ECM). We tend to verify if microRNA-29a (miR-29a) as an anti-fibrotic factor could induce apoptosis in SSc fibroblasts. We did not detect apoptosis in SSc fibroblasts. We found that Bcl-2 expression was upregulated in SSc fibroblasts and the ratio of Bax:Bcl-2 in these cells was significantly lower (p = 0.02) compared to normal fibroblasts. Transfection of both SSc and transforming growth factor-β (TGF-β) stimulated fibroblasts by miR-29a mimic, significantly decreased the expression of two anti-apoptotic members of the Bcl-2 family, Bcl-2 (p = 0.0005, p = 0.01) and Bcl-XL (p = 0.0001, p = 0.006), resulted in enhanced Bax:Bcl-2 ratio and induced a high rate of apoptosis. Recently, miR-29 has been introduced as an anti-fibrotic factor with potential therapeutic effect on SSc. Until now, it has not been proposed whether there is a relationship between miR-29a and apoptosis in SSc. According to our results, it seems that miR-29a is a potent inducer of apoptosis in SSc fibroblasts and an attenuator of ECM production in these cells. MiR-29a disrupted the expression profiling of Bcl-2 family proteins (Bax, Bcl-2 and Bcl-XL) which is the central point of dynamic life-death rheostat in many apoptotic pathways. Furthermore, dermal fibroblasts from patients with SSc showed elevation in TNF-α mRNA levels, while restoration of miR-29a decreases TNF-α production in these cells. Although further molecular studies are necessary to investigate the underlying apoptotic pathways, the present findings suggest that anti-fibrotic and pro-apoptotic properties of miR-29a could provide novel benefits toward the development of fibroblast-specific anti-fibrotic therapies.
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Abnormally differentiating keratinocytes in the epidermis of systemic sclerosis patients show enhanced secretion of CCN2 and S100A9. J Invest Dermatol 2014; 134:2693-2702. [PMID: 24933320 DOI: 10.1038/jid.2014.253] [Citation(s) in RCA: 57] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/02/2014] [Revised: 04/09/2014] [Accepted: 04/22/2014] [Indexed: 12/24/2022]
Abstract
Skin involvement with dermal fibrosis is a hallmark of systemic sclerosis (SSc), and keratinocytes may be critical regulators of fibroblast function through secretion of chemo-attracting agents, as well as through growth factors and cytokines influencing the phenotype and proliferation rate of fibroblasts. Epithelial-fibroblast interactions have an important role in fibrosis in general. We have characterized the SSc epidermis and asked whether SSc-injured epidermal cells release factors capable of promoting fibrosis. Our results show that the SSc epidermis is hypertrophic, and has altered expression of terminal differentiation markers involucrin, loricrin, and filaggrin. Multiplex profiling revealed that SSc epidermal explants release increased levels of CCN2 and S100A9. CCN2 induction was found to spread into the upper papillary dermis, whereas S100A9 was shown to induce fibroblast proliferation and to enhance fibroblast CCN2 expression via Toll-like receptor 4. These data suggest that the SSc epidermis provides an important source of pro-fibrotic CCN2 and proinflammatory S100A9 in SSc skin, and therefore contributes to the fibrosis and inflammation seen in the disease.
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21
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Hetzer S, Buhren BA, Schrumpf H, Bölke E, Meller S, Kammers K, Gerber PA, Homey B. Retrospective analysis of the frequency of centrofacial telangiectasia in systemic sclerosis patients treated with bosentan or ilomedin. Eur J Med Res 2014; 19:2. [PMID: 24410934 PMCID: PMC3902062 DOI: 10.1186/2047-783x-19-2] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2013] [Accepted: 11/27/2013] [Indexed: 11/10/2022] Open
Abstract
Background Bosentan is a dual endothelin receptor antagonist initially introduced for the treatment of pulmonary arterial hypertension and recently approved for the treatment of digital ulcers in patients with systemic sclerosis (SSc). Our clinical observations indicate that bosentan therapy may be associated with an increased frequency of centrofacial telangiectasia (TAE). Here, we sought to analyze the frequency of TAE in patients with SSc who were treated with either bosentan or the prostacyclin analog iloprost. Methods We conducted a retrospective analysis in 27 patients with SSc undergoing therapy with either bosentan (n = 11) or iloprost (n = 16). Standardized photodocumentations of all patients (n = 27) were obtained at a time point ten months after therapy initiation and analyzed. A subgroup of patients (bosentan: n = 6; iloprost: n = 6) was additionally photodocumented prior to therapy initiation, enabling an intraindividual analysis over the course of therapy. Results After ten months of therapy patients with SSc receiving bosentan showed a significantly (P = 0.0028) higher frequency of centrofacial TAE (41.6 ± 27.8) as compared to patients with SSc receiving iloprost (14.3 ± 13.1). Detailed subgroup analysis revealed that the frequency of TAE in the bosentan group (n = 6 patients) increased markedly and significantly (P = 0.027) by 44.4 after ten months of therapy (TAE at therapy initiation: 10.8 ± 5.1; TAE after ten months of therapy: 55.2 ± 29.8), whereas an only minor increase of 1.9 was observed in the iloprost group (n = 6 patients; TAE at therapy initiation: 18.3 ± 14.5; TAE after ten months of therapy: 20.2 ± 15.5), yet without reaching statistical significance (P = 0.420). Conclusions The use of bosentan may be associated with an increased frequency of TAE in patients with SSc. Patients should be informed about this potential adverse effect prior to therapy. Treatment options may include camouflage or laser therapy.
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Affiliation(s)
| | | | | | | | | | | | | | - Bernhard Homey
- Department of Dermatology, Medical Faculty, University of Duesseldorf, Moorenstrasse 5, D-40225 Duesseldorf, Germany.
