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Bucci T, Merashli M, Pignatelli P, Pastori D, Delgado-Alves J, Lip GYH, Ames PRJ. Intima media thickness of the carotid artery in primary antiphospholipid syndrome: A systematic review and meta-analysis. Autoimmun Rev 2024:103657. [PMID: 39366515 DOI: 10.1016/j.autrev.2024.103657] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/30/2024] [Revised: 10/01/2024] [Accepted: 10/01/2024] [Indexed: 10/06/2024]
Abstract
BACKGROUND Primary antiphospholipid syndrome (PAPS) has been associated with an increase in clinical events associated with atherosclerotic vascular disease. Intima media thickness (IMT) of carotid arteries is a surrogate marker of atherosclerotic vascular disease. OBJECTIVES To conduct a systematic review and meta-analysis of studies evaluating IMT and their clinical correlated in PAPS. METHODS Systematic search of EMBASE and PubMed databases from January 2000 to December 2023; we employed random effect meta-analyses for continuous outcomes and Peto's odds ratio for rare events. RESULTS The meta-analysis included 21 studies (20 case control and 1 cohort) showing that PAPS patients (n = 1103) had thicker IM than controls (n = 832) (p < 0.0001) with wide heterogeneity (I2 = 86.9 %); PAPS patients (n = 782) also had a greater pooled prevalence of carotid plaques than controls (n = 537) (13.1 % vs 2.97 %, p < 0.0001). A sensitivity analysis by meta-regression indicated that mean age, gender, disease duration, lipid profile, blood pressures, smoking and statin use all explained the heterogeneity variance; a sensitivity analysis by subgroups confirmed smoking status and statin use as explanatory variables with the addition of ethnicity. CONCLUSION Atherosclerosis of the carotid artery represents a clinical feature of PAPS in relation to the traditional risk factors and to statin use. Minimising the atherogenic risk with statins could reduce the late arterial atherothrombotic risks of PAPS.
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Affiliation(s)
- Tommaso Bucci
- Liverpool Centre for Cardiovascular Science, University of Liverpool, Liverpool John Moores University & Liverpool Heart and Chest Hospital, Liverpool, UK; Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Rome, Italy
| | - Mira Merashli
- Department of Rheumatology, American University of Beirut, Beirut, Lebanon
| | - Pasquale Pignatelli
- Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Rome, Italy
| | - Daniele Pastori
- Liverpool Centre for Cardiovascular Science, University of Liverpool, Liverpool John Moores University & Liverpool Heart and Chest Hospital, Liverpool, UK; Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Rome, Italy; IRCCS Neuromed, Localita' Camerelle, Pozzilli, Italy
| | - Jose' Delgado-Alves
- Immune Response & Vascular Disease, iNOVA,4Health, Nova Medical School, Nova University Lisbon, Lisbon, Portugal
| | - Gregory Y H Lip
- Liverpool Centre for Cardiovascular Science, University of Liverpool, Liverpool John Moores University & Liverpool Heart and Chest Hospital, Liverpool, UK; Danish Center for Health Services Research, Department of Clinical Medicine, Aalborg University, Denmark
| | - Paul R J Ames
- Immune Response & Vascular Disease, iNOVA,4Health, Nova Medical School, Nova University Lisbon, Lisbon, Portugal; Department of Haematology, Dumfries Royal Infirmary, Cargenbridge, Dumfries, UK.
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Yang Q, Liu Q, Yin C, Zhang X, Chen X, Pylypenko D, Chen H, Shu Q, Yu D. Risk factors for thrombotic events in systemic lupus erythematosus patients with antiphospholipid antibodies: insights from morphometric measurements of carotid arteries. Front Cardiovasc Med 2024; 11:1373097. [PMID: 38988668 PMCID: PMC11233733 DOI: 10.3389/fcvm.2024.1373097] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2024] [Accepted: 05/21/2024] [Indexed: 07/12/2024] Open
Abstract
Objective To identify the correlation between thrombosis and atherosclerosis in systemic lupus erythematosus (SLE) patients with antiphospholipid antibodies (aPLs) (SLE/aPLs) through high-resolution magnetic resonance imaging (HR-MRI) of the carotid artery. Methods A single-center, cross-sectional study was conducted. We collected consecutive patients with SLE/aPLs and healthy controls who underwent carotid HR-MRI examinations. The morphometric characteristics of the common carotid artery (CCA), internal carotid artery (ICA), external carotid artery (ECA), and carotid bulb (Sinus) were measured, and the differences in morphometric parameters between different groups were analyzed. Results A total of 144 carotid arteries were analyzed. Compared with the control group, the wall area, wall thickness (WT and WTmax), and normalized wall index of CCA, ICA, ECA, and Sinus were increased in patients with SLE/aPLs, and the total vascular area (TVA) of CCA, ICA, and Sinus, and the bifurcation angle (BIFA) of ICA-ECA were also increased. A negative lupus anticoagulant (LAC) (with or without positive anticardiolipin antibody (aCL) or anti-β2glycoprotein antibody (aβ2GPI)) contributed to illustrating lower increased TVA and thickened vessel walls of CCA and ICA in SLE/aPLs patients without thrombotic events. Logistic regression analysis showed that WTmaxSinus and WTmaxGlobal were independent risk factors for thrombotic events in SLE/aPLs patients. The receiver operator characteristic curve showed that the cut-off value of WTmaxSinus was 2.855 mm, and WTmaxGlobal was 3.370 mm. Conclusion HR-MRI ensures the complete and accurate measurement of carotid morphometric parameters. Compared with the control group, the carotid artery in patients with SLE/aPLs is mainly characterized by diffusely thickened vessel walls, and the patients with thrombotic events showed additional higher vascular area of CCA and ICA, and BIFA of ICA-ECA without significant change in lumen area. The carotid arteries of SLE/aPLs patients with thrombotic events exhibited significant vessel wall thickening in all segments except ECA compared to those without thrombotic events. LAC-negative and non-thrombotic events distinguish relatively early atherosclerosis in the carotid arteries in patients with SLE/aPLs. Patients with SLE/aPLs that possess circumscribed thickened carotid vessel walls (>3.370 mm), particularly thickened at the Sinus (>2.855 mm), may require management strategies for the risk of thrombotic events.
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Affiliation(s)
- Qing Yang
- Department of Radiology, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
| | - Qi Liu
- Department of Rheumatology, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
- Department of Rheumatology, Qilu Hospital, Shandong Provincial Clinical Research Center for Immune Diseases and Gout, Jinan, China
| | - Changqing Yin
- Department of Radiology, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
| | - Xiaoyu Zhang
- Department of Rheumatology, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
- Department of Rheumatology, Qilu Hospital, Shandong Provincial Clinical Research Center for Immune Diseases and Gout, Jinan, China
| | - Xi Chen
- Department of Orthopaedics, Peking University Third Hospital, Beijing, China
| | | | - Hao Chen
- Clinical Epidemiology Unit, Clinical Research Center of Shandong University, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
| | - Qiang Shu
- Department of Rheumatology, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
- Department of Rheumatology, Qilu Hospital, Shandong Provincial Clinical Research Center for Immune Diseases and Gout, Jinan, China
| | - Dexin Yu
- Department of Radiology, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
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Evangelatos G, Konstantonis G, Tentolouris N, Sfikakis PP, Tektonidou MG. Arterial stiffness tested by pulse wave velocity and augmentation index for cardiovascular risk stratification in antiphospholipid syndrome. Rheumatology (Oxford) 2024; 63:1030-1038. [PMID: 37294733 PMCID: PMC10986810 DOI: 10.1093/rheumatology/kead267] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/25/2023] [Revised: 05/06/2023] [Accepted: 05/26/2023] [Indexed: 06/11/2023] Open
Abstract
OBJECTIVES Cardiovascular disease is a major cause of morbidity and mortality in Antiphospholipid syndrome (APS). Arterial stiffness (ArS) has emerged as a predictor of future cardiovascular events in the general population. We aimed to assess ArS in patients with thrombotic APS versus diabetes mellitus (DM) and healthy controls (HC) and identify predictors of increased ArS in APS. METHODS ArS was evaluated by carotid-femoral pulse wave velocity (cfPWV) and augmentation index normalized to 75 beats/min (AIx@75) using the SphygmoCor device. Participants also underwent carotid/femoral ultrasound for atherosclerotic plaque detection. We used linear regression to compare ArS measures among groups and assess ArS determinants in the APS group. RESULTS We included 110 patients with APS (70.9% female, mean age 45.4 years), 110 DM patients and 110 HC, all age/sex matched. After adjustment for age, sex, cardiovascular risk factors and plaque presence, APS patients exhibited similar cfPWV [β = -0.142 (95% CI -0.514, 0.230), p = 0.454] but increased AIx@75 [β = 4.525 (95% CI 1.372, 7.677), p = 0.005] compared with HC and lower cfPWV (p < 0.001) but similar AIx@75 (p = 0.193) versus DM patients. In the APS group, cfPWV was independently associated with age [β = 0.056 (95% CI 0.034, 0.078), p < 0.001], mean arterial pressure (MAP) [β = 0.070 (95% CI 0.043, 0.097), p < 0.001], atherosclerotic femoral plaques [β = 0.732 (95% CI 0.053, 1.411), p = 0.035] and anti-β2-glycoprotein I IgM positivity [β = 0.696 (95% CI 0.201, 1.191), p = 0.006]. AIx@75 was associated with age [β = 0.334 (95% CI 0.117, 0.551), p = 0.003], female sex [β = 7.447 (95% CI 2.312, 12.581), p = 0.005] and MAP [β = 0.425 (95% CI 0.187, 0.663), p = 0.001]. CONCLUSION APS patients exhibit elevated AIx@75 vs HC and similar to DM patients, indicating enhanced arterial stiffening in APS. Given its prognostic value, ArS evaluation may help to improve cardiovascular risk stratification in APS.
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Affiliation(s)
- Gerasimos Evangelatos
- First Department of Propaedeutic Internal Medicine, Medical School, National and Kapodistrian University of Athens, Athens, Greece
- Joint Academic Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens, Greece
| | - George Konstantonis
- First Department of Propaedeutic Internal Medicine, Medical School, National and Kapodistrian University of Athens, Athens, Greece
| | - Nikolaos Tentolouris
- First Department of Propaedeutic Internal Medicine, Medical School, National and Kapodistrian University of Athens, Athens, Greece
| | - Petros P Sfikakis
- First Department of Propaedeutic Internal Medicine, Medical School, National and Kapodistrian University of Athens, Athens, Greece
- Joint Academic Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens, Greece
| | - Maria G Tektonidou
- First Department of Propaedeutic Internal Medicine, Medical School, National and Kapodistrian University of Athens, Athens, Greece
- Joint Academic Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens, Greece
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Munguía-Realpozo P, Mendoza-Pinto C, Etchegaray-Morales I, Solis-Poblano JC, Godinez-Bolaños K, García-Carrasco M, Escárcega RO, Méndez-Martínez S, Jara-Quezada LJ. Non-invasive imaging in antiphospholipid syndrome to assess subclinical coronary artery disease. Autoimmun Rev 2024; 23:103505. [PMID: 38135174 DOI: 10.1016/j.autrev.2023.103505] [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: 11/24/2023] [Accepted: 12/17/2023] [Indexed: 12/24/2023]
Abstract
Antiphospholipid antibody syndrome (usually named antiphospholipid syndrome, APS) is an autoimmune disorder seen mainly in young people. Clinically, APS is described by pregnancy complications and/or a hypercoagulable state, including the venous or arterial vasculature, and strongly related to antiphospholipid antibodies. Although several cardiac manifestations have been involved with APS, and accelerated atherosclerosis is present in this condition, little is known about cardiovascular (CV) risk and the relation between APS. Several studies have used imaging markers to associate them with the main clinical features of patients with APS and the probability of having subclinical atherosclerosis. However, it has not yet been established which markers are most related to the risk of developing CV diseases (CVD) in these patients. In this narrative review, we focus on non-invasive imaging markers that can predict CVD, including carotid intima-media thickness and carotid plaques assessed by carotid ultrasonography or coronary artery calcium score, which usually by computed tomography. We also examine the evidence about vascular function markers used in APS, such as arterial flow-mediated brachial dilation and artery stiffness measured by the velocity of the pulse wave. We present the current status of non-invasive imaging markers, which suggest the existence of subclinical atherosclerosis in patients with APS. However, new prospective research is required to identify the predictive value of these findings and their modification by current treatments for APS.
