MS-0874

MS-0874

A 10-year-old girl with no previous medical history presents to the emergency department with vomiting and diarrhea. She also complains of abdominal pain. A venous blood gas test is performed and shows the following results:

Normal range
pH: 7.14 (7.35 – 7.45)
pO2: 11.6 (10 – 14)kPa
pCO2: 3.3 (4.5 – 6.0)kPa
HCO3: 10 (22 – 26)mmol/l
BE: -16 (-2 to +2)mmol/l
Lactate: 4.1 0.6-1.8mmol/l
Potassium: 5.4 3.5-5 mmol/l

A blood glucose finger-prick test is also performed, which reads Glucose = 24. Based on the information provided, what is the most likely diagnosis?