22. Respiratory Disturbance Compensation Equations Flashcards Preview

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Flashcards in 22. Respiratory Disturbance Compensation Equations Deck (8)
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1
Q

What is the equation for expected bicarbonate in acute respiratory acidosis?

A

HCO3 = 24 + (PaCO2 -40)/10

2
Q

What is the equation for the expected biarbonate in chronic respiratory acidosis?

A

Expected HCO3 = 24 + 4(PaCO2 - 40) / 10

3
Q

What is the equation for expected bicarbonate in acute respiratory alkalosis?

A

Expected HCO3 = 24 - 2(40 - PaCO2) / 10

4
Q

What is the equation for expected bicarbonate in chronic respiratory alkalosis?

A

HCO3 = 24 - 5(40 - PaCO2)/10

5
Q

What is the equation for calculating the anion gap?

A

Na - (Cl + HCO3)

6
Q

What is the equation for determining adequate compensation for metabolic alkalosis?

A

∆PaCO2 = (.5 to 1.0)∆HCO3

7
Q

What is the equation for determining adequate compensation for metabolic acidosis?

A

PaCO2 = 1.5[HCO3] + 8 ± 2

8
Q

What is the equation for determining blood osmolarity?

A

2x Na + BUN/2.8 + Glucose/18