How is it diagnosed? Alzheimer's disease is a form of dementia
but is not necessarily caused by the same factors which cause
other forms of dementia. However, despite a considerable amount
of research, the actual cause of the disease remains unknown.
There is no single test to determine whether someone has
Alzheimer's disease. It is diagnosed by a process of
elimination, as well as a careful examination of a person's
physical and mental state, rather than by finding actual
evidence of the disease. A carer or relative may be asked to
provide information about the person's behaviour, e.g.
difficulties getting dressed, washing, handling finances,
keeping appointments, travelling alone, managing at work and
using household appliances. A neuropsychological assessment is
usually carried out. This involves finding out about possible
problems with memory, language, planning and attention. A simple
test called the Mini-Mental State Examination is often used.
This involves the person being asked to answer questions suc