This document is unchanged from when it first appeared in 2009.
Screening should not be offered. Quote:
“This policy was reviewed in June-September 2010 but no significant changes were made. It is due to be considered again in 2013 to 2014, or earlier if significant new evidence emerges”.
The UK NSC policy on Alzheimer’s Disease screening in adults. London: UK National Screening Committee, September 2010.