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22
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Naniwa T, Banno S, Takahashi N, Maeda S, Hayami Y, Ueda R. Normotensive scleroderma renal crisis with diffuse alveolar damage after corticosteroid therapy. Mod Rheumatol 2014. [DOI: 10.3109/s10165-004-0379-1] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
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Xing X, Yang J, Yang X, Wei Y, Zhu L, Gao D, Li M. IL-17A induces endothelial inflammation in systemic sclerosis via the ERK signaling pathway. PLoS One 2013; 8:e85032. [PMID: 24376862 PMCID: PMC3871633 DOI: 10.1371/journal.pone.0085032] [Citation(s) in RCA: 62] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/08/2013] [Accepted: 11/21/2013] [Indexed: 02/06/2023] Open
Abstract
Recent reports have demonstrated that endothelial cells are involved in vascular inflammatory injury in systemic sclerosis (SSc) and interleukin-17A (IL-17A) plays a crucial role in the pathogenesis of SSC. However, little is known about the effects of IL-17A on endothelial cell inflammation in SSC. The aim of our study was to investigate the role of IL-17A in endothelial inflammation. Here, we showed that IL-17A mRNA and protein levels were augmented in the peripheral blood and more IL-17+ lymphocytes infiltrated in the perivascular areas in the involved skin of SSC patients. SSC patient serum induced chemokine and adhesion molecule expression in HUVECs, which was blocked by IL-17A neutralization. IL-17A alone induced chemokine and adhesion molecule expression and promoted T cell-HUVEC adhesion. Extracellular signal-regulated kinase (ERK) inhibition and IL-17A neutralization prominently inhibited chemokine and adhesion molecule expression and blocked T cell-HUVEC adhesion. IL-17A derived from SSC patient serum mediated endothelial cells inflammation by up-regulating chemokines and adhesion molecules, which was blocked by ERK inhibition. These data imply that ERK signal pathway might play a key role in the progression of endothelial injury induced by IL-17A in SSC.
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Affiliation(s)
- Xiaojing Xing
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Ji Yang
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Xiaoqin Yang
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Yi Wei
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Lubing Zhu
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Di Gao
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Ming Li
- Department of Dermatology, Zhongshan Hospital, Fudan University, Shanghai, China
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Ischemic heart disease in systemic inflammatory diseases. An appraisal. Int J Cardiol 2013; 170:286-90. [PMID: 24331863 DOI: 10.1016/j.ijcard.2013.11.048] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/23/2013] [Accepted: 11/17/2013] [Indexed: 02/07/2023]
Abstract
Systemic inflammatory diseases are inflammatory syndromes that are associated with increased cardiovascular morbidity and mortality. The link between inflammatory and cardiovascular diseases can be attributed to coexistence of classical risk factors and of inflammatory mechanisms activated in systemic inflammatory diseases and involving the immune system. Yet, clinical implications of these findings are not entirely clear and deeper knowledge and awareness of cardiac involvement in inflammatory diseases are necessary. The aims of this review are to summarize cardiac involvement in systemic inflammatory diseases and to identify areas where evidence is currently lacking that deserve further investigation in the future.
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25
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Mean Platelet Volume Seems To Be a Valuable Marker in Patients with Systemic Sclerosis. Inflammation 2013; 37:100-6. [DOI: 10.1007/s10753-013-9716-x] [Citation(s) in RCA: 35] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
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26
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Pieroni M, De Santis M, Zizzo G, Bosello S, Smaldone C, Campioni M, De Luca G, Laria A, Meduri A, Bellocci F, Bonomo L, Crea F, Ferraccioli G. Recognizing and treating myocarditis in recent-onset systemic sclerosis heart disease: potential utility of immunosuppressive therapy in cardiac damage progression. Semin Arthritis Rheum 2013; 43:526-35. [PMID: 23932313 DOI: 10.1016/j.semarthrit.2013.07.006] [Citation(s) in RCA: 99] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2013] [Revised: 05/14/2013] [Accepted: 07/08/2013] [Indexed: 12/16/2022]
Abstract
OBJECTIVES Scleroderma heart disease is a major risk of death in systemic sclerosis (SSc). Mechanisms underlying myocardial damage are still unclear. We performed an extensive study of SSc patients with recent-onset symptoms for heart disease and examined the efficacy of immunosuppressive therapy. METHODS A cohort of 181 SSc patients was enrolled. Of these, 7 patients newly developed clinical symptoms of heart disease (heart failure, chest pain, and palpitation); all of them showed mild but persistent increase in cardiac enzymes. These patients underwent Holter ECG, 2D-echocardiography, perfusional scintigraphy, delayed-enhancement-cardiac magnetic resonance (DE-CMR), coronary angiography, and endomyocardial biopsy. Patients were treated for at least 12 months and followed-up for 5 years. RESULTS Ventricular ectopic beats (VEBs) were found in 4 patients, wall motion abnormalities in 3, pericardial effusion in 6, and DE in CMR in 6 with T2-hyperintensity in 2. In all patients, histology showed upregulation of endothelium adhesion molecules and infiltration of activated T lymphocytes, with (acute/active myocarditis in 6) or without (chronic/borderline myocarditis in 1) myocyte necrosis. Parvovirus B19 genome was detected in 3. None showed occlusion of coronary arteries or microvessels. Compared with SSc controls, these patients more often had early disease, skeletal myositis, c-ANCA/anti-PR3 positivity, VEBs, pericardial effusion, and systolic and/or diastolic dysfunction. Immunosuppressive therapy improved symptoms and led to cardiac enzyme negativization; however, 2 patients died of sudden death during follow-up. CONCLUSIONS Myocarditis is a common finding in SSc patients with recent-onset cardiac involvement. Its early detection allowed to timely start an immunosuppressive treatment, preventing cardiac damage progression in most cases.
