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Bhagawati M, Paul S, Mantella L, Johri AM, Gupta S, Laird JR, Singh IM, Khanna NN, Al-Maini M, Isenovic ER, Tiwari E, Singh R, Nicolaides A, Saba L, Anand V, Suri JS. Cardiovascular Disease Risk Stratification Using Hybrid Deep Learning Paradigm: First of Its Kind on Canadian Trial Data. Diagnostics (Basel) 2024; 14:1894. [PMID: 39272680 PMCID: PMC11393849 DOI: 10.3390/diagnostics14171894] [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: 07/10/2024] [Revised: 08/12/2024] [Accepted: 08/26/2024] [Indexed: 09/15/2024] Open
Abstract
BACKGROUND The risk of cardiovascular disease (CVD) has traditionally been predicted via the assessment of carotid plaques. In the proposed study, AtheroEdge™ 3.0HDL (AtheroPoint™, Roseville, CA, USA) was designed to demonstrate how well the features obtained from carotid plaques determine the risk of CVD. We hypothesize that hybrid deep learning (HDL) will outperform unidirectional deep learning, bidirectional deep learning, and machine learning (ML) paradigms. METHODOLOGY 500 people who had undergone targeted carotid B-mode ultrasonography and coronary angiography were included in the proposed study. ML feature selection was carried out using three different methods, namely principal component analysis (PCA) pooling, the chi-square test (CST), and the random forest regression (RFR) test. The unidirectional and bidirectional deep learning models were trained, and then six types of novel HDL-based models were designed for CVD risk stratification. The AtheroEdge™ 3.0HDL was scientifically validated using seen and unseen datasets while the reliability and statistical tests were conducted using CST along with p-value significance. The performance of AtheroEdge™ 3.0HDL was evaluated by measuring the p-value and area-under-the-curve for both seen and unseen data. RESULTS The HDL system showed an improvement of 30.20% (0.954 vs. 0.702) over the ML system using the seen datasets. The ML feature extraction analysis showed 70% of common features among all three methods. The generalization of AtheroEdge™ 3.0HDL showed less than 1% (p-value < 0.001) difference between seen and unseen data, complying with regulatory standards. CONCLUSIONS The hypothesis for AtheroEdge™ 3.0HDL was scientifically validated, and the model was tested for reliability and stability and is further adaptable clinically.
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Affiliation(s)
- Mrinalini Bhagawati
- Department of Biomedical Engineering, North-Eastern Hill University, Shillong 793022, India
| | - Sudip Paul
- Department of Biomedical Engineering, North-Eastern Hill University, Shillong 793022, India
| | - Laura Mantella
- Division of Cardiology, Department of Medicine, University of Toronto, Toronto, ON M5S 1A1, Canada
| | - Amer M Johri
- Division of Cardiology, Department of Medicine, Queen's University, Kingston, ON K7L 3N6, Canada
| | - Siddharth Gupta
- Department of Computer Science and Engineering, Bharati Vidyapeeth's College of Engineering, New Delhi 110063, India
| | - John R Laird
- Heart and Vascular Institute, Adventist Health St. Helena, St. Helena, CA 94574, USA
| | - Inder M Singh
- Stroke Diagnostic and Monitoring Division, AtheroPoint™, Roseville, CA 95661, USA
| | | | - Mustafa Al-Maini
- Allergy, Clinical Immunology and Rheumatology Institute, Toronto, ON M5G 1N8, Canada
| | - Esma R Isenovic
- Department of Radiobiology and Molecular Genetics, National Institute of The Republic of Serbia, University of Belgrade, 11001 Belgrade, Serbia
| | - Ekta Tiwari
- Department of Computer Science, Visvesvaraya National Institute of Technology (VNIT), Nagpur 440010, India
| | - Rajesh Singh
- Division of Research and Innovation, UTI, Uttaranchal University, Dehradun 248007, India
| | - Andrew Nicolaides
- Vascular Screening and Diagnostic Centre, University of Nicosia, Nicosia 2417, Cyprus
| | - Luca Saba
- Department of Radiology, Azienda Ospedaliero Universitaria, 40138 Cagliari, Italy
| | - Vinod Anand
- Stroke Diagnostic and Monitoring Division, AtheroPoint™, Roseville, CA 95661, USA
| | - Jasjit S Suri
- Stroke Diagnostic and Monitoring Division, AtheroPoint™, Roseville, CA 95661, USA
- Department of CE, Graphic Era Deemed to be University, Dehradun 248002, India
- Department of ECE, Idaho State University, Pocatello, ID 83209, USA
- University Center for Research & Development, Chandigarh University, Mohali 140413, India
- Symbiosis Institute of Technology, Nagpur Campus, Symbiosis International (Deemed University), Pune 412115, India
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2
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Rehman M, Agarwal V, Chaudhary R, Kaushik AS, Srivastava S, Srivastava S, Kumar A, Singh S, Mishra V. Pharmacological inhibition of histone deacetylase alleviates chronic unpredictable stress induced atherosclerosis and endothelial dysfunction via upregulation of BDNF. Biochem Biophys Res Commun 2024; 735:150485. [PMID: 39098273 DOI: 10.1016/j.bbrc.2024.150485] [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: 06/02/2024] [Revised: 07/26/2024] [Accepted: 07/30/2024] [Indexed: 08/06/2024]
Abstract
Long-term stress is a significant risk factor for cardiovascular diseases, including atherosclerosis and endothelial dysfunction. Moreover, prolonged stress has shown to negatively regulate central BDNF expression. The role of central BDNF in CNS disorders is well studied until recently the peripheral BDNF was also found to be involved in endothelial function regulation and atherosclerosis. The peripheral BDNF and its role in chronic stress-induced atherosclerosis and endothelial dysfunction remain unclear. Therefore, we aimed to elucidate the role of BDNF and its modulation by the HDAC inhibitor valproic acid (VA) in chronic unpredictable stress (CUS)-induced atherosclerosis and endothelial dysfunction. We demonstrated that a 10-week CUS mouse model substantially decreases central and peripheral BDNF expression, resulting in enhanced serum lipid indices, plaque deposition, fibrosis, and CD68 expression in thoracic aortas. Further, parameters associated with endothelial dysfunction such as increased levels of endothelin-1 (ET-1), adhesion molecules like VCAM-1, M1 macrophage markers, and decreased M2 macrophage markers, eNOS expression, and nitrite levels in aortas, were also observed. VA (50 mg/kg, 14 days, i. p.) was administered to mice following 8 weeks of CUS exposure until the end of the experimental procedure. VA significantly prevented the decrease in BDNF, eNOS and nitrite levels, reduced lesion formation and fibrosis in thoracic aortas and increased ET-1, and VCAM-1 followed by M2 polarization in VA-treated mice. The study highlights the potential of epigenetic modulation of BDNF as a therapeutic target, in stress-induced cardiovascular pathologies and suggests that VA could be a promising agent for mitigating CUS-induced endothelial dysfunction and atherosclerosis by BDNF modulation.
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Affiliation(s)
- Mujeeba Rehman
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Vipul Agarwal
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Rishabh Chaudhary
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Arjun Singh Kaushik
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Siddhi Srivastava
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Sukriti Srivastava
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Anand Kumar
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India
| | - Sanjay Singh
- Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India.
| | - Vikas Mishra
- Department of Pharmaceutical Sciences, Babasaheb Bhimrao Ambedkar University, Vidya Vihar, Raebareli Road, Lucknow, Uttar Pradesh, 226025, India.
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3
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Bhagawati M, Paul S, Mantella L, Johri AM, Laird JR, Singh IM, Singh R, Garg D, Fouda MM, Khanna NN, Cau R, Abraham A, Al-Maini M, Isenovic ER, Sharma AM, Fernandes JFE, Chaturvedi S, Karla MK, Nicolaides A, Saba L, Suri JS. Deep learning approach for cardiovascular disease risk stratification and survival analysis on a Canadian cohort. THE INTERNATIONAL JOURNAL OF CARDIOVASCULAR IMAGING 2024; 40:1283-1303. [PMID: 38678144 DOI: 10.1007/s10554-024-03100-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/11/2023] [Accepted: 04/02/2024] [Indexed: 04/29/2024]
Abstract
The quantification of carotid plaque has been routinely used to predict cardiovascular risk in cardiovascular disease (CVD) and coronary artery disease (CAD). To determine how well carotid plaque features predict the likelihood of CAD and cardiovascular (CV) events using deep learning (DL) and compare against the machine learning (ML) paradigm. The participants in this study consisted of 459 individuals who had undergone coronary angiography, contrast-enhanced ultrasonography, and focused carotid B-mode ultrasound. Each patient was tracked for thirty days. The measurements on these patients consisted of maximum plaque height (MPH), total plaque area (TPA), carotid intima-media thickness (cIMT), and intraplaque neovascularization (IPN). CAD risk and CV event stratification were performed by applying eight types of DL-based models. Univariate and multivariate analysis was also conducted to predict the most significant risk predictors. The DL's model effectiveness was evaluated by the area-under-the-curve measurement while the CV event prediction was evaluated using the Cox proportional hazard model (CPHM) and compared against the DL-based concordance index (c-index). IPN showed a substantial ability to predict CV events (p < 0.0001). The best DL system improved by 21% (0.929 vs. 0.762) over the best ML system. DL-based CV event prediction showed a ~ 17% increase in DL-based c-index compared to the CPHM (0.86 vs. 0.73). CAD and CV incidents were linked to IPN and carotid imaging characteristics. For survival analysis and CAD prediction, the DL-based system performs superior to ML-based models.
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Affiliation(s)
- Mrinalini Bhagawati
- Department of Biomedical Engineering, North-Eastern Hill University, Shillong, India
| | - Sudip Paul
- Department of Biomedical Engineering, North-Eastern Hill University, Shillong, India
| | - Laura Mantella
- Division of Cardiology, Department of Medicine, University of Toronto, Toronto, Canada
| | - Amer M Johri
- Division of Cardiology, Department of Medicine, Queen's University, Kingston, Canada
| | - John R Laird
- Heart and Vascular Institute, Adventist Health St. Helena, St Helena, CA, 94574, USA
| | - Inder M Singh
- Stroke Diagnostic and Monitoring Division, AtheroPoint™, Roseville, CA, 95661, USA
| | - Rajesh Singh
- Division of Research and Innovation, UTI, Uttaranchal University, Dehradun, India
| | - Deepak Garg
- School of Cowereter Science and Artificial Intelligence, SR University, Warangal, Telangana, 506371, India
| | - Mostafa M Fouda
- Department of ECE, Idaho State University, Pocatello, ID, 83209, USA
| | | | - Riccardo Cau
- Department of Radiology, Azienda Ospedaliero Universitaria, 40138, Cagliari, Italy
| | | | - Mostafa Al-Maini
- Allergy, Clinical Immunology and Rheumatology Institute, Toronto, ON, Canada
| | - Esma R Isenovic
- Department of Radiobiology and Molecular Genetics, National Institute of The Republic of Serbia, University of Belgrade, 11001, Belgrade, Serbia
| | - Aditya M Sharma
- Division of Cardiovascular Medicine, University of Virginia, Charlottesville, VA, 22904, USA
| | | | - Seemant Chaturvedi
- Department of Neurology & Stroke Program, University of Maryland, Baltimore, MD, USA
| | - Mannudeep K Karla
- Department of Radiology, Massachusetts General Hospital, Boston, MA, USA
| | - Andrew Nicolaides
- Vascular Screening and Diagnostic Centre, University of Nicosia Medical School, Nicosia, Cyprus
| | - Luca Saba
- Department of Radiology, Azienda Ospedaliero Universitaria, 40138, Cagliari, Italy
| | - Jasjit S Suri
- Stroke Diagnostic and Monitoring Division, AtheroPoint™, Roseville, CA, 95661, USA.
- Department of ECE, Idaho State University, Pocatello, ID, 83209, USA.
- Department of CE, Graphic Era Deemed to be University, 248002, Dehradun, India.
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Carmona-Maurici J, Rosa A, Azcona-Granada N, Peña E, Ricart-Jané D, Viñas A, López-Tejero MD, Domingo JC, Miñarro A, Baena-Fustegueras JA, Peinado-Onsurbe J, Pardina E. Irisin as a Novel Biomarker of Subclinical Atherosclerosis in Severe Obesity. Int J Mol Sci 2023; 24:ijms24098171. [PMID: 37175880 PMCID: PMC10179106 DOI: 10.3390/ijms24098171] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2023] [Revised: 04/27/2023] [Accepted: 05/01/2023] [Indexed: 05/15/2023] Open
Abstract
Severe obesity (SO) can accelerate atherosclerosis and the onset of acute cardiovascular events. The diagnosis of atherosclerosis in the context of a high body mass index (BMI) can be challenging, making the identification of biomarkers clinically relevant. We aimed to assess the usefulness of irisin as a biomarker for subclinical atherosclerosis in participants with SO. This prospective observational study included 61 participants undergoing bariatric surgery for SO, defined as a BMI >40 kg/m2 or >35 kg/m2 with at least one comorbidity. Atherosclerotic plaques were detected by ultrasound. Plasma samples were obtained 1 month before and at 6 and 12 months after bariatric surgery to measure irisin by ELISA. Additionally, subcutaneous samples of adipose tissue were taken and genotyped to identify irisin polymorphism rs3480. Irisin levels were positively correlated with BMI (r = 0.23, p = 0.0064), negatively correlated with atheroma-related parameters (e.g., carotid intima-media thickness), and lower in subjects with atheroma (p < 0.0002). Irisin also showed good overall accuracy for discriminating plaque presence (AUC, 0.81; 95% CI, 0.6956-0.9156). However, the rs3480 polymorphism correlated with neither the irisin levels nor the presence of atheromas. Iirisin could identify subclinical atherosclerosis in SO and might facilitate clinical diagnosis.
