A persistent vegetative state is a disorder of consciousness in which patients with severe brain damage are in a state of partial arousal rather than true awareness. It is a diagnosis of some uncertainty in that it deals with a syndrome. After four weeks in a vegetative state (VS), the patient is classified as in a persistent vegetative state. This diagnosis is classified as a permanent vegetative state (PVS) after approximately one year of being in a vegetative state.
Read more about Persistent Vegetative State: History, Classification, Signs and Symptoms, Causes, Diagnosis, Recovery, Possible Treatment and Cures, Epidemiology, Ethics and Policy, Notable PVS Patients
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