ing younger individuals, such as impairment secondary to traumatic brain injury or HIV
infection. Furthermore, the major NCD definition is some what broader than the term
dementia,  in that individuals with substantial decline in a single domain can receive this di-
agnosis, most notably the DSM-IV category of “Amnestic Disorder,” which would now be
diagnosed as major NCD due to another medical condition and for which the term demen-
tia would not be used.