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Dilated aortic root is related to a global aortic dilating diathesis
Josep M Alegret1, Nahum Calvo, Carme Ligero
1Secció de Cardiologia, Hospital Universitari de Sant Joan, Reus, Spain. txalegret@hotmail.com
Journal of Vascular Surgery
|July 13, 2010
Summary
Dilated aortic root is linked to varied aortic diameters, influenced by age and valve type. Older patients with tricuspid aortic valves require comprehensive aortic assessment due to systemic dilatation risks.
Area of Science:
- Cardiovascular Imaging
- Aortic Diseases
- Radiology
Background:
- Aortic root dilatation is a critical indicator of potential aortic aneurysm.
- Understanding the relationship between aortic root and other aortic segments is vital for risk stratification.
Purpose of the Study:
- To analyze the association between aortic root dilatation and the diameters of the entire aorta.
- To identify factors predicting higher risk of aortic aneurysm.
Main Methods:
- Prospective helical computed tomography (CT) in 71 patients with dilated aortic root.
- Measurement of aortic diameters at seven levels in the thoracic and abdominal aorta.
Main Results:
- Moderate correlation between ascending aorta and thoracic/abdominal aorta diameters in tricuspid aortic valve patients.
- Age and aortic regurgitation independently predicted aortic diameters.
- Age, body surface area, and aortic regurgitation grade predicted aortic volume.
Conclusions:
- Aortic diameter patterns vary with age, aortic valve morphology, and function.
- Older patients with tricuspid aortic valves and dilated aortic roots need thorough cardiovascular evaluation.
- Findings support the systemic nature of aortic dilatation.
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