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Updated: Jul 16, 2026

Quantitative Analysis and Characterization of Atherosclerotic Lesions in the Murine Aortic Sinus
Published on: December 7, 2013
The relation between aortic atherosclerosis and risk factors
Abdi Bozkurt1, Murat Cayli, Mesut Demir
1Department of Cardiology, School of Medicine, Cukurova University, 01330 Adana, Turkey. abozkurt@cu.edu.tr
Insights
Age, smoking, and hypercholesterolemia contribute to aortic wall and valve atherosclerosis. This study found hypercholesterolemia predicts aortic wall changes, while age and smoking predict aortic valve thickness.
Area of Science:
- Cardiology
- Vascular Biology
- Medical Imaging
Background:
- Non-familial hypercholesterolemia is a risk factor for cardiovascular disease.
- Atherosclerotic changes in the aorta can lead to serious complications.
- Understanding the impact of risk factors on aortic atherosclerosis is crucial for prevention and management.
Purpose of the Study:
- To assess the influence of risk factors, including non-familial hypercholesterolemia, on atherosclerotic alterations of the aortic wall and valve.
- To compare these changes between patients with and without hypercholesterolemia using transthoracic echocardiography.
Main Methods:
- Transthoracic echocardiography was used to evaluate 111 patients with non-familial hypercholesterolemia and 112 controls.
- Aortic wall hyperechogenicity and valve thickness were assessed visually and by measurement.
- Aortic diameters were measured at multiple levels; multivariate logistic regression and correlation analyses identified risk factor associations.
Main Results:
- Aortic wall hyperechogenicity was more prevalent in hypercholesterolemia patients (84.7% vs 70.5%).
- Patients with hypercholesterolemia had smaller mean aortic root diameters.
- Age and smoking independently predicted aortic valve thickness, while hypercholesterolemia predicted aortic wall hyperechogenicity.
Conclusions:
- Age, smoking, and hypercholesterolemia are significantly associated with atherosclerotic changes in the aortic wall and valve.
- Hypercholesterolemia specifically impacts aortic wall characteristics, whereas age and smoking affect aortic valve thickness.
Objective:
To evaluate the impact of risk factors on atherosclerotic changes of aortic wall and valve in patients with and without non-familial hypercholesterolemia by transthoracic echocardiography.
Methods:
One hundred and eleven patients with non-familial hypercholesterolemia and 112 control subjects were included in the study. Aortic wall and valve were evaluated by visual assessment of wall hyperechogenicity and measuring the valve thickness. Aortic diameters were obtained at the levels of annulus, sinus of Valsalva and at the supravalvular level in the parasternal long-axis view by M-Mode echocardiographic examination. The relationship between parameters of aortic atherosclerosis and risk factors was studied by multivariate logistic regression analysis, Pearson and Spearman correlation analyses.
Results:
The prevalence of aortic wall hyperechogenicity was found to be higher in patients with hypercholesterolemia (84.7% vs 70.5%, p=0.01). The mean aortic root diameters at all levels of patients with hypercholesterolemia were found to be significantly smaller than in patients of the control group (3.1+/-0.3 mm vs 3.2+/-0.5 mm, p=0.02 for annulus level, 3.4+/-0.4 mm vs 3.5+/-0.4, p=0.004 mm for the level of sinus of Valsalva and 3.2+/-0.3 mm vs 3.4+/-0.5 mm, p<0.001 - supravalvular level), but no difference was noted regarding the aortic velocity and pressure gradient across the aortic valve. Multivariate stepwise logistic regression analysis showed that age (OR=1.1, CI - 1.02-1.09, p=0.002) and smoking (OR=2.2, CI - 1.06-4.58, p=0.04) were independent predictors of aortic valve thickness. Hypercholesterolemia was an independent predictor for aortic wall hyperechogenicity (OR=2.5, CI - 1.3-4.9, p=0.009) but not for valve thickness.
Conclusions:
Age, smoking and hypercholesterolemia are related to atherosclerotic involvement of aortic wall and valve.
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