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Affiliation(s)
- Pamela Munguía-Realpozo
- Systemic Autoimmune Diseases Research Unit, Hospital de Especialidades UMAE- CIBIOR, Instituto Mexicano del Seguro Social, Puebla, Mexico; Department of Rheumatology, Medicine School, Benemérita Universidad Autónoma de Puebla, Mexico.
| | - Claudia Mendoza-Pinto
- Systemic Autoimmune Diseases Research Unit, Hospital de Especialidades UMAE- CIBIOR, Instituto Mexicano del Seguro Social, Puebla, Mexico; Department of Rheumatology, Medicine School, Benemérita Universidad Autónoma de Puebla, Mexico.
| | - Ivet Etchegaray-Morales
- Department of Rheumatology, Medicine School, Benemérita Universidad Autónoma de Puebla, Mexico
| | - Juan Carlos Solis-Poblano
- Department of Hematology, Hospital de Especialidades UMAE, Instituto Mexicano del Seguro Social, Puebla, Mexico
| | - Karla Godinez-Bolaños
- Department of Rheumatology, Medicine School, Benemérita Universidad Autónoma de Puebla, Mexico
| | - Mario García-Carrasco
- Department of Rheumatology, Medicine School, Benemérita Universidad Autónoma de Puebla, Mexico
| | - Ricardo O Escárcega
- Cardiac Catheterization Laboratory, Heart and Vascular Institute, Lee Health, United States of America
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Pons I, Louro J, Sitges M, Vidal B, Cervera R, Espinosa G. Heart Valve Involvement in Patients with Antiphospholipid Syndrome: A Long-Term Follow-Up Study of a Single Centre. J Clin Med 2023; 12:jcm12082996. [PMID: 37109332 PMCID: PMC10145646 DOI: 10.3390/jcm12082996] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2023] [Revised: 04/15/2023] [Accepted: 04/17/2023] [Indexed: 04/29/2023] Open
Abstract
BACKGROUND Valve involvement is the most common cardiac manifestation in antiphospholipid syndrome (APS). The objective of the study was to describe the prevalence, clinical and laboratory features, and evolution of APS patients with heart valve involvement. METHODS A retrospective longitudinal and observational study of all APS patients followed by a single centre with at least one transthoracic echocardiographic study. RESULTS 144 APS patients, 72 (50%) of them with valvular involvement. Forty-eight (67%) had primary APS, and 22 (30%) were associated with systemic lupus erythematosus (SLE). Mitral valve thickening was the most frequent valve involvement present in 52 (72%) patients, followed by mitral regurgitation in 49 (68%), and tricuspid regurgitation in 29 (40%) patients. Female sex (83% vs. 64%; p = 0.013), arterial hypertension (47% vs. 29%; p = 0.025), arterial thrombosis at APS diagnosis (53% vs. 33%; p = 0.028), stroke (38% vs. 21%; p = 0.043), livedo reticularis (15% vs. 3%; p = 0.017), and lupus anticoagulant (83% vs. 65%; p = 0.021) were more prevalent in those with valvular involvement. Venous thrombosis was less frequent (32% vs. 50%; p = 0.042). The valve involvement group suffered from higher mortality (12% vs. 1%; p = 0.017). Most of these differences were maintained when we compared patients with moderate-to-severe valve involvement (n = 36) and those with no or mild involvement (n = 108). CONCLUSIONS Heart valve disease is a frequent manifestation in our cohort of APS patients and is associated with demographic, clinical and laboratory features, and increased mortality. More studies are needed, but our results suggest that there may be a subgroup of APS patients with moderate-to-severe valve involvement with its own characteristics that differs from the rest of the patients with mild valve involvement or without valve involvement.
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Affiliation(s)
- Isaac Pons
- Department of Autoimmune Diseases, Reference Centre (UEC/CSUR) for Systemic Autoimmune Diseases of the Catalan and Spanish Health Systems, Hospital Clínic, Universitat de Barcelona, 08036 Barcelona, Spain
- Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
- Department of Internal Medicine, Althaia Xarxa Assistencial Universitària de Manresa, Facultat de Medicina, Universitat de Vic-Universitat Central de Catalunya (UVic-UCC), 08240 Manresa, Spain
| | - Joana Louro
- Department of Autoimmune Diseases, Reference Centre (UEC/CSUR) for Systemic Autoimmune Diseases of the Catalan and Spanish Health Systems, Hospital Clínic, Universitat de Barcelona, 08036 Barcelona, Spain
- Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
| | - Marta Sitges
- Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
- Institut Clínic Cardiovascular (ICCV), Hospital Clínic, Universitat de Barcelona, 08036 Barcelona, Spain
- Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBERCV), 28029 Madrid, Spain
| | - Bàrbara Vidal
- Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
- Institut Clínic Cardiovascular (ICCV), Hospital Clínic, Universitat de Barcelona, 08036 Barcelona, Spain
- Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBERCV), 28029 Madrid, Spain
| | - Ricard Cervera
- Department of Autoimmune Diseases, Reference Centre (UEC/CSUR) for Systemic Autoimmune Diseases of the Catalan and Spanish Health Systems, Hospital Clínic, Universitat de Barcelona, 08036 Barcelona, Spain
- Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
| | - Gerard Espinosa
- Department of Autoimmune Diseases, Reference Centre (UEC/CSUR) for Systemic Autoimmune Diseases of the Catalan and Spanish Health Systems, Hospital Clínic, Universitat de Barcelona, 08036 Barcelona, Spain
- Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
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Karakasis P, Lefkou E, Pamporis K, Nevras V, Bougioukas KI, Haidich AB, Fragakis N. Risk of Subclinical Atherosclerosis in Patients with Antiphospholipid Syndrome and Subjects With Antiphospholipid Antibody Positivity: A Systematic Review and Meta-analysis. Curr Probl Cardiol 2023; 48:101672. [PMID: 36841314 DOI: 10.1016/j.cpcardiol.2023.101672] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2023] [Accepted: 02/17/2023] [Indexed: 02/26/2023]
Abstract
Currently, the guidelines for the prevention of atherosclerosis in patients with antiphospholipid syndrome (APS) do not differ substantially from those in the general population. We aimed to assess the risk of subclinical atherosclerosis in patients with APS and subjects with antiphospholipid antibody (aPL) positivity. Systematic literature search was conducted through Medline and Scopus until January 2023. Random effects meta-analyses were performed to examine the differences in markers of subclinical atherosclerosis between APS patients, subjects positive for aPLs and healthy controls. Patients with APS had significantly higher values of common carotid artery (CCA) intima-media thickness (IMT) (MD = 0.07 mm; P < 0.0001), internal carotid artery IMT (MD = 0.06 mm; P < 0.01), carotid bifurcation IMT (MD = 0.14 mm; P < 0.01) and were more frequently diagnosed with atherosclerotic plaques compared to controls (OR = 3.73; P < 0.01). Similarly, APS patients showed a decreased flow and nitrate-mediated dilation (MD = -4.52 %; <0.01, MD = -1.25 %; P < 0.05, respectively). Interestingly, comparable were the results for subjects with aPL positivity, who had higher CCA-IMT (MD = 0.06 mm; P < 0.01) and higher prevalence of atherosclerotic plaques (OR = 2.59; P = 0.08) compared to controls. Sensitivity analysis conducted on primary APS patients revealed that the risk of atherosclerosis is associated with APS per se and is not exclusively driven by other underlying conditions. Patients with APS and subjects with aPLs have an increased risk of subclinical atherosclerosis and require early and disease-specific prevention of atherosclerosis.
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Affiliation(s)
- Paschalis Karakasis
- Department of Hygiene, Social-Preventive Medicine & Medical Statistics, Medical School, Aristotle University of Thessaloniki, University Campus, Thessaloniki, Greece.
| | - Elmina Lefkou
- Perigenesis, Institute of Obstetric Haematology, Thessaloniki, Greece
| | - Konstantinos Pamporis
- Department of Hygiene, Social-Preventive Medicine & Medical Statistics, Medical School, Aristotle University of Thessaloniki, University Campus, Thessaloniki, Greece
| | - Vasileios Nevras
- Cardiology Department, G. Gennimatas General Hospital, Thessaloniki, Greece
| | - Konstantinos I Bougioukas
- Department of Hygiene, Social-Preventive Medicine & Medical Statistics, Medical School, Aristotle University of Thessaloniki, University Campus, Thessaloniki, Greece
| | - Anna-Bettina Haidich
- Department of Hygiene, Social-Preventive Medicine & Medical Statistics, Medical School, Aristotle University of Thessaloniki, University Campus, Thessaloniki, Greece
| | - Nikolaos Fragakis
- Second Cardiology Department, Hippokrateion General Hospital, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece
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Tektonidou MG. Cardiovascular disease risk in antiphospholipid syndrome: Thrombo-inflammation and atherothrombosis. J Autoimmun 2022; 128:102813. [PMID: 35247655 DOI: 10.1016/j.jaut.2022.102813] [Citation(s) in RCA: 36] [Impact Index Per Article: 18.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/22/2022] [Revised: 02/23/2022] [Accepted: 02/27/2022] [Indexed: 12/11/2022]
Abstract
Antiphospholipid syndrome (APS) is an autoimmune disorder characterized by the presence of antiphospholipid antibodies (aPL) (lupus anticoagulant, anticardiolipin antibodies and anti-beta2glycoprotein I (anti-β2GPI) antibodies) and a plethora of macro- and micro-vascular manifestations, affecting predominantly young adults. Cardiovascular events are the leading causes of morbidity and mortality in APS. APL-mediated thrombo-inflammation and atherothrombosis are emerging pathogenetic mechanisms of cardiovascular disease (CVD) in APS, involving endothelial cell and monocyte activation, cytokines and adhesion molecules expression, complement and neutrophils activation, neutrophil extracellular traps formation, platelet cell activation and aggregation, and subsequent thrombin generation, in parallel with an oxidized low-density lipoprotein (oxLDL)-β2GPI complex induced macrophage differentiation to foam cells. High risk aPL profile, especially the presence of lupus anticoagulant and triple aPL positivity (all three aPL subtypes), co-existence with Systemic Lupus Erythematosus (SLE), as well as traditional risk factors such as smoking, hypertension, hyperlipemia and obesity are associated with both subclinical atherosclerosis and cardiovascular events in APS. Increased awareness of CVD risk by the physicians and patients, regular assessment and strict control of traditional risk factors, and lifestyle modifications are recommended. Use of low-dose aspirin should be considered for cardiovascular prevention in asymptomatic aPL carriers or SLE patients with high-risk aPL profile. The role of older agents such as hydroxychloroquine and statins or new potential targeted treatments against immuno- and athero-thrombosis has been demonstrated by experimental and some clinical studies and needs to be further evaluated by randomized controlled studies. This review summarizes the available evidence about the pathogenetic mechanisms and prevalence of cardiovascular events and subclinical atherosclerosis, the interrelationship between traditional and disease-related CVD risk factors, and the cardiovascular risk assessment and management in APS.
