Reality orientation , with repeated reinforcement of environmental and other cues, may help reduce disorientation. The outcome varies. Acute disorders that cause delirium may coexist with chronic disorders that cause dementia . Acute brain syndromes may be reversible with treatment of the underlying cause. Delirium often lasts only about 1 week, although it may take several weeks for cognitive function to return to normal levels.
Full recovery is common.
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