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Affiliation(s)
- Maurizio Pieroni
- Division of Cardiology, Catholic University of the Sacred Heart, Rome, Italy
| | - Maria De Santis
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy
| | - Gaetano Zizzo
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy
| | - Silvia Bosello
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy
| | - Costantino Smaldone
- Division of Cardiology, Catholic University of the Sacred Heart, Rome, Italy
| | - Mara Campioni
- Division of Cardiology, Catholic University of the Sacred Heart, Rome, Italy
| | - Giacomo De Luca
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy
| | - Antonella Laria
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy
| | - Agostino Meduri
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy
| | - Fulvio Bellocci
- Division of Cardiology, Catholic University of the Sacred Heart, Rome, Italy
| | - Lorenzo Bonomo
- Institute of Radiology, Catholic University of the Sacred Heart, Rome, Italy
| | - Filippo Crea
- Division of Cardiology, Catholic University of the Sacred Heart, Rome, Italy
| | - Gianfranco Ferraccioli
- Division of Rheumatology, Institute of Rheumatology and Affine Sciences, Catholic University of the Sacred Heart, CIC-Via Moscati 31, Rome 00168, Italy.
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Mathes AL, Christmann RB, Stifano G, Affandi AJ, Radstake TRDJ, Farina GA, Padilla C, McLaughlin S, Lafyatis R. Global chemokine expression in systemic sclerosis (SSc): CCL19 expression correlates with vascular inflammation in SSc skin. Ann Rheum Dis 2013; 73:1864-72. [PMID: 23873879 DOI: 10.1136/annrheumdis-2012-202814] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
OBJECTIVE To characterise global chemokine expression in systemic sclerosis (SSc) skin in order to better understand the relationship between chemokine expression and vascular inflammation in this disease. METHODS We investigated chemokine mRNA expression in the skin through quantitative PCR analysis comparing patients with diffuse cutaneous (dcSSc) or limited cutaneous (lcSSc) disease with healthy controls. We tested correlations between the most regulated chemokines and vascular inflammation and macrophage recruitment. CCL19 expression was examined in human primary immune cells treated with innate immune activators. RESULTS The chemokines, CCL18, CCL19 and CXCL13, were upregulated in dcSSc skin, and CCL18 in lcSSc skin. Expression of CCL19 in dcSSc skin correlated with markers of vascular inflammation and macrophage recruitment. Immunofluorescence data showed CCL19 colocalisation with CD163 macrophages in dcSSc skin. In vitro studies on human primary cells demonstrated that CCL19 expression was induced after toll-like receptor activation of peripheral blood mononuclear cells and separated populations of CD14 monocytes. CONCLUSIONS CCL18, CCL19 and CXCL13-chemoattractants for macrophage and T cell recruitment-were three of six chemokines with the highest expression in dcSSc skin. Increased CCL19 expression in the skin suggests a role for CCL19 in the recruitment of immune cells to the peripheral tissue. Induction of CCL19 in macrophages but not structural cells indicates a role for skin-resident or recruited immune cells in perivascular inflammation. This study demonstrates that CCL19 is a sensitive marker for the perivascular inflammation and immune cell recruitment seen in dcSSc skin disease.
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Affiliation(s)
- Allison L Mathes
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
| | - Romy B Christmann
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
| | - Giuseppina Stifano
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
| | - Alsya J Affandi
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA Department of Rheumatology and Clinical Immunology, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Timothy R D J Radstake
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA Department of Rheumatology and Clinical Immunology, University Medical Center Utrecht, Utrecht, The Netherlands
| | - G Alessandra Farina
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
| | - Cristina Padilla
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
| | - Sarah McLaughlin
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
| | - Robert Lafyatis
- Rheumatology Section, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA
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Wang Y, Kahaleh B. Epigenetic repression of bone morphogenetic protein receptor II expression in scleroderma. J Cell Mol Med 2013; 17:1291-9. [PMID: 23859708 PMCID: PMC4159013 DOI: 10.1111/jcmm.12105] [Citation(s) in RCA: 54] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/28/2013] [Revised: 05/21/2013] [Accepted: 06/08/2013] [Indexed: 01/09/2023] Open
Abstract
Germline mutations in the bone morphogenetic protein type II receptor (BMPRII) gene play an essential role in the pathogenesis of familial pulmonary arterial hypertension (FPAH). In view of the histological similarities between scleroderma (SSc) and FPAH arterial lesion, we examined the expression levels of BMPRII in SSc microvascular endothelial cells (MVEC). Oxidative stress and serum starvation were used to examine apoptotic responses of MVECs. BMPRII expression levels were determined by RT-PCR and by Western blot. Epigenetic regulation of BMPRII expression was examined by the addition of epigenetic inhibitors to MVECs cultures, by methylation-specific PCR, and by sequence analysis of DNA methylation pattern of the BMPRII promotor region. SSc-MVECs were more sensitive to apoptotic signals than were normal-MVECs. A significant decrease in BMPRII expression levels in SSc-MVECs was noted, whereas no significant differences in the expression levels of BMPRIA and BMPRIB were observed. Similar reduction in expression levels was noted in SSc skin biopsies. The expression level of BMPRII in SSc-MVECs was normalized by the addition of 2-deoxy-5-azacytidine and trichostatin A to cell cultures. Extensive CpG sites methylation in the BMPRII promoter region was noted in SSc-MVECs with no detectable site methylation in control-MVECs. SSc-MVECs are more sensitive to apoptotic triggers than are control-MVECs. The enhanced apoptosis may be related to epigenetic repression of BMPRII expression as apoptosis of control-MVECs can be augmented by knocking down BMPRII expression. The role of BMPRII underexpression in the pathogenesis of SSc vasculopathy is suggested and should be investigated further.
