Unspecified dementia Inclusion term(s):Major neurocognitive disorder NOSPresenile dementia NOSPresenile psychosis NOSPrimary degenerative dementia NOSSenile dementia NOSSenile dementia depressed or paranoid typeSenile psychosis NOSExcludes1senility NOS (R41.81)Excludes2mild memory disturbance due to known physiological condition (F06.8)senile dementia with delirium or acute confusional state (F05)