Able to give fully informed consent in writing 
Males or females aged >/= 50 years 
No significant disease or drug use 
Absence of any sign of dementia/cognitive impairment in neuropsychological examinationsPatients for brain imaging: 
Patient and designee capable of giving fully informed consent in writing 
Patient fulfils DSM-IV and NINCDS-ADRA criteria for probable Alzheimers disease 

NCT01009359_inc_T2
Person
Males
NCT01009359_inc_T3
Person
females
NCT01009359_inc_T4
Person
aged
NCT01009359_inc_T5
Value
>/= 50 years
NCT01009359_inc_T6
Condition
drug use
NCT01009359_inc_T7
Condition
disease
NCT01009359_inc_T8
Qualifier
significant
NCT01009359_inc_T10
Negation
No
NCT01009359_inc_T11
Scope
significant disease or drug use
NCT01009359_inc_T12
Condition
dementia
NCT01009359_inc_T13
Condition
sign of dementia
NCT01009359_inc_T14
Condition
sign of cognitive impairment
NCT01009359_inc_T15
Condition
cognitive impairment
NCT01009359_inc_T16
Negation
Absence of
NCT01009359_inc_T17
Scope
sign of dementia/cognitive impairment
NCT01009359_inc_T18
Procedure
neuropsychological examinations
NCT01009359_inc_T21
Measurement
DSM-IV criteria
NCT01009359_inc_T22
Measurement
NINCDS-ADRA criteria
NCT01009359_inc_T23
Condition
Alzheimers disease
NCT01009359_inc_T24
Mood
probable
NCT01009359_inc_T25
Value
fulfils
NCT01009359_inc_T26
Scope
fulfils DSM-IV and NINCDS-ADRA criteria