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Affiliation(s)
- Yongqing Wang
- Division of Rheumatology and Immunology, University of Toledo, Toledo, OH, USA
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Organ involvement in Argentinian systemic sclerosis patients with “late” pattern as compared to patients with “early/active” pattern by nailfold capillaroscopy. Clin Rheumatol 2013; 32:839-43. [DOI: 10.1007/s10067-013-2204-8] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/18/2012] [Revised: 01/15/2013] [Accepted: 01/26/2013] [Indexed: 11/26/2022]
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Ramirez GA, Franchini S, Rovere-Querini P, Sabbadini MG, Manfredi AA, Maugeri N. The role of platelets in the pathogenesis of systemic sclerosis. Front Immunol 2012; 3:160. [PMID: 22719739 PMCID: PMC3376452 DOI: 10.3389/fimmu.2012.00160] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/03/2012] [Accepted: 05/29/2012] [Indexed: 12/15/2022] Open
Abstract
Systemic sclerosis (SSc) is an inflammatory disease of unknown etiology characterized by widespread organ dysfunction due to fibrosis and ischemia. Its nebulous pathogenic background and the consequent absence of an etiological therapy prevent the adoption of satisfying treatment strategies, able to improve patients’ quality of life and survival and stimulate researchers to identify a unifying pathogenic target. Platelets show a unique biological behavior, lying at the crossroads between vascular function, innate and adaptive immunity, and regulation of cell proliferation. Consequently they are also emerging players in the pathogenesis of many inflammatory diseases, including SSc. In the setting of SSc platelets are detectable in a persistent activated state, which is intimately linked to the concomitant presence of an injured endothelium and to the widespread activation of the innate and adaptive immune system. As a consistent circulating source of bioactive compounds platelets contribute to the development of many characteristic phenomena of SSc, such as fibrosis and impaired vascular tone.
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Affiliation(s)
- Giuseppe A Ramirez
- Department of Immunology, San Raffaele Scientific Institute, Università Vita-Salute San Raffaele, Milano, Italy
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Macedo R, Andretta M, Albers C, Skare T, Ribas-Filho JM, Czeczko NG. Avaliação da espessura do complexo médio-intimal da artéria carótida como marcador de aterogênese acelerada secundária a dano vascular na esclerose sistêmica progressiva. Rev Col Bras Cir 2012; 39:10-5. [DOI: 10.1590/s0100-69912012000100004] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2011] [Accepted: 06/26/2011] [Indexed: 11/22/2022] Open
Abstract
OBJETIVO: Avaliar a espessura da camada médio-intimal da artéria carótida comum em pacientes com e sem esclerodermia e verificar possível associação com sua gravidade. MÉTODOS: Em estudo caso-controle, foram selecionados 30 pacientes com esclerodermia e 30 sem a doença e pareados de acordo com a idade, sexo, hipertensão arterial sistêmica, diabete melito e hipercolesterolemia. Todos os pacientes foram submetidos à avaliação das artérias carótidas pela ultrassonografia vascular de alta resolução e realizada a medida do espessamento da camada médio-intimal das carótidas comuns a 2cm da bifurcação carotídea. Em toda a análise foi considerado o maior valor da camada médio-intimal nas artérias carótidas direita e esquerda. RESULTADOS: A amostra foi composta de 30 pacientes estudados, sendo 29 (96,67%) mulheres e um homem (3,3%) com idade de 17 a 79 anos (média de 48 anos). Nesta amostra existiam 11/30 (36,67%) com hipertensão arterial, 5/30 (16,67%) com diabete melito, 6/30 (20%) com dislipidemia e 2/30 (6,67%) fumantes. Ao comparar a medida do maior risco (espessura máxima entre o lado esquerdo e o lado direito), obteve-se média de 0,77mm para o grupo esclerodermia e valor de 0,70mm para o grupo controle (p=0,212). Ao avaliar a associação entre gravidade da doença e a camada médio-intimal da carótida, não se encontrou associação significativa (p=0,925). CONCLUSÃO: Encontra-se discreto aumento do espessamento da camada médio-intimal da artéria carótida comum em pacientes com esclerodermia, mas sem significância estatística. Com relação à gravidade da doença e o espessamento da camada médio-intimal da carótida comum, não foi verificada diferença.
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Li Z, Jimenez SA. Protein kinase Cδ and c-Abl kinase are required for transforming growth factor β induction of endothelial-mesenchymal transition in vitro. ACTA ACUST UNITED AC 2011; 63:2473-83. [PMID: 21425122 DOI: 10.1002/art.30317] [Citation(s) in RCA: 77] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
OBJECTIVE The origin of the mesenchymal cells responsible for the intimal fibrosis in systemic sclerosis (SSc) has not been fully identified. The present study was undertaken to investigate whether subendothelial mesenchymal cells may emerge through transdifferentiation of endothelial cells (ECs) into myofibroblasts via endothelial-mesenchymal transition (EndoMT) in vitro and to explore the signaling pathways involved in this process. METHODS Primary mouse pulmonary ECs isolated by immunomagnetic methods with sequential anti-CD34 and anti-CD102 antibody selection were cultured in monolayers. Cell morphology and diacetylated low-density lipoprotein uptake assays confirmed their EC characteristics. The induction of EndoMT was assessed by determination of α-smooth muscle actin (α-SMA), type I collagen, and VE-cadherin expression, and the expression of the transcriptional repressor Snail-1 was analyzed. The signaling pathways involved were examined using small-molecule kinase inhibitors and RNA interference. RESULTS Transforming growth factor β1 (TGFβ1) induced α-SMA and type I collagen expression and inhibited VE-cadherin. These effects were mediated by a marked increase in Snail-1 expression and were abolished by treatment with either the c-Abl tyrosine kinase inhibitor imatinib mesylate or the protein kinase Cδ (PKCδ) inhibitor rottlerin. The inhibitory effects of imatinib mesylate and rottlerin were mediated by inhibition of phosphorylation of glycogen synthase kinase 3β at residue Ser(9). These observations were confirmed in experiments using small interfering RNA specific for c-Abl and PKCδ. CONCLUSION These results indicate that c-Abl and PKCδ are crucial for TGFβ-induced EndoMT and that imatinib mesylate and rottlerin or similar kinase inhibitor molecules may be effective therapeutic agents for SSc and other fibroproliferative vasculopathies in which EndoMT plays a pathogenetic role.
