Recommendations for mental health care of older adults: Part 2--an overview of dementia, delirium, and substance abuse.

Expansion and diversification of the older adult demographic group is a key indication that nurses need to be aware of current recommended practice related to the most common mental health diagnoses in this age group. Such conditions include depression, anxiety, dementia, delirium, and substance abuse/dependence. This article, the second in a two-part series, focuses on key assessment components and suggested interventions for dementia, delirium, and substance abuse/dependence.