ChoiceHub
Sign in
A 60-year-old man with a history of chronic diarrhea presents with muscle weakness and lethargy. Laboratory tests show: potassium 3.1 mmol/L (3.5-5.0 mmol/L), bicarbonate 17 mmol/L (22-28 mmol/L), arterial blood pH 7.28 (7.35-7.45). His blood glucose is normal. Which of the following is the most likely explanation for his metabolic acidosis in the context of hypokalemia?
Shared by CatatonicAxonDermatologistGeneral Medicine

More from Year 4

See all

A a 68-year-old man with a history of gastroesophageal reflux disease presents with worsening kidney function over the past two weeks. He started a proton pump…

5 choicesTry it →

A 54-year-old man with no family history of prostate cancer attends his GP for a routine check-up. He is asymptomatic and has no significant past medical histor…

5 choicesTry it →

A 58-year-old man with no symptoms attends your clinic for a general health check. He is concerned because his uncle and cousin both died of pancreatic cancer.…

5 choicesTry it →

A 50-year-old man presents to the emergency department with confusion, rapid breathing, and general weakness. He has a history of chronic kidney disease. On exa…

5 choicesTry it →

A 2-year-old girl is brought to the emergency department after falling off a bunk bed at home. She was playing unsupervised in her older sibling’s room. She hit…

5 choicesTry it →