Monitoring states of consciousness under anesthesia

Anesthesia is administered to a surgical patient at City of Hope National Medical Center in Duarte, Calif.  A team at Massachusetts General Hospital in Boston says it has had been able to use EEGs to identify signatures of loss and recovery of consciousness under the anesthesia drug propofol.

( Myung J. Chun / Los Angeles Times / March 4, 2013 )

Anesthesia is administered to a surgical patient at City of Hope National Medical Center in Duarte, Calif. A team at Massachusetts General Hospital in Boston says it has had been able to use EEGs to identify signatures of loss and recovery of consciousness under the anesthesia drug propofol.

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