Effective orifice area.systole/Body surface area:ArArea:Pt:Aortic valve:Qn:US.doppler+Calculated by continuity VTI
effective orifice area.systole/body surface area:ararea:pt:aortic valve:qn:us.doppler+calculated by continuity vti
AV EOA sys (Continuity VTI)/BSA
av eoa sys (continuity vti)/bsa