i
i
PADP = 4 x (end PI velocity)² + estimated RAP

End PI velocity: CW, PS SAX.
RAP: inferior vena cava view.

PADP - PA Diastolic Pressure.

Example:
End PI velocity = 2,29 m/s
RAP = 10 mmHg
PADP = 4 x (2,29 )² + 10 = 21 + 10 = 31mmHg