SAQ 648 – Metabolic – severe metabolic alkalosis with vomiting

Marked out of 12.00

A 50-year-old man with chronic pancreatitis presents with several days of nausea and vomiting. His temperature is 38.9 degrees C. The venous blood gas is shown below.

Test Result Reference range
pH 7.62 7.35-7.45
pCO2 62 mmHg 41-51
pO2 31 mmHg 20-40
Bicarbonate 65 mmol/L 21-30
Base excess >30 -2 to +2
Sodium 149 mmol/L 135-145
Potassium 3.3 mmol/L 3.5-5.0
Chloride 53 mmol/L 95-107
Lactate 2.7 mmol/L 0.5-2.0
Glucose 12 mmol/L 3.0-10.0
Urea 34.9 mmol/L 3.5-10.0
Creatinine 431 micromol/L 60-115

Derive three (3) calculations using the shown results to assist your interpretation.

(Marked out of 3.0)


/ 3

Provide a unifying explanation for these results.

(Marked out of 3.0)


/ 3

State six (6) steps in your management plan.

(Marked out of 6.0)


/ 6

Total Score: 0 / 12

Percentage: 0%