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Affiliation(s)
- Zhaodong Li
- Thomas Jefferson University, Philadelphia, Pennsylvania, USA
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Skin autofluorescence, as marker of accumulation of advanced glycation endproducts and of cumulative metabolic stress, is not increased in patients with systemic sclerosis. Int J Rheumatol 2011; 2011:417813. [PMID: 21977038 PMCID: PMC3184409 DOI: 10.1155/2011/417813] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/24/2011] [Accepted: 08/08/2011] [Indexed: 11/17/2022] Open
Abstract
Objective. To investigate whether advanced glycation endproducts (AGEs) in the skin are increased in patients with systemic sclerosis (SSc) and are related to the presence of disease-related and traditional cardiovascular risk factors. Methods. Skin autofluorescence, as a measure for the accumulation of AGEs, was assessed by measuring UV-A light excitation-emission matrices (AF-EEMS) in 41 SSc patients and 41 age- and sex-matched controls. Traditional cardiovascular risk factors and disease-related risk factors were recorded. Results. Skin AF-EEMS did not differ between SSc patients and controls (1.68 ± 0.58 a.u. versus 1.63 ± 0.41 a.u., P = 0.684). Skin AF-EEMS in SSc patients was associated with levels of CRP (r = 0.44, P = 0.004), Medsger's severity scale (r = 0.45, P = 0.006), and use of agents intervening in the renin-angiotensin system (r = 0.33, P = 0.027). When analysing SSc patients and controls together, in multivariate analysis, only age and use of agents intervening in the renin-angiotensin system were independently associated with AF-EEMS. Conclusion. These data demonstrate that skin AGEs are not increased in SSc patients.
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Ngian GS, Sahhar J, Wicks IP, Van Doornum S. Cardiovascular disease in systemic sclerosis--an emerging association? Arthritis Res Ther 2011; 13:237. [PMID: 21888685 PMCID: PMC3239376 DOI: 10.1186/ar3445] [Citation(s) in RCA: 45] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023] Open
Abstract
Microvascular disease is a prominent feature of systemic sclerosis (SSc) and leads to Raynaud's phenomenon, pulmonary arterial hypertension, and scleroderma renal crisis. The presence of macrovascular disease is less well established, and, in particular, it is not known whether the prevalence of coronary heart disease in SSc is increased. Furthermore, in terms of cardiac involvement in SSc, there remains conjecture about the relative contributions of atherosclerotic macrovascular disease and myocardial microvascular disease. In this review, we summarize the literature describing cardiovascular disease in SSc, discuss the pathophysiological mechanisms common to SSc and atherosclerosis, and review the surrogate markers of cardiovascular disease which have been examined in SSc. Proposed mediators of the vasculopathy of SSc which have also been implicated in atherosclerosis include endothelial dysfunction, a reduced number of circulating endothelial progenitor cells, and an increased number of microparticles. Excess cardiovascular risk in SSc is suggested by increased arterial stiffness and carotid intima thickening and reduced flow-mediated dilatation. Cohort studies of adequate size are required to resolve whether this translates into an increased incidence of cardiovascular events in patients with SSc.
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Affiliation(s)
- Gene-Siew Ngian
- The University of Melbourne, Department of Medicine (Royal Melbourne Hospital/Western Hospital), 4th Floor, Clinical Sciences Building, Royal Melbourne Hospital, Royal Parade, Parkville, Victoria 3050, Australia.
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Cusmà Piccione M, Bagnato G, Zito C, Di Bella G, Caliri A, Catalano M, Longordo C, Oreto G, Bagnato G, Carerj S. Early Identification of Vascular Damage in Patients With Systemic Sclerosis. Angiology 2011; 62:338-43. [DOI: 10.1177/0003319710387918] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
Vascular involvement in systemic sclerosis (SSc) plays a key role in the pathogenesis of fibrosis. We assessed arterial stiffness using a new echo-tracking technique in patients with SSc asymptomatic for cardiovascular diseases. We enrolled 22 patients (21 female, 63 ± 14 years) and 20 controls (12 female, 62 ± 3 years). Carotid intima-media thickness (IMT) was comparable between the 2 groups (1.1 ± 0.3 vs 1.0 ± 0.4 mm, P = ns), whereas the stiffness parameters were significantly increased in patients (β: 9.5 ± 4.2 vs 5.8 ± 1.1, P = .001; pulse wave velocity [PWV]: 6.5 ± 1.5 vs 5.2 ± 0.6 m/sec, P = .003). A correlation between stiffness parameters, anti-Scl-70 antibodies (β: r = .46, P = .03; PWV: r = .50, P = .02), and anticentromere antibodies (β: r = -.54, P = .020; PWV: r = -.53, P = .023) was found. Echo-tracking technique may be valuable in early identification of vascular involvement in patients with SSc.