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Affiliation(s)
- Maria G Tektonidou
- First Department of Propaedeutic Internal Medicine, Joint Academic Rheumatology Program, National and Kapodistrian University of Athens, Medical School, Athens, Greece.
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8
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Evangelatos G, Kravvariti E, Konstantonis G, Tentolouris N, Sfikakis PP, Tektonidou MG. Atherosclerosis progression in antiphospholipid syndrome is comparable to diabetes mellitus: a 3-year prospective study. Rheumatology (Oxford) 2021; 61:3408-3413. [PMID: 34850863 DOI: 10.1093/rheumatology/keab882] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/24/2021] [Revised: 11/05/2021] [Indexed: 11/13/2022] Open
Abstract
BACKGROUND Antiphospholipid syndrome (APS) is an autoimmune thrombophilia leading to life-threatening cardiovascular events. Cross-sectional data support that APS is associated with accelerated atherosclerosis, but this has not been confirmed in prospective studies. We aimed to compare the rate of atherosclerosis progression over a 3-year period between patients with APS, diabetes mellitus (DM) and healthy controls (HC). METHODS Eighty-six patients with APS (43 with primary [PAPS], 43 with systemic lupus erythematosus-related APS [SLE/APS]) and an equal number of age- and sex-matched patients with DM and HC, who underwent a baseline ultrasound of the carotid and femoral arteries, were invited for a 3-year follow-up evaluation for atherosclerotic plaque progression. Multivariate analysis was performed for the assessment of determinants of plaque progression after adjustment for disease-related and traditional cardiovascular risk factors. RESULTS Seventy-four APS patients (74.3% female, 38 with PAPS), 58 DM patients and 73 HC were included. APS patients exhibited a 3.3-fold higher risk of new atherosclerotic plaque formation compared with HC (p= 0.031), similar to that in DM (odds ratio [OR]=3.45, p= 0.028). In APS patients, plaque development risk was higher in SLE/APS vs PAPS (OR = 7.75, p= 0.038) and was independently associated with the presence of traditional cardiovascular risk factors, as expressed by the Systematic Coronary Risk Evaluation (SCORE) risk (OR = 2.31, p= 0.008). CONCLUSION APS is characterized by accelerated rates of subclinical atherosclerosis to a degree comparable to DM, which is more pronounced in SLE/APS patients. Traditional cardiovascular risk factors are major determinants of this risk, warranting aggressive management as in other high cardiovascular-risk disorders.
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Affiliation(s)
- Gerasimos Evangelatos
- Rheumatology unit, First Department of Propaedeutic Internal Medicine, Joint Rheumatology Academic Program, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
| | - Evrydiki Kravvariti
- First Department of Propaedeutic Internal Medicine, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
| | - George Konstantonis
- First Department of Propaedeutic Internal Medicine, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
| | - Nikolaos Tentolouris
- Diabetes Center, First Department of Propaedeutic Internal Medicine, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
| | - Petros P Sfikakis
- Rheumatology unit, First Department of Propaedeutic Internal Medicine, Joint Rheumatology Academic Program, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
| | - Maria G Tektonidou
- Rheumatology unit, First Department of Propaedeutic Internal Medicine, Joint Rheumatology Academic Program, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
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9
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Svensson C, Eriksson P, Bjarnegård N, Jonasson H, Strömberg T, Sjöwall C, Zachrisson H. Impaired Microcirculation and Vascular Hemodynamics in Relation to Macrocirculation in Patients With Systemic Lupus Erythematosus. Front Med (Lausanne) 2021; 8:722758. [PMID: 34790671 PMCID: PMC8591084 DOI: 10.3389/fmed.2021.722758] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2021] [Accepted: 10/04/2021] [Indexed: 12/23/2022] Open
Abstract
Introduction: Systemic lupus erythematosus (SLE) is associated with premature cardiovascular disease (CVD) and mortality, unexplained by traditional risk factors. Impairment of microcirculation and vascular hemodynamics may represent early signs of vascular affection. We hypothesized that studies of microcirculation and pulse waves may provide additional information, compared to ultrasound (US) alone, for the detection of early vascular disease in SLE. Methods: Sixty well-characterized SLE-patients (52 women, eight men; mean age 43.21 ± 1.3 years) characterized by lupus nephritis (LN; n = 20), antiphospholipid syndrome (APS; n = 20) or skin and joint involvement (n = 20) and 60 healthy controls were included. Microcirculatory peak oxygen saturation (OxyP) was evaluated using a novel combined laser Doppler flowmetry/diffuse reflectance spectroscopy method. Pulse waves were recorded in the radial artery by the aid of applanation tonometry in order to calculate central augmentation index (AIx75). Intima-media thickness (IMT) and plaque occurrence were evaluated using high frequency US, in carotid and central arteries. Results: Lower OxyP (84 ± 8 vs. 87 ± 5 %, p = 0.01) and higher AIx75 (17.3 ± 13.9 vs. 10.0 ± 14.2 %, p = 0.005) were seen in the SLE cohort. OxyP was inversely correlated with IMT in internal carotid artery (ICA), (R = -0.32, p = 0.01). AIx75 correlated with IMT in common carotid artery (CCA), (R = 0.36, p = 0.005), common femoral artery (CFA), (R = 0.43, p = 0.001), and ICA (R = 0.27, p = 0.04). AIx75 correlated negatively with OxyP (R = -0.29, p = 0.02). SLE-patients with plaque had lower OxyP values (80 ± 8 vs. 85 ± 7 %, p < 0.001) and higher AIx75 (23.0 ± 11.6 vs. 15.5 ± 14.2 %, p < 0.001) compared to those without plaque. Conclusion: Impaired microcirculation and vessel hemodynamics were observed in SLE. These methods correlated with IMT and plaque occurrence. The importance of early macro- and micro-circulatory vascular affection for increased risk of CVD in SLE will be followed-up in future studies.
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Affiliation(s)
- Christina Svensson
- Department of Clinical Physiology, University Hospital, Linköping, Sweden.,Division of Diagnostics and Specialist Medicine, Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden
| | - Per Eriksson
- Division of Inflammation and Infection, Department of Biomedical and Clinical Sciences, Linköping University, Linköping, Sweden
| | - Niclas Bjarnegård
- Division of Diagnostics and Specialist Medicine, Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden
| | - Hanna Jonasson
- Department of Biomedical Engineering, Linköping University, Linköping, Sweden
| | - Tomas Strömberg
- Department of Biomedical Engineering, Linköping University, Linköping, Sweden
| | - Christopher Sjöwall
- Division of Inflammation and Infection, Department of Biomedical and Clinical Sciences, Linköping University, Linköping, Sweden
| | - Helene Zachrisson
- Department of Clinical Physiology, University Hospital, Linköping, Sweden.,Division of Diagnostics and Specialist Medicine, Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden
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10
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Panopoulos S, Thomas K, Georgiopoulos G, Boumpas D, Katsiari C, Bertsias G, Drosos AA, Boki K, Dimitroulas T, Garyfallos A, Papagoras C, Katsimbri P, Tziortziotis A, Adamichou C, Kaltsonoudis E, Argyriou E, Vosvotekas G, Sfikakis PP, Vassilopoulos D, Tektonidou MG. Comparable or higher prevalence of comorbidities in antiphospholipid syndrome vs rheumatoid arthritis: a multicenter, case-control study. Rheumatology (Oxford) 2021; 60:170-178. [PMID: 32596727 DOI: 10.1093/rheumatology/keaa321] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/29/2020] [Revised: 05/07/2020] [Indexed: 12/15/2022] Open
Abstract
OBJECTIVES Evidence on comorbidity prevalence in antiphospholipid syndrome (APS) and its difference from high comorbidity burden rheumatic diseases is limited. Herein, we compare multiple comorbidities between APS and RA. METHODS A total of 326 patients from the Greek APS registry [237 women, mean age 48.7 (13.4) years, 161 primary APS (PAPS), 165 SLE-APS] were age/sex matched (1:2 ratio) with 652 patients from a Greek multicentre RA cohort of 3115 patients. Prevalence of cardiovascular (CV) risk factors, stroke, coronary artery disease (CAD), osteoporosis, diabetes mellitus (DM), chronic obstructive pulmonary disease (COPD), depression and neoplasms were compared between APS and RA patients using multivariate regression analysis. RESULTS Ηyperlipidemia and obesity (ΒΜΙ ≥ 30 kg/m2) were comparable while hypertension, smoking, stroke and CAD were more prevalent in APS compared with RA patients. Osteoporosis and depression were more frequent in APS, while DM, COPD and neoplasms did not differ between the two groups. Comparison of APS subgroups to 1:2 matched RA patients revealed that smoking and stroke were more prevalent in both PAPS and SLE-APS vs RA. Hypertension, CAD and osteoporosis were more frequent only in SLE-APS vs RA, whereas DM was less prevalent in PAPS vs RA. Hyperlipidaemia was independently associated with CV events (combined stroke and CAD) in PAPS and SLE-APS, while CS duration was associated with osteoporosis in SLE-APS. CONCLUSION Comorbidity burden in APS (PAPS and SLE-APS) is comparable or higher than that in RA, entailing a high level of diligence for CV risk prevention, awareness for depression and CS exposure minimization.
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Affiliation(s)
- Stylianos Panopoulos
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | - Konstantinos Thomas
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | - Georgios Georgiopoulos
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | - Dimitrios Boumpas
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | | | | | | | | | | | | | | | - Pelagia Katsimbri
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | | | | | | | | | | | - Petros P Sfikakis
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | - Dimitrios Vassilopoulos
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
| | - Maria G Tektonidou
- Joint Rheumatology Program, Medical School, National and Kapodistrian University of Athens, Athens
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11
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Editorial: Outcomes of Revascularization in Anti-Phospholipid Syndrome (APS): Challenges and Quests. CARDIOVASCULAR REVASCULARIZATION MEDICINE 2019; 20:1056-1057. [PMID: 31870523 DOI: 10.1016/j.carrev.2019.10.031] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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12
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Selmi C, De Santis M, Battezzati PM, Generali E, Lari SA, Ceribelli A, Isailovic N, Zermiani P, Neidhöfer S, Matthias T, Scirè CA, Baldassarre D, Zuin M. Anti-phospholipid antibody prevalence and association with subclinical atherosclerosis and atherothrombosis in the general population. Int J Cardiol 2019; 300:209-213. [PMID: 31757648 DOI: 10.1016/j.ijcard.2019.10.042] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/31/2019] [Revised: 10/15/2019] [Accepted: 10/24/2019] [Indexed: 01/09/2023]
Abstract
BACKGROUND There is no agreement on the prevalence of anti-phospholipid antibodies (aPLs) and the correlation with atherosclerosis and cardiovascular (CV) events in the general population. METHODS We performed a cross-sectional study on 1712 randomly enrolled subjects from a Northern Italian city to investigate the presence of aPLs and the association with subclinical atherosclerosis (using the carotid artery intima media thickness measured as inter-adventitia common carotid artery diameters - ICCAD) and retrospectively collected CV factors and events (i.e. acute myocardial infarction, stroke, and peripheral obliterans arterial vasculopathy) using physician-assisted questionnaires. We tested serum IgG, IgM, and IgA anti-cardiolipin, anti-beta2glycoprotein I (aGPI), and anti-phosphatidylserine-prothrombin antibodies. RESULTS Positive aPLs were found in 15.1% of the subjects, with no differences between sex but with higher rates in older subjects. Carotid subclinical atherosclerosis was more frequent in aPL positive subjects; more specifically, aGPI IgA were associated with higher ICCAD average (adjusted beta 0.51, 95% confidence interval (CI)0.17-0.84; p = 0.003). A positive history of CV events was also more frequent in aPL positive subjects (odds ratio (OR) 1.67, 95%CI 1.08-2.54; p = 0.012), particularly peripheral obliterans arterial vasculopathy (OR 2.02; 95%CI 1.14-3.57; p = 0.015). Among subjects with a Framingham risk score >20, and/or diabetes, and/or body mass index >35 kg/m2, aPL positivity was associated to the highest risk of CV events (OR 2.52, 95%CI 1.24-5.11; p = 0.011). CONCLUSIONS APL prevalence in the general population is higher than previously reported. CV events and subclinical atherosclerosis are more frequent in the presence of aPL, particularly when a high CV risk coexists.
