Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis

Aortic valve stenosis is the most common valvular heart disease in the Western world. Lipoprotein(a) (Lp(a)) is an independent risk factor of coronary heart disease (CHD) and calcific aortic valve stenosis (CAVS). The aim of this study was to assess the role of Lp(a) and its autoantibodies [autoAbs]...

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Main Authors: Anna L. Burdeynaya, Olga I. Afanasieva, Marat V. Ezhov, Elena A. Klesareva, Marina A. Saidova, Sergey N. Pokrovsky
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Diseases
Subjects:
Online Access:https://www.mdpi.com/2079-9721/11/1/43
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author Anna L. Burdeynaya
Olga I. Afanasieva
Marat V. Ezhov
Elena A. Klesareva
Marina A. Saidova
Sergey N. Pokrovsky
author_facet Anna L. Burdeynaya
Olga I. Afanasieva
Marat V. Ezhov
Elena A. Klesareva
Marina A. Saidova
Sergey N. Pokrovsky
author_sort Anna L. Burdeynaya
collection DOAJ
description Aortic valve stenosis is the most common valvular heart disease in the Western world. Lipoprotein(a) (Lp(a)) is an independent risk factor of coronary heart disease (CHD) and calcific aortic valve stenosis (CAVS). The aim of this study was to assess the role of Lp(a) and its autoantibodies [autoAbs] in CAVS in patients with and without CHD. We included 250 patients (mean age 69 ± 3 years, males 42%) and divided them into three groups. There were two groups of patients with CAVS depending on the presence (group 1) or absence of CHD (group 2). The control group included the patients without CHD or CAVS. According to logistic regression analysis, levels of Lp(a), IgM autoAbs to oxidized Lp(a) (oxLp(a)), and age were independent predictors of CAVS. A concomitant increase in Lp(a) level (≥30 mg/dL) and a decrease in IgM autoAbs concentration (<9.9 lab. Units) are associated with CAVS with an odds ratio (OR) of 6.4, <i>p</i> < 0.01, and with CAVS and CHD with an OR of 17.3, <i>p</i> < 0.001. IgM autoantibodies to oxLp(a) are associated with calcific aortic valve stenosis regardless of Lp(a) concentration and other risk factors. Higher Lp(a) and lower IgM autoantibodies to oxLp(a) levels are associated with a much higher risk of calcific aortic valve stenosis.
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spelling doaj.art-9e93e85413bf457a9e3574e81399d99e2023-11-17T10:36:44ZengMDPI AGDiseases2079-97212023-03-011114310.3390/diseases11010043Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve StenosisAnna L. Burdeynaya0Olga I. Afanasieva1Marat V. Ezhov2Elena A. Klesareva3Marina A. Saidova4Sergey N. Pokrovsky5Laboratory of Lipid Disorders, Department of Atherosclerosis, A.L. Myasnikov Institute of Clinical Cardiology, Federal State Budgetary Institution National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Ministry of Health of the Russian Federation, 121552 Moscow, RussiaLaboratory of Atherosclerosis, Institute of Experimental Cardiology Named after Academician V.N. Smirnov, Federal State Budgetary Institution National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Ministry of Health of the Russian Federation, 121552 Moscow, RussiaLaboratory of Lipid Disorders, Department of Atherosclerosis, A.L. Myasnikov Institute of Clinical Cardiology, Federal State Budgetary Institution National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Ministry of Health of the Russian Federation, 121552 Moscow, RussiaLaboratory of Atherosclerosis, Institute of Experimental Cardiology Named after Academician V.N. Smirnov, Federal State Budgetary Institution National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Ministry of Health of the Russian Federation, 121552 Moscow, RussiaDepartment of Ultrasound Diagnostics, A.L. Myasnikov Institute of Clinical Cardiology, Federal State Budgetary Institution National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Ministry of Health of the Russian Federation, 121552 Moscow, RussiaLaboratory of Atherosclerosis, Institute of Experimental Cardiology Named after Academician V.N. Smirnov, Federal State Budgetary Institution National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Ministry of Health of the Russian Federation, 121552 Moscow, RussiaAortic valve stenosis is the most common valvular heart disease in the Western world. Lipoprotein(a) (Lp(a)) is an independent risk factor of coronary heart disease (CHD) and calcific aortic valve stenosis (CAVS). The aim of this study was to assess the role of Lp(a) and its autoantibodies [autoAbs] in CAVS in patients with and without CHD. We included 250 patients (mean age 69 ± 3 years, males 42%) and divided them into three groups. There were two groups of patients with CAVS depending on the presence (group 1) or absence of CHD (group 2). The control group included the patients without CHD or CAVS. According to logistic regression analysis, levels of Lp(a), IgM autoAbs to oxidized Lp(a) (oxLp(a)), and age were independent predictors of CAVS. A concomitant increase in Lp(a) level (≥30 mg/dL) and a decrease in IgM autoAbs concentration (<9.9 lab. Units) are associated with CAVS with an odds ratio (OR) of 6.4, <i>p</i> < 0.01, and with CAVS and CHD with an OR of 17.3, <i>p</i> < 0.001. IgM autoantibodies to oxLp(a) are associated with calcific aortic valve stenosis regardless of Lp(a) concentration and other risk factors. Higher Lp(a) and lower IgM autoantibodies to oxLp(a) levels are associated with a much higher risk of calcific aortic valve stenosis.https://www.mdpi.com/2079-9721/11/1/43calcific aortic valve stenosislipoprotein(a)autoantibodiescoronary heart disease
spellingShingle Anna L. Burdeynaya
Olga I. Afanasieva
Marat V. Ezhov
Elena A. Klesareva
Marina A. Saidova
Sergey N. Pokrovsky
Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis
Diseases
calcific aortic valve stenosis
lipoprotein(a)
autoantibodies
coronary heart disease
title Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis
title_full Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis
title_fullStr Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis
title_full_unstemmed Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis
title_short Lipoprotein(a) and Its Autoantibodies in Association with Calcific Aortic Valve Stenosis
title_sort lipoprotein a and its autoantibodies in association with calcific aortic valve stenosis
topic calcific aortic valve stenosis
lipoprotein(a)
autoantibodies
coronary heart disease
url https://www.mdpi.com/2079-9721/11/1/43
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