Explainer: what is delirium and is it dangerous?
- Written by Peter Lange, Consultant Geriatrician, PhD Candidate, University of Melbourne

The woman suffered two strokes in succession. The first was minor and her condition improved quickly. The second came on suddenly and was more severe.
Luckily she was able to receive clot-busting medication and the stroke went away in less than an hour, but then something odd happened: she...