for instance for the clarification of Alzheimer’s disease 
differentiation to other forms of dementia, e.g. vascular dementia
· organic brain syndrome
· disorders of brain activity
· depression
· neuroses 
· anxiety disorders 
· personality disorders
· sleeping disorders
By using neuropsychological test procedures, we can detect cognitive deficiencies in patients with the most differing illnesses.

Thus important hints can be gained regarding diagnostic methods, therapies and the assumable process.
Besides the general intellectual capacity, we are able to test the working (functional) memory, the learning ability, memory retrieval, executive functions and psychomotor realization.