A man in his seventies with a long-term infection and severe acid-base imbalance.

Rafael Alexander Leiva Infectious Diseases Section Department of Medicine Haukeland University Hospital A man in his 70s with complicated diabetes, cardiac disease and longterm antibiotic treatment owing to a toe infection was admitted to hospital with a severe acid-base imbalance. He developed a life-threatening condition that required intensive care treatment. An assessment to determine the cause of the acid-base imbalance was initiated concurrently with life-saving treatment.