Aortic Dimensions and Stiffness in Normal Adults*
Michael O'Rourke, MD, DSc, FACC*,
Alan Farnsworth, FRACS, MD,
John O'Rourke, MD
Departments of Cardiology, Cardiothoracic Surgery, and Medical Imaging, St. Vincent's Hospital/University of New South Wales, Sydney, Australia
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Figure 1 Typical Change With Age in the Ascending Aorta
Typical change in the ascending aorta is noted between a 20-year-old (left) compared with an 80-year-old man (right). The length increases by approximately 12% per decade, whereas the diameter increases by just 3% per decade. Figure illustration by Rob Flewell.
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