Acid Base Balance Flashcards
When is an acid base derangement considered to be compensated?
When the PH returns to normal
What PaCO2 level indicated respiratory alkalosis?
<35
Interpret ABG
Ph: 7.19
HCO3: 19
SID: 30
AG: 13
PaO2: 80
SID metabolic acidosis without respiratory compensation
What is the range on HCO3?
22-26
Interpret the ABG
PH: 7.1
HCO3: 14
PaCO2: 29
SID: 38
AG: 22
PaO2: 70
Elevated Anion Gap metabolic acidosis with partial respiratory compensation
What is AG?
The difference between the sum of bicarbonate and chloride vs the sodium.
Interpret the ABG
PH: 7.5
HCO3: 24
PaCO2: 20
SID: 40
AG: 12
PaO2: 100
Uncompensated respiratory alkalosis
Interpret the ABG:
PH: 7.2
HCO3: 15
PACO2: 30
SID: 38
AG: 12
PaO2: 60
Partially compensated metabolic acidosis
SID is?
The difference between to major extra cellular positive and negative charges (NA and CL)
What’s the number for SID
38
Interpret the ABG
PH: 7.28
HCO3: 23
PaCO2: 55
SID: 38
AG: 13
PaO2: 50
Uncompensated respiratory acidosis
Interpret the ABG
PH: 7.6
HCO3: 45
PaCO2: 30
SID: 36
AG: 14
PaO2: 80
Uncompensated mixed alkalosis
In a pt with increased minute value and no metabolic component to their acid base derangement, what is most likely?
Respiratory alkalosis
In a pt with sever vomiting, and no respiratory component to their acid base derangement, what is most likely?
Metabolic alkalosis
In a pt with renal failure and no respiratory component to their acid base derangement, what is most likely?
Metabolic acidosis
What does GOLDMARK stand for?
Glycol
Oxyproline (Tylenol)
L-lactate
D- Lactate (short bowel syndrome)
Methanol
Asa
Renal failure
Ketones
What reversal agent works on Glycol and methanol?
Flompazole
What reversal agent works on Tylenol or oxyproline?
Acetylistine
Winters formula
(Bicarb x 1.5) +8 = corrected PCO2 (+/-2)
