15th August 2023

A 22-year-old diabetic man presents to the emergency department with a 2-day history of increased thirst

A 22-year-old diabetic man presents to the emergency department with a 2-day history of increased thirst, frequent urination, and abdominal pain. He mentions forgetting to take his insulin for the past few days. On examination, he appears dehydrated with deep, rapid breathing.

Which of the following blood gas results is most consistent with his presentation?