persistent vegetative state

(redirected from Cortical death)
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persistent vegetative state

n
(Medicine) med an irreversible condition, resulting from brain damage, characterized by lack of consciousness, thought, and feeling, although reflex activities (such as breathing) continue. Abbreviation: PVS
References in periodicals archive ?
It's very confusing, for instance, to see people on ventilators in an ICU, where they're warm to the touch, and be told that one is dead by the criteria of complete, irreversible brain stem and cortical death and the other is not.
Many tests are done before it is confirmed someone has experienced cortical death - death of the area of the brain that controls thought.
the positions most frequently advocated--waiting for traditional (cardiorespiratory) death to occur, maintaining cardiorespiratory support until brain death occurs, redefining brain death as cortical death to allow anencephalic infants to be pronounced dead immediately, or redefining anencephaly as a special category altogether--suffer from various medical, ethical, or conceptual problems.