The complete version of this video runs about 15 minutes. It includes a discussion of several validated delirium assessment tools, as well as ways to prevent delirium from occurring in the first place.
Here's a 3-minute version, not narrated by Adam. It introduces some important work by folks at the Center for Hospice and Palliative Care in upstate New York, trying to uncover clues that can indicate delirium may be imminent.
More on The prodrome to delirium - a grounded theory study (free!)
More on delirium in Death Nurse:
Still more delirium
Something about delirium
Something else about delirium
Some more about delirium
First steps to comfort: A-T-E-N-T
Again with the delirium