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Affiliation(s)
- Carlo Selmi
- Rheumatology and Clinical Immunology, Humanitas Clinical and Research Center- IRCCS, Rozzano, MI, Italy; Department of Biomedical Science and Translational Medicine, University of Milan, Italy.
| | - Maria De Santis
- Rheumatology and Clinical Immunology, Humanitas Clinical and Research Center- IRCCS, Rozzano, MI, Italy
| | - Pier Maria Battezzati
- Liver and Gastroenterology Unit, San Paolo Hospital Department of Health Sciences, University of Milan, Italy
| | - Elena Generali
- Rheumatology and Clinical Immunology, Humanitas Clinical and Research Center- IRCCS, Rozzano, MI, Italy
| | - Simone Aldo Lari
- Rheumatology and Clinical Immunology, Humanitas Clinical and Research Center- IRCCS, Rozzano, MI, Italy
| | - Angela Ceribelli
- Rheumatology and Clinical Immunology, Humanitas Clinical and Research Center- IRCCS, Rozzano, MI, Italy
| | - Natasa Isailovic
- Rheumatology and Clinical Immunology, Humanitas Clinical and Research Center- IRCCS, Rozzano, MI, Italy
| | - Paola Zermiani
- Liver and Gastroenterology Unit, San Paolo Hospital Department of Health Sciences, University of Milan, Italy
| | | | | | - Carlo A Scirè
- Epidemiology Unit, Italian Society of Rheumatology, Milan, Italy
| | - Damiano Baldassarre
- Department of Biomedical Science and Translational Medicine, University of Milan, Italy; Centro Cardiologico Monzino IRCCS, Milan, Italy
| | - Massimo Zuin
- Liver and Gastroenterology Unit, San Paolo Hospital Department of Health Sciences, University of Milan, Italy
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13
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Urbanski G, Caillon A, Poli C, Kauffenstein G, Begorre MA, Loufrani L, Henrion D, Belizna C. Hydroxychloroquine partially prevents endothelial dysfunction induced by anti-beta-2-GPI antibodies in an in vivo mouse model of antiphospholipid syndrome. PLoS One 2018; 13:e0206814. [PMID: 30399161 PMCID: PMC6219787 DOI: 10.1371/journal.pone.0206814] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/18/2018] [Accepted: 10/20/2018] [Indexed: 01/18/2023] Open
Abstract
Background Antiphospholipid syndrome is associated with endothelial dysfunction, which leads to thrombosis and early atheroma. Given that hydroxychloroquine has anti-thrombotic properties in lupus, we hypothesized that it could reduce endothelial dysfunction in an animal model of antiphospholipid syndrome. We evaluated the effect of hydroxychloroquine in preventing endothelial dysfunction in a mouse model of antiphospholipid syndrome. Methods Antiphospholipid syndrome was induced by an injection of monoclonal anti-beta-2-GPI antibodies. Vascular reactivity was evaluated in mesenteric resistance arteries isolated from mice 3 weeks (APL3W) after receiving a single injection of anti-beta-2-GPI antibodies and after 3 weeks of daily oral hydroxychloroquine treatment (HCQ3W) compared to control mice (CT3W). We evaluated endothelial dysfunction by measuring acetylcholine-mediated vasodilation. A pharmacological approach was used to evaluate NO synthase uncoupling (tetrahydrobiopterin) and the generation of reactive oxygen species (Tempol). Results Impaired acetylcholine-mediated dilation was evidenced in mice 3 weeks after anti-beta-2-GPI antibodies injection compared to CT3W, by reduced maximal dilation (p<0.0001) and sensitivity (pKd) (p = 0.01) to acetylcholine. Hydroxychloroquine improved acetylcholine-dependent dilation, on pKd (p = 0.02) but not maximal capacity compared to untreated mice. The addition of tetrahydrobiopterin (p = 0.02) and/or Tempol (p = 0.0008) improved acetylcholine-mediated dilation in APL3W but not in HCQ3W. Conclusions We demonstrated that endothelial dysfunction in mouse resistance arteries persisted at 3 weeks after a single injection of monoclonal anti-beta-2-GPI antibodies, and that hydroxychloroquine improved endothelium-dependent dilation at 3 weeks, through improvement of NO synthase coupling and oxidative stress reduction.
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Affiliation(s)
- Geoffrey Urbanski
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
- Service de Médecine Interne et Maladies Vasculaires, Centre Hospitalier Universitaire, Angers, France
- * E-mail:
| | - Antoine Caillon
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
| | - Caroline Poli
- Laboratoire d’immunologie et d’allergologie, Centre Hospitalier Universitaire, Angers, France
| | - Gilles Kauffenstein
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
| | - Marc-Antoine Begorre
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
| | - Laurent Loufrani
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
| | - Daniel Henrion
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
| | - Cristina Belizna
- UMR CNRS 6015—INSERM U1083, MITOVASC Institute, Université d’Angers, Faculté de Médecine, Bâtiment IRIS 2, Angers, France
- Centre vasculaire et de la coagulation, Centre Hospitalier Universitaire, Angers, France
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14
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McDonnell T, Artim-Esen B, Wincup C, Ripoll VM, Isenberg D, Giles IP, Rahman A, Pericleous C. Antiphospholipid Antibodies to Domain I of Beta-2-Glycoprotein I Show Different Subclass Predominance in Comparison to Antibodies to Whole Beta-2-glycoprotein I. Front Immunol 2018; 9:2244. [PMID: 30323817 PMCID: PMC6173128 DOI: 10.3389/fimmu.2018.02244] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2018] [Accepted: 09/10/2018] [Indexed: 11/19/2022] Open
Abstract
Antiphospholipid antibodies (aPL), the serological hallmark of antiphospholipid syndrome (APS), are a heterogeneous group of autoantibodies raised against circulating blood proteins. Of these proteins, the phospholipid-binding b2-glycoprotein I (β2GPI) is considered to be the main autoantigen in APS. Indeed, IgG antibodies targeting b2GPI (ab2GPI) directly cause both thrombosis and pregnancy morbidity in several mouse models. While antibodies raised against all five domains of b2GPI have been reported, a subgroup of IgG ab2GPI raised against the first domain (DI) of b2GPI (aDI), strongly correlate with thrombotic APS, and drive thrombosis and pregnancy loss in vivo. Few studies have focused on determining the type of IgG subclass(es) for aPL. The subclass of an antibody is important as this dictates the potential activity of an antibody; for example, IgG1 and IgG3 can fix complement better and are able to cross the placenta compared to IgG2 and IgG4. It is unknown what subclass IgG aDI are, and whether they are the same as ab2GPI. To determine IgG subclass distribution for ab2GPI and aDI, we purified total IgG from the serum of 19 APS patients with known ab2GPI and aDI activity. Using subclass-specific conjugated antibodies, we modified our established in-house ab2GPI and aDI ELISAs to individually measure IgG1, IgG2, IgG3, and IgG4. We found that while IgG1, IgG2, and IgG3 ab2GPI levels were similar, a marked difference was seen in IgG subclass aDI levels. Specifically, significantly higher levels of IgG3 aDI were detected compared to IgG1, IgG2, or IgG4 (p < 0.05 for all comparisons). Correlation analysis of subclass-specific ab2GPI vs. aDI demonstrated that IgG3 showed the weakest correlation (r = 0.45, p = 0.0023) compared to IgG1 (r = 0.61, p = 0.0001) and IgG2 (r = 0.81, p = 0.0001). Importantly, total subclass levels in IgG purified from APS and healthy serum (n = 10 HC n = 12 APS) did not differ, suggesting that the increased IgG3 aDI signal seen in APS-derived IgG is antigen-specific. To conclude, our data suggests that aDI show a different IgG subclass distribution to ab2GPI. Our results highlight the importance of aDI testing for patient stratification and may point toward differential underlying aPL-driven pathogenic processes that may be subclass restricted.
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Affiliation(s)
- Thomas McDonnell
- Division of Medicine, Rayne Institute, University College London, London, United Kingdom
| | - Bahar Artim-Esen
- Division of Rheumatology, Department of Internal Medicine, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey
| | - Chris Wincup
- Division of Medicine, Rayne Institute, University College London, London, United Kingdom
| | - Vera M. Ripoll
- Division of Medicine, Rayne Institute, University College London, London, United Kingdom
| | - David Isenberg
- Division of Medicine, Rayne Institute, University College London, London, United Kingdom
| | - Ian P. Giles
- Division of Medicine, Rayne Institute, University College London, London, United Kingdom
| | - Anisur Rahman
- Division of Medicine, Rayne Institute, University College London, London, United Kingdom
| | - Charis Pericleous
- Imperial College Vascular Sciences National Heart & Lung Institute, Imperial Centre for Translational and Experimental Medicine (ICTEM), London, United Kingdom
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15
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Di Minno MND, Emmi G, Ambrosino P, Scalera A, Tufano A, Cafaro G, Peluso R, Bettiol A, Di Scala G, Silvestri E, Prisco D. Subclinical atherosclerosis in asymptomatic carriers of persistent antiphospholipid antibodies positivity: A cross-sectional study. Int J Cardiol 2018; 274:1-6. [PMID: 30454720 DOI: 10.1016/j.ijcard.2018.06.010] [Citation(s) in RCA: 26] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/20/2017] [Revised: 04/20/2018] [Accepted: 06/04/2018] [Indexed: 10/14/2022]
Abstract
BACKGROUND Whereas the relationship between subclinical atherosclerosis and antiphospholipid syndrome (APS) has been widely investigated, little is known about subclinical atherosclerosis in asymptomatic carriers with isolated antiphospholipid antibodies positivity (APP). METHODS Consecutive APP carriers, APS subjects and matched controls were enrolled. Intima-media thickness of the common carotid artery (CCA-IMT) and of the Bulb (Bulb-IMT) and the prevalence of carotid plaques were assessed in all enrolled subjects. RESULTS A total of 104 APP carriers, 221 APS subjects, and 325 matched controls were recruited. As compared with controls, APP carriers and APS subjects showed a higher CCA-IMT (0.90 ± 0.24 vs 0.82 ± 0.12, p = 0.014 and 0.93 ± 0.42 vs 0.82 ± 0.12, p < 0.001, respectively), Bulb-IMT (1.10 ± 0.44 vs 0.95 ± 0.18, p = 0.006 and 1.22 ± 0.68 vs 0.95 ± 0.18, p < 0.001, respectively) and an increased prevalence of carotid plaques (33.7% vs 10.2%, p < 0.001 and 38.5% vs 10.2%, p < 0.001, respectively). These results were confirmed stratifying for antibody isotype, after excluding subjects with systemic lupus erythematosus or other autoimmune diseases and after adjusting for major clinical and demographic variables. CCA-IMT, Bulb-IMT and the prevalence of carotid plaques were higher in subjects with high-titer antibodies and progressively increased for an increasing number of positive antibodies. CONCLUSIONS Similar to APS subjects, APP carriers have enhanced subclinical atherosclerosis, a more severe disease being observed in the presence of high-titer antibodies and multiple antibodies positivity. These data argue for a strict monitoring of subclinical signs of atherosclerosis and of cardiovascular risk factors in asymptomatic APP carriers.
