1
Q
SVR
A
= [(MAP-CVP)/CO] x 80
normal is 1000
2
Q
PVR
A
= [(mPAP-PCWP)/Qp] x 80
3
Q
MAP
A
= 2/3 DBP + 1/3 SBP
4
Q
Fick CO
A
= VO2 / [Hgb x 1.36 x 10 x (SaO2-PaO2)]
5
Q
Qp:Qs
A
= (Aorta sat - mixed venous sat) / (Pulm vein sat - PA sat)
NOTE systemic is numerator despite Qp:Qs
generally use IVC or SVC for venous sat
assume PV sat same as aorta sat
TSRA Boards - Thoracic
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