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Affiliation(s)
| | - Gianluca Bagnato
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Concetta Zito
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Gianluca Di Bella
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Annalisa Caliri
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Mariarita Catalano
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Caterina Longordo
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Giuseppe Oreto
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Gianfilippo Bagnato
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
| | - Scipione Carerj
- Department of Medicine and Pharmacology, Cardiology, University of Messina, Italy
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Fett N, Werth VP. Update on morphea. J Am Acad Dermatol 2011; 64:217-28; quiz 229-30. [PMID: 21238823 DOI: 10.1016/j.jaad.2010.05.045] [Citation(s) in RCA: 232] [Impact Index Per Article: 17.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/22/2010] [Revised: 05/17/2010] [Accepted: 05/25/2010] [Indexed: 01/26/2023]
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Coagulation and autoimmunity in scleroderma interstitial lung disease. Semin Arthritis Rheum 2010; 41:212-22. [PMID: 21168185 DOI: 10.1016/j.semarthrit.2010.10.002] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2010] [Revised: 10/07/2010] [Accepted: 10/14/2010] [Indexed: 01/09/2023]
Abstract
OBJECTIVES Interstitial lung disease in systemic sclerosis (SSc-ILD) is often an irreversible and progressive fibrosing process that now is the leading cause of scleroderma-related deaths. In this review we present our current understanding of the role played by coagulation and particularly by thrombin in autoimmune-mediated tissue injury and fibrosis, mainly as it relates to SSc-ILD. METHODS We used PubMed to search for articles published up to October 2010 for keywords referring to autoimmunity, coagulation, pulmonary fibrosis, and scleroderma. RESULTS SSc-ILD is an autoimmune disease associated with lymphocyte activation and release of various cytokines and growth factors. The production of autoantibodies is a central feature in SSc. Activation of the coagulation cascade with release of thrombin is 1 of the earliest events following tissue injury. Thrombin contributes to autoimmune responses by activating of pathogenic Th2 lymphocyte profile in SSc. Thrombin also modulates tissue repair responses, stimulates transformation of epithelial cells, endothelial cells, and fibroblasts into myofibroblast phenotype, and induces secretion of several pro-immune and profibrotic factors, which serve as antigens for pathogenic autoantibodies production in SSc-ILD. CONCLUSIONS The identification of links between autoimmunity and coagulation would provide new insights into the pathogenesis of pulmonary fibrosis associated with autoimmune diseases and further acknowledge the importance of thrombin in the development of SSc-ILD.
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Radić M, Kaliterna DM, Radić J. Helicobacter pylori infection and systemic sclerosis-is there a link? Joint Bone Spine 2010; 78:337-40. [PMID: 21145276 DOI: 10.1016/j.jbspin.2010.10.005] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2010] [Accepted: 10/08/2010] [Indexed: 12/11/2022]
Abstract
Over the last 20 years, increasing evidence has accumulated to implicate infectious agents in the etiology of systemic sclerosis (SSc) and Raynaud's phenomenon. Infection rates in patients with SSc compared with those in control populations do not provide clear support for any specific pathogen. However, increased antibody titers, a preponderance of specific strains in patients with SSc, and evidence of molecular mimicry inducing autoimmune responses suggest mechanisms by which infectious agents may contribute to the development and progression of SSc. Helicobacter pylori (H. pylori) has been associated with diseases such as autoimmune gastritis, Sjögren's syndrome, atherosclerosis, immune thrombocytopenia purpura, inflammatory bowel diseases and autoimmune pancreatitis, in each of which it seems to play a pathogenetic, but it has also been suggested that it may help to protect against the development of autoimmune gastritis, multiple sclerosis, systemic lupus erythemathosus and inflammatory bowel diseases. A systematic literature search was carried out in MEDLINE, EMBASE, Cochrane Library and ACR/EULAR meeting abstracts. We hypotheses that H. pylori infection might play a critical role in the pathogenesis of SSc. Here we review studies examining the potential involvement of H. pylori infection in SSc.
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Affiliation(s)
- Mislav Radić
- Department of Rheumatology, University Hospital, Split, Croatia.
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Abstract
ET (endothelin)-1 was first described as a potent vasoconstrictor. Since then, many other deleterious properties mediated via its two receptors, ETA and ETB, have been described, such as inflammation, fibrosis and hyperplasia. These effects, combined with a wide tissue distribution of the ET system, its up-regulation in pathological situations and a local autocrine/paracrine activity due to a high tissue receptor binding, make the tissue ET system a key local player in end-organ damage. Furthermore, ET-1 interacts in tissues with other systems such as the RAAS (renin-angiotensin-aldosterone system) to exert its effects. In numerous genetically modified animal models, non-specific or organ-targeted ET-1 overexpression causes intense organ damage, especially hypertrophy and fibrosis, in the absence of haemodynamic changes, confirming a local activity of the ET system. ET receptor antagonists have been shown to prevent and sometimes reverse these tissue alterations in an organ-specific manner, leading to long-term benefits and an improvement in survival in different animal models. Potential for such benefits going beyond a pure haemodynamic effect have also been suggested by clinical trial results in which ET receptor antagonism decreased the occurrence of new digital ulcers in patients with systemic sclerosis and delayed the time to clinical worsening in patients with PAH (pulmonary arterial hypertension). The tissue ET system allows therapeutic interventions to provide organ selectivity and beneficial effects in diseases associated with tissue inflammation, hypertrophy or fibrosis.
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Scambi C, La Verde V, De Franceschi L, Barausse G, Poli F, Benedetti F, Sorio M, Deriu F, Roncada P, Bortolami O, Turrini F, Caramaschi P, Stranieri C, Bambara LM, Biasi D. Comparative proteomic analysis of serum from patients with systemic sclerosis and sclerodermatous GVHD. Evidence of defective function of factor H. PLoS One 2010; 5:e12162. [PMID: 20730046 PMCID: PMC2921355 DOI: 10.1371/journal.pone.0012162] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2009] [Accepted: 06/13/2010] [Indexed: 01/07/2023] Open
Abstract
Background Systemic sclerosis (SSc) is an autoimmune disease characterized by immunological and vascular abnormalities. Until now, the cause of SSc remains unclear. Sclerodermatous graft-versus-host disease (ScGVHD) is one of the most severe complications following bone marrow transplantation (BMT) for haematological disorders. Since the first cases, the similarity of ScGVHD to SSc has been reported. However, both diseases could have different etiopathogeneses. The objective of this study was to identify new serum biomarkers involved in SSc and ScGVHD. Methodology Serum was obtained from patients with SSc and ScGVHD, patients without ScGVHD who received BMT for haematological disorders and healthy controls. Bi-dimensional electrophoresis (2D) was carried out to generate maps of serum proteins from patients and controls. The 2D maps underwent image analysis and differently expressed proteins were identified. Immuno-blot analysis and ELISA assay were used to validate the proteomic data. Hemolytic assay with sheep erythrocytes was performed to evaluate the capacity of Factor H (FH) to control complement activation on the cellular surface. FH binding to endothelial cells (ECs) was also analysed in order to assess possible dysfunctions of this protein. Principal Findings Fourteen differentially expressed proteins were identified. We detected pneumococcal antibody cross-reacting with double stranded DNA in serum of all bone marrow transplanted patients with ScGVHD. We documented higher levels of FH in serum of SSc and ScGVHD patients compared healthy controls and increased sheep erythrocytes lysis after incubation with serum of diffuse SSc patients. In addition, we observed that FH binding to ECs was reduced when we used serum from these patients. Conclusions The comparative proteomic analysis of serum from SSc and ScGVHD patients highlighted proteins involved in either promoting or maintaining an inflammatory state. We also found a defective function of Factor H, possibly associated with ECs damage.
