Estenose Aórtica com baixo gradiente valvar e elevado gradiente subvalvar

https://www.sciencedirect.com/science/article/pii/S2772963X23000170?via%3Dihub

https://www.sciencedirect.com/science/article/pii/S2772963X23000170?via%3Dihub

Area = Aao x VTI ao= Asub x VTI sub

Aao= (Asub x VTIsub)/ VTIao

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