A useful mnemonic to help recall some of the causes of acute confusion in the elderly is – How Come ‘Dis DoDo Is Excited
Mnemonic How Come ‘Dis DoDo Is Excited
- H: hypoxia
- C: constipation
- D: drug effects
- D: diabetes mellitus
- D: dehydration
- I: infection
- E: electrolyte imbalance

Hope that mnemonic helped. Do check out more medical mnemonics here.