Brain scans reveal which 'vegetative' patients are alert, trapped in bodies

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A man who had appeared to have been in a vegetative state for 12 years knew his name and knew where he was, Canadian researchers report in a study showing it’s possible to use MRI brain scans to establish communication with people who seem completely unconscious.

Three people tested using a special form of MRI called functional magnetic resonance imaging were able to answer simple “yes” or “no” questions, the team at Western University in London, Ontario report.

They say their findings don’t mean everyone in a coma or a persistent vegetative state is conscious, but it should help doctors find out who is and who isn’t...

Posted on 13 Aug 2013, 6:37 - Category: MindScans
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