MRCP2-4400
A 28-year-old diabetic patient arrives at the emergency department at 2 am after experiencing sudden worsening of breathlessness. He had been at a party prior to his symptoms. An arterial blood gas sample was taken and the following results were obtained:
pH 7.66 (7.36-7.44)
pO2 7.4 kPa (11.3-12.6)
pCO2 4.7 kPa (4.7-6.0)
Serum bicarbonate 28 (20-28)
H+ 21 nmol/L (35-45)
What is the interpretation of these blood gas results?