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Affiliation(s)
| | - Giacomo Emmi
- Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
| | - Pasquale Ambrosino
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Antonella Scalera
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Antonella Tufano
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Giovanni Cafaro
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Rosario Peluso
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Alessandra Bettiol
- Department of Neurosciences, Psychology, Pharmacology and Child Health (NEUROFARBA), University of Florence, Florence, Italy
| | - Gerardo Di Scala
- Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
| | - Elena Silvestri
- Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
| | - Domenico Prisco
- Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
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Carotid and femoral atherosclerosis in antiphospholipid syndrome: Equivalent risk with diabetes mellitus in a case–control study. Semin Arthritis Rheum 2018; 47:883-889. [DOI: 10.1016/j.semarthrit.2017.10.015] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/19/2017] [Revised: 10/11/2017] [Accepted: 10/18/2017] [Indexed: 12/26/2022]
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17
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Harifi G, Nour-Eldine W, Noureldine MHA, Berjaoui MB, Kallas R, Khoury R, Uthman I, Al-Saleh J, Khamashta MA. Arterial stenosis in antiphospholipid syndrome: Update on the unrevealed mechanisms of an endothelial disease. Autoimmun Rev 2018; 17:256-266. [PMID: 29339317 DOI: 10.1016/j.autrev.2017.10.016] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2017] [Accepted: 10/29/2017] [Indexed: 12/20/2022]
Abstract
First described in 1983, antiphospholipid syndrome (APS) is an autoimmune condition characterized by the occurrence of recurrent arterial and/or venous thrombosis, and/or pregnancy morbidity, in the setting of persistent presence of antiphospholipid antibodies (aPL). While thrombosis is the most well-known pathogenic mechanism in this disorder, the relevance of some other mechanisms such as arterial stenosis is being increasingly recognized. Arterial stenosis has been first described in the renal arteries in patients with APS, however intracranial and coeliac arteries can also be involved with various and treatable clinical manifestations. The underlying pathophysiology of this stenotic arterial vasculopathy is not fully understood but some recent studies revealed new insights into the molecular mechanism behind this endothelial cell activation in APS. In this review, we discuss these newly discovered mechanisms and highlight the diagnostic and therapeutic modalities of the APS related arterial stenosis.
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Affiliation(s)
- Ghita Harifi
- Dr Humeira Badsha Rheumatology Center, Dubai, United Arab Emirates.
| | - Wared Nour-Eldine
- Institut National de la Santé et de la Recherche Médicale (Inserm), Unit 970, Paris-Cardiovascular Research Center, Paris, France; Université Paris-Descartes, Paris, France
| | | | - Mohammad Baker Berjaoui
- Department of Internal Medicine, Lebanese American University Medical Center, Beirut, Lebanon
| | - Romy Kallas
- Department of Internal Medicine, American University of Beirut, Beirut, Lebanon
| | - Rita Khoury
- Department of Internal Medicine, Lebanese American University Medical Center, Beirut, Lebanon
| | - Imad Uthman
- Division of Rheumatology, Faculty of Medicine, American University of Beirut, Beirut, Lebanon
| | - Jamal Al-Saleh
- Division of Rheumatology, Department of Internal Medicine, Dubai Hospital, United Arab Emirates
| | - Munther A Khamashta
- Division of Rheumatology, Department of Internal Medicine, Dubai Hospital, United Arab Emirates
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Antiphospholipid Syndrome: Role of Vascular Endothelial Cells and Implications for Risk Stratification and Targeted Therapeutics. J Am Coll Cardiol 2017; 69:2317-2330. [PMID: 28473138 DOI: 10.1016/j.jacc.2017.02.058] [Citation(s) in RCA: 98] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/02/2017] [Revised: 02/21/2017] [Accepted: 02/28/2017] [Indexed: 12/28/2022]
Abstract
Antiphospholipid syndrome (APS) is an autoimmune disease characterized by venous thromboembolism, arterial thrombosis, and obstetric morbidities in the setting of persistently positive levels of antiphospholipid antibodies measured on 2 different occasions 12 weeks apart. Patients with APS are at increased risk for accelerated atherosclerosis, myocardial infarction, stroke, and valvular heart disease. Vascular endothelial cell dysfunction mediated by antiphospholipid antibodies and subsequent complement system activation play a cardinal role in APS pathogenesis. Improved understanding of their pathogenic function could help in the risk stratification of patients with APS and provide new molecular therapeutic targets.
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Funke A, Danowski A, de Andrade DCO, Rêgo J, Levy RA. A importância de reconhecer a síndrome antifosfolípide na medicina vascular. J Vasc Bras 2017; 16:140-149. [PMID: 29930638 PMCID: PMC5915862 DOI: 10.1590/1677-5449.011416] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
A síndrome antifosfolipíde (SAF) é uma doença autoimune sistêmica caracterizada por trombose arterial ou venosa recorrente e/ou morbidade gestacional e pela presença dos anticorpos antifosfolipídeos, podendo apresentar outras manifestações vasculares, como microangiopatia, arteriopatia crônica e SAF catastrófica. Determinados testes laboratoriais para a síndrome (por exemplo, o anticoagulante lúpico) podem sofrer interferência do uso de medicações anticoagulantes, dificultando o diagnóstico. A fisiopatologia da SAF é complexa, sendo enumerados no texto diversos mecanismos patogênicos relacionados à coagulação, ao endotélio e às plaquetas. Por fim, discutimos o tratamento da SAF de acordo com a presença e o tipo de manifestações clínicas, o uso dos anticoagulantes orais diretos e o manejo perioperatório de pacientes com SAF.
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Affiliation(s)
- Andreas Funke
- Universidade Federal do Paraná - UFPR, Hospital de Clínicas, Curitiba, PR, Brasil
| | - Adriana Danowski
- Hospital Federal dos Servidores do Estado - HFSE, Rio de Janeiro, RJ, Brasil
| | | | - Jozelia Rêgo
- Universidade Federal de Goiás - UFG, Faculdade de Medicina, Goiânia, GO, Brasil
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Antiphospholipid antibodies enhance rat neonatal cardiomyocyte apoptosis in an in vitro hypoxia/reoxygenation injury model via p38 MAPK. Cell Death Dis 2017; 8:e2549. [PMID: 28079888 PMCID: PMC5386347 DOI: 10.1038/cddis.2016.235] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/10/2016] [Revised: 06/01/2016] [Accepted: 06/27/2016] [Indexed: 11/08/2022]
Abstract
A significant amount of myocardial damage during a myocardial infarction (MI) occurs during the reperfusion stage, termed ischaemia/reperfusion (I/R) injury, and accounts for up to 50% of total infarcted tissue post-MI. During the reperfusion phase, a complex interplay of multiple pathways and mechanisms is activated, which ultimately leads to cell death, primarily through apoptosis. There is some evidence from a lupus mouse model that lupus IgG, specifically the antiphospholipid (aPL) antibody subset, is pathogenic in mesenteric I/R injury. Furthermore, it has previously been shown that the immunodominant epitope for the majority of circulating pathogenic aPLs resides in the N-terminal domain I (DI) of beta-2 glycoprotein I (β2GPI). This study describes the enhanced pathogenic effect of purified IgG derived from patients with lupus and/or the antiphospholipid syndrome in a cardiomyocyte H/R in vitro model. Furthermore, we have demonstrated a pathogenic role for aPL containing samples, mediated via aPL-β2GPI interactions, resulting in activation of the pro-apoptotic p38 MAPK pathway. This was shown to be inhibited using a recombinant human peptide of domain I of β2GPI in the fluid phase, suggesting that the pathogenic anti-β2GPI antibodies in this in vitro model target this domain.
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Durcan L, Petri M. Epidemiology of the Antiphospholipid Syndrome. HANDBOOK OF SYSTEMIC AUTOIMMUNE DISEASES 2017. [DOI: 10.1016/b978-0-444-63655-3.00002-8] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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Ünlü O, Zuily S, Erkan D. The clinical significance of antiphospholipid antibodies in systemic lupus erythematosus. Eur J Rheumatol 2016; 3:75-84. [PMID: 27708976 PMCID: PMC5042235 DOI: 10.5152/eurjrheum.2015.0085] [Citation(s) in RCA: 114] [Impact Index Per Article: 14.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/21/2015] [Accepted: 12/20/2015] [Indexed: 12/22/2022] Open
Abstract
Antiphospholipid syndrome (APS) is the association of thrombosis and/or pregnancy morbidity with antiphospholipid antibodies (aPL). Thirty to forty percent of systemic lupus erythematosus (SLE) patients are tested positive for aPL, which may have an impact on the SLE presentation, management, and prognosis. Compared with SLE patients without aPL, those with aPL have a higher prevalence of thrombosis, pregnancy morbidity, valve disease, pulmonary hypertension, livedo reticularis, thrombocytopenia, hemolytic anemia, acute/chronic renal vascular lesions, and moderate/severe cognitive impairment; worse quality of life; and higher risk of organ damage. The use of low-dose aspirin (LDA) is controversial for primary thrombosis and pregnancy morbidity prevention because of the lack of strong prospective controlled data. Similarly, the use of anticoagulation is controversial for patients with an aPL-related nephropathy. Until further studies are available, physicians should discuss the risk/benefits of LDA or anticoagulation as well as the available literature with patients.
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Affiliation(s)
- Ozan Ünlü
- Division of Rheumatology, Barbara Volcker Center for Women and Rheumatic Disease, Hospital for Special Surgery, Weill Cornell Medicine, New York, USA
| | - Stephane Zuily
- Division of Vascular Medicine, Centre Hospitalier Universitaire de Nancy, Regional Competence Centre For RareVascular and Systemic Autoimmune Diseases, Nancy, France
| | - Doruk Erkan
- Division of Rheumatology, Barbara Volcker Center for Women and Rheumatic Disease, Hospital for Special Surgery, Weill Cornell Medicine, New York, USA
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Zhou L, Chen H, Li WP, Gao HL, Li DB, Zhao HQ, Yao DK, Li HW. Short- and Long-term Outcomes in Patients with Connective Tissue Diseases Undergoing Percutaneous Coronary Intervention. Chin Med J (Engl) 2016; 129:804-8. [PMID: 26996475 PMCID: PMC4819300 DOI: 10.4103/0366-6999.178956] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023] Open
Abstract
BACKGROUND Coronary artery disease (CAD) is a leading cause of morbidity and mortality in patients with connective tissue diseases (CTDs). Risk factors and clinical characteristics in these patients are not equivalent to those in traditional CAD patients. The objective of this study was to report short- and long-term clinical outcomes in a consecutive series of patients with CTD who underwent percutaneous coronary intervention (PCI) with stent implantation. METHODS The study group comprised 106 consecutive patients with CTD who underwent PCI in Beijing Friendship Hospital between January 2009 and June 2012. Medical records were analyzed retrospectively including clinical basic material, coronary angiogram data, and the incidence of major adverse cardiac events (MACEs) during the short- and long-term (median 3 years) follow-up. RESULTS Ninety-two of the patients (86.8%) had one or more traditional CAD risk factors. Multivessel disease was present in more than 2/3 of patients (73.6%). The left anterior descending coronary artery was the most commonly affected vessel (65.1%). Five bare-metal stents and 202 drug-eluting stents were implanted. After a median follow-up period of 36 months, thirteen patients (12.3%) died from cardiac causes, the rate of stent thrombosis was 9.4%, and the rate of target vessel revascularization (TVR) was 14.2%. Multivariate analysis revealed that hypertension (hazard ratio [HR] = 3.07, 95% confidence interval [CI]: 1.30-7.24, P = 0.041), anterior myocardial infarction (HR = 2.77, 95% CI: 1.06-7.03, P = 0.04), longer duration of steroid treatment (HR = 3.60, 95% CI: 1.43-9.08, P = 0.032), and C-reactive protein level >10 mg/L (HR = 3.98, 95% CI: 1.19-12.56, P = 0.036) were independent predictors of MACEs. CONCLUSIONS Patients with CTD and CAD may have severe coronary lesions. PCI in these patients tends to result in an increased rate of stent thrombosis and TVR during long-term follow-up, which may be influenced by traditional and nontraditional risk factors.