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Affiliation(s)
- Júlia Carmona-Maurici
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
| | - Araceli Rosa
- Secció de Zoologia i Antropologia Biològica, Departament de Biologia Evolutiva Ecologia i Ciències Ambientals Facultat de Biologia, Universitat de Barcelona, 08028 Barcelona, Spain
- Institut de Biomedicina de la Universitat de Barcelona (IBUB), 08028 Barcelona, Spain
- Centre for Biomedical Research Network on Mental Health (CIBERSAM), Instituto de Salud Carlos III, 28029 Barcelona, Spain
| | - Natalia Azcona-Granada
- Secció de Zoologia i Antropologia Biològica, Departament de Biologia Evolutiva Ecologia i Ciències Ambientals Facultat de Biologia, Universitat de Barcelona, 08028 Barcelona, Spain
| | - Elionora Peña
- Secció de Zoologia i Antropologia Biològica, Departament de Biologia Evolutiva Ecologia i Ciències Ambientals Facultat de Biologia, Universitat de Barcelona, 08028 Barcelona, Spain
| | - David Ricart-Jané
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
| | - Anna Viñas
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
| | - Maria Dolores López-Tejero
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
| | - Joan Carles Domingo
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
| | - Antonio Miñarro
- Departament de Genètica, Microbiologia i Estadística, Facultat de Biologia, Universitat de Barcelona, 08028 Barcelona, Spain
| | - Juan Antonio Baena-Fustegueras
- Gastrointestinal Surgery Department, Arnau de Vilanova University Hospital, IRB Lleida, University of Lleida, 25198 Lleida, Spain
| | - Julia Peinado-Onsurbe
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
| | - Eva Pardina
- Departament de Bioquímica i Biomedicina Molecular, Facultat de Biologia, Universitat de Barcelona, Diagonal 643, 08028 Barcelona, Spain
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Abdulmajid B, Blanken AB, van Geel EH, Daams JG, Nurmohamed MT. Effect of TNF inhibitors on arterial stiffness and intima media thickness in rheumatoid arthritis: a systematic review and meta-analysis. Clin Rheumatol 2023; 42:999-1011. [PMID: 36645550 PMCID: PMC10017587 DOI: 10.1007/s10067-023-06505-y] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/14/2022] [Revised: 12/17/2022] [Accepted: 12/31/2022] [Indexed: 01/17/2023]
Abstract
Controlling inflammation with tumor necrosis factor (TNF) inhibitors in rheumatoid arthritis (RA) patients is hypothesized to reduce their cardiovascular risk. We performed a systematic review and meta-analysis on the effects of TNF inhibitors on arterial stiffness and carotid intima media thickness (IMT) in RA. MEDLINE, EMBASE, clinicaltrials.gov , and WHO Clinical Trials Registry were searched up to September 2021 for randomized controlled trials, prospective cohort studies, and nonrandomized clinical trials evaluating the effects of TNF inhibitors on pulse wave velocity (PWV), augmentation index (AIx), and IMT in RA. A meta-analysis was performed to assess changes of these measures after therapy during different follow-up periods. Risk of bias assessment was performed using an adjusted Downs and Black checklist (INPLASY: 2022-1-0131). Thirty studies were identified from 1436 records, of which 23 were included in the meta-analysis. PWV and AIx showed a decrease after treatment (PWV: mean difference (MD) -0.51 m/s (95% CI: -0.96, -0.06), p=0.027; AIx: MD -0.57% (95% CI: -2.11, 0.96), p=0.463, sensitivity analysis AIx: MD -1.21% (95% CI: -2.60, 0.19), p=0.089). For IMT, there was a slight increase in the first months of follow-up, but this disappeared on the long-term (overall timepoints MD -0.01 mm (95% CI: -0.04, 0.02), p=0.615). Heterogeneity was high in the overall analyses and subgroups with long follow-up periods (≥12 months). The included studies showed mixed results of the effects of TNF inhibitors on the surrogate markers. The pooled results suggest that PWV and AIx decrease over time, while IMT remains stable. This indicates a favorable effect of TNF inhibitors on the cardiovascular disease risk, all the more since these markers also increase with age.
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Affiliation(s)
- Bafrin Abdulmajid
- Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Reade, Amsterdam Dr. Jan van Breemenstraat 2, PO Box 58271, 1040 HG, Amsterdam, The Netherlands. .,Amsterdam UMC, Location AMC, Amsterdam, The Netherlands.
| | - Annelies B Blanken
- Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Reade, Amsterdam Dr. Jan van Breemenstraat 2, PO Box 58271, 1040 HG, Amsterdam, The Netherlands.,Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, VU University Medical Center, Amsterdam, The Netherlands.,Department of Medical Library, Amsterdam UMC, Location AMC, Amsterdam, The Netherlands
| | - Eva H van Geel
- Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Reade, Amsterdam Dr. Jan van Breemenstraat 2, PO Box 58271, 1040 HG, Amsterdam, The Netherlands.,Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, VU University Medical Center, Amsterdam, The Netherlands
| | - Joost G Daams
- Department of Medical Library, Amsterdam UMC, Location AMC, Amsterdam, The Netherlands
| | - Michael T Nurmohamed
- Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Reade, Amsterdam Dr. Jan van Breemenstraat 2, PO Box 58271, 1040 HG, Amsterdam, The Netherlands.,Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, VU University Medical Center, Amsterdam, The Netherlands.,Department of Medical Library, Amsterdam UMC, Location AMC, Amsterdam, The Netherlands
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6
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Blanken AB, Raadsen R, Agca R, van Sijl AM, Smulders YM, Nurmohamed MT. Effect of anti-inflammatory therapy on vascular biomarkers for subclinical cardiovascular disease in rheumatoid arthritis patients. Rheumatol Int 2023; 43:315-322. [PMID: 36271190 PMCID: PMC9898416 DOI: 10.1007/s00296-022-05226-w] [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: 08/02/2022] [Accepted: 10/01/2022] [Indexed: 02/06/2023]
Abstract
OBJECTIVE To assess the effect of 4 years of anti-inflammatory therapy on markers of subclinical vascular disease in rheumatoid arthritis patients. METHODS Carotid intima media thickness (IMT), augmentation index (AIx@75) and pulse wave velocity (PWV) measurements were performed repeatedly in 61 RA patients (30 early RA starting with csDMARDs and 31 established RA starting with adalimumab) for 4 years. These markers were also measured in 29 controls with osteoarthritis at baseline (BL). RESULTS IMT and AIx@75 at BL were higher in RA compared to OA, while PWV was higher in OA. In RA patients, AIx@75 and PWV decreased in the first 6 months after starting anti-inflammatory therapy. At 48 M, the level of AIx@75 remained lower than before therapy, while PWV at 48 M was comparable to BL (AIx@75: BL 28% (95% confidence interval 25-30%), 6 M 23% (20-26%), 48 M 25% (22-28%); PWV: BL 8.5 (7.8-9.2), 6 M 8.0 (7.1-8.9), 48 M 8.6 (7.6-9.6) m/s). IMT remained stable. There was an effect of disease activity (longitudinally, adjusted for changes over time) on IMT, AIx@75 and PWV. CONCLUSION This study suggests modest beneficial changes in some surrogate markers of subclinical vascular disease after anti-inflammatory therapy. These changes were associated with improvement in disease activity markers. Whether or not these beneficial changes ultimately predict a reduction in clinicalcardiovascular endpoints remains to be established in prospective studies.
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Affiliation(s)
- Annelies B Blanken
- Amsterdam Rheumatology and Immunology Center, Location Reade, Department of Rheumatology, PO box 58271, 1040 HG, Amsterdam, the Netherlands. .,Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, Department of Rheumatology, VU University Medical Center, Amsterdam, The Netherlands.
| | - Reinder Raadsen
- Amsterdam Rheumatology and Immunology Center, Location Reade, Department of Rheumatology, PO box 58271, 1040 HG, Amsterdam, the Netherlands
| | - Rabia Agca
- Amsterdam Rheumatology and Immunology Center, Location Reade, Department of Rheumatology, PO box 58271, 1040 HG, Amsterdam, the Netherlands.,Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, Department of Rheumatology, VU University Medical Center, Amsterdam, The Netherlands
| | - Alper M van Sijl
- Amsterdam Rheumatology and Immunology Center, Location Reade, Department of Rheumatology, PO box 58271, 1040 HG, Amsterdam, the Netherlands.,Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, Department of Rheumatology, VU University Medical Center, Amsterdam, The Netherlands
| | - Yvo M Smulders
- Amsterdam UMC, Department of Internal Medicine, VU University Medical Center, Amsterdam, The Netherlands
| | - Michael T Nurmohamed
- Amsterdam Rheumatology and Immunology Center, Location Reade, Department of Rheumatology, PO box 58271, 1040 HG, Amsterdam, the Netherlands.,Amsterdam Rheumatology and Immunology Center, Location Amsterdam UMC, Department of Rheumatology, VU University Medical Center, Amsterdam, The Netherlands
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Evaluation of subclinical cardiovascular risk and cardiac function in children with vesicoureteral reflux: a prospective study. Cardiol Young 2022; 32:1222-1228. [PMID: 34583805 DOI: 10.1017/s1047951121004005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
BACKGROUND Vesicoureteral reflux is a prominent congenital anomaly of the kidney and the urinary tract. Further, renal scarring is known to be related to chronic inflammation. However, there have been limited studies to date regarding the cardiovascular consequences of vesicoureteral reflux. OBJECTIVE The aim of this study is to evaluate the possible subclinical atherosclerosis and cardiovascular complications in children with vesicoureteral reflux. METHODS Patients with vesicoureteral reflux and age matched healthy controls were prospectively included in this case-control study. Patients were divided into two groups concerning renal scarring status. To assess cardiac functions, carotid artery intima media, epicardial adipose tissue, and periaortic adipose tissue thicknesses were evaluated. RESULTS There were 50 patients with vesicoureteral reflux; 26 patients without renal scarring and 24 patients with renal scarring, as well as 40 healthy controls. Myocardial performance indexes (Tei indexes) measured by tissue Doppler echocardiography from septum and left ventricle were significantly increased in study group (for all, p < 0.001). Also, intima media, epicardial adipose tissue, and periaortic adipose tissue thicknesses of the study groups were significantly higher than the control group (for all, p < 0.001). However, no statistical difference was observed between renal scarring (-) and renal scarring (+) groups. CONCLUSIONS Results of our study showed early deterioration of cardiac systolic and diastolic functions in children with vesicoureteral reflux regardless of renal scarring. Also, diagnosis of vesicoureteral reflux is an important risk factor for subclinical atherosclerosis, independent of renal scarring, which should be considered in the follow-up of these patients.
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8
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Cardiovascular Risk Stratification in Diabetic Retinopathy via Atherosclerotic Pathway in COVID-19/non-COVID-19 Frameworks using Artificial Intelligence Paradigm: A Narrative Review. Diagnostics (Basel) 2022; 12:diagnostics12051234. [PMID: 35626389 PMCID: PMC9140106 DOI: 10.3390/diagnostics12051234] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/14/2022] [Revised: 05/11/2022] [Accepted: 05/11/2022] [Indexed: 11/18/2022] Open
Abstract
Diabetes is one of the main causes of the rising cases of blindness in adults. This microvascular complication of diabetes is termed diabetic retinopathy (DR) and is associated with an expanding risk of cardiovascular events in diabetes patients. DR, in its various forms, is seen to be a powerful indicator of atherosclerosis. Further, the macrovascular complication of diabetes leads to coronary artery disease (CAD). Thus, the timely identification of cardiovascular disease (CVD) complications in DR patients is of utmost importance. Since CAD risk assessment is expensive for low-income countries, it is important to look for surrogate biomarkers for risk stratification of CVD in DR patients. Due to the common genetic makeup between the coronary and carotid arteries, low-cost, high-resolution imaging such as carotid B-mode ultrasound (US) can be used for arterial tissue characterization and risk stratification in DR patients. The advent of artificial intelligence (AI) techniques has facilitated the handling of large cohorts in a big data framework to identify atherosclerotic plaque features in arterial ultrasound. This enables timely CVD risk assessment and risk stratification of patients with DR. Thus, this review focuses on understanding the pathophysiology of DR, retinal and CAD imaging, the role of surrogate markers for CVD, and finally, the CVD risk stratification of DR patients. The review shows a step-by-step cyclic activity of how diabetes and atherosclerotic disease cause DR, leading to the worsening of CVD. We propose a solution to how AI can help in the identification of CVD risk. Lastly, we analyze the role of DR/CVD in the COVID-19 framework.
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Blom DJ, Gaudet D, Hegele RA, Patel DS, Cegla J, Kolovou G, Marin LM. A Case Series Assessing the Effects of Lomitapide on Carotid Intima-Media Thickness in Adult Patients with Homozygous Familial Hypercholesterolaemia in a Real-World Setting. Adv Ther 2022; 39:1857-1870. [PMID: 35194765 PMCID: PMC8989825 DOI: 10.1007/s12325-021-02031-y] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/27/2021] [Accepted: 12/10/2021] [Indexed: 12/16/2022]
Abstract
INTRODUCTION Homozygous familial hypercholesterolaemia (HoFH) is characterised by extremely elevated levels of low-density lipoprotein cholesterol (LDL-C) and results from multiple mutations in genes affecting the LDL receptor pathway. Patients are at risk of premature atherosclerotic cardiovascular disease (ASCVD) and premature death. Lomitapide is a microsomal triglyceride transfer protein inhibitor developed to treat HoFH, but cardiovascular outcome data are lacking. METHODS We evaluated detailed data from five HoFH patients and one patient with heterozygous FH (HeFH) and a very severe phenotype. We also analysed confirmatory data from a further 8 HoFH cases. In total, we analysed data from patients in seven global centres in six countries who were all treated with lomitapide with long-term follow-up. Carotid intima-media thickness (CIMT) imaging was recorded on an ad hoc basis to monitor ASCVD in HoFH. RESULTS Lomitapide resulted in marked decreases in LDL-C of 56.8-93.9% [77.7-93.9% in the 6 initial cases (mean nadir 64.8 ± 30.1 mg/dL); 56.8-86.0% in the 8 confirmatory cases (mean nadir 131.4 ± 38.2 mg/dL)]. CIMT regressed in 50% of cases (mean follow-up 5.0 ± 3.1 years in initial six cases, and 4.4 ± 1.4 years in confirmatory cases). In the remaining patients, CIMT showed little further change. In patients where assessments of plaque area were available, regression or stabilisation in CIMT was accompanied by clinically significant regression of plaque area. CONCLUSIONS Lomitapide reduces LDL-C levels in patients with HoFH and severe LDL-C phenotypes, and results in stabilisation and/or regression of CIMT, which is an established marker of ASCVD risk. Additional data are needed to determine if this confers a survival benefit in these very high-risk patients.
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Guo YL, Ampon RD, Hanigan IC, Knibbs LD, Geromboux C, Su TC, Negishi K, Poulos L, Morgan GG, Marks GB, Jalaludin B. Relationship between life-time exposure to ambient fine particulate matter and carotid artery intima-media thickness in Australian children aged 11-12 years. ENVIRONMENTAL POLLUTION (BARKING, ESSEX : 1987) 2021; 291:118072. [PMID: 34592695 DOI: 10.1016/j.envpol.2021.118072] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/10/2021] [Revised: 08/27/2021] [Accepted: 08/28/2021] [Indexed: 06/13/2023]
Abstract
Long-term exposure to air pollutants, especially particulates, in adulthood is related to cardiovascular diseases and vascular markers of atherosclerosis. However, whether vascular changes in children is related to exposure to air pollutants remains unknown. This study examined whether childhood exposure to air pollutants was related to a marker of cardiovascular risk, carotid intima-media thickness (CIMT) in children aged 11-12 years old. Longitudinal Study of Australian Children (LSAC) recruited parents and their children born in 2003-4. Among the participants, CheckPoint examination was conducted when the children were 11-12 years old. Ultrasound of the right carotid artery was performed using standardized protocols. Average and maximum far-wall CIMT, carotid artery distensibility, and elasticity were quantified using semiautomated software. Annual and life-time exposure to air pollutants was estimated using satellite-based land-use regression by residential postcodes. A total of 1063 children (50.4% girls) with CIMT data, serum cholesterol, and modeled estimates of NO2 and PM2.5 exposure for the period 2003 to 2015 were included. The average and maximum CIMT, carotid distensibility, and elasticity were 497 μm (standard deviation, SD 58), 580 μm (SD 44), 17.4% (SD 3.2), and 0.48%/mmHg (SD 0.09), respectively. The life-time average concentrations of PM2.5 and NO2 were 6.4 μg/m3 (SD 1.4) and 6.4 ppb (SD 2.4), respectively. Both average and maximum CIMT were significantly associated with average ambient PM2.5 concentration (average CIMT: +5.5 μm per μg/m3, 95% confidence interval, CI 2.4 to 8.5, and maximum CIMT: +4.9 μm per μg/m3, CI 2.3 to 7.6), estimated using linear regression, adjusting for potential confounders. CIMT was not significantly related to NO2 exposure. Carotid artery diameter, distensibility, and elasticity were not significantly associated with air pollutants. We conclude that life-time exposure to low levels of PM2.5 in children might have measurable adverse impacts on vascular structure by age 11-12 years.
