It's very, very rare to be in a vegetative state for a long period of time and wake up.
Since then, he has been in a vegetative state, connected to a respirator.
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Patients in a vegetative state are awake, not in a coma, but have no awareness because of severe brain damage.
This describes patients who are a shade better off than those in a vegetative state, because they show fluctuating signs of awareness.
She is unable to talk and had been thought to be in a vegetative state, with no awareness or consciousness of her surroundings.
India's Supreme Court has directed three doctors to examine the medical condition of a woman who has been in a vegetative state since 1973.
When my mother was in her final illness, she shared a hospital room with a woman who had been lying in a vegetative state for years.
Gisela was left severely brain-damaged and in a vegetative state.
Insurance companies, for example, prefer a diagnosis of vegetative to one of minimally conscious, Dr Laureys says, because no expensive rehabilitation is required for those in a vegetative state.
The new laws also prescribe the death penalty - which is carried out very rarely in India - in cases of rape that cause death or leave the victim in a vegetative state.
The New York Times Magazine had a great piece last week on scattered case reports that doses of Ambien can at least temporarily awaken patients who are in a vegetative state.
Roughly 25, 000 Americans are stuck in a vegetative state as a result of suffering brain damage from a car accident or other trauma, or after their brain has been deprived of oxygen following a stroke or heart attack.
This consists of more than 20 clinical tests and is reckoned not only to enable doctors to distinguish patients in a vegetative state from those with minimal consciousness, but also to identify those who were previously in a minimally conscious state but have emerged from it.
Since 1993, a total of 43 patients in a persistent vegetative state, or PVS, have died after a judge ordered that treatment could be withdrawn.
Her parents rejected the doctors' diagnosis that Terri was in a persistent vegetative state, and insisted she could recover.
Court-appointed doctors had said she was in a permanent vegetative state and would not recover, but her parents had said she could.
"Not unless I was in a chronic vegetative state, " moans Bashline.
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Weeks after the accident, the diagnosis became clear: Ryan was in a persistent vegetative state because he had been deprived of oxygen for 15 to 20 minutes.
Claire Watson, appearing for the trust, said it was the unanimous view of clinicians and independent experts that the patient, from Greater Manchester, was in a persistent vegetative state.
The powers conferred nearly always include the power to forgo or terminate medical care if, in the opinion of your physician, you are in a persistent vegetative state without hope of recovery, and medical care would only artificially delay your death.
Your health care durable power of attorney should express whether you wish to receive medical care if, in the opinion of your physician, you are in a persistent vegetative state without hope of recovery, and medical care would only artificially delay your death.
It does raise many ethical issues - for example - it is lawful to allow patients in a permanent vegetative state to die by withdrawing all treatment, but if a patient showed they could respond it would not be, even if they made it clear that was what they wanted.
In her petition, Pinki Virani said that Ms Shanbaug had been in a "persistent vegetative state" for 37 years and was "virtually a dead person".
The new law, however, provides for death penalty in cases of rape that leads to death or leaves the victim in a "persistent vegetative state".
Patient L suffered severe brain damage following a third cardiac arrest in mid-July and relatives say it is too early to determine whether he is in a "permanent" vegetative state, arguing they have observed "some degree of responsiveness".
British nursery school teacher Kate Bainbridge went into a near-vegetative state for four months starting in June 1997 after a virus caused severe brain inflammation.
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