A 70-year-old woman presents with three days of abdominal cramping, vomiting and diarrhoea, followed by 12 hours of mild confusion, drowsiness and fatigue. Her past history is hypertension and type 2 diabetes. Her medications are amlodipine and Jardiamet, which contains empagliflozin and metformin.
List four (4) important findings from the VBG, with calculations or explanation for each abnormality.
(Marked out of 8.0)
| Observation |
Value |
| pH |
7.03 |
| pCO2 |
18 mmHg |
| pO2 |
52 mmHg |
| HCO3- |
6.7 mmol/L |
| Na+ |
139 mmol/L |
| K+ |
3.7 mmol/L |
| Cl- |
103 mmol/L |
| Glucose |
6.2 mmol/L |
| Lactate |
2.2 mmol/L |
| Finding |
Calculation or explanation |
| 1 |
|
| 2 |
|
| 3 |
|
| 4 |
|
/ 8
Her blood ketone level is 4.2 mmol/L and glucose remains normal at 6.2 mmol/L. Vitals are normal but she is mildly confused with ongoing gastrointestinal symptoms. List four (4) initial IV treatments in the ED.
(Marked out of 4.0)
/ 4
Total Score: 0 / 12
Percentage: 0%
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