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Affiliation(s)
- Yue Leon Guo
- Department of Environmental and Occupational Medicine, National Taiwan University (NTU) College of Medicine and NTU Hospital, Taipei, Taiwan; Institute of Environmental and Occupational Health Sciences, NTU College of Public Health, Taipei, Taiwan; National Institute of Environmental Health Sciences, National Health Research Institutes, Zhunan, Taiwan; Respiratory and Environmental Epidemiology, Woolcock Institute of Medical Research, University of Sydney, Australia.
| | - Rosario D Ampon
- Australian Centre for Airways Disease Monitoring, Woolcock Institute of Medical Research, University of Sydney, Australia
| | - Ivan C Hanigan
- University Centre for Rural Health, School of Public Health, The University of Sydney, Sydney, NSW, 2006, Australia; Health Research Institute, University of Canberra, Canberra, ACT, 2617, Australia; Centre for Air Pollution, Energy and Health Research (CAR), Sydney, NSW, 2006, Australia
| | - Luke D Knibbs
- Centre for Air Pollution, Energy and Health Research (CAR), Sydney, NSW, 2006, Australia; School of Public Health, University of Sydney, Sydney, NSW, 2006, Australia
| | - Christy Geromboux
- University Centre for Rural Health, School of Public Health, The University of Sydney, Sydney, NSW, 2006, Australia; Health Research Institute, University of Canberra, Canberra, ACT, 2617, Australia; Centre for Air Pollution, Energy and Health Research (CAR), Sydney, NSW, 2006, Australia
| | - Ta-Chen Su
- Department of Environmental and Occupational Medicine, National Taiwan University (NTU) College of Medicine and NTU Hospital, Taipei, Taiwan; Institute of Environmental and Occupational Health Sciences, NTU College of Public Health, Taipei, Taiwan; Department of Internal Medicine, National Taiwan University (NTU) College of Medicine and NTU Hospital, Taipei, Taiwan
| | - Kazuaki Negishi
- Sydney Medical School Nepean, Faculty of Medicine and Health, Charles Perkins Centre Nepean, The University of Sydney, NSW, Australia
| | - Leanne Poulos
- Australian Centre for Airways Disease Monitoring, Woolcock Institute of Medical Research, University of Sydney, Australia
| | - Geoffrey G Morgan
- University Centre for Rural Health, School of Public Health, The University of Sydney, Sydney, NSW, 2006, Australia; Centre for Air Pollution, Energy and Health Research (CAR), Sydney, NSW, 2006, Australia
| | - Guy B Marks
- Respiratory and Environmental Epidemiology, Woolcock Institute of Medical Research, University of Sydney, Australia; Centre for Air Pollution, Energy and Health Research (CAR), Sydney, NSW, 2006, Australia
| | - Bin Jalaludin
- Centre for Air Pollution, Energy and Health Research (CAR), Sydney, NSW, 2006, Australia; Ingham Institute for Applied Medical Research, University of New South Wales, Liverpool, NSW, Australia
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Circulating Biomarkers Reflecting Destabilization Mechanisms of Coronary Artery Plaques: Are We Looking for the Impossible? Biomolecules 2021; 11:biom11060881. [PMID: 34198543 PMCID: PMC8231770 DOI: 10.3390/biom11060881] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/16/2021] [Revised: 06/11/2021] [Accepted: 06/12/2021] [Indexed: 12/12/2022] Open
Abstract
Despite significant strides to mitigate the complications of acute coronary syndrome (ACS), this clinical entity still represents a major global health burden. It has so far been well-established that most of the plaques leading to ACS are not a result of gradual narrowing of the vessel lumen, but rather a result of sudden disruption of vulnerable atherosclerotic plaques. As most of the developed imaging modalities for vulnerable plaque detection are invasive, multiple biomarkers were proposed to identify their presence. Owing to the pivotal role of lipids and inflammation in the pathophysiology of atherosclerosis, most of the biomarkers originated from one of those processes, whereas recent advancements in molecular sciences shed light on the use of microRNAs. Yet, at present there are no clinically implemented biomarkers or any other method for that matter that could non-invasively, yet reliably, diagnose the vulnerable plaque. Hence, in this review we summarized the available knowledge regarding the pathophysiology of plaque instability, the current evidence on potential biomarkers associated with plaque destabilization and finally, we discussed if search for biomarkers could one day bring us to non-invasive, cost-effective, yet valid way of diagnosing the vulnerable, rupture-prone coronary artery plaques.
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Role of artificial intelligence in cardiovascular risk prediction and outcomes: comparison of machine-learning and conventional statistical approaches for the analysis of carotid ultrasound features and intra-plaque neovascularization. Int J Cardiovasc Imaging 2021; 37:3145-3156. [PMID: 34050838 DOI: 10.1007/s10554-021-02294-0] [Citation(s) in RCA: 13] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/27/2021] [Accepted: 05/19/2021] [Indexed: 10/21/2022]
Abstract
The aim of this study was to compare machine learning (ML) methods with conventional statistical methods to investigate the predictive ability of carotid plaque characteristics for assessing the risk of coronary artery disease (CAD) and cardiovascular (CV) events. Focused carotid B-mode ultrasound, contrast-enhanced ultrasound, and coronary angiography were performed on 459 participants. These participants were followed for 30 days. Plaque characteristics such as carotid intima-media thickness (cIMT), maximum plaque height (MPH), total plaque area (TPA), and intraplaque neovascularization (IPN) were measured at baseline. Two ML-based algorithms-random forest (RF) and random survival forest (RSF) were used for CAD and CV event prediction. The performance of these algorithms was compared against (i) univariate and multivariate analysis for CAD prediction using the area-under-the-curve (AUC) and (ii) Cox proportional hazard model for CV event prediction using the concordance index (c-index). There was a significant association between CAD and carotid plaque characteristics [cIMT (odds ratio (OR) = 1.49, p = 0.03), MPH (OR = 2.44, p < 0.0001), TPA (OR = 1.61, p < 0.0001), and IPN (OR = 2.78, p < 0.0001)]. IPN alone reported significant CV event prediction (hazard ratio = 1.24, p < 0.0001). CAD prediction using the RF algorithm reported an improvement in AUC by ~ 3% over the univariate analysis with IPN alone (0.97 vs. 0.94, p < 0.0001). Cardiovascular event prediction using RSF demonstrated an improvement in the c-index by ~ 17.8% over the Cox-based model (0.86 vs. 0.73). Carotid imaging phenotypes and IPN were associated with CAD and CV events. The ML-based system is superior to the conventional statistically-derived approaches for CAD prediction and survival analysis.
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Marczynski P, Meineck M, Xia N, Li H, Kraus D, Roth W, Möckel T, Boedecker S, Schwarting A, Weinmann-Menke J. Vascular Inflammation and Dysfunction in Lupus-Prone Mice-IL-6 as Mediator of Disease Initiation. Int J Mol Sci 2021; 22:ijms22052291. [PMID: 33669022 PMCID: PMC7956579 DOI: 10.3390/ijms22052291] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/10/2021] [Revised: 02/16/2021] [Accepted: 02/21/2021] [Indexed: 01/26/2023] Open
Abstract
BACKGROUND Systemic lupus erythematosus (SLE) is a chronic inflammatory autoimmune disease and patients are under an increased risk for cardiovascular (CV) events and mortality. The increased CV risk for patients with SLE seems to be caused by a premature and accelerated atherosclerosis, attributable to lupus-specific risk factors (i.e., increased systemic inflammation, altered immune status), apart from traditional CV risk factors. To date, there is no established experimental model to explore the pathogenesis of this increased CV risk in SLE patients. METHODS Here we investigated whether MRL-Faslpr mice, which develop an SLE-like phenotype, may serve as a model to study lupus-mediated vascular disease. Therefore, MRL-Faslpr, MRL-++, and previously generated Il6-/- MRL-Faslpr mice were used to evaluate vascular changes and possible mechanisms of vascular dysfunction and damage. RESULTS Contrary to MRL-++ control mice, lupus-prone MRL-Faslpr mice exhibited a pronounced vascular and perivascular leukocytic infiltration in various organs; expression of pro-inflammatory cytokines in the aorta and kidney was augmented; and intima-media thickness of the aorta was increased. IL-6 deficiency reversed these changes and restored aortic relaxation. CONCLUSION Our findings demonstrate that the MRL-Faslpr mouse model is an excellent tool to investigate vascular damage in SLE mice. Moreover, IL-6 promotes vascular inflammation and damage and could potentially be a therapeutic target for the treatment of accelerated arteriosclerosis in SLE.
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Affiliation(s)
- Paul Marczynski
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
| | - Myriam Meineck
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
| | - Ning Xia
- Institute of Pharmacology, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (N.X.); (H.L.)
| | - Huige Li
- Institute of Pharmacology, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (N.X.); (H.L.)
| | - Daniel Kraus
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
| | - Wilfried Roth
- Institute of Pathology, Medical Center of the Johannes-Gutenberg University Mainz, 55131 Mainz, Germany;
| | - Tamara Möckel
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
| | - Simone Boedecker
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
| | - Andreas Schwarting
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
| | - Julia Weinmann-Menke
- Department of Nephrology and Rheumatology, University Center of Autoimmunity, Johannes-Gutenberg University Mainz, 55131 Mainz, Germany; (P.M.); (M.M.); (D.K.); (T.M.); (S.B.); (A.S.)
- Correspondence: ; Tel.: +49-6131-176774; Fax: +49-6131-17476774
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Tanaka A, Node K. Cardiovascular surrogate markers and cardiometabolic therapeutics: a viewpoint learned from clinical trials on dipeptidyl peptidase-4 inhibitors. Cardiovasc Diabetol 2021; 20:41. [PMID: 33573675 PMCID: PMC7879604 DOI: 10.1186/s12933-021-01234-5] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/20/2021] [Accepted: 01/30/2021] [Indexed: 01/14/2023] Open
Abstract
Clinical trials are often performed to investigate the effects of various types of cardiometabolic therapies on cardiovascular surrogate markers, including vascular function and biomarkers. This study platform has the potential to provide information on the suspected actions of drugs and mechanistic insights into their prognostic impact. However, despite using the same class of drugs and similar study designs we are often faced with inconsistent and even conflicting results, possibly leading to some confusion in the clinical setting. When interpreting these results, it is important to investigate what caused the differences and carefully assess the information, taking into account the research situation and the patient population investigated. Using this approach, assessment of the impact on cardiovascular surrogate markers observed in clinical studies from multiple perspectives should help to better understand the potential cardiovascular effects. In this commentary we discuss how we should interpret the effects of cardiometabolic therapeutics on vascular surrogate markers, based on viewpoints learned from the results of clinical trials on dipeptidyl peptidase-4 inhibitors. This learning strategy could also be helpful for appropriate selection of drugs for evidence-based, patient-centric, tailored medication.
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Affiliation(s)
- Atsushi Tanaka
- Department of Cardiovascular Medicine, Saga University, 5-1-1 Nabeshima, Saga, 849-8501, Japan.
| | - Koichi Node
- Department of Cardiovascular Medicine, Saga University, 5-1-1 Nabeshima, Saga, 849-8501, Japan
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Abstract
Background: The ideal cardiovascular health index (CVHI) is a measure to summarize cardiovascular (CV) health, and includes smoking, body-mass index, physical activity, blood pressure, glucose, total cholesterol, and diet. Objective: This study aimed to assess CV health using the CVHI and determinants on CV health in a rural African population, and correlate carotid intima-media thickness (CIMT), a surrogate marker for atherosclerosis, with CVHI. Methods: A cross-sectional analysis was performed on baseline data of the Ndlovu Cohort Study, located in rural South Africa. CVHI score (CVHIs) was calculated by the sum of favourable CVHI factors (range 0 to 7). Logistic regression was performed to examine the association of age, sex, HIV-status, education level, employment status, and income with good CV health (5–7 favourable health factors). Mean CIMT was displayed by poor, intermediate and good CV health. Results: The study included 1927 participants with a mean age of 38.7 years (SD ± 12.8). Of the factors contributing to the CVHI, glucose and total cholesterol scored best; diet least good. Average CVHIs for the population was 4.4 (SD ± 1.2) and 53% of the population had a good CV health. Determinants associated with good CV health were younger age, higher educational attainment, and HIV positivity. CVHIs showed good agreement with CIMT. Conclusion: CVHIs showed that more than half of the participants had a good CV health. Agreement between CVHIs and CIMT indicates potential use of CVHIs as a surrogate marker for CV risk. The study highlights the importance of education for health promotion; good CV health in HIV-positive participants may in part be attributed to more frequent health care contact and provision of chronic disease care. Highlights Good cardiovascular health (CVH) was observed in 53% of the study population. In global comparison, rural African study participants showed a good CVH score. HIV positivity was associated with a good CVH score. CVH score showed good agreement with carotid intima-media thickness.
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Low-Cost Office-Based Cardiovascular Risk Stratification Using Machine Learning and Focused Carotid Ultrasound in an Asian-Indian Cohort. J Med Syst 2020; 44:208. [DOI: 10.1007/s10916-020-01675-7] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/27/2020] [Accepted: 11/09/2020] [Indexed: 12/13/2022]
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Effects of phytoestrogen supplementation on intermediate cardiovascular disease risk factors among postmenopausal women: a meta-analysis of randomized controlled trials. ACTA ACUST UNITED AC 2020; 27:1081-1092. [DOI: 10.1097/gme.0000000000001566] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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Carmona-Maurici J, Cuello E, Sánchez E, Miñarro A, Rius F, Bueno M, de la Fuente MC, Olsina Kissler JJ, Vidal T, Maria V, Betriu À, Lecube A, Baena-Fustegueras JA, Peinado-Onsurbe J, Pardina E. Impact of bariatric surgery on subclinical atherosclerosis in patients with morbid obesity. Surg Obes Relat Dis 2020; 16:1419-1428. [PMID: 32694041 DOI: 10.1016/j.soard.2020.05.035] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2020] [Revised: 04/29/2020] [Accepted: 05/03/2020] [Indexed: 12/20/2022]
Abstract
BACKGROUND The main cause of death in obese individuals is cardiovascular disease precipitated by atherosclerosis. Endothelial dysfunction and inflammation are considered early events in the development of the disease. OBJECTIVES The aim of this study was to identify biomarkers of subclinical atherosclerosis in patients with morbid obesity by comparing clinical, vascular, and biochemical parameters indicative of endothelial dysfunction in patients with and without atheromatous plaque and monitoring changes after bariatric surgery. SETTINGS Multicenter collaboration between Biochemistry and Biomedicine Department in Barcelona University and University Hospital Arnau de Vilanova in Lleida. METHODS Plasma samples from 66 patients with morbid obesity were obtained before bariatric surgery and at 6 and 12 months after. Patients were divided into 2 groups based on the presence of atheromatous plaque. We used contrast-enhanced carotid ultrasound, enzyme-linked immunosorbent assay, Griess, and EndoPAT-2000 methods. RESULTS Patients with plaque showed the worst profile of cardiovascular risk factors. Carotid intima-media thickness and plasminogen activator inhibitor-1 were higher in plaque group (P < .0001). After bariatric surgery, vasa vasorum, oxidized low-density lipoprotein, and plasminogen activator inhibitor-1 decreased (P < .0001 in all cases). CONCLUSIONS Obesity promotes atherogenesis, leading to vascular endothelial damage. Bariatric surgery reduces cardiovascular risk and the prognosis is better for patients without plaque. The increase in plasminogen activator inhibitor-1, carotid intima-media thickness, and vasa vasorum proliferation might be the first alterations in the atheromatous process in obesity and could serve as good biomarkers of subclinical atherosclerosis.