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Affiliation(s)
| | | | | | | | | | | | | | - Hong-Wei Li
- Department of Cardiology, Beijing Friendship Hospital, Capital Medical University, Beijing 100050, China
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Castellon X, Bogdanova V. Chronic Inflammatory Diseases and Endothelial Dysfunction. Aging Dis 2016; 7:81-9. [PMID: 26815098 DOI: 10.14336/ad.2015.0803] [Citation(s) in RCA: 116] [Impact Index Per Article: 14.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/21/2014] [Accepted: 08/03/2015] [Indexed: 01/10/2023] Open
Abstract
Chronic inflammatory diseases are associated with increases in cardiovascular diseases (CVD) and subclinical atherosclerosis as well as early-stage endothelial dysfunction screening using the FMD method (Flow Mediated Dilation). This phenomenon, referred to as accelerated pathological remodeling of arterial wall, could be attributed to traditional risk factors associated with atherosclerosis. Several new non-invasive techniques have been used to study arterial wall's structural and functional alterations. These techniques (based of Radio Frequency, RF) allow for an assessment of artery age through calculations of intima-media thickness (RF- QIMT), pulse wave rate (RF- QAS) and endothelial dysfunction degree (FMD). The inflammatory and autoimmune diseases should now be considered as new cardiovascular risk factors, result of the major consequences of oxidative stress and RAS (Renin Angiotensin System) imbalance associated with the deleterious effect of known risk factors that lead to the alteration of the arterial wall. Inflammation plays a key role in all stages of the formation of vascular lesions maintained and exacerbated by the risk factors. The consequence of chronic inflammation is endothelial dysfunction that sets in and we can define it as an integrated marker of the damage to arterial walls by classic risk factors. The atherosclerosis, which develops among these patients, is the main cause for cardiovascular morbi-mortality and uncontrolled chronic biological inflammation, which quickly favors endothelial dysfunction. These inflammatory and autoimmune diseases should now be considered as new cardiovascular risk factors.
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Affiliation(s)
| | - Vera Bogdanova
- Privat Hospital, Athis Mons, 91200 Athis-Mons, Paris, France
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Andrade D, Bortolotto L, Bonfá E, Borba E. Primary antiphospholipid syndrome: absence of premature atherosclerosis in patients without traditional coronary artery disease risk factors. Lupus 2015; 25:472-8. [PMID: 26585072 DOI: 10.1177/0961203315617841] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2014] [Accepted: 10/23/2015] [Indexed: 11/15/2022]
Abstract
OBJECTIVE To investigate if patients with Primary Antiphospholipid Syndrome (PAPS) with venous and/or arterial thrombosis without traditional coronary artery disease (CAD) risk factors develop early atherosclerotic vascular damage. METHODS 27 female patients with PAPS (Sidney criteria) and 27 age, body mass index (BMI), and sex matched controls were consecutively selected. Exclusion criteria were: black race, age ≥55 years, traditional cardiovascular risk factors, other thrombophilias or connective tissue diseases, corticosteroids use and pregnancy. All subjects underwent Pulse Wave Velocity (PWV) and Echo-Tracking (ET), both in carotidal bed, to analyse vascular functional properties. RESULTS Age (p = 0.92) and BMI (p = 0.91) were comparable in both groups. PAPS patients and controls had similar PWV (9.07 ± 1.08 m/s vs 9.42 ± 1.47 m/s, p = 0.34) as well as echo tracking parameters such as intima-media thickness (683 ± 171 µm vs 636 ± 140 µm, p = 0.52), carotideal diameter (p = 0.26), distensibility (p = 0.92), compliance coefficients (p = 0.36) and elastic modulus (p = 0.78). Patients with exclusively venous thrombosis showed lower PWV than patients with arterial thrombosis (8.55 ± 0.70 m/s vs 9.56 ± 0.94 m/s, p = 0.01), but no difference regarding intima-media thickness (683 ± 171 µm vs 636 ± 140 µm, p = 0.52) was observed. CONCLUSION Patients with PAPS do not seem to be at higher risk of developing premature atherosclerosis. Patients who suffered exclusively venous thrombosis seem to be at lower risk than those with exclusively arterial events. Other studies need to confirm our findings.
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Affiliation(s)
- D Andrade
- Rheumatology Division, São Paulo University, São Paulo, Brazil
| | - L Bortolotto
- Heart Institute of São Paulo University, São Paulo, Brazil
| | - E Bonfá
- Rheumatology Division, São Paulo University, São Paulo, Brazil
| | - E Borba
- Rheumatology Division, São Paulo University, São Paulo, Brazil
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Merashli M, Noureldine MHA, Uthman I, Khamashta M. Antiphospholipid syndrome: an update. Eur J Clin Invest 2015; 45:653-62. [PMID: 25851448 DOI: 10.1111/eci.12449] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/16/2015] [Accepted: 04/04/2015] [Indexed: 12/17/2022]
Abstract
BACKGROUND Antiphospholipid syndrome (APS) or 'Hughes syndrome' is a prothrombotic disease characterized by thrombosis and pregnancy morbidity in the presence of antiphospholipid antibodies (aPL). More than three decades have passed, and experts are still uncovering new pieces of this disease complex pathogenesis and management. MATERIALS AND METHODS We searched in literature using MEDLINE and PubMed databases focusing on the latest development on disease pathogenesis, risk assessment of thrombosis and treatment of APS. RESULTS The phosphatidylinositol 3-kinase (PI3K)-AKT-mTORC pathway was most recently identified to have a crucial role in activating inflammation among endothelial vessel wall causing vascular lesions in APS. Additionally, new variables are being implemented to assess the risk of thrombosis in patients with APS. Global APS Score (GAPSS) utilizes cardiovascular risk factors and new autoimmune antibodies as part of the score assessment and is the most valid so far. It can be a promising tool in the future for prediction of thrombosis. Anticoagulation remains the cornerstone in APS; however, many new potential therapeutic agents are developing and are currently under investigation. CONCLUSIONS The most recent advances in pathogenesis, risk stratification and treatment provide a platform for high yield studies with the ultimate goal of providing the optimal management to patients with APS.
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Affiliation(s)
- Mira Merashli
- Division of Rheumatology, Faculty of Medicine, The Royal London Hospital, London, UK
| | | | - Imad Uthman
- Division of Rheumatology, Faculty of Medicine, American University of Beirut, Beirut, Lebanon
| | - Munther Khamashta
- Graham Hughes Lupus Research Laboratory, Division of Women's Health King's College London, The Rayne Institute, St Thomas' Hospital, London, UK
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Benhamou Y, Bellien J, Armengol G, Brakenhielm E, Adriouch S, Iacob M, Remy-Jouet I, Le Cam-Duchez V, Monteil C, Renet S, Jouen F, Drouot L, Menard JF, Borg JY, Thuillez C, Boyer O, Levesque H, Richard V, Joannidès R. Role of Toll-like receptors 2 and 4 in mediating endothelial dysfunction and arterial remodeling in primary arterial antiphospholipid syndrome. Arthritis Rheumatol 2015; 66:3210-20. [PMID: 25047402 DOI: 10.1002/art.38785] [Citation(s) in RCA: 39] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/04/2014] [Accepted: 07/10/2014] [Indexed: 12/21/2022]
Abstract
OBJECTIVE To assess the role of Toll-like receptors (TLRs) in antiphospholipid antibody (aPL)-mediated vascular abnormalities in patients with primary arterial antiphospholipid syndrome (APS). METHODS Forty-eight subjects participated in the study. Arterial function and structure and TLR pathway activation were determined in patients with primary arterial APS and matched controls. The pathogenic effects of aPL isolated from patients were assessed in wild-type (WT) and TLR-knockout mice. RESULTS APS patients had endothelial dysfunction, arterial stiffening, and hypertrophy, as evidenced by decreased brachial artery endothelium-dependent flow-mediated dilation (FMD) and increased aortic pulse wave velocity and carotid intima-media thickness (IMT), as compared with controls. Plasma samples from APS patients revealed decreased nitric oxide (NO) availability and a pro-oxidative, proinflammatory, and prothrombotic state illustrated by a decrease in nitrite and an increase in lipid peroxidation, tumor necrosis factor α levels, and tissue factor (TF) levels. Furthermore, TLR pathway activation was found in APS patients with increased TLR-2 and TLR-4 messenger RNA expression and increased protein levels of the activated TLR transduction protein interleukin-1 receptor-associated kinase 1 in peripheral blood mononuclear cells. Moreover, agonist-stimulated cell-surface expression of TLR-2 and TLR-4 in circulating monocytes was higher in APS patients than in controls. These changes were positively associated with IMT and negatively associated with FMD. Finally, aPL injection decreased mesenteric endothelium-dependent relaxation and increased TF expression in WT mice but not in TLR-2- or TLR-4-knockout mice. CONCLUSION This translational study supports the notion that TLR-2 and TLR-4 play a role in mediating vascular abnormalities in patients with primary arterial APS. TLRs thus constitute a promising pharmacologic target for preventing cardiovascular complications in APS.
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Affiliation(s)
- Ygal Benhamou
- Rouen University Hospital, INSERM U1096, University of Rouen, and Centre d'Investigation Clinique, INSERM 1404, Rouen, France
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Ambrosino P, Lupoli R, Di Minno A, Iervolino S, Peluso R, Di Minno MND. Markers of cardiovascular risk in patients with antiphospholipid syndrome: a meta-analysis of literature studies. Ann Med 2014; 46:693-702. [PMID: 25307359 DOI: 10.3109/07853890.2014.959559] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/21/2022] Open
Abstract
Several studies reported on the association between antiphospholipid syndrome (APS) and venous thrombosis. In contrast, little is known about cardiovascular (CV) risk in APS. We performed a meta-analysis on the impact of APS on major markers of CV risk. Studies on the relationship between APS and common carotid artery intima-media thickness (CCA-IMT), internal carotid artery IMT (ICA-IMT), carotid bifurcation IMT (BIF-IMT), prevalence of carotid plaques, flow-mediated dilation (FMD), nitrate-mediated dilation (NMD), and ankle-brachial index (ABI) were systematically searched in PubMed, Web of Science, Scopus, and EMBASE databases. Twenty case-control studies (668 cases, 678 controls) were included. Compared to controls, APS patients showed a higher CCA-IMT (mean difference [MD] 0.11 mm; 95% CI 0.07, 0.14), ICA-IMT (MD 0.08 mm; 95% CI 0.05, 0.11), BIF-IMT (MD 0.09 mm; 95% CI 0.06, 0.12) and a higher frequency of carotid plaques (OR 3.87; 95% CI 1.61, 9.31). Moreover, a lower FMD was found in APS subjects than in controls (MD -4.49%; 95% CI -6.20, -2.78), with no differences in NMD (MD -1.80%; 95% CI -4.01, 0.42). Finally, an increased prevalence of pathological ABI was found in APS patients compared to controls (OR 7.26; 95% CI 1.77, 29.71). Despite heterogeneity among studies, APS appears significantly associated with markers of subclinical atherosclerosis and CV risk. These findings can be useful to plan adequate prevention strategies and therapeutic approaches.
