Loss of short-term memory

Wandering/agitation.

Losing and hiding things

Accusations (eg. of theft)

Confusion

May leave taps running or gas cooker unlit.

Hallucinating - seeing or hearing things that are not 
really there

Cannot recognize clean from dirty.

Does not know night from day.

Aggression - physically and verbally.

Cannot remember if they have eaten.

Repetition i.e. asking the same questions over and 
over again.

In later stage may not recognize those close to them, 
and may lose the ability to carry out activities of daily 
living. (eg. Dressing, using the telephone)

Long-term depression.

Lose control of bowel and bladder movements

Paranoia- the belief that people are out to get them