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Affiliation(s)
- Júlia Carmona-Maurici
- Department of Biochemistry and Molecular Biomedicine, Biology Faculty, University of Barcelona, Barcelona, Spain
| | - Elena Cuello
- Gastrointestinal Surgery Department, Arnau de Vilanova University Hospital, IRB Lleida, University of Lleida, Lleida, Spain
| | - Enric Sánchez
- Endocrinology and Nutrition Department, Arnau de Vilanova University Hospital, Obesity, Diabetes and Metabolism research group, IRBLleida, University of Lleida, Lleida, Spain
| | - Antonio Miñarro
- Department of Genetics, Microbiology and Statistics, Biology Faculty, University of Barcelona, Barcelona, Spain
| | - Ferran Rius
- Endocrinology and Nutrition Department, Arnau de Vilanova University Hospital, Obesity, Diabetes and Metabolism research group, IRBLleida, University of Lleida, Lleida, Spain
| | - Marta Bueno
- Endocrinology and Nutrition Department, Arnau de Vilanova University Hospital, Obesity, Diabetes and Metabolism research group, IRBLleida, University of Lleida, Lleida, Spain
| | - M Cruz de la Fuente
- Gastrointestinal Surgery Department, Arnau de Vilanova University Hospital, IRB Lleida, University of Lleida, Lleida, Spain
| | - Jorge Juan Olsina Kissler
- Gastrointestinal Surgery Department, Arnau de Vilanova University Hospital, IRB Lleida, University of Lleida, Lleida, Spain
| | - Teresa Vidal
- Vascular and Renal Translational Research Group, IRB Lleida, RedinRen-ISCIII, Lleida, Spain
| | - Virtudes Maria
- Vascular and Renal Translational Research Group, IRB Lleida, RedinRen-ISCIII, Lleida, Spain
| | - Àngels Betriu
- Vascular and Renal Translational Research Group, IRB Lleida, RedinRen-ISCIII, Lleida, Spain
| | - Albert Lecube
- Gastrointestinal Surgery Department, Arnau de Vilanova University Hospital, IRB Lleida, University of Lleida, Lleida, Spain; Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas, Instituto de Salud Carlos III, Madrid, Spain
| | - Juan Antonio Baena-Fustegueras
- Gastrointestinal Surgery Department, Arnau de Vilanova University Hospital, IRB Lleida, University of Lleida, Lleida, Spain
| | - Julia Peinado-Onsurbe
- Department of Biochemistry and Molecular Biomedicine, Biology Faculty, University of Barcelona, Barcelona, Spain.
| | - Eva Pardina
- Department of Biochemistry and Molecular Biomedicine, Biology Faculty, University of Barcelona, Barcelona, Spain
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Jamthikar A, Gupta D, Khanna NN, Saba L, Laird JR, Suri JS. Cardiovascular/stroke risk prevention: A new machine learning framework integrating carotid ultrasound image-based phenotypes and its harmonics with conventional risk factors. Indian Heart J 2020; 72:258-264. [PMID: 32861380 PMCID: PMC7474133 DOI: 10.1016/j.ihj.2020.06.004] [Citation(s) in RCA: 24] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2019] [Revised: 05/29/2020] [Accepted: 06/10/2020] [Indexed: 12/11/2022] Open
Abstract
MOTIVATION Machine learning (ML)-based stroke risk stratification systems have typically focused on conventional risk factors (CRF) (AtheroRisk-conventional). Besides CRF, carotid ultrasound image phenotypes (CUSIP) have shown to be powerful phenotypes risk stratification. This is the first ML study of its kind that integrates CUSIP and CRF for risk stratification (AtheroRisk-integrated) and compares against AtheroRisk-conventional. METHODS Two types of ML-based setups called (i) AtheroRisk-integrated and (ii) AtheroRisk-conventional were developed using random forest (RF) classifiers. AtheroRisk-conventional uses a feature set of 13 CRF such as age, gender, hemoglobin A1c, fasting blood sugar, low-density lipoprotein, and high-density lipoprotein (HDL) cholesterol, total cholesterol (TC), a ratio of TC and HDL, hypertension, smoking, family history, triglyceride, and ultrasound-based carotid plaque score. AtheroRisk-integrated system uses the feature set of 38 features with a combination of 13 CRF and 25 CUSIP features (6 types of current CUSIP, 6 types of 10-year CUSIP, 12 types of quadratic CUSIP (harmonics), and age-adjusted grayscale median). Logistic regression approach was used to select the significant features on which the RF classifier was trained. The performance of both ML systems was evaluated by area-under-the-curve (AUC) statistics computed using a leave-one-out cross-validation protocol. RESULTS Left and right common carotid arteries of 202 Japanese patients were retrospectively examined to obtain 404 ultrasound scans. RF classifier showed higher improvement in AUC (~57%) for leave-one-out cross-validation protocol. Using RF classifier, AUC statistics for AtheroRisk-integrated system was higher (AUC = 0.99,p-value<0.001) compared to AtheroRisk-conventional (AUC = 0.63,p-value<0.001). CONCLUSION The AtheroRisk-integrated ML system outperforms the AtheroRisk-conventional ML system using RF classifier.
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Affiliation(s)
- Ankush Jamthikar
- Department of Electronics and Communication Engineering, Visvesvaraya National Institute of Technology, Nagpur, Maharashtra, India
| | - Deep Gupta
- Department of Electronics and Communication Engineering, Visvesvaraya National Institute of Technology, Nagpur, Maharashtra, India
| | - Narendra N Khanna
- Department of Cardiology, Indraprastha APOLLO Hospitals, New Delhi, India
| | - Luca Saba
- Department of Radiology, University of Cagliari, Italy
| | - John R Laird
- Heart and Vascular Institute, Adventist Health St. Helena, St Helena, CA, USA
| | - Jasjit S Suri
- Stroke Monitoring and Diagnostic Division, AtheroPoint™, Roseville, CA, USA.
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Anagnostis P, Vaitsi K, Mintziori G, Goulis DG, Mikhailidis DP. Non-coronary atherosclerotic cardiovascular disease in patients with familial hypercholesterolaemia. Curr Med Res Opin 2020; 36:731-740. [PMID: 32096673 DOI: 10.1080/03007995.2020.1734783] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
Objective: Familial hypercholesterolaemia (FH) is a common autosomal dominant inherited disease, affecting 1 in 200-500 individuals worldwide. FH is characterized by elevated circulating low-density lipoprotein cholesterol (LDL-C) concentrations. Its association with increased risk of coronary heart disease (CHD) (>10-fold, compared with patients without FH) is well documented. However, the association between FH and non-CHD atherosclerotic cardiovascular disease (ASCVD) risk has been poorly documented.Methods: PubMed was searched for English language publications regarding the association between FH and carotid artery stenosis, stroke, peripheral artery disease (PAD; lower limbs and other arterial beds), aortic valve calcification (AoVC), aortic and renal artery disease, chronic kidney disease, atrial fibrillation and heart failure, from conception until 22 December 2019.Results: Despite the small number of available studies, as well as their characteristics (sample size, diagnostic criteria used, retrospective or cross-sectional design), there is evidence for a positive association between FH and stroke, PAD or AoVC. More data are needed for definitive conclusions regarding aortic and renal artery disease, chronic kidney disease, atrial fibrillation and heart failure. There is paucity of data with respect to homozygous FH. Increased lipoprotein (a) concentrations, often seen in FH patients, may also contribute to this non-CHD atherosclerotic process. A key question is whether statins or other LDL-C-lowering therapies, provide an additional reduction in the risk of these less-recognized vascular and non-vascular complications in FH patients.Conclusions: Heterozygous FH is associated with increased risk for stroke, PAD and AoVC. Clinicians should take these non-CHD ASCVD aspects into consideration for optimal management of FH patients.
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Affiliation(s)
- Panagiotis Anagnostis
- Unit of Reproductive Endocrinology, 1st Department of Obstetrics and Gynaecology, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece
- Department of Endocrinology, Police Medical Centre of Thessaloniki, Thessaloniki, Greece
| | - Konstantina Vaitsi
- Department of Endocrinology, Police Medical Centre of Thessaloniki, Thessaloniki, Greece
| | - Gesthimani Mintziori
- Unit of Reproductive Endocrinology, 1st Department of Obstetrics and Gynaecology, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece
| | - Dimitrios G Goulis
- Unit of Reproductive Endocrinology, 1st Department of Obstetrics and Gynaecology, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece
| | - Dimitri P Mikhailidis
- Department of Clinical Biochemistry and Department of Surgery, Royal Free Hospital Campus, University College Medical School, University College London, London, UK
- Mohammed Bin Rashid University of Medicine and Health Sciences, Dubai
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21
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Viswanathan V, Jamthikar AD, Gupta D, Puvvula A, Khanna NN, Saba L, Viskovic K, Mavrogeni S, Turk M, Laird JR, Pareek G, Miner M, Ajuluchukwu J, Sfikakis PP, Protogerou A, Kitas GD, Nicolaides A, Sharma A, Suri JS. Integration of estimated glomerular filtration rate biomarker in image-based cardiovascular disease/stroke risk calculator: a south Asian-Indian diabetes cohort with moderate chronic kidney disease. INT ANGIOL 2020; 39:290-306. [PMID: 32214072 DOI: 10.23736/s0392-9590.20.04338-2] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND Recently, a 10-year image-based integrated calculator (called AtheroEdge Composite Risk Score-AECRS1.0) was developed which combines conventional cardiovascular risk factors (CCVRF) with image phenotypes derived from carotid ultrasound (CUS). Such calculators did not include chronic kidney disease (CKD)-based biomarker called estimated glomerular filtration rate (eGFR). The novelty of this study is to design and develop an advanced integrated version called-AECRS2.0 that combines eGFR with image phenotypes to compute the composite risk score. Furthermore, AECRS2.0 was benchmarked against QRISK3 which considers eGFR for risk assessment. METHODS The method consists of three major steps: 1) five, current CUS image phenotypes (CUSIP) measurements using AtheroEdge system (AtheroPoint, CA, USA) consisting of: average carotid intima-media thickness (cIMTave), maximum cIMT (cIMTmax), minimum cIMT (cIMTmin), variability in cIMT (cIMTV), and total plaque area (TPA); 2) five, 10-year CUSIP measurements by combining these current five CUSIP with 11 CCVRF (age, ethnicity, gender, body mass index, systolic blood pressure, smoking, carotid artery type, hemoglobin, low-density lipoprotein cholesterol, total cholesterol, and eGFR); 3) AECRS2.0 risk score computation and its comparison to QRISK3 using area-under-the-curve (AUC). RESULTS South Asian-Indian 339 patients were retrospectively analyzed by acquiring their left/right common carotid arteries (678 CUS, mean age: 54.25±9.84 years; 75.22% males; 93.51% diabetic with HbA1c ≥6.5%; and mean eGFR 73.84±20.91 mL/min/1.73m<sup>2</sup>). The proposed AECRS2.0 reported higher AUC (AUC=0.89, P<0.001) compared to QRISK3 (AUC=0.51, P<0.001) by ~74% in CKD patients. CONCLUSIONS An integrated calculator AECRS2.0 can be used to assess the 10-year CVD/stroke risk in patients suffering from CKD. AECRS2.0 was much superior to QRISK3.
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Affiliation(s)
- Vijay Viswanathan
- MV Hospital for Diabetes and Professor M Viswanathan Diabetes Research Centre, Chennai, India
| | - Ankush D Jamthikar
- Department of Electronics and Communications, Visvesvaraya National Institute of Technology, Nagpur, India
| | - Deep Gupta
- Department of Electronics and Communications, Visvesvaraya National Institute of Technology, Nagpur, India
| | | | - Narendra N Khanna
- Department of Cardiology, Indraprastha APOLLO Hospitals, New Delhi, India
| | - Luca Saba
- Department of Radiology, University of Cagliari, Cagliari, Italy
| | - Klaudija Viskovic
- Department of Radiology and Ultrasound, University Hospital for Infectious Diseases, Zagreb, Croatia
| | - Sophie Mavrogeni
- Cardiology Clinic, Onassis Cardiac Surgery Center, Athens, Greece
| | - Monika Turk
- Department of Neurology, University Medical Center Maribor, Maribor, Slovenia
| | - John R Laird
- Heart and Vascular Institute, Adventist Health St. Helena, St Helena, CA, USA
| | - Gyan Pareek
- Minimally Invasive Urology Institute, Brown University, Providence, RI, USA
| | - Martin Miner
- Men's Health Center, Miriam Hospital, Providence, RI, USA
| | - Jna Ajuluchukwu
- Department of Medicine, LUTH (Lagos University Teaching Hospital), Lagos, Nigeria
| | - Petros P Sfikakis
- Unit of Rheumatology, National Kapodistrian University, Athens, Greece
| | - Athanasios Protogerou
- Department of Cardiovascular Prevention and, Research Unit Clinic, Laboratory of Pathophysiology, National and Kapodistrian University, Athens, Greece
| | - George D Kitas
- R & D Academic Affairs, Dudley Group NHS Foundation Trust, Dudley, UK
| | - Andrew Nicolaides
- Vascular Screening and Diagnostic Center, University of Nicosia Medical School, Nicosia, Cyprus
| | - Aditya Sharma
- Division of Cardiovascular Medicine, University of Virginia, Charlottesville, VA, USA
| | - Jasjit S Suri
- Division of Stroke Monitoring and Diagnostics, AtheroPoint™, Roseville, CA, USA -
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22
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Luirink IK, Wiegman A, Kusters DM, Hof MH, Groothoff JW, de Groot E, Kastelein JJP, Hutten BA. 20-Year Follow-up of Statins in Children with Familial Hypercholesterolemia. N Engl J Med 2019; 381:1547-1556. [PMID: 31618540 DOI: 10.1056/nejmoa1816454] [Citation(s) in RCA: 390] [Impact Index Per Article: 78.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Abstract
BACKGROUND Familial hypercholesterolemia is characterized by severely elevated low-density lipoprotein (LDL) cholesterol levels and premature cardiovascular disease. The short-term efficacy of statin therapy in children is well established, but longer follow-up studies evaluating changes in the risk of cardiovascular disease are scarce. METHODS We report a 20-year follow-up study of statin therapy in children. A total of 214 patients with familial hypercholesterolemia (genetically confirmed in 98% of the patients), who were previously participants in a placebo-controlled trial evaluating the 2-year efficacy and safety of pravastatin, were invited for follow-up, together with their 95 unaffected siblings. Participants completed a questionnaire, provided blood samples, and underwent measurements of carotid intima-media thickness. The incidence of cardiovascular disease among the patients with familial hypercholesterolemia was compared with that among their 156 affected parents. RESULTS Of the original cohort, 184 of 214 patients with familial hypercholesterolemia (86%) and 77 of 95 siblings (81%) were seen in follow-up; among the 214 patients, data on cardiovascular events and on death from cardiovascular causes were available for 203 (95%) and 214 (100%), respectively. The mean LDL cholesterol level in the patients had decreased from 237.3 to 160.7 mg per deciliter (from 6.13 to 4.16 mmol per liter) - a decrease of 32% from the baseline level; treatment goals (LDL cholesterol <100 mg per deciliter [2.59 mmol per liter]) were achieved in 37 patients (20%). Mean progression of carotid intima-media thickness over the entire follow-up period was 0.0056 mm per year in patients with familial hypercholesterolemia and 0.0057 mm per year in siblings (mean difference adjusted for sex, -0.0001 mm per year; 95% confidence interval, -0.0010 to 0.0008). The cumulative incidence of cardiovascular events and of death from cardiovascular causes at 39 years of age was lower among the patients with familial hypercholesterolemia than among their affected parents (1% vs. 26% and 0% vs. 7%, respectively). CONCLUSIONS In this study, initiation of statin therapy during childhood in patients with familial hypercholesterolemia slowed the progression of carotid intima-media thickness and reduced the risk of cardiovascular disease in adulthood. (Funded by the AMC Foundation.).
