Importance A proportion of patients experience long-lasting symptoms following mild traumatic brain injury (MTBI). The postconcussion syndrome (PCS), included in the DSM-IV , has been proposed to describe this condition. Because these symptoms are subjective and common to other conditions, there is controversy whether PCS deserves to be identified as a diagnostic syndrome

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Abstract: Psychotic symptoms and cognitive fluctuation are common manifestations of dementia with Lewy bodies (DLB). However, the differentiation of these symptoms is difficult because many psychiatric, neurologic, and medical conditions in addition to drug effects can mimic DLB in elderly people. We report on an 83-year-old woman who complained of vivid, recurrent visual hallucinations associated with fluctuating cognition

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