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Subfrontal tumors are an infrequent cause of dementia. Most of those that do cause dementia are meningiomas, and the symptoms may recede when the tumor is resected. A patient with a huge prolactinoma who came to medical attention because of dementia is described. The tumor shrank dramatically after bromocriptine therapy and the patient's mental status returned to normal.
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Brisman et al. (1993) studied this question.
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