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Affiliation(s)
- Ilse K Luirink
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - Albert Wiegman
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - D Meeike Kusters
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - Michel H Hof
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - Jaap W Groothoff
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - Eric de Groot
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - John J P Kastelein
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
| | - Barbara A Hutten
- From the Departments of Pediatrics (I.K.L., A.W., D.M.K., J.W.G.), Clinical Epidemiology, Biostatistics, and Bioinformatics (I.K.L., M.H.H., B.A.H.), and Vascular Medicine (I.K.L., J.J.P.K), Amsterdam University Medical Centers, Amsterdam, and Imagelabonline and Cardiovascular, Erichem (E.G.) - both in the Netherlands
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23
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Cuadrado-Godia E, Srivastava SK, Saba L, Araki T, Suri HS, Giannopolulos A, Omerzu T, Laird J, Khanna NN, Mavrogeni S, Kitas GD, Nicolaides A, Suri JS. Geometric Total Plaque Area Is an Equally Powerful Phenotype Compared With Carotid Intima-Media Thickness for Stroke Risk Assessment: A Deep Learning Approach. ACTA ACUST UNITED AC 2018. [DOI: 10.1177/1544316718806421] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Currently, carotid intima-media thickness (cIMT) and geometric total plaque area (gTPA) are computed manually and thus are tedious and prone to interobserver and intraobserver variabilities. This study presents an intelligence-based automated deep learning (DL)–based technique for carotid wall interface detection, cIMT, and lumen diameter (LD) measurements, followed by a 3D cylindrical approach for TPA measurement. The observers were used for manual tracings of which were then used for the design of two DL-based systems. The DL boundaries for inner lumen wall and outer interadventitial borders were used for computing the cIMT and LD. Using cylindrical approach, we computed the gTPA. Furthermore, we compute the 10-year image-based cIMT and gTPA, using the progression rates. A total of 396 B-mode ultrasound right and left common carotid artery images were taken from 203 patients. The mean cIMT and gTPA using DL1 and DL2 is 0.91 mm, 20.52 mm2 and 0.88 mm, 19.44 mm2, respectively. The coefficient of correlation between gTPA and cIMT using DL1 and DL2 is 0.92 ( P < .001) and 0.94 ( P < .001), respectively. The area under the curve (AUC) for gTPA showed an improvement over cIMT by 14.36% and 12.57% for DL1 and DL2, respectively. The corresponding 10-year risk improvements were 9.09% and 6.26%. Our statistical significance tests successfully passed t test, Mann-Whitney, Wilcoxon, Kolmogorov-Smirnov, and Friedman. The study shows gTPA as an equally powerful carotid risk biomarker like cIMT. Given the cIMT and LD, cylindrical fitting is a fast method for gTPA measurements.
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Affiliation(s)
| | | | - Luca Saba
- Azienda Ospedaliero Universitaria, Cagliari, Italy
| | | | | | | | | | | | | | | | - George D. Kitas
- The University of Manchester, UK
- The Dudley Group NHS Foundation Trust, UK
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24
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Gaudet D, Langslet G, Gidding SS, Luirink IK, Ruzza A, Kurtz C, Lu C, Somaratne R, Raal FJ, Wiegman A. Efficacy, safety, and tolerability of evolocumab in pediatric patients with heterozygous familial hypercholesterolemia: Rationale and design of the HAUSER-RCT study. J Clin Lipidol 2018; 12:1199-1207. [DOI: 10.1016/j.jacl.2018.05.007] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/16/2018] [Revised: 04/13/2018] [Accepted: 05/08/2018] [Indexed: 10/16/2022]
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25
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Cuadrado-Godia E, Maniruzzaman M, Araki T, Puvvula A, Jahanur Rahman M, Saba L, Suri HS, Gupta A, Banchhor SK, Teji JS, Omerzu T, Khanna NN, Laird JR, Nicolaides A, Mavrogeni S, Kitas GD, Suri JS. Morphologic TPA (mTPA) and composite risk score for moderate carotid atherosclerotic plaque is strongly associated with HbA1c in diabetes cohort. Comput Biol Med 2018; 101:128-145. [PMID: 30138774 DOI: 10.1016/j.compbiomed.2018.08.008] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/04/2018] [Revised: 08/05/2018] [Accepted: 08/05/2018] [Indexed: 12/11/2022]
Abstract
BACKGROUND This study examines the association between six types of carotid artery disease image-based phenotypes and HbA1c in diabetes patients. Six phenotypes (intima-media thickness measurements (cIMT (ave.), cIMT (max.), cIMT (min.)), bidirectional wall variability (cIMTV), morphology-based total plaque area (mTPA), and composite risk score (CRS)) were measured in an automated setting using AtheroEdge™ (AtheroPoint, CA, USA). METHOD Consecutive 199 patients (157 M, age: 68.96 ± 10.98 years), L/R common carotid artery (CCA; 398 US scans) who underwent a carotid ultrasound (L/R) were retrospectively analyzed using AtheroEdge™ system. Two operators (novice and experienced) manually calibrated all the US scans using AtheroEdge™. Logistic regression (LR) and Odds ratio (OR) was computed and phenotypes were ranked. RESULTS The baseline results showed 150 low-risk patients (HbA1c < 6.50 mg/dl) and 49 high-risk patients (HbA1c ≥ 6.50 mg/dl). The fasting blood sugar (FBS) was highly associated with HbA1c (P < 0.001). Except for cIMTV, all phenotypes showed an OR > 1.0 (P < 0.001) for left common carotid artery (LCCA), right carotid artery (RCCA), and mean of left and right common carotid artery (MCCA). After adjusting the FBS, the OR for mTPA showed a higher risk for LCCA, RCCA, and MCCA. The coefficient of correlation (CC) between phenotypes and HbA1c were strong and inter-CC between cIMT and mTPA/CRS was above 0.9 (P < 0.001). The statistical tests showed that phenotypes were significantly associated with diabetes (P-value<0.0001). CONCLUSIONS All phenotypes using AtheroEdge™, except cIMTV, showed a strong association with HbA1c. mTPA and CRS were equally strong phenotypes as cIMT. The CRS phenotype showed the strongest relationship to HbA1c.
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Affiliation(s)
| | - Md Maniruzzaman
- Department of Statistics, University of Rajshahi and the JiVit A Project of John Hopkins University, Gaibandha, Bangladesh
| | - Tadashi Araki
- Division of Cardiovascular Medicine, Toho University Ohashi Medical Center, Tokyo, Japan
| | - Anudeep Puvvula
- Annu's Hospitals for Skin and Diabetes, Nellore, Andra Pradesh, India
| | - Md Jahanur Rahman
- Department of Statistics, University of Rajshahi, Rajshahi, Bangladesh
| | - Luca Saba
- Department of Radiology, A.O.U., Italy
| | | | - Ajay Gupta
- Brain and Mind Research Institute and Department of Radiology, Weill Cornell Medical College, NY, USA
| | | | - Jagjit S Teji
- Department of Pediatrics, Ann and Robert H. Lurie Children's Hospital of Chicago, Northwestern University, Feinberg School of Medicine Mercy Hospital, Chicago, IL, USA
| | - Tomaž Omerzu
- Department of Neurology, University Medical Centre Maribor, Slovenia
| | - Narendra N Khanna
- Department of Cardiology, Indraprastha Apollo Hospitals, New Delhi, India
| | - John R Laird
- Heart and Vascular Institute, Adventist Health, St. Helena, CA, USA
| | - Andrew Nicolaides
- Vascular Screening and Diagnostic Centre, London, UK; Vascular Diagnostic Centre, University of Cyprus, Nicosia, Cyprus
| | - Sophie Mavrogeni
- Cardiology Clinic, Onassis Cardiac Surgery Center, Athens, Greece
| | - George D Kitas
- Arthritis Research UK Epidemiology Unit, Manchester University, Manchester, UK; Department of Rheumatology, Group NHS Foundation Trust, Dudley, UK
| | - Jasjit S Suri
- Stroke Monitoring and Diagnostic Division, AtheroPoint™, Roseville, CA, USA.
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26
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Deep learning strategy for accurate carotid intima-media thickness measurement: An ultrasound study on Japanese diabetic cohort. Comput Biol Med 2018; 98:100-117. [DOI: 10.1016/j.compbiomed.2018.05.014] [Citation(s) in RCA: 51] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2018] [Revised: 05/10/2018] [Accepted: 05/10/2018] [Indexed: 01/06/2023]
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27
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Lorenz MW, Gao L, Ziegelbauer K, Norata GD, Empana JP, Schmidtmann I, Lin HJ, McLachlan S, Bokemark L, Ronkainen K, Amato M, Schminke U, Srinivasan SR, Lind L, Okazaki S, Stehouwer CDA, Willeit P, Polak JF, Steinmetz H, Sander D, Poppert H, Desvarieux M, Ikram MA, Johnsen SH, Staub D, Sirtori CR, Iglseder B, Beloqui O, Engström G, Friera A, Rozza F, Xie W, Parraga G, Grigore L, Plichart M, Blankenberg S, Su TC, Schmidt C, Tuomainen TP, Veglia F, Völzke H, Nijpels G, Willeit J, Sacco RL, Franco OH, Uthoff H, Hedblad B, Suarez C, Izzo R, Zhao D, Wannarong T, Catapano A, Ducimetiere P, Espinola-Klein C, Chien KL, Price JF, Bergström G, Kauhanen J, Tremoli E, Dörr M, Berenson G, Kitagawa K, Dekker JM, Kiechl S, Sitzer M, Bickel H, Rundek T, Hofman A, Mathiesen EB, Castelnuovo S, Landecho MF, Rosvall M, Gabriel R, de Luca N, Liu J, Baldassarre D, Kavousi M, de Groot E, Bots ML, Yanez DN, Thompson SG. Predictive value for cardiovascular events of common carotid intima media thickness and its rate of change in individuals at high cardiovascular risk - Results from the PROG-IMT collaboration. PLoS One 2018; 13:e0191172. [PMID: 29649236 PMCID: PMC5896895 DOI: 10.1371/journal.pone.0191172] [Citation(s) in RCA: 39] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/29/2017] [Accepted: 11/29/2017] [Indexed: 12/28/2022] Open
Abstract
AIMS Carotid intima media thickness (CIMT) predicts cardiovascular (CVD) events, but the predictive value of CIMT change is debated. We assessed the relation between CIMT change and events in individuals at high cardiovascular risk. METHODS AND RESULTS From 31 cohorts with two CIMT scans (total n = 89070) on average 3.6 years apart and clinical follow-up, subcohorts were drawn: (A) individuals with at least 3 cardiovascular risk factors without previous CVD events, (B) individuals with carotid plaques without previous CVD events, and (C) individuals with previous CVD events. Cox regression models were fit to estimate the hazard ratio (HR) of the combined endpoint (myocardial infarction, stroke or vascular death) per standard deviation (SD) of CIMT change, adjusted for CVD risk factors. These HRs were pooled across studies. In groups A, B and C we observed 3483, 2845 and 1165 endpoint events, respectively. Average common CIMT was 0.79mm (SD 0.16mm), and annual common CIMT change was 0.01mm (SD 0.07mm), both in group A. The pooled HR per SD of annual common CIMT change (0.02 to 0.43mm) was 0.99 (95% confidence interval: 0.95-1.02) in group A, 0.98 (0.93-1.04) in group B, and 0.95 (0.89-1.04) in group C. The HR per SD of common CIMT (average of the first and the second CIMT scan, 0.09 to 0.75mm) was 1.15 (1.07-1.23) in group A, 1.13 (1.05-1.22) in group B, and 1.12 (1.05-1.20) in group C. CONCLUSIONS We confirm that common CIMT is associated with future CVD events in individuals at high risk. CIMT change does not relate to future event risk in high-risk individuals.
