Aortic Surgery Glossary
100 terms total — 4 showing — Last updated 15 Sep 2026
aortic stiffness index
A measure of aortic wall elasticity calculated from the relationship between pressure change and relative diameter change.
VSARR
Valve-sparing aortic root replacement procedure that preserves the patient's native aortic valve while replacing the aor...
Yacoub procedure
Aortic valve-sparing root replacement technique preserving the native aortic valve leaflets while replacing the aortic r...
zone 0
The most proximal landing zone for thoracic endografts, extending from the aortic valve to the brachiocephalic artery or...
Zone 1 deployment
Endovascular stent graft placement covering the left subclavian artery origin but preserving the left common carotid art...