Persistent vegetative state. Review and report of electrodiagnostic studies in eight cases.

Abstract

Of 81 comatose patients studied for two years, eight entered the persistent vegetative state (PVS), of whom four died and four survived. Clinically, all eight showed characteristic findings of wakefulness without cognitive function. Electrodiagnostic studies were characterized by (1) electroencephalograms that showed a range of patterns that were unchanged… (More)

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