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Affiliation(s)
- Pasquale Ambrosino
- Department of Clinical Medicine and Surgery, Federico II University , Naples , Italy
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Arnaud L, Mathian A, Bruckert E, Amoura Z. Le risque cardiovasculaire au cours du lupus systémique. Rev Med Interne 2014; 35:723-9. [DOI: 10.1016/j.revmed.2014.07.005] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/05/2013] [Revised: 03/02/2014] [Accepted: 07/28/2014] [Indexed: 11/28/2022]
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Ulrich V, Konaniah ES, Lee WR, Khadka S, Shen YM, Herz J, Salmon JE, Hui DY, Shaul PW, Mineo C. Antiphospholipid antibodies attenuate endothelial repair and promote neointima formation in mice. J Am Heart Assoc 2014; 3:e001369. [PMID: 25315347 PMCID: PMC4323803 DOI: 10.1161/jaha.114.001369] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Background Antiphospholipid syndrome patients have antiphospholipid antibodies (aPLs) that promote thrombosis, and they have increased cardiovascular disease risk. Although the basis for the thrombosis has been well delineated, it is not known why antiphospholipid syndrome patients also have an increased prevalence of nonthrombotic vascular occlusion. The aims of this work were to determine if aPLs directly promote medial hypertrophy or neointima formation in mice and to identify the underlying mechanisms. Methods and Results Medial hypertrophy and neointima formation invoked by carotid artery endothelial denudation were evaluated in mice administered normal human IgG or aPLs. While aPLs had no effect on medial hypertrophy, they caused exaggerated neointima development. This was related to an aPL‐induced impairment in reendothelialization post denudation, and scratch assays in cell culture revealed that there are direct effects of aPLs on endothelium that retard cell migration. Further experiments showed that aPL antagonism of endothelial migration and repair is mediated by antibody recognition of β2‐glycoprotein I, apolipoprotein E receptor 2, and a decline in bioavailable NO. Consistent with these mechanisms, the adverse impacts of aPLs on reendothelialization and neointima formation were fully prevented by the NO donor molsidomine. Conclusions APLs blunt endothelial repair, and there is related aPL‐induced exaggeration in neointima formation after endothelial injury in mice. The initiating process entails NO deficiency mediated by β2‐glycoprotein I recognition by aPLs and apolipoprotein E receptor 2. The modulation of endothelial apolipoprotein E receptor 2 function or NO bioavailability may represent new interventions to prevent the nonthrombotic vascular occlusion and resulting cardiovascular disorders that afflict antiphospholipid syndrome patients.
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Affiliation(s)
- Victoria Ulrich
- Center for Pulmonary and Vascular Biology, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX (V.U., W.R.L., S.K., P.W.S., C.M.)
| | - Eddy S Konaniah
- Department of Pathology, Metabolic Diseases Institute, University of Cincinnati College of Medicine, Cincinnati, OH (E.S.K., D.Y.H.)
| | - Wan-Ru Lee
- Center for Pulmonary and Vascular Biology, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX (V.U., W.R.L., S.K., P.W.S., C.M.)
| | - Sadiksha Khadka
- Center for Pulmonary and Vascular Biology, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX (V.U., W.R.L., S.K., P.W.S., C.M.)
| | - Yu-Min Shen
- Division of Hematology/Oncology, Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, TX (Y.M.S.)
| | - Joachim Herz
- Department of Molecular Genetics, University of Texas Southwestern Medical Center, Dallas, TX (J.H.)
| | - Jane E Salmon
- Department of Medicine, Hospital for Special Surgery, Weill Cornell Medical College, New York, NY (J.E.S.)
| | - David Y Hui
- Department of Pathology, Metabolic Diseases Institute, University of Cincinnati College of Medicine, Cincinnati, OH (E.S.K., D.Y.H.)
| | - Philip W Shaul
- Center for Pulmonary and Vascular Biology, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX (V.U., W.R.L., S.K., P.W.S., C.M.)
| | - Chieko Mineo
- Center for Pulmonary and Vascular Biology, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX (V.U., W.R.L., S.K., P.W.S., C.M.)
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Cardiovascular risk factors in the antiphospholipid syndrome. J Immunol Res 2014; 2014:621270. [PMID: 25133195 PMCID: PMC4122060 DOI: 10.1155/2014/621270] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2014] [Revised: 05/28/2014] [Accepted: 06/11/2014] [Indexed: 01/05/2023] Open
Abstract
A major cause of morbidity and mortality in the context of the antiphospholipid syndrome (APS) is the occurrence of thrombotic events. Besides the pathogenic roles of antiphospholipid antibodies (aPL), other risk factors and medical conditions, which are conditions for traditional risk of an individual without the APS, can coexist in this patient, raising their risk of developing thrombosis. Therefore, the clinical and laboratory investigation of comorbidities known to increase cardiovascular risk in patients with antiphospholipid antibody syndrome is crucial for the adoption of a more complete and effective treatment. Experimental models and clinical studies show evidence of association between APS and premature formation of atherosclerotic plaques. Atherosclerosis has major traditional risk factors: hypertension, diabetes mellitus, obesity, dyslipidemia, smoking, and sedentary lifestyle that may be implicated in vascular involvement in patients with APS. The influence of nontraditional risk factors as hyperhomocysteinemia, increased lipoprotein a, and anti-oxLDL in the development of thromboembolic events in APS patients has been studied in scientific literature. Metabolic syndrome with all its components also has been recently studied in antiphospholipid syndrome and is associated with arterial events.
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Tselios K, Koumaras C, Urowitz MB, Gladman DD. Do current arterial hypertension treatment guidelines apply to systemic lupus erythematosus patients? A critical appraisal. Semin Arthritis Rheum 2014; 43:521-5. [DOI: 10.1016/j.semarthrit.2013.07.007] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2013] [Revised: 06/12/2013] [Accepted: 07/08/2013] [Indexed: 12/31/2022]
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Cutting-edge issues in coronary disease and the primary antiphospholipid syndrome. Clin Rev Allergy Immunol 2013; 44:51-6. [PMID: 21403998 DOI: 10.1007/s12016-011-8268-9] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
Abstract
Antiphospholipid syndrome (APS) is the most frequent cause of venous and arterial thrombotic events in young patients. The brain arterial tree is primarily affected, but coronary ischemic manifestations are also relatively frequent. Coronary involvement was suggested to be closely related to the accelerated atherosclerosis linked to the underlying disease in APS associated to systemic autoimmune diseases, in particular, systemic lupus erythematosus. However, arterial ischemic events can occur in primary APS--with no other systemic disorders--even in the absence of traditional cardiovascular risk factors and overt atherosclerosis. From a biological point of view, this finding speaks in favor for a pro-coagulant activity of anti-phospholipid antibodies rather than for their role in atherosclerotic plaque formation. On the other hand, the clinical challenge is to avoid the risk to misdiagnose young patients with potentially life-threatening symptoms, such as myocardial infarction (MI). In fact, the occurrence of nonspecific symptoms related to coronary ischemic events is frequently misdiagnosed because of its rarity in young patients. This issue is well illuminated by two cases of MI in young patients reported in the manuscript together with a systematic review of the associations and implications of coronary ischemic events in APS.
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Zenclussen AC. Adaptive immune responses during pregnancy. Am J Reprod Immunol 2013; 69:291-303. [PMID: 23418773 DOI: 10.1111/aji.12097] [Citation(s) in RCA: 60] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/23/2013] [Accepted: 01/23/2013] [Indexed: 02/05/2023] Open
Abstract
It has long been believed that there is no immune interaction between mother and conceptus during pregnancy. This concept changed after evidence was provided that the maternal immune system is aware of the semiallogeneic conceptus and develops strategies to tolerate it. Since then, finely regulated mechanisms of active tolerance toward the fetus have been described. This Special Issue of the American Journal of Reproductive Immunology deals with these mechanisms. It begins with the description of minor histocompatibility antigens in the placenta; it further goes through adaptive immune responses toward paternal fetal antigens, mostly concentrating on regulatory T cells and molecules modulating the Th1/Th2 balance. The participation of antibody-producing B cells in normal and pathological pregnancies is also discussed. This introductory chapter resumes the concepts presented throughout the Issue and discusses the clinical applications raised from these concepts.
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Affiliation(s)
- Ana Claudia Zenclussen
- Experimental Obstetrics and Gynecology, Medical Faculty, Otto-von-Guericke University, Magdeburg, Germany.
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Al Husain A, Bruce IN. Risk factors for coronary heart disease in connective tissue diseases. Ther Adv Musculoskelet Dis 2012; 2:145-53. [PMID: 22870444 DOI: 10.1177/1759720x10365301] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022] Open
Abstract
Atherosclerosis and cardiovascular disease risk is enhanced in certain connective tissue diseases such as systemic lupus erythematosus (SLE), rheumatoid arthritis (RA), systemic vasculitis and antiphospholipid syndrome. The reason for this accelerated process is likely to be multifactorial. Traditional risk factors are more prevalent in some of these patient groups compared with the general population (e.g. smoking in RA and hypertension in SLE). However, these factors do not fully explain that enhanced risk. Chronic inflammation associated with these disorders as well as some specific autoantibodies have been shown to contribute to this increased risk although their role remains controversial. The role of therapies is unclear and while steroids may exacerbate metabolic risk factors, the anti-inflammatory effects of traditional and more novel biological therapies may reduce overall cardiovascular risk in these populations. We recommend proactive screening for modifiable cardiovascular risk factors in patients with these conditions.
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Affiliation(s)
- Awal Al Husain
- arc Epidemiology Unit, School of Translational Medicine, University of Manchester, Manchester Academic Health Sciences Centre, Manchester, UK, The Kellgren Centre for Rheumatology, Central Manchester Foundation Trust, Manchester, UK
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Introducing polyautoimmunity: secondary autoimmune diseases no longer exist. Autoimmune Dis 2012; 2012:254319. [PMID: 22454759 PMCID: PMC3290803 DOI: 10.1155/2012/254319] [Citation(s) in RCA: 87] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2011] [Accepted: 11/30/2011] [Indexed: 01/17/2023] Open
Abstract
Similar pathophysiological mechanisms within autoimmune diseases have stimulated searches for common genetic roots. Polyautoimmunity is defined as the presence of more than one autoimmune disease in a single patient. When three or more autoimmune diseases coexist, this condition is called multiple autoimmune syndrome (MAS). We analyzed the presence of polyautoimmunity in 1,083 patients belonging to four autoimmune disease cohorts. Polyautoimmunity was observed in 373 patients (34.4%). Autoimmune thyroid disease (AITD) and Sjögren's syndrome (SS) were the most frequent diseases encountered. Factors significantly associated with polyautoimmunity were female gender and familial autoimmunity. Through a systematic literature review, an updated search was done for all MAS cases (January 2006-September 2011). There were 142 articles retrieved corresponding to 226 cases. Next, we performed a clustering analysis in which AITD followed by systemic lupus erythematosus and SS were the most hierarchical diseases encountered. Our results indicate that coexistence of autoimmune diseases is not uncommon and follows a grouping pattern. Polyautoimmunity is the term proposed for this association of disorders, which encompasses the concept of a common origin for these diseases.
