Which action will help the nurse determine whether a new patient's confusion is caused by dementia or delirium?
a. Administer the Mini-Mental Status Exam.
b. Use the Confusion Assessment Method tool.
c. Determine whether there is a family history of dementia.
d. Obtain a list of the medications that the patient usually takes.
ANS: B
The Confusion Assessment Method tool has been extensively tested in assessing delirium. The other actions will be helpful in determining cognitive function or risk factors for dementia or delirium, but they will not be useful in differentiating between dementia and delirium.
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