Question

A 72-year-old man with heart failure and chronic kidney disease is admitted with confusion and drowsiness. He is on high-dose Morphine for pain. What metabolic disturbance is most likely contributing to his altered mental state?

Accepted Answer

Hypercapnic respiratory failure and opioid toxicity

Answer

Respiratory alkalosis

Answer

Metabolic alkalosis

Answer

Hypernatraemia

Answer

Metabolic acidosis

Practice question

A 72-year-old man with heart failure and chronic kidney disease is admitted with confusion and drowsiness. He is on high-dose Morphine for pain. What metabolic disturbance is most likely contributing to his altered mental state?