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Toma I, McCaffrey TA. Transforming growth factor-β and atherosclerosis: interwoven atherogenic and atheroprotective aspects. Cell Tissue Res 2012; 347:155-75. [PMID: 21626289 PMCID: PMC4915479 DOI: 10.1007/s00441-011-1189-3] [Citation(s) in RCA: 127] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/01/2011] [Accepted: 05/06/2011] [Indexed: 12/15/2022]
Abstract
Age-related progression of cardiovascular disease is by far the largest health problem in the US and involves vascular damage, progressive vascular fibrosis and the accumulation of lipid-rich atherosclerotic lesions. Advanced lesions can restrict flow to key organs and can trigger occlusive thrombosis resulting in a stroke or myocardial infarction. Transforming growth factor-beta (TGF-β) is a major orchestrator of the fibroproliferative response to tissue damage. In the early stages of repair, TGF-β is released from platelets and activated from matrix reservoirs; it then stimulates the chemotaxis of repair cells, modulates immunity and inflammation and induces matrix production. At later stages, it negatively regulates fibrosis through its strong antiproliferative and apoptotic effects on fibrotic cells. In advanced lesions, TGF-β might be important in arterial calcification, commonly referred to as "hardening of the arteries". Because TGF-β can signal through multiple pathways, namely the SMADs, a MAPK pathway and the Rho/ROCK pathways, selective defects in TGF-β signaling can disrupt otherwise coordinated pathways of tissue regeneration. TGF-β is known to control cell proliferation, cell migration, matrix synthesis, wound contraction, calcification and the immune response, all being major components of the atherosclerotic process. However, many of the effects of TGF-β are essential to normal tissue repair and thus, TGF-β is often thought to be "atheroprotective". The present review attempts to parse systematically the known effects of TGF-β on both the major risk factors for atherosclerosis and to isolate the role of TGF-β in the many component pathways involved in atherogenesis.
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Affiliation(s)
- Ian Toma
- Department of Medicine, Division of Genomic Medicine, The George Washington University Medical Center, 2300 I Street NW. Ross Hall 443, Washington DC 20037, USA
| | - Timothy A. McCaffrey
- Department of Medicine, Division of Genomic Medicine, The George Washington University Medical Center, 2300 I Street NW. Ross Hall 443, Washington DC 20037, USA
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Abstract
Objective—
To perform a systematic review and meta-analysis to examine whether rheumatic disease is associated with an increased carotid intima-media thickness (CIMT; increasingly used as a surrogate marker for atherosclerosis) when compared with healthy control subjects.
Methods and Results—
A prespecified search strategy was used to identify relevant studies in the MEDLINE and EMBASE databases (January 1, 1986 to December 31, 2008). Methodological quality was assessed using the Newcastle-Ottawa score for observational studies. A total of 68 controlled comparisons from 60 different studies were reviewed: 25 (37%) on rheumatoid arthritis, 24 (35%) on systemic lupus erythematosus, 6 (9%) on systemic sclerosis, and 13 (19%) on other rheumatic diseases. Random-effects meta-regression analysis was performed. The estimated summary effect size between control and study subject CIMT measurement comparisons, with preexisting cardiovascular disease excluded, was 0.64 (95% CI, 0.46 to 0.82). This represented an overall absolute mean difference of 0.06 mm (95% CI, 0.05 to 0.06 mm). Preexisting cardiovascular disease, rheumatic disease type, and disease duration contributed to heterogeneity.
Conclusion—
Accelerated atherosclerosis is a common complication of autoimmune rheumatic diseases, with early changes seen even in pediatric patients. CIMT was significantly increased in rheumatic disease populations. Future studies need to use a standardized protocol to ensure clinically meaningful results when measuring CIMT as a surrogate for premature atherosclerosis.
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Echocardiography at diagnosis of antiphospholipid syndrome provides prognostic information on valvular disease evolution and identifies two subtypes of patients. Lupus 2010; 19:575-82. [DOI: 10.1177/0961203309353772] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
The evolution of valvular disease in antiphospholipid syndrome (APS) is barely known. In order to evaluate whether the presence or absence of valvular disease at the time of diagnosis of APS, assessed by an initial echocardiogram, predicts its subsequent evolution, we performed a prospective cohort study. We included 53 patients with APS. An initial transthoracic echocardiogram was performed on patients at the time of diagnosis of APS. Serial echocardiograms were conducted along a 12-year follow-up. Final echocardiograms were used for comparative purposes. We started with 29 patients (54%) with and 24 (45%) without valvulopathy at initial echo. At the final echocardiogram, 27 of 29 patients with initial valvulopathy continued to have valvular disease (a 93% observed likelihood), and 22 of 24 patients without initial valvulopathy demonstrated an absence of valvular disease (a 91% observed likelihood). Patients with valvulopathy in comparison with those without presented more arterial thrombotic events (69% vs. 20%, P < 0.001), atherosclerotic risk factors (62% vs. 29%, P = 0.01), livedo (48% vs. 16%, P = 0.01) and migraine (41% vs. 12%, P = 0.02). We have identified two subtypes of APS patients with and without valvulopathy by defining differential clinical features and with little crossover in valvular involvement over a long follow-up period, giving a high prognostic value to the initial echocardiographic assessment. Lupus (2010) 19, 575—582.
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Roldan CA, Joson J, Sharrar J, Qualls CR, Sibbitt WL. Premature aortic atherosclerosis in systemic lupus erythematosus: a controlled transesophageal echocardiographic study. J Rheumatol 2009; 37:71-8. [PMID: 19955049 DOI: 10.3899/jrheum.090665] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
OBJECTIVE Premature carotid and coronary atherosclerosis are common in systemic lupus erythematosus (SLE), but data on aortic atherosclerosis (AA) are limited. Thus, using multiplane transesophageal echocardiography (TEE), we sought to determine the prevalence and clinical correlates of AA in patients with SLE. METHODS Forty-seven patients with SLE (44 women, age 38 +/- 12 years) and 21 healthy controls (19 women, age 34 +/- 12 years) underwent clinical and laboratory evaluations and TEE to assess AA defined as aortic intima media thickness (IMT) > 0.86 mm or plaques as > 50% focal IMT as compared with surrounding walls. TEE studies were interpreted by an experienced observer unaware of subjects' clinical data. RESULTS The prevalence of abnormal aortic IMT, plaques, or both lesions was higher in patients as compared to controls (37%, 23%, and 43% vs 14%, 0%, and 14%, respectively, all p </= 0.02). In patients, age at diagnosis of SLE was the only positive independent predictor of AA [OR 1.12 per year from diagnosis of SLE, 95% confidence interval (CI) 1.04-1.19, p = 0.001] and cyclophosphamide therapy was the only negative independent predictor of AA (OR 0.186, 95% CI 0.153-0.95, p = 0.04, equivalent to 5.4 times less likely to develop AA). CONCLUSION AA is common in young patients with SLE and is predicted by a later age at diagnosis of SLE, but is negatively correlated with cyclophosphamide therapy. Thus, early diagnosis and more aggressive immunosuppressive therapy may be required to decrease the development and progression of atherosclerosis in patients with SLE.
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Affiliation(s)
- Carlos A Roldan
- Department of Medicine, Cardiology Division, University of New Mexico School of Medicine and New Mexico VA Health Care System, Albuquerque, New Mexico 87108, USA.
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Boffa JJ, Rougier JP, Noël N, Ronco P. [High cardiovascular complications in systemic lupus erythematosus: physiopathology and risk management]. Nephrol Ther 2009; 5:595-602. [PMID: 19733524 DOI: 10.1016/j.nephro.2009.06.009] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2008] [Revised: 06/19/2009] [Accepted: 06/20/2009] [Indexed: 10/20/2022]
Abstract
Today, cardiovascular mortality is the first cause of mortality in systemic lupus erythematosus (SLE). A 40-year-old woman with SLE is over 50 times more likely to have a myocardial infraction than a healthy woman of similar age. The high CV risk has a double origin: an early and progressive atherosclerosis and a prothrombotic propensity. Multiple factors are incriminated, including a higher prevalence of traditional CV risk factors in SLE population, as well as SLE-specific factors. Autoantibodies can modify lipid profile, induce tissue factor synthesis, favour clotting and endothelial apoptosis. Moreover, endothelial dysfunction and permanent chronic inflammation are present. Treatments are occasionally involved. To reduce more efficiently CV risk in SLE patients, we propose to consider SLE has a complete CV risk factor that should be implemented for CV risk management. This medical procedure of CV risk estimation is unusual in young patients. Its implementation in SLE patients requires a modification of medical practices. CV risk management in SLE patients include identification of optimal targets for each traditional risk factor and SLE specific treatments.
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Affiliation(s)
- Jean-Jacques Boffa
- Service de néphrologie et dialyses, hôpital Tenon, AP-HP, Paris, France.
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Cugno M, Borghi MO, Lonati LM, Ghiadoni L, Gerosa M, Grossi C, De Angelis V, Magnaghi G, Tincani A, Mari D, Riboldi P, Meroni PL. Patients with antiphospholipid syndrome display endothelial perturbation. J Autoimmun 2009; 34:105-10. [PMID: 19656656 DOI: 10.1016/j.jaut.2009.07.004] [Citation(s) in RCA: 63] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/14/2009] [Revised: 07/18/2009] [Accepted: 07/20/2009] [Indexed: 01/04/2023]
Abstract
BACKGROUND There is strong evidence that antiphospholipid antibodies (aPL) perturb endothelium both in vitro and in experimental animal models. by inducing a vasculopathy and an endothelial pro-inflammatory/coagulant phenotype. However, few contrasting studies raised the issue about the possibility to detect a comparable endothelial perturbation in anti-phospholipid syndrome (APS) patients. The aim of this observational case-control study was to evaluate several parameters of endothelial perturbation in patients with APS and without any other atherosclerosis risk factor. PATIENTS AND METHODS We investigated plasma levels of soluble adhesion molecules (s-ICAM-1, s-VCAM-1, s-E-selectin), soluble thrombomodulin (sTM), von Willebrand factor (vWF) and tissue plasminogen activator (t-PA) by solid-phase assays in 40 selected APS patients and 40 age- and sex-matched healthy subjects. In addition, we evaluated circulating endothelial cells by flow cytometry and brachial artery flow-mediated vasodilation. Patients and controls were free of conditions known to affect both the biological and the functional endothelial parameters. RESULTS Plasma levels of sTM, s-E-selectin and s-VCAM-1 did not differ from controls, while a significant increase in s-ICAM-1 (P = 0.029), t-PA (P = 0.003) and vWF titres (P = 0.002) was found. Circulating mature endothelial cells were also significantly higher in patients than in controls (P = 0.05) and decreased during both vitamin K antagonists (P = 0.001) and antiplatelet (P = 0.032) treatments. Mean brachial artery flow-mediated vasodilation responses were significantly impaired compared to healthy subjects (P = 0.0001). CONCLUSIONS As a whole these findings indicate that APS patients display an endothelial perturbation in the absence of other detectable traditional risk factors for atherosclerosis.
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Affiliation(s)
- Massimo Cugno
- Department of Internal Medicine, University of Milan, IRCCS Foundation Maggiore Hospital Policlinico, Mangiagalli, Regina Elena, Italy
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Antiphospholipid Antibodies and Atherosclerosis: Insights from Systemic Lupus Erythematosus and Primary Antiphospholipid Syndrome. Clin Rev Allergy Immunol 2008; 37:29-35. [DOI: 10.1007/s12016-008-8099-5] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
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