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Affiliation(s)
- Cinzia Scambi
- Section of Rheumatology, Department of Clinical and Experimental Medicine, University of Verona, Verona, Italy.
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Castellino G, Corallini F, Bortoluzzi A, Corte RL, Monaco AL, Secchiero P, Zauli G, Trotta F. The tumour necrosis factor-related apoptosis-inducing ligand-osteoprotegerin system in limited systemic sclerosis: a new disease marker? Rheumatology (Oxford) 2010; 49:1173-6. [DOI: 10.1093/rheumatology/keq064] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023] Open
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Servettaz A, Goulvestre C, Kavian N, Nicco C, Guilpain P, Chéreau C, Vuiblet V, Guillevin L, Mouthon L, Weill B, Batteux F. Selective oxidation of DNA topoisomerase 1 induces systemic sclerosis in the mouse. THE JOURNAL OF IMMUNOLOGY 2009; 182:5855-64. [PMID: 19380834 DOI: 10.4049/jimmunol.0803705] [Citation(s) in RCA: 146] [Impact Index Per Article: 9.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
Systemic sclerosis (SSc) is a connective tissue disorder of great clinical heterogeneity. Its pathophysiology remains unclear. Our aim was to evaluate the relative roles of reactive oxygen species (ROS) and of the immune system using an original model of SSc. BALB/c and immunodeficient BALB/c SCID mice were injected s.c. with prooxidative agents (hydroxyl radicals, hypochlorous acid, peroxynitrites, superoxide anions), bleomycin, or PBS everyday for 6 wk. Skin and lung fibrosis were assessed by histological and biochemical methods. Autoantibodies were detected by ELISA. The effects of mouse sera on H(2)O(2) production by endothelial cells and on fibroblast proliferation, and serum concentrations in advanced oxidation protein products (AOPP) were compared with sera from patients with limited or diffuse SSc. We observed that s.c. peroxynitrites induced skin fibrosis and serum anti-CENP-B Abs that characterize limited SSc, whereas hypochlorite or hydroxyl radicals induced cutaneous and lung fibrosis and anti-DNA topoisomerase 1 autoantibodies that characterize human diffuse SSc. Sera from hypochlorite- or hydroxyl radical-treated mice and of patients with diffuse SSc contained high levels of AOPP that triggered endothelial production of H(2)O(2) and fibroblast hyperproliferation. Oxidized topoisomerase 1 recapitulated the effects of whole serum AOPP. SCID mice developed an attenuated form of SSc, demonstrating the synergistic role of the immune system with AOPP in disease propagation. We demonstrate a direct role for ROS in SSc and show that the nature of the ROS dictates the form of SSc. Moreover, this demonstration is the first that shows the specific oxidation of an autoantigen directly participates in the pathogenesis of an autoimmune disease.
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Affiliation(s)
- Amélie Servettaz
- Université Paris Descartes, Faculté de Médecine, EA1833, Paris, France
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Godoi ETAM, Barbosa AD, Godoi JTAM, Ramos MAM, Godoi JTAM, Marques SRDB, Duarte ÂLBP. Envolvimento macrovascular e esclerose sistêmica. J Vasc Bras 2009. [DOI: 10.1590/s1677-54492009005000008] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023] Open
Abstract
Este artigo tem como objetivo revisar os aspectos descritos na literatura sobre o acometimento da macrovasculatura na esclerose sistêmica e avaliar a ocorrência e distribuição das alterações macrovasculares nos pacientes com esclerose sistêmica através do eco-Doppler e do índice tornozelo-braço, além da associação desses achados com as características demográficas, forma clínica, tempo de evolução da doença, fenômeno de Raynaud (FR), alterações digitais, ulcerações de membros, reabsorção de falange, amputação, bem como fatores de risco e antecedentes da doença ateromatosa. O estudo foi prospectivo, do tipo série de casos, constituído de 20 pacientes, sendo 19 do sexo feminino, com idade média de 46,30 anos. Todos os pacientes tinham fenômeno de Raynaud objetivo, 85% a forma clínica difusa, 55% alteração de polpa digital, 15% úlcera atual de membros, 25% reabsorção de falange, nenhuma amputação e 70% de um a quatro fatores de risco. Foram estudadas pelo eco-Doppler as artérias aorta e carótida, dos membros inferiores e superiores, para a avaliação de espessamento do complexo íntimo-medial e presença de placas e aneurismas. Nas artérias dos membros inferiores, foi também realizado o índice tornozelo-braço. O índice tornozelo-braço foi normal em todos os pacientes; entretanto, 12 (60%) destes apresentaram doença macrovascular pelo eco-Doppler, sendo nove (45%) na aorta, seis (30%) nas carótidas, uma (5%) nas artérias dos membros superiores e sete (35%) nas dos membros inferiores. Observou-se associação entre doença macrovascular e alterações de polpas digitais (p = 0,0045). A doença macrovascular foi identificada em 60% dos pacientes através do eco-Doppler, mas não pelo índice tornozelo-braço, que foi normal em todos. Verificou-se associação significante da doença macrovascular com as alterações atuais de polpas digitais, o que não ocorreu com as demais variáveis estudadas.
