Pulmonary Diagnostic Testing Flashcards

0
Q

A-aDO2

A

PAO2 - PaO2

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1
Q

PAO2

A

(PB- PH2O) x FiO2 - PaCO2 x 1.25

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2
Q

PaO2/FiO2 ratio or P/F ratio

A

PaO2/FiO2

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3
Q

CaO2

A

(Hb x 1.34 x SaO2) + (PaO2 x 0.003)

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4
Q

CvO2

A

(Hb x 1.34 x SvO2) + (PvO2 x 0.003)

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5
Q

C(a-v)O2

A

CaO2 - CvO2

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6
Q

Qt

A

VO2
________________
C(a-v)O2 (10)

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7
Q

VO2

A

Qt x C(a-v)O2 x 10

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8
Q

Qs/Qt

A

(A-aDO2) 0.003
___________________________
(A-aDO2) 0.003 + C(a-v)O2

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9
Q

SaO2

A

PaO2 + 30 (when PaO2 is between 40-60 torr)

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10
Q

Oxygen Index (OI)

A

Paw x FiO2
___________________ x 100
PaO2

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11
Q

Vd/Vt

A

PaCO2 - PECO2
____________________ x 100
PaCO2

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12
Q

Desired Minute Volume

A

(Ve x PaCO2) = (Ve x PaCO2)

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