Calculations Flashcards
1
Q
Winter formula
A
used to evaluate respiratory compensation
PCO2 = 1.5 (HCO3-) + 8 +/- 2
PCO2 < Winter formula calculation = respiratory alkalosis
PCO2 > Winter formula calculation = respiratory acidosis
2
Q
Anion Gap
A
Anion gap = Na - (Cl + HCO3).
3
Q
Correct sodium in hyperglycemia
A
Corrected sodium add 1.6mEq/L for each 100 mg/dL in serum glucose
4
Q
What is the formula predicting uncuffed endotracheal tube size in children?
A
4 + age/4
For uncuffed tubes it is 4 + age/3.5
5
Q
Parkland Formula
A
Fluids = 4 x surface area x weight