A 78-year-old patient was admitted after an inferior myocardial infarction.The patient awakens during the night confused and disoriented.The nurse suspects the patient may be developing what condition?

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Delirium is characterized by acute changes in mental status from baseline,inattention,and disorganized thinking or changes in level of consciousness.Risk factors for delirium include alterations in sleep-wake cycle,sepsis,hypoxemia,electrolyte imbalances,metabolic alterations,and medications that induce delirium.

A 78-Year-Old Patient Was Admitted After an Inferior Myocardial Infarction