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Affiliation(s)
| | - Lu Gao
- MRC Biostatistics Unit, Institute of Public Health, University Forvie Site, Cambridge, United Kingdom
| | | | - Giuseppe Danilo Norata
- Department of Medical Biotechnology and Translational Medicine, Università degli Studi di Milano, Milano, Italy
- SISA Center for the Study of Atherosclerosis, Bassini Hospital, Cinisello Balsamo, Italy
| | - Jean Philippe Empana
- Paris Cardiovascular Research Centre (PARCC), University Paris Descartes, Sorbonne Paris Cité, UMR, Paris, France
| | - Irene Schmidtmann
- Institut fuer Medizinische Biometrie, Epidemiologie und Informatik (IMBEI), Universitaetsmedizin Mainz, Mainz, Germany
| | - Hung-Ju Lin
- Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
| | - Stela McLachlan
- Usher Institute of Population Health Sciences and Informatics, University of Edinburgh, Edinburgh, United Kingdom
| | - Lena Bokemark
- Wallenberg Laboratory for Cardiovascular Research, Institution for Medicin, Department for Molecular and Clinical Medicine, Sahlgrenska Academy, Gothenburg University, Gothenburg, Sweden
| | - Kimmo Ronkainen
- Institute of Public Health and Clinical Nutrition, University of Eastern Finland, Kuopio Campus, Kuopio, Finland
| | - Mauro Amato
- Centro Cardiologico Monzino, IRCCS, Milano, Italy
| | - Ulf Schminke
- Department of Neurology, Greifswald University Clinic, Greifswald, Germany
| | - Sathanur R. Srinivasan
- Center for Cardiovascular Health, Department of Epidemiology, Biochemistry, Tulane University School of Public Health and Tropical Medicine, New Orleans, Louisiana, United States of America
| | - Lars Lind
- Department of Medicine, Uppsala University, Uppsala, Sweden
| | - Shuhei Okazaki
- Department of Neurology, Osaka University Graduate School of Medicine, Osaka, Japan
| | - Coen D. A. Stehouwer
- Department of Internal Medicine and Cardiovascular Research Institute Maastricht (CARIM), Maastricht University Medical Centre, Maastricht, the Netherlands
| | - Peter Willeit
- Department of Neurology, Medical University Innsbruck, Innsbruck, Austria
- Department of Public Health and Primary Care, School of Clinical Medicine, University of Cambridge, Cambridge, United Kingdom
| | - Joseph F. Polak
- Tufts University School of Medicine, Tufts Medical Center, Boston, Massachusetts, United States of America
| | - Helmuth Steinmetz
- Department of Neurology, Goethe University, Frankfurt am Main, Germany
| | - Dirk Sander
- Department of Neurology, Benedictus Hospital Tutzing & Feldafing, Feldafing, Germany
| | - Holger Poppert
- Department of Neurology, Technische Universität München, Munich, Germany
| | - Moise Desvarieux
- Department of Epidemiology,Mailman School of Public Health,Columbia University, New York, United States of America
| | - M. Arfan Ikram
- Department of Epidemiology, Erasmus University Medical Center, Rotterdam, the Netherlands
- Department of Neurology, Erasmus University Medical Center, Rotterdam, the Netherlands
- Department of Radiology, Erasmus University Medical Center, Rotterdam, the Netherlands
| | - Stein Harald Johnsen
- Department of Clinical Medicine, Uit The Arctic University of Norway, Tromsø, Norway
- Department of Neurology, University Hospital of Northern Norway, Tromsø, Norway
| | - Daniel Staub
- Department of Angiology, University Hospital Basel, Basel, Switzerland
| | - Cesare R. Sirtori
- Center of Dyslipidemias, Niguarda Ca’ Granda Hospital, Milano, Italy
| | - Bernhard Iglseder
- Parcelsus Medical University, Salzburg, Austria
- Department of Geriatric Medicine, Gemeinnützige Salzburger Landeskliniken Betriebsgesellschaft GmbH Christian-Doppler-Klinik, Salzburg, Austria
| | - Oscar Beloqui
- Department of Internal Medicine, University Clinic of Navarra, Navarra, Spain
| | - Gunnar Engström
- Department of Clinical Sciences in Malmö, Lund University, Malmö, Sweden
| | - Alfonso Friera
- Radiology Department, Hospital Universitario de la Princesa, Universidad Autónoma de Madrid, Madrid, Spain
| | | | - Wuxiang Xie
- Department of Epidemiology, Beijing Institute of Heart, Lung and Blood Vessel Diseases,Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Grace Parraga
- Robarts Research Institute, Western University, London, Ontario, Canada
| | - Liliana Grigore
- Centro Sisa per lo Studio della Aterosclerosi, Bassini Hospital, Cinisello Balsamo, Italy
| | - Matthieu Plichart
- Assistance Publique, Hôpitaux de Paris, Hôpital Broca, Paris, France
| | - Stefan Blankenberg
- 2nd Department of Medicine, Johannes Gutenberg-Universität, Mainz, Germany
- Department of Cardiology, University Hospital Hamburg-Eppendorf, Hamburg, Germany
| | - Ta-Chen Su
- Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
| | - Caroline Schmidt
- Wallenberg Laboratory for Cardiovascular Research, University of Gothenburg, Gothenburg, Sweden
| | - Tomi-Pekka Tuomainen
- Institute of Public Health and Clinical Nutrition, University of Eastern Finland, Kuopio Campus, Kuopio, Finland
| | | | - Henry Völzke
- German Center for Cardiovascular Research (DZHK),partner site Greifswald, Greifswald, Germany
- Institute for Community Medicine, SHIP/Clinical-Epidemiological Research, Greifswald, Germany
| | - Giel Nijpels
- Department of General Practice, VU University Medical Center, Amsterdam, the Netherlands
- EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, the Netherlands
| | - Johann Willeit
- Department of Neurology, Medical University Innsbruck, Innsbruck, Austria
| | - Ralph L. Sacco
- Department of Neurology, Miller School of Medicine, University of Miami, Miami, Florida, United States of America
| | - Oscar H. Franco
- Department of Epidemiology, Erasmus MC, University Medical Center Rotterdam, Rotterdam, the Netherlands
| | - Heiko Uthoff
- Department of Angiology, University Hospital Basel, Basel, Switzerland
| | - Bo Hedblad
- Department of Clinical Sciences in Malmö, Lund University, Malmö, Sweden
| | - Carmen Suarez
- Internal Medicine Department, Hospital Universitario de la Princesa, Universidad Autónoma de Madrid, Madrid, Spain
| | - Raffaele Izzo
- School of Medicine, Federico II University, Naples, Italy
| | - Dong Zhao
- Department of Epidemiology, Beijing Institute of Heart, Lung and Blood Vessel Diseases,Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Thapat Wannarong
- Stroke Prevention & Atherosclerosis Research Centre, Robarts Research Institute, Western University, London, Ontario, Canada
- Department of Internal Medicine, Faculty of Medicine, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
| | - Alberico Catapano
- IRCSS Multimedica, Milan, Italy
- Department of Pharmacological and Biomolecular Sciences, University of Milan, Milan, Italy
| | | | | | - Kuo-Liong Chien
- Institute of Epidemiology and Preventive Medicine, College of Public Health,National Taiwan University, Taipei, Taiwan
| | - Jackie F. Price
- Usher Institute of Population Health Sciences and Informatics, University of Edinburgh, Edinburgh, United Kingdom
| | - Göran Bergström
- Wallenberg Laboratory for Cardiovascular Research, Sahlgrenska Academy, Gothenburg University, Götheborg, Sweden
| | - Jussi Kauhanen
- Institute of Public Health and Clinical Nutrition, University of Eastern Finland, Kuopio Campus, Kuopio, Finland
| | - Elena Tremoli
- Department of Medical Biotechnology and Translational Medicine, Università degli Studi di Milano, Milano, Italy
- Centro Cardiologico Monzino, IRCCS, Milano, Italy
| | - Marcus Dörr
- Department B for Internal Medicine, University Medicine Greifswald, Greifswald, Germany
| | - Gerald Berenson
- Department of Medicine, Pediatrics, Biochemistry, Epidemiology, Tulane University School of Medicine and School of Public Health and Tropical Medicine, New Orleans, Louisiana, United States of America
| | - Kazuo Kitagawa
- Department of Neurology, Tokyo Women's Medical University, Tokyo, Japan
| | - Jacqueline M. Dekker
- Department of Epidemiology and Biostatistics, EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, the Netherlands
| | - Stefan Kiechl
- Department of Neurology, Medical University Innsbruck, Innsbruck, Austria
| | | | - Horst Bickel
- Department of Psychiatry and Psychotherapy, Technische Universität München, Munich, Germany
| | - Tatjana Rundek
- Department of Neurology, Miller School of Medicine, University of Miami, Miami, Florida, United States of America
| | - Albert Hofman
- Department of Epidemiology, Erasmus University Medical Center, Rotterdam, the Netherlands
| | - Ellisiv B. Mathiesen
- Department of Clinical Medicine, Uit The Arctic University of Norway, Tromsø, Norway
| | | | - Manuel F. Landecho
- Department of Internal Medicine, University Clinic of Navarra, Navarra, Spain
| | - Maria Rosvall
- Department of Clinical Sciences in Malmö, Lund University, Malmö, Sweden
| | - Rafael Gabriel
- Escuela National de Sanidad, Instituto de Salud Carlos III, Madrid, Spain
| | - Nicola de Luca
- School of Medicine, Federico II University, Naples, Italy
| | - Jing Liu
- Department of Epidemiology, Beijing Institute of Heart, Lung and Blood Vessel Diseases,Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Damiano Baldassarre
- Department of Medical Biotechnology and Translational Medicine, Università degli Studi di Milano, Milano, Italy
- Centro Cardiologico Monzino, IRCCS, Milano, Italy
| | - Maryam Kavousi
- Department of Epidemiology and Biostatistics, Erasmus Medical Center, Rotterdam, the Netherlands
| | - Eric de Groot
- Imagelabonline & Cardiovascular, Eindhoven and Lunteren, the Netherlands
- Department of Clinical Epidemiology, Biostatistics and Bioinformatics, Academic Medical Centre, Amsterdam, the Netherlands
| | - Michiel L. Bots
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands
| | - David N. Yanez
- Department of Biostatistics, University of Washington, Seattle, Washington, United States of America
| | - Simon G. Thompson
- Department of Public Health and Primary Care, School of Clinical Medicine, University of Cambridge, Cambridge, United Kingdom
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Matsumoto L, Suzuki K, Mizuno Y, Ohike Y, Ozeki A, Ono S, Takanashi M, Sawaki D, Suzuki T, Yamazaki T, Tsuji S, Iwata A. Association of subclinical carotid atherosclerosis with immediate memory and other cognitive functions. Geriatr Gerontol Int 2017; 18:65-71. [PMID: 28776906 DOI: 10.1111/ggi.13142] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2016] [Revised: 04/24/2017] [Accepted: 06/13/2017] [Indexed: 11/29/2022]
Abstract
AIM To clarify whether carotid atherosclerosis and its risk factors are associated with cognitive decline. METHODS We evaluated 206 individuals who visited our center for health screening. We carried out physical examinations, blood tests, intima-media thickness (IMT) measurement by carotid ultrasonography, brain magnetic resonance imaging scanning and cognitive function assessments. A total of 30 individuals, who had significant cerebrovascular lesions detected in magnetic resonance imaging scans, were excluded. To detect early cognitive decline, we defined "cognitive impairment (CI)" when a patient satisfied at least one of three criteria. These were Mini-Mental State Examination score <24, clock-drawing test score <4 coexisting with forgetfulness and Wechsler Memory Scale-revised delayed recall score below the normal range for the duration of education (>16 years of education: ≥9, 10-15 years: ≥5, 0-9 years: ≥3). RESULTS Among 176 individuals, 27 were placed in the CI group. IMT was significantly higher in the CI group as compared with the non-CI group (mean ± SD: 2.0 ± 1.0 vs 1.7 ± 0.7, P = 0018 by Student's t-test). Other atherosclerotic risk factors, such as blood pressure, low-density lipoprotein cholesterol, and hemoglobin A1c, were not significantly different between the two groups. In multivariate analysis, maximum IMT was associated with impaired immediate recall score on Wechsler Memory Scale-revised, independent of the presence of deep white matter hyperintensities on the magnetic resonance imaging scan. CONCLUSIONS Subclinical carotid atherosclerosis, defined as thickened IMT, could be a marker for early stages of CI, especially for immediate memory recall. The impairment is presumably caused by inducing cerebral microvascular dysfunction in the frontal lobe. Geriatr Gerontol Int 2018; 18: 65-71.
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Affiliation(s)
- Lumine Matsumoto
- Department of Neurology, The University of Tokyo Hospital, Tokyo, Japan.,Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Kazushi Suzuki
- Department of Neurology, The University of Tokyo Hospital, Tokyo, Japan.,Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Yoshiko Mizuno
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Yumiko Ohike
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Atsuko Ozeki
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Satoshi Ono
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Mikio Takanashi
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Daigo Sawaki
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Toru Suzuki
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Tsutomu Yamazaki
- Center for Epidemiology and Preventive Medicine, The University of Tokyo Hospital, Tokyo, Japan
| | - Shoji Tsuji
- Department of Neurology, The University of Tokyo Hospital, Tokyo, Japan
| | - Atsushi Iwata
- Department of Neurology, The University of Tokyo Hospital, Tokyo, Japan
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Kim TJ, Shin HY, Chang Y, Kang M, Jee J, Choi YH, Ahn HS, Ahn SH, Son HJ, Ryu S. Metabolically healthy obesity and the risk for subclinical atherosclerosis. Atherosclerosis 2017; 262:191-197. [DOI: 10.1016/j.atherosclerosis.2017.03.035] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/30/2016] [Revised: 02/27/2017] [Accepted: 03/22/2017] [Indexed: 01/23/2023]
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Abstract
BACKGROUND Subjects with type 2 diabetes mellitus are considered to be at high risk for cardiovascular disease. The identification of carotid atherosclerosis is a validated surrogate marker of cardiovascular disease. Nurses are key professionals in the improvement and intensification of cardiovascular preventive strategies. AIMS The aim is to study the presence of carotid atherosclerosis in a group of asymptomatic subjects with type 2 diabetes mellitus and no previous clinical cardiovascular disease. METHODS A total of 187 patients with type 2 diabetes mellitus and 187 age- and sex-matched subjects without type 2 diabetes mellitus were studied in this cross-sectional, observational, cohort study. Standard operational procedures were applied by the nursing team regarding physical examination and carotid ultrasound assessment. Common, bulb, and internal carotid arteries were explored by measuring intima-media thickness and identifying atherosclerotic plaques. RESULTS Carotid intima-media thickness (c-IMT) and carotid plaque prevalence were significantly greater in diabetic subjects than in the control group. Carotid plaques and c-IMT were more frequent in men than in women and increased with increasing age. In the multivariate analysis, age, gender, waist circumference, systolic blood pressure, and hypercholesterolemia were positively associated with c-IMT, whereas age, gender, and weight were positively associated with carotid plaque. CONCLUSION The current nurse-led study shows that subjects with type 2 diabetes mellitus have a high prevalence of subclinical atherosclerosis that is associated with cardiovascular risk factors.
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31
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Nocturnal Hypertension and Altered Night–Day BP Profile and Atherosclerosis in Renal Transplant Patients. Transplantation 2016; 100:2211-8. [DOI: 10.1097/tp.0000000000001023] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
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Choi YK, Song SW, Shin BR, Kim JA, Kim HN. Serum vitamin D level is negatively associated with carotid atherosclerosis in Korean adults. Int J Food Sci Nutr 2016; 68:90-96. [PMID: 27537342 DOI: 10.1080/09637486.2016.1216526] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
The present study investigated the associations between serum vitamin D levels and carotid intima-media thickness (CIMT), carotid plaque and atherosclerosis in 71 Korean adults. CIMT and the presence of carotid plaque were assessed with a high-resolution B-mode ultrasound system, and carotid atherosclerosis was defined as a mean CIMT value >0.9 mm or the presence of carotid plaque. A vitamin D deficiency was associated with the presence of carotid plaque (adjusted odds ratio [aOR]: 9.25, 95% confidence interval [CI]: 1.52-56.3; p = 0.016). As serum vitamin D levels increased, the presence of high-risk carotid plaque decreased (aOR: 0.84, 95%CI: 0.72-0.99; p = 0.039). Serum vitamin D levels was negatively associated with carotid atherosclerosis (aOR: 0.86, 95%CI: 0.76-0.97; p = 0.018). Further studies are needed to investigate whether vitamin D supplementation would be effective for the prevention of atherosclerosis and cardiovascular diseases.
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Affiliation(s)
- Yeon-Kyeong Choi
- a Department of Family Medicine , St. Vincent's Hospital, College of Medicine, the Catholic University of Korea , Seoul , Republic of Korea
| | - Sang-Wook Song
- a Department of Family Medicine , St. Vincent's Hospital, College of Medicine, the Catholic University of Korea , Seoul , Republic of Korea
| | - Bo-Ra Shin
- a Department of Family Medicine , St. Vincent's Hospital, College of Medicine, the Catholic University of Korea , Seoul , Republic of Korea
| | - Jeong-Ah Kim
- a Department of Family Medicine , St. Vincent's Hospital, College of Medicine, the Catholic University of Korea , Seoul , Republic of Korea
| | - Ha-Na Kim
- a Department of Family Medicine , St. Vincent's Hospital, College of Medicine, the Catholic University of Korea , Seoul , Republic of Korea
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Owolabi MO, Akpa OM, Agunloye AM. Carotid IMT is more associated with stroke than risk calculators. Acta Neurol Scand 2016; 133:442-50. [PMID: 27045896 PMCID: PMC4824548 DOI: 10.1111/ane.12482] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 08/18/2015] [Indexed: 12/31/2022]
Abstract
BACKGROUND It is unclear whether a natural marker of atherosclerosis (carotid intima-media thickness: CIMT) or calculated risk score is more associated with stroke. We therefore comparatively examined the relationship between CIMT as well as two cardiovascular risk calculators (Omnibus Risk Score -ORS and Framingham Risk Score- FRS) and the occurrence of stroke among hypertensive African patients. METHODS CIMT was measured in 555 consecutive consenting hypertensive adults (377 stroke patients and 178 stroke-free subjects). The 10-year cardiovascular risk was calculated for each participant with the FRS and ORS. The strengths of association between FRS, ORS, CIMT, and stroke occurrence were examined using logistic regression. The discriminative capacity of FRS, ORS, and CIMT for stroke occurrence was assessed with c-statistics. RESULTS Higher average CIMT (OR 11.71; 95% CI 1.65-83.07; P = 0.01) was strongly associated with stroke after adjusting for age, sex, blood pressure, serum cholesterol, and blood sugar. Neither the FRS (OR: 1.03; CI: 0.89-1.19, P = 0.68) nor the ORS (OR: 1.08; CI: 0.90-1.30; P = 0.41) was significantly associated with stroke. CIMT had a higher c-statistic for differentiating stroke patients from hypertensive controls (right: c = 0.63, P < 0.001; left: c = 0.67, P < 0.001; average: c = 0.66, P < 0.001) than some conventional risk factors. Neither FRS (P = 0.39) nor ORS (P = 0.55) was able to independently differentiate between stroke and hypertensive patients. CONCLUSION CIMT, but neither FRS nor ORS, is independently associated with stroke among Nigerian African hypertensive patients. CIMT may be a better tool for estimating the overall risk of stroke than FRS or ORS in this population.
