Therefore, the opinions and statements made in all articles and replies do not represent the official opinions of MGH and MGH Neurology. Neither is MGH or MGH Neurology responsible for the content of any articles or replies. No messages are screened for content. Keep in mind that the MRI does not show whether or not areas of the brain are functional , just if the tissue appears normal. Same goes for CAT scans.
PET scans are the only ones that can show functioning areas of the brain.
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