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fMRI may allow communication with some patients in vegetative or minimally conscious states

from Medscape Medical News

Researchers are reporting evidence of willful brain activation in a small number of patients in vegetative or minimally conscious states using functional magnetic resonance imaging (fMRI). Further, one patient with a diagnosis of vegetative state was able to correctly answer yes or no questions by activating different areas of his brain through visualization of different activities while he was undergoing fMRI, this despite being unable to show any signs of consciousness at the bedside. more


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