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Brainstem death

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that satisfaction of the criteria sufficed for the diagnosis of the death of the brain as a whole, despite the persistence of demonstrable activity in parts of the brain. In 1995, that claim was abandoned and the diagnosis of death (acceptable for legal purposes in the UK in the context of organ procurement for transplantation) by the specified testing of brainstem functions was based on a new definition of death – the permanent loss of the capacity for consciousness and spontaneous breathing. There are doubts that this concept is generally understood and accepted and that the specified testing is stringent enough to determine that state. It is, however, associated with substantial risk of exacerbating the brain damage and even causing the death of the apparently dying patient so tested (see "the apnoea test" above). This raises ethical problems which seem not to have been addressed.
172: – and advanced a new definition of human death as the basis for equating this syndrome with the death of the person. The suggested new definition of death was the "irreversible loss of the capacity for consciousness, combined with irreversible loss of the capacity to breathe". It was stated that the irreversible cessation of brainstem function will produce this state and "therefore brainstem death is equivalent to the death of the individual". 2112: 2122: 361: – the 'respiratory centre'. In the UK, establishing a neurological diagnosis of death involves challenging this centre with the strong stimulus offered by an unusually high concentration of carbon dioxide in the arterial blood, but it is not challenged by the more powerful drive stimulus provided by 318:
The diagnostic criteria were originally published for the purpose of identifying a clinical state associated with a fatal prognosis (see above). The change of use, in the UK, to criteria for the diagnosis of death itself was protested immediately. The initial basis for the change of use was the claim
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which lie within the brainstem (there are elements also within the wider brain). Knowledge of this arousal system is based upon the findings from animal experiments as illuminated by pathological studies in humans. The current neurological consensus is that the arousal of consciousness depends upon
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but showing no signs of recovery. The Conference sought "to establish diagnostic criteria of such rigour that on their fulfilment the mechanical ventilator can be switched off, in the secure knowledge that there is no possible chance of recovery". The published criteria – negative responses to
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A small minority of medical practitioners working in the UK have argued that neither requirement of the UK Health Department's Code of Practice basis for the equation of brainstem death with death is satisfied by its current diagnostic protocol and that in terms of its ability to diagnose de facto
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Published studies of patients meeting the criteria for brainstem death or whole brain death – the American standard which includes brainstem death diagnosed by similar means – record that even if ventilation is continued after diagnosis, the heart stops beating within only a few hours or
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It has been argued that sound scientific support is lacking for the claim that the specified purely bedside tests have the power to diagnose true and total death of the brainstem, the necessary condition for the assumption of permanent loss of the intrinsically untestable consciousness-arousal
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The United Kingdom (UK) criteria were first published by the Conference of Medical Royal Colleges (with advice from the Transplant Advisory Panel) in 1976, as prognostic guidelines. They were drafted in response to a perceived need for guidance in the management of deeply comatose patients with
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appears, on the basis of electroencephalographic (EEG) studies, to be awaiting the command or ability to function. The role of diencephalic (higher brain) involvement is stated to be uncertain and we are reminded that the arousal system is best regarded as a physiological rather than a precise
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raising thoughts about the "plasticity" of the nervous system. Other theories of consciousness place more stress on the thalamocortical system. Perhaps the most objective statement to be made is that consciousness is not currently understood. That being so, proper caution must be exercised in
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In the UK, the formal rules for the diagnosis of brainstem death have undergone only minor modifications since they were first published in 1976. The most recent revision of the UK's Department of Health Code of Practice governing use of that procedure for the diagnosis of death reaffirms the
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factors and drug effects – were held to be "sufficient to distinguish between those patients who retain the functional capacity to have a chance of even partial recovery and those where no such possibility exists". Recognition of that state required the withdrawal of further
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No testing of testable brain stem functions such as oesophageal and cardiovascular regulation is specified in the UK Code of Practice for the diagnosis of death on neurological grounds. There is published evidence strongly suggestive of the persistence of brainstem
81:. The premise of this is that a person is dead when consciousness and the ability to breathe are permanently lost, regardless of continuing life in the body and parts of the brain, and that death of the brainstem alone is sufficient to produce this state. 469: 289:
With due regard for the cause of the coma, and the rapidity of its onset, testing for the purpose of diagnosing death on brainstem death grounds may be delayed beyond the stage where brainstem reflexes may be absent only temporarily – because the
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In 1979, the Conference of Medical Royal Colleges promulgated its conclusion that identification of the state defined by those same criteria – then thought sufficient for a diagnosis of brain death – "means that the patient is dead".
