Aortic Valve

• Normal Aortic Valve

  • Three thin cusps
  • Unrestricted systolic opening
  • Normal area 3 to 4 cm2 (some textbooks say 3-5 cm^2)
  • Normal opening 2 cm leaflet opening

• Methods for measuring the aortic valve on CT include ¹

  • commissure-to-cusp
  • cusp-to-cusp
    • Iyer mentioned that cusp-to-cusp is more consistent and in-line with Echo measurements
  • 

Footnotes

1. https://www.asecho.org/wp-content/uploads/2015/01/2015_Thoracic-Aorta.pdf ↩