Aortic valve annulus diameter
Diameter annuli valvae aortae
- Synonym: Aortic root
Definition
The aortic valve annulus is the ring of attachment of the three aortic cusps. The annulus is usually ovoid rather than round, and reporting both short-axis and long-axis dimensions obtained on double oblique images may be necessary
Normative reference value of aortic valve annulus: 20-31 mm (13±1mm/m²)
References
Arturo Evangelista et al.Echocardiography in aortic diseases: EAE recommendations for clinical practice, European Journal of Echocardiography, Volume 11, Issue 8, September 2010, Pages 645–658, https://doi.org/10.1093/ejechocard/jeq056
