ABG Flashcards
1
Q
discuss the following ABG
pH 7.48 7.35-7.45
pCO2 45 35-45 mmHg
pO2 69 60-85 mmHg
HCO3 33 22-28 mmol/L
NA+ 126 135-145 mmol/L
K+ 1.8 3.5-4.5 mmol/L
Cl- 84 95-110 mmol/L
Glu 5.9 3.0-7.8 mmol/L
A
compensated metabolic alkalosis
severe hypokalaemia
expected CO2 = 0.7xHCO3 +21
normal Anion Gap
2
Q
A 37 year old female presents to your emergency department with progressively worsening
abdominal pain. She had gastric bypass surgery (at your facility) for morbid obesity 4 months ago
and has lost 40 kg. discuss causes for compensated metabolic alkalosis in this context
A
- Prolonged vomiting
- Bowel obstruction
- Anastomotic leak/perforation