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Affiliation(s)
- M O Owolabi
- Department of Medicine, College of Medicine, University of Ibadan and University College Hospital, Ibadan, Nigeria
| | - O M Akpa
- Department of Epidemiology and Medical Statistics, Faculty of Public Health, College of Medicine, University of Ibadan, Ibadan, Nigeria
| | - A M Agunloye
- Department of Radiology, College of Medicine, University of Ibadan and University College Hospital, Ibadan, Nigeria
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Naqvi TZ, Chao CJ. A perspective in cardiovascular risk stratification: role of vascular ultrasound. Future Cardiol 2016; 12:109-14. [DOI: 10.2217/fca.15.81] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023] Open
Affiliation(s)
- Tasneem Z Naqvi
- The Echocardiography Laboratory, Mayo Clinic, CK 27, 13400 East Shea Boulevard, Scottsdale, AZ 85259, USA
| | - Chieh-Ju Chao
- The Echocardiography Laboratory, Mayo Clinic, CK 27, 13400 East Shea Boulevard, Scottsdale, AZ 85259, USA
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Wu GC, Liu HR, Leng RX, Li XP, Li XM, Pan HF, Ye DQ. Subclinical atherosclerosis in patients with systemic lupus erythematosus: A systemic review and meta-analysis. Autoimmun Rev 2016; 15:22-37. [PMID: 26455562 DOI: 10.1016/j.autrev.2015.10.002] [Citation(s) in RCA: 103] [Impact Index Per Article: 12.9] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/01/2015] [Accepted: 10/06/2015] [Indexed: 12/31/2022]
Abstract
OBJECTIVE Systemic lupus erythematosus (SLE) is associated with increased risk of cardiovascular disease. Carotid intima media thickness (CIMT) and carotid plaques are both frequently used to identify populations at higher cardiovascular risk. A systematic literature search and meta-analysis were performed to evaluate CIMT and carotid plaques difference between SLE patients and normal controls. METHODS The literatures comparing markers of cardiovascular risk (CIMT and prevalence of carotid plaques) in SLE and controls were systematically searched in PubMed, EMBASE and Cochrane databases. The overall mean CIMT difference and pooled odds ratio (OR) for the prevalence of carotid plaques between SLE patients and control groups were calculated by fixed-effects or random-effect model analysis. Meta-regression was performed to explore the potential influencing factors. Publication bias was examined by a funnel plot and Egger's test. RESULTS A total of 80 studies (6085 SLE patients and 4794 controls) were included in the final analysis, 71 studies with data on CIMT (4814 cases and 3773 controls) and 44 studies reporting on the prevalence of carotid plaques (4417 cases and 3528 controls). As compared to controls, SLE patients showed a higher CIMT (WMD: 0.07 mm; 95%CI: 0.06, 0.09; P<0.001), and an increased prevalence of carotid plaques (OR: 2.45; 95%CI: 2.02, 2.97; P<0.001). Meta-regression models showed that traditional cardiovascular risk factors (age, HDL and triglyceride of SLE patients) and lupus related risk factors (as expressed by duration, ESR, SLEDAI and steroids) had a significant influence on CIMT, steroids and triglyceride had significant influence on the prevalence of carotid plaques. CONCLUSIONS Our findings support the current evidence base for an increased cardiovascular burden in SLE patients and support the use of CIMT and carotid plaques in observational studies in SLE patients. The findings are of importance to design more specific prevention and treatment strategies.
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Affiliation(s)
- Guo-Cui Wu
- Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China; Anhui Provincial Laboratory of Population Health & Major Disease Screening and Diagnosis, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China
| | - Hai-Rong Liu
- Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China; Graduate School, Wannan Medical College, West of Wenchang Road, University Park, Wuhu, Anhui 241002, China
| | - Rui-Xue Leng
- Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China; Anhui Provincial Laboratory of Population Health & Major Disease Screening and Diagnosis, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China
| | - Xiang-Pei Li
- Department of Rheumatology, Anhui Provincial Hospital, Hefei, China
| | - Xiao-Mei Li
- Department of Rheumatology, Anhui Provincial Hospital, Hefei, China
| | - Hai-Feng Pan
- Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China; Anhui Provincial Laboratory of Population Health & Major Disease Screening and Diagnosis, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China.
| | - Dong-Qing Ye
- Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China; Anhui Provincial Laboratory of Population Health & Major Disease Screening and Diagnosis, Anhui Medical University, 81 Meishan Road, Hefei, 230032 Anhui, China.
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Mahdavi-Roshan M, Zahedmehr A, Mohammad-Zadeh A, Sanati HR, Shakerian F, Firouzi A, Kiani R, Nasrollahzadeh J. Effect of garlic powder tablet on carotid intima-media thickness in patients with coronary artery disease: a preliminary randomized controlled trial. Nutr Health 2015; 22:143-55. [PMID: 25573347 DOI: 10.1177/0260106014563446] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
BACKGROUND/OBJECTIVES This study was designed to investigate whether garlic powder tablets in adjunct to conventional medical treatment could have an effect on carotid intima-media thickness (CIMT) and plasma lipoproteins and lipids in patients with coronary artery disease (CAD). SUBJECTS/METHODS A randomized, placebo-controlled, clinical trial was conducted on 56 patients with CAD between the ages of 25 and 75 years. The patients were randomly divided into two groups: garlic group (n = 27), receiving garlic powder tablet (1200 µg allicin/tab) twice daily and the placebo group (n = 29), receiving placebo for 3 months. The rate of atherosclerosis progression was measured by B-mode ultrasonography as the increase in CIMT. RESULTS After 3 months of taking garlic tablets, CIMT values had minor variations (0.009 ± 0.007 mm reduction from baseline), while in the placebo group, an increase in CIMT values was observed (0.04 ± 0.01 mm increase from baseline). After 3 months of treatment, mean CIMT difference from baseline was significantly differ between the two groups (p < 0.001). Plasma lipids and lipoproteins (total cholesterol, triglycerides, low-density lipoprotein cholesterol, high-density lipoprotein cholesterol, Apolipoprotein A1 and Apolipoprotein B) did not differ between the two groups. CONCLUSIONS The results suggest that dry garlic powder tablet is superior to placebo in prevention of CIMT progression in patients with CAD and may be considered as an adjunct treatment for atherosclerosis.
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Affiliation(s)
- Marjan Mahdavi-Roshan
- Department of Clinical Nutrition and Dietetics, Faculty of Nutrition Sciences and Food Technology, National Nutrition and Food Technology Research Institute, Shahid Beheshti University of Medical Sciences, Tehran, Iran
| | - Ali Zahedmehr
- Cardiovascular Intervention Research Center, Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Ali Mohammad-Zadeh
- Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Hamid-Reza Sanati
- Cardiovascular Intervention Research Center, Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Farshad Shakerian
- Cardiovascular Intervention Research Center, Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Ata Firouzi
- Cardiovascular Intervention Research Center, Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Reza Kiani
- Cardiovascular Intervention Research Center, Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Javad Nasrollahzadeh
- Department of Clinical Nutrition and Dietetics, Faculty of Nutrition Sciences and Food Technology, National Nutrition and Food Technology Research Institute, Shahid Beheshti University of Medical Sciences, Tehran, Iran
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Kim HN, Kim SH, Eun YM, Song SW. Obesity with metabolic abnormality is associated with the presence of carotid atherosclerosis in Korean men: a cross-sectional study. Diabetol Metab Syndr 2015; 7:68. [PMID: 26288662 PMCID: PMC4539682 DOI: 10.1186/s13098-015-0063-y] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/17/2015] [Accepted: 08/10/2015] [Indexed: 01/23/2023] Open
Abstract
BACKGROUND Obesity is a risk factor for cardiovascular disease, but metabolic disturbances can also lead to the development of this disease. Therefore, we investigated the associations between obesity subtype, considering both body weight and metabolic disturbances, and carotid atherosclerosis as a predictor of cardiovascular disease in Korean men. METHODS Data from a total of 980 men were analysed in this study. Obesity subtypes were classified as normal weight without metabolic syndrome (metabolically healthy normal weight; MHNW), obesity without metabolic syndrome (metabolically healthy, but obese; MHO), normal weight with metabolic syndrome (metabolically abnormal, but normal weight; MANW) and obesity with metabolic syndrome (metabolically abnormal obese; MAO). Carotid intima-media thickness (CIMT) and carotid plaque were assessed using a high-resolution B-mode ultrasound system. Carotid atherosclerosis was defined as a mean CIMT value >0.9 mm or the presence of carotid plaque. RESULTS Mean CIMT in the MAO subtype was significantly higher than that in the MHNW control group (0.790 ± 0.019 vs. 0.747 ± 0.013 mm; p < 0.001). The presence of carotid plaque was positively associated with MAO subtype [adjusted odds ratio (aOR) 1.49, 95 % confidence interval (CI) 1.02-2.16; p = 0.039], but not with MHO or MANW, compared to the MHNW control group. The MAO subtype showed a positive association with the presence of carotid atherosclerosis (aOR 1.68, 95 % CI 1.17-2.42; p = 0.006). CONCLUSIONS Only the MAO subtype showed a higher CIMT value and positive associations with carotid plaque and carotid atherosclerosis, but not with MHO and MANW subtypes, compared to the MHNW control. Additional prospective studies are needed to evaluate preclinical carotid atherosclerosis according to the subtypes of obesity.
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Affiliation(s)
- Ha-Na Kim
- Department of Family Medicine, College of Medicine, St. Vincent’s Hospital, The Catholic University of Korea, Seoul, Republic of Korea
| | - Se-Hong Kim
- Department of Family Medicine, College of Medicine, St. Vincent’s Hospital, The Catholic University of Korea, Seoul, Republic of Korea
| | - Young-Mi Eun
- Department of Family Medicine, College of Medicine, St. Vincent’s Hospital, The Catholic University of Korea, Seoul, Republic of Korea
| | - Sang-Wook Song
- Department of Family Medicine, College of Medicine, St. Vincent’s Hospital, The Catholic University of Korea, Seoul, Republic of Korea
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Evelein AMV, Visseren FLJ, van der Ent CK, Grobbee DE, Uiterwaal CSPM. Allergies are associated with arterial changes in young children. Eur J Prev Cardiol 2014; 22:1480-7. [PMID: 25301873 DOI: 10.1177/2047487314554863] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/17/2014] [Accepted: 09/19/2014] [Indexed: 02/06/2023]
Abstract
BACKGROUND Inflammation is important in atherosclerosis development. Whether common causes of inflammation, such as allergies and infections, already exert this influence in early childhood is unknown. The objective of this study was to investigate the association between both allergies and infections with children's vasculature. DESIGN This was a longitudinal study in a general population cohort. METHODS In 390 five-year-olds of the WHISTLER (Wheezing-Illnesses-Study-LEidsche-Rijn) birth cohort, carotid intima-media thickness (CIMT) and arterial stiffness were obtained ultrasonographically. Physician-diagnosed allergies and infections and recent prescriptions of systemic antihistamines and antibiotics were obtained, as well as parental history of allergies. General linear regression was performed with vascular characteristics as dependent variables and measures of inflammation as independent variables. RESULTS Having both a positive parental history of allergy and an allergy diagnosis showed 15.0 µm (95% confidence interval (CI): 2.3-27.8, p = 0.02) larger CIMT than not having such history and diagnosis. Having a positive parental history of allergy only showed 11.9 µm (0.87-23.0, p = 0.04) larger CIMT. Recent use of antihistamines and antibiotics showed 18.8 µm (1.6-35.9, p = 0.03) and 16.1 µm (4.5-27.7, p = 0.01) larger CIMT, respectively. Childhood infections were not clearly related to vascular parameters. Neither allergy nor infections were associated with arterial stiffness. CONCLUSION An allergic predisposition is already associated with thicker arterial walls in early childhood.
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Affiliation(s)
- Annemieke M V Evelein
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, the Netherlands
| | - Frank L J Visseren
- Department of Vascular Medicine, University Medical Center Utrecht, the Netherlands
| | - Cornelis K van der Ent
- Department of Pediatric Pulmonology, Wilhelmina Children's Hospital, University Medical Center Utrecht, the Netherlands
| | - Diederick E Grobbee
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, the Netherlands
| | - Cuno S P M Uiterwaal
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, the Netherlands
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Abstract
Breast arterial calcification (BAC), observed as an incidental finding on screening mammograms, represents degenerative calcific changes occurring in the mammary arteries, with increasing age. The aim of this review is to discuss relevant literature examining relation between BAC and atherosclerosis. After a thorough literature search, in OVID and PubMed, 199 studies were identified, of which 25 were relevant to our review. Data were abstracted from each study and statistical analysis was done, including calculation of odds ratios and construction of forest plots. A total of 35,542 patients were enrolled across 25 studies looking at an association between BAC and coronary artery disease, cardiovascular disease, stroke, cerebral artery disease, carotid and peripheral artery diseases, and coronary artery calcification. A majority of the studies showed a statistically significant relation between BAC and presence of coronary artery disease cardiovascular disease and associated mortality. Sensitivity of BAC in predicting cardiovascular events was low, but specificity was high. BAC was predictive of incident and prevalent stroke but not mortality of stroke. Similarly, BAC was predictive of cerebral, carotid, and peripheral artery diseases. The role of BAC as a surrogate marker of coronary and systemic atherosclerosis is currently uncertain. Its role may be further elucidated by more large-scale prospective studies and clinical experience.
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Eklund C, Omerovic E, Haraldsson I, Friberg P, Gan LM. Radial artery intima-media thickness predicts major cardiovascular events in patients with suspected coronary artery disease. Eur Heart J Cardiovasc Imaging 2014; 15:769-75. [PMID: 24469155 DOI: 10.1093/ehjci/jet285] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
Abstract
AIMS In the present study, we investigated the prognostic value of radial artery intima-media thickness (rIMT) in patients with suspected coronary artery disease (CAD). Carotid artery intima-media thickness is a well-known surrogate marker of atherosclerosis. Recently, using very high-resolution ultrasound, we showed rIMT can be imaged with great precision and is related to various cardiovascular risk factors. METHODS AND RESULTS We recruited a total of 416 patients (62 ± 9 years, 44% male) with suspected CAD, referred to myocardial perfusion scintigraphy (MPS). Among these patients, 133 underwent coronary angiography on clinical indication. Two-dimensional images of carotid and radial arteries were acquired bilaterally (using 8 and 55 MHz ultrasound, respectively). All patients were followed regarding major adverse cardiovascular events (MACE), including cardiovascular death, myocardial infarction, stroke, and coronary revascularization. A group of 20 healthy subjects (aged 61 ± 3, 50% male) were recruited for reference. During 3 years of follow-up, 77 MACE occurred. Patients with MACE exhibited significantly thicker rIMT vs. those without (0.35 ± 0.06 vs. 0.32 ± 0.07 mm, P < 0.001). Increased rIMT was associated with an increased occurrence of significant coronary artery narrowing, diagnosed by coronary angiography (P = 0.028). Patients with rIMT values above the median had a nearly three-fold increased risk for MACE (hazard ratio 2.8, 95% confidence interval 1.6-4.8). In multivariate analysis, rIMT (P = 0.011) remained a significant predictor of MACE, along with type II diabetes (P = 0.012), body mass index (P = 0.024), and MPS-verified ischaemia (P < 0.001). CONCLUSION Radial artery IMT, assessed by very high-resolution ultrasound, confers prognostic information in patients with suspected CAD.