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Hisamori S, Nagayama S, Kita S, Kawamura JI, Yoshizawa A, Sakai Y. Rapid progression of submucosal invasive micropapillary carcinoma of the colon in progressive systemic sclerosis: report of a case. Jpn J Clin Oncol 2009; 39:399-405. [PMID: 19287022 DOI: 10.1093/jjco/hyp015] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022] Open
Abstract
A 71-year-old woman presented with hematochezia and narrowing of the stool. She suffered from progressive systemic sclerosis for 12 years and underwent home oxygen therapy due to pulmonary fibrosis and moderate pulmonary hypertension. Colonoscopy revealed a pedunculated, cauliflower-like polyp with a depressed surface in the sigmoid colon. The polyp was regarded as early colon cancer with possible submucosal invasion, and subsequent computed tomographic (CT) scans showed no evidence of lymph node involvement or distant metastases. Because of perioperative risks due to moderate pulmonary hypertension, she underwent an endoscopic resection of the early colon cancer. Pathological examination of the resected specimen of 20 mm diameter revealed the peculiar morphology of an adenocarcinoma with moderate lymphatic invasion. Immunohistochemical analysis for epithelial membrane antigen showed the specific 'inside-out growth pattern' indicative of invasive micropapillary carcinoma (IMPC). Taking the perioperative risks into consideration, she opted to undergo close follow-ups without an additional sigmoidectomy. At 6 months after the resection, the follow-up colonoscopy revealed a local recurrence of the colon cancer, and subsequent CT scans revealed multiple distant metastases including the lung, liver, lymph nodes and spleen. This is a rare case of a pure, submucosal IMPC of the colon. Furthermore, pure IMPC of the colon may represent a reliable predictor of lymphogenous and/or hematogenous metastases. Therefore, one should recommend an additional colectomy after endoscopic mucosal resection treatment when pathological findings confirmed IMPC of the colon and should continue a close follow-up for IMPC patients even when curative resections were performed at an early stage.
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Affiliation(s)
- Shigeo Hisamori
- Department of Surgery, Graduate School of Medicine, Kyoto University, 54 Kawahara, Shogoin, Sakyo-ku, Kyoto 606-8507, Japan
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De LaVega AJ, Derk CT. Phosphodiesterase-5 inhibitors for the treatment of Raynaud's: a novel indication. Expert Opin Investig Drugs 2008; 18:23-9. [DOI: 10.1517/13543780802525100] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Cypienė A, Laucevicius A, Venalis A, Dadonienė J, Ryliskytė L, Petrulionienė Z, Kovaitė M, Gintautas J. The impact of systemic sclerosis on arterial wall stiffness parameters and endothelial function. Clin Rheumatol 2008; 27:1517-22. [DOI: 10.1007/s10067-008-0958-1] [Citation(s) in RCA: 47] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/07/2007] [Revised: 05/16/2008] [Accepted: 06/16/2008] [Indexed: 11/29/2022]
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Hettema ME, Zhang D, de Leeuw K, Stienstra Y, Smit AJ, Kallenberg CGM, Bootsma H. Early atherosclerosis in systemic sclerosis and its relation to disease or traditional risk factors. Arthritis Res Ther 2008; 10:R49. [PMID: 18439295 PMCID: PMC2453769 DOI: 10.1186/ar2408] [Citation(s) in RCA: 52] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2007] [Revised: 03/18/2008] [Accepted: 04/25/2008] [Indexed: 12/16/2022] Open
Abstract
Introduction Several systemic autoimmune diseases are associated with an increased prevalence of atherosclerosis which could not be explained by traditional risk factors alone. In systemic sclerosis (SSc), microvascular abnormalities are well recognized. Previous studies have suggested an increased prevalence of macrovascular disease as well. We compared patients with SSc to healthy controls for signs of early atherosclerosis by measuring intima-media thickness (IMT) of the common carotid artery in relation to traditional risk factors and markers of endothelial activation. Methods Forty-nine patients with SSc, of whom 92% had limited cutaneous SSc, and 32 healthy controls were studied. Common carotid IMT was measured by using B-mode ultrasound. Traditional risk factors for cardiovascular disease were assessed and serum markers for endothelial activation were measured. Results In patients with SSc, the mean IMT (median 0.69 mm, interquartile range [IQR] 0.62 to 0.79 mm) was not significantly increased compared with healthy controls (0.68 mm, IQR 0.56 to 0.75 mm; P = 0.067). Also, after correction for the confounders age, high-density lipoprotein (HDL) cholesterol, and low-density lipoprotein cholesterol (P = 0.328) or using a different model taking into account the confounders age, HDL cholesterol, and history of macrovascular disease (P = 0.474), no difference in IMT was present between SSc patients and healthy controls. Plaques were found in three patients and not in healthy controls (P = 0.274). In patients, no correlations were found between maximum IMT, disease-related variables, and markers of endothelial activation. Endothelial activation markers were not increased in SSc patients compared with controls. Conclusion SSc is not associated with an increased prevalence of early signs of atherosclerosis.
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Affiliation(s)
- Martha E Hettema
- Department of Internal Medicine, Division of Rheumatology and Clinical Immunology, University Medical Center Groningen, University of Groningen, Hanzeplein 1, PO Box 30,001, 9700 RB Groningen, The Netherlands.
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Hettema ME, Zhang D, Stienstra Y, Oomen PNH, Smit AJ, Kallenberg CGM, Bootsma H. Decreased capillary permeability and capillary density in patients with systemic sclerosis using large-window sodium fluorescein videodensitometry of the ankle. Rheumatology (Oxford) 2008; 47:1409-12. [DOI: 10.1093/rheumatology/ken248] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
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