12th November 2021

A 7-year-old patient presents to the emergency department with vomiting and weakness

A 7-year-old patient presents to the emergency department with vomiting and weakness. On clinical exam the patient has dry mucous membranes, sunken eyes, and reduced skin turgor. Oral rehydration therapy is initiated. An arterial blood gas is performed. What below findings would diagnose a metabolic alkalosis with partial compensation?

Select the SINGLE most appropriate option from the list below. Select ONE option only.

Reference ranges: pH: 7.35 – 7.45, pCO2: 4.6 – 6.4 kPa, pO2: 11.0 – 14.4 kPa, Na+: 133 – 146 mmol/L, K+: 3.5 – 5.3 mmol/L, Cl-: 95 -108 mmol/L, Ca++: 1.15 – 1.33 mmol/L, Glucose: 3.6 – 5.3 mmol/L, Lactate: 0.5 – 2.2 mmol/L