Calculations Flashcards by Jeffrey Dean | Brainscape

Q

Cardiac Index

C.I.

A

Cardiac Index

C.O. / BSA (M² )

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Q

Predicted body weight

PBW

A

Male PBW = 50 + (2.3 x (height - 60))

Female PBW = 45.5 + (2.3 x (height - 60))

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Q

Static Compliance

A

Static Compliance

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Q

Dynamic Compliance

A

Dynamic Compliance

Exhaled VT / Peak Pressure - Peep

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Q

Pulse Pressure

A

Pulse Pressure

Systolic - Diastolic

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Q

Arterial Oxygen Content

CaO2

A

CaO2

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

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Q

Alveolar Oxygen Tension

PAO2

A

PAo2

((PB - PH20) x FIO2) - PaCO2 / O.8

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Q

Deadspace Ratio

VD / VT

A

VD/VT

PaCO2 - PECO2 x 10 / PaCO2

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Q

Arterial - Venous Oxygen Content Difference

C(a-v)O2

A

C(a-v)O2

CaO2 - CVO2

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Q

Shunt Equation

QS /QT

A

Shunt Equation (Q_S / Q_T)

(A-aDO₂ x 0.003) / ((A-aDO₂) x 0.003) + C(a-v)O₂

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Q

Venous Oxygen Content

CVO2

A

CVO₂

(Hb x 1.34 x SVO₂) - (PVO₂ x 0.003)

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Q

VO2

oxygen consumption

A

VO₂ (Oxygen Consumption)

QT x C(a-v)O₂ x 10

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Q

Alveolar Ventilation

VA

A

Alveolar Ventilation (V_A)

(V_T - V_D) x RR

note: estimated V_D = 1cc/lb of IBW

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Q

Maximum Suction Cather Size

A

Maximum Suction Cather Size

ET tube ID x 3 / 2

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Q

PaO2 / FIO2

P/F ratio

A

PaO2 / FIO2 (P/F ratio)

PaO₂ / FIO₂

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Q

Alveolar-Arterial Oxygen Gradient

A-aDO2

A

Alveolar-Arterial Oxygen Gradient (A-aDO2)

PAO₂ - PaO₂

Q

Cardiac Output

Q_T

A

Cardiac Output (Q_T)

(VO₂) / C(a-v)O₂ x 10

Q

Pulmonary Vascular Resistance

PVR

A

Pulmonary Vascular Resistance (PVR)

((mPAP - PCWP) / C.O.) x 80

Q

Systemic Vascular Resistance

SVR

A

Systemic Vascular Resistance (SVR)

((MAP - CVP) / C.O.) x 80