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Affiliation(s)
- Charlotte Eklund
- Department of Clinical Physiology, Sahlgrenska University Hospital, S-41345 Gothenburg, Sweden Department of Molecular and Clinical Medicine/Clinical Physiology, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, S-41345 Gothenburg, Sweden
| | - Elmir Omerovic
- Department of Cardiology, Sahlgrenska University Hospital, S-41345 Gothenburg, Sweden
| | - Inger Haraldsson
- Department of Cardiology, Sahlgrenska University Hospital, S-41345 Gothenburg, Sweden
| | - Peter Friberg
- Department of Molecular and Clinical Medicine/Clinical Physiology, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, S-41345 Gothenburg, Sweden
| | - Li-Ming Gan
- Department of Molecular and Clinical Medicine/Clinical Physiology, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, S-41345 Gothenburg, Sweden Translational Sciences, CVGI Innovative Medicine Unit, AstraZeneca R&D, S-43183 Mölndal, Sweden
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Yokoi H, Nohara R, Daida H, Hata M, Kaku K, Kawamori R, Kishimoto J, Kurabayashi M, Masuda I, Sakuma I, Yamazaki T, Yoshida M. Change in Carotid Intima-Media Thickness in a High-Risk Group of Patients by Intensive Lipid-Lowering Therapy With Rosuvastatin. Int Heart J 2014; 55:146-52. [DOI: 10.1536/ihj.13-216] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
Affiliation(s)
| | - Ryuji Nohara
- Federation of National Public Service Personnel Mutual Aid Associations, Hirakata Kohsai Hospital
| | - Hiroyuki Daida
- Department of Cardiology, Juntendo University School of Medicine
| | - Mitsumasa Hata
- Department of Cardiovascular Surgery, Nihon University School of Medicine
| | - Kohei Kaku
- Division of Diabetes, Endocrinology and Metabolism, Department of Medicine, Kawasaki Medical School
| | - Ryuzo Kawamori
- Sportology Center, Juntendo University Graduate School of Medicine, supported by High Technology Research Center Grant from the Ministry of Education, Culture, Sports, Science and Technology of Japan
| | - Junji Kishimoto
- Center for Clinical and Translational Research, Kyushu University Hospital
| | - Masahiko Kurabayashi
- Department of Medicine and Biological Science, Gunma University Graduate School of Medicine
| | | | | | - Tsutomu Yamazaki
- Clinical Research Support Center, the University of Tokyo Hospital
| | - Masayuki Yoshida
- Department of Life Sciences and Bioethics, Graduate School of Medicine, Tokyo Medical and Dental University
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Gu W, Huang Y, Zhang Y, Hong J, Liu Y, Zhan W, Ning G, Wang W. Adolescents and young adults with newly diagnosed Type 2 diabetes demonstrate greater carotid intima-media thickness than those with Type 1 diabetes. Diabet Med 2014; 31:84-91. [PMID: 24112039 DOI: 10.1111/dme.12335] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/03/2012] [Revised: 08/31/2013] [Accepted: 09/19/2013] [Indexed: 12/14/2022]
Abstract
AIM To compare the carotid intima-media thickness in patients with newly diagnosed Type 1 or Type 2 diabetes ranging from 14 to 30 years of age. METHODS Demographic, anthropometric and laboratory data were obtained from 404 adolescents and young adults (103 subjects with Type 1 diabetes, 94 with Type 2 diabetes, 153 obese subjects and 54 normal control subjects). Carotid intima-media thickness was assessed based on Doppler ultrasound examination and compared among the four groups. RESULTS Our data showed significant increases in carotid intima-media thickness in subjects with Type 1 diabetes, Type 2 diabetes and obese subjects compared with the control subjects, with those in the group with Type 2 diabetes demonstrating the greatest change (P < 0.001). Age, BMI, percentage of fat, waist-hip ratio and total triglycerides were significantly correlated with both common and internal carotid intima-media thickness segments. From a stepwise multiple linear regression model, the independent determinants of common carotid intima-media thickness were age, BMI, HbA1c and HDL cholesterol (adjusted R(2) = 0.152, P < 0.001). After adjustment for age, sex and HbA1c , the odds ratio for increased carotid intima-media thickness was 1.67 (95% CI 1.19-2.33, P = 0.003) for obese subjects, 2.38 (95% CI 1.59-9.47, P = 0.001) for subjects with Type 1 diabetes and 3.93 (95% CI 1.90-6.07, P = 0001) for subjects with Type 2 diabetes compared with the control subjects. CONCLUSIONS Compared with young control subjects, we found significant increases in carotid intima-media thickness in patients with newly diagnosed Type 1 diabetes and Type 2 diabetes, with patients with Type 2 diabetes showing greater carotid intima-media thickness. Traditional cardiovascular risk factors, such as obesity, dyslipidaemia, hypertension and hyperglycaemia, could cause vessel changes even in adolescents and young adults.
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Affiliation(s)
- W Gu
- Department of Endocrine and Metabolic diseases, Rui-jin Hospital, Shanghai Jiao-Tong University School of Medicine
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43
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Yoon HJ, Kim KH, Lee SH, Yim YR, Lee KJ, Park KH, Sim DS, Yoon NS, Hong YJ, Park HW, Kim JH, Ahn Y, Jeong MH, Cho JG, Park JC. Differences of aortic stiffness and aortic intima-media thickness according to the type of initial presentation in patients with ischemic stroke. J Cardiovasc Ultrasound 2013; 21:12-7. [PMID: 23560137 PMCID: PMC3611113 DOI: 10.4250/jcu.2013.21.1.12] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/31/2012] [Revised: 01/29/2013] [Accepted: 02/13/2013] [Indexed: 11/22/2022] Open
Abstract
BACKGROUND Aortic stiffness and intima-media thickness (IMT) are known to be associated with ischemic stroke. The aim of the present study was to investigate the differences of aortic stiffness and IMT between cerebral infarction (CI) and transient ischemic attack (TIA). METHODS A total of 500 patients with acute stroke were divided into 2 groups: the TIA group (n = 230, 62.4 ± 12 years, 144 males) versus CI group (n = 270, 63.4 ± 11 years, 181 males). Aortic stiffness index and IMT, as well as conventional cardiovascular risk factors, were compared. RESULTS The prevalence of hypertension, diabetes, and dyslipidemia were significantly higher, and left atrial volume and E/E' were significantly elevated in the CI group than in the TIA group. Carotid IMT was significantly thicker in the CI group than in the TIA group. Aortic stiffness index β was significantly higher (7.99 ± 2.70 vs. 7.02 ± 4.30, p = 0.043) and aortic IMT was significantly thicker (1.53 ± 0.41 vs. 1.45 ± 0.39 mm, p = 0.040) in the CI group than in the TIA group. Aortic stiffness index β was significantly correlated with the IMT of the aorta (r = 0.279, p = 0.014), right (r = 412, p < 0.001) and left carotid artery (r = 441, p < 0.001). CONCLUSION Aortic stiffness index β and IMT were significantly higher in patients with CI than TIA. The result of the present study suggested that CI is associated with more advanced degree of atherosclerotic and arteriosclerotic process than TIA.
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Affiliation(s)
- Hyun Ju Yoon
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Kye Hun Kim
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Sang Hyun Lee
- Department of Cardiology, Hana Hospital, Mokpo, Korea
| | - Yi Rang Yim
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Kyung Jin Lee
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Keun Ho Park
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Doo Sun Sim
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Nam Sik Yoon
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Young Joon Hong
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Hyung Wook Park
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Ju Han Kim
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Youngkeun Ahn
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Myung Ho Jeong
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Jeong Gwan Cho
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
| | - Jong Chun Park
- Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea
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Jost MM. Surrogate end points: how well do they represent patient-relevant end points? Biomark Med 2012; 1:437-51. [PMID: 20477385 DOI: 10.2217/17520363.1.3.437] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
This review takes a critical look at the concept of replacing patient-relevant end points, such as morbidity or mortality, with surrogate end points in clinical trials. Surrogate end points can be measured earlier in the course of a clinical trial and so are thought to accelerate the drug development process. Furthermore, they might be beneficial to the patients themselves by allowing faster adjustment of therapeutic strategies. However, the fact that in the past several promising surrogate end points have not fulfilled their expectations emphasizes the importance of applying strict evaluation criteria. The evaluation of the candidate surrogate end point prostate-specific antigen using the Prentice criteria and a meta-analytic approach is discussed. Prostate-specific antigen is often used to replace overall or progression-free survival in prostate cancer trials testing the benefit of medical interventions.
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Affiliation(s)
- Marco M Jost
- Institute for Quality & Efficiency in Health Care, Dillenburger Str. 27, D-51105 Cologne, Germany.
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45
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Wierzbicki AS. New directions in cardiovascular risk assessment: the role of secondary risk stratification markers. Int J Clin Pract 2012; 66:622-30. [PMID: 22698414 DOI: 10.1111/j.1742-1241.2012.02956.x] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/01/2023] Open
Abstract
Cardiovascular disease (CVD) risk screening is performed by multivariate methods relying on calculators derived from the Framingham study, other epidemiological studies or primary care records. However, it only identifies 70% of individuals at risk for CVD events and there has been interest in adding other risk factors to improve its predictive capacity. The addition of a family history of premature CVD is well established and there is evidence for adding lipoprotein (a) in some populations and possibly C-reactive protein may be suitable for general use in CVD risk assessment. Most new biochemical and imaging markers have been assessed in the context of improving risk classification in intermediate-risk groups rather than in the general population. There is evidence that N-terminal pro-B-type natriuretic peptide and coronary artery calcium score add significantly to risk prediction. The data for carotid intima-media thickness, ankle-brachial index are less strong and high sensitivity troponins look promising, but have had only limited data to date. Large scale meta-analyses ideally of pooled primary patient data will be required to determine the best additional markers to add to conventional risk prediction and in what groups to apply them.
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Affiliation(s)
- A S Wierzbicki
- Consultant in Metabolic Medicine/Chemical Pathology, St. Thomas' Hospital Campus, Lambeth Palace Road, London SE1 7EH, UK.
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46
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Geerts CC, Evelein AMV, Bots ML, van der Ent CK, Grobbee DE, Uiterwaal CSPM. Body fat distribution and early arterial changes in healthy 5-year-old children. Ann Med 2012; 44:350-9. [PMID: 21355815 DOI: 10.3109/07853890.2011.558520] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
Abstract
BACKGROUND It is unknown at what age overweight starts to takes its toll on the vasculature. We studied the relation between body size measures and vascular characteristics in healthy 5-year-old children. METHODS In 306 5-year-old children from an on-going birth cohort, body size characteristics were measured, including sonographic measurement of abdominal fat. Ultrasonographic measurements of the carotid artery were performed to obtain intima-media thickness (CIMT), arterial wall distensibility, and elastic modulus (EM). RESULTS Increased body-weight was related to thicker CIMT (linear regression coefficient 2.25 μm/kg; P = 0.003), increased EM (2.73 kPa/kg; P = 0.01), and lower distensibility (-1.23 MPa(-1)/kg; P = 0.03). Similar relations were found for increased BMI with CIMT and EM. Increased intra-abdominal fat was related to thicker CIMT (9.19 μm/cm; P = 0.02), and increased waist circumference with thicker CIMT (2.17 μm/cm; P = 0.02), lower distensibility (-1.70 MPa(-1)/cm; P = 0.01), and higher EM (2.77 kPa/cm; P = 0.02), independent of BMI. CONCLUSION For the first time it is demonstrated that increased general body mass and particularly waist circumference and intra-abdominal fat are related to thicker and stiffer arteries already early in life.
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Affiliation(s)
- Caroline C Geerts
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands
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Angel K, Provan SA, Fagerhol MK, Mowinckel P, Kvien TK, Atar D. Effect of 1-year anti-TNF-α therapy on aortic stiffness, carotid atherosclerosis, and calprotectin in inflammatory arthropathies: a controlled study. Am J Hypertens 2012; 25:644-50. [PMID: 22378036 DOI: 10.1038/ajh.2012.12] [Citation(s) in RCA: 111] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023] Open
Abstract
BACKGROUND Premature arterial stiffening and atherosclerosis are increased in patients with inflammatory arthropathies such as rheumatoid arthritis (RA), ankylosing spondylitis (AS) and psoriatic arthritis (PsA). The proinflammatory protein calprotectin is associated with inflammatory arthropathies, vascular pathology, and acute coronary events. We examined the long-term effects of treatment with tumor necrosis factor (TNF)-α antagonists on aortic stiffness and carotid intima media thickness (CIMT) in patients with inflammatory arthropathies, and the relationships to the levels of calprotectin. METHODS Fifty-five patients with RA, AS, or PsA and a clinical indication for anti-TNF-α therapy were included and followed with regular examinations for 1 year. Thirty-six patients starting with anti-TNF-α therapy were compared with a nontreatment group of 19 patients. Examinations included assessments of aortic stiffness (aortic pulse wave velocity, aPWV), CIMT, and plasma calprotectin. RESULTS After 1 year, aPWV (mean (s.d.)) was improved in the treatment group, but not in the control group (-0.54 [0.79] m/s vs. 0.06 [0.61] m/s, respectively; P = 0.004), and CIMT progression (median (quartile cut-points, 25th and 75th percentiles)) was reduced in the treatment group compared to the control group (-0.002 [-0.038, 0.030] mm vs. 0.030 [0.011, 0.043] mm, respectively; P = 0.01). In multivariable analyses, anti-TNF-α therapy over time was associated with improved aPWV (P = 0.02) and reduced CIMT progression (P = 0.04), and calprotectin was longitudinally associated with aPWV (P = 0.02). CONCLUSIONS Long-term anti-TNF-α therapy improved aortic stiffness and CIMT progression in patients with inflammatory arthropathies. Calprotectin may be a soluble biomarker reflecting aortic stiffening in these patients.
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Effects of red ginseng supplementation on menopausal symptoms and cardiovascular risk factors in postmenopausal women. Menopause 2012; 19:461-6. [PMID: 22027944 DOI: 10.1097/gme.0b013e3182325e4b] [Citation(s) in RCA: 54] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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49
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Eklund C, Friberg P, Gan LM. High-resolution radial artery intima-media thickness and cardiovascular risk factors in patients with suspected coronary artery disease – Comparison with common carotid artery intima-media thickness. Atherosclerosis 2012; 221:118-23. [DOI: 10.1016/j.atherosclerosis.2011.12.035] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/16/2011] [Revised: 12/20/2011] [Accepted: 12/22/2011] [Indexed: 10/14/2022]
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50
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Geerts CC, Bots ML, van der Ent CK, Grobbee DE, Uiterwaal CSPM. Parental smoking and vascular damage in their 5-year-old children. Pediatrics 2012; 129:45-54. [PMID: 22201150 DOI: 10.1542/peds.2011-0249] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/24/2022] Open
Abstract
BACKGROUND The relation between smoke exposure in early life, the prenatal period in particular, and the vascular development of young children is largely unknown. METHODS Data from the birth cohort participating in the WHISTLER-Cardio study were used to relate the smoking of parents during pregnancy to subsequent vascular properties in their children. In 259 participating children who turned 5 years of age, parental smoking data were updated and children's carotid artery intima-media thickness (CIMT) and arterial wall distensibility were measured by using ultrasonography. RESULTS Children of mothers who had smoked throughout pregnancy had 18.8 μm thicker CIMT (95% confidence interval [CI] 1.1, 36.5, P = .04) and 15% lower distensibility (95% CI -0.3, -0.02, P = .02) after adjustment for child's age, maternal age, gender, and breastfeeding. The associations were not found in children of mothers who had not smoked in pregnancy but had smoked thereafter. The associations were strongest if both parents had smoked during pregnancy, with 27.7 μm thicker CIMT (95% CI 0.2, 55.3) and 21% lower distensibility (95% CI -0.4, -0.03). CONCLUSION Exposure of children to parental tobacco smoke during pregnancy affects their arterial structure and function in early life.
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Affiliation(s)
- Caroline C Geerts
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands
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