A 50 year old female presents with nausea, vomiting and backache.
Her venous gas shows:
pH 7.56 (7.36-7.44)
pCO2 24 (35-45 mmHg)
HCO3 22 (22-26)
BE 2 (-2->+2)
Sodium 142 (137-145 mmol/l)
Potassium 3.8 (3.5-5 mmol/l)
Chloride 108 (99-111 mmol/l)
Creatinine 93 (<130 umol/l)
Glucose 5.8 (4-6 mmol/l)
Lactate 3.7 (<2 mmol/l)
Describe and interpret the abnormalities