The criteria are met for major or mild neurocognitive disorder.
There is insidious onset and gradual progression of impairment in one or more cognitive
domains (for major neurocognitive disorder, at least two domains (must be impaired).
Criteria are met for either probable or possible Alzheimers disease as follows
Probable Alzheimer's disease is diagnosed if either of the following is present; otherwise,
possible Alzheimer's disease should be diagnosed.