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can be certified on the basis of a formal diagnosis of brainstem death, so long as this is done in accordance with a procedure established in "A Code of Practice for the Diagnosis and Confirmation of Death", published in 2008 by the
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There is also concern about the permanence of consciousness loss, based on studies in cats, dogs and monkeys which recovered consciousness days or weeks after being rendered comatose by brainstem ablation and on human studies of
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Shewmon DA. 'Brain body' disconnection : implications for the theoretical basis of 'brain death'. In Finis Vitae – is brain death still life? Ed. De Mattei R. Consiglio Nazionale delle Richerche. Rubbettino, 2006, pp.
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Coimbra CG. Are 'brain dead' (or 'brain stem dead') patients neurologically recoverable? In Finis Vitae – 'brain death' is not true death. Eds. De Mattei R, Byrne PA. Life Guardian Foundation, Oregon, Ohio, 2009, pp.
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Two doctors, of specified status and experience, are required to act together to diagnose death on these criteria and the tests must be repeated after "a short period of time ... to allow return of the patient's
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Evans DW. The demise of 'brain death' in Britain. In Beyond brain death – the case against brain based criteria for human death. Eds. Potts M, Byrne PA, Nilges RG. Kluwer Academic Publishers, 2006, pp.
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is ensured by pre-oxygenation and diffusion oxygenation during the disconnection (so the brainstem respiratory centre is not challenged by the ultimate, anoxic, drive stimulus). This test – the
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made it clear, for example, in its White Paper of December 2008, that the British concept and clinical criteria are not considered sufficient for the diagnosis of death in the United States.
92:. Elsewhere in the world, the concept upon which the certification of death on neurological grounds is based is that of permanent cessation of all function in all parts of the brain – 298:
alive and capable of recovery. There has recently been renewed interest in the possibility of neuronal protection during this phase by use of moderate hypothermia and by correction of the
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No observed respiratory effort in response to disconnection of the ventilator for long enough (typically 5 minutes) to ensure elevation of the arterial partial pressure of
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bedside tests of some reflexes with pathways through the brainstem and a specified challenge to the brainstem respiratory centre, with caveats about exclusion of
336:. It is said that the midbrain reticular formation may be viewed as a driving centre for the higher structures, loss of which produces a state in which the 2304: 692:
Zwarts MJ, Kornips FHM. Clinical brainstem death with preserved electroencephalographic activity and visual evoked response. Arch Neurol 2001;58:1010
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and baseline parameters to the pre-test state". These criteria for the diagnosis of death are not applicable to infants below the age of two months.
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Coimbra CG. Implications of ischemic penumbra for the diagnosis of brain death. Brazilian Journal of Medical and Biological Research 1999;32:1479–87
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on those criteria has continued in the United Kingdom (where there is no statutory legal definition of death) since that time, particularly for
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days. However, there have been some very long-term survivals and it is noteworthy that expert management can maintain the bodily functions of
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Lindsley DB et al. Effect upon the EEG of acute injury to the brain stem activating system. EEG Clin Neurophysiol 1949;1:475–8627
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anatomical entity. There should, perhaps, also be a caveat about possible arousal mechanisms involving the first and second
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G, Magoun HW. Brain stem reticular formation and activation of the EEG. Electroencephalog Clin neurophysiol 1949;1:455–73
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Saposnik G et al. Problems associated with the apnea test in the diagnosis of brain death. Neurology India 2004;52:342–45
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Powner DJ, Bernstein IM. Extended somatic support for pregnant women after brain death. Crit Care Med 2003;31:1241–49
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Yingying S et al. Diagnosis of brain death : confirmatory tests after clinical test. Chin Med J 2014;127:1272–77
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Coimbra CG. The apnea test – a bedside lethal 'disaster' to avoid a legal 'disaster' in the operating room. In
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Wetzel RC et al. Hemodynamic responses in brain dead organ donor patients. Anesthesia and Analgesia 1985;64:125–28
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Ward AA. The relationship between the bulbar-reticular suppressor region and the EEG. Clin Neurophysiol 1949;1:120
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A Code of Practice for the Diagnosis and Confirmation of Death. Academy of Medical Royal Colleges, London, 2008
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There should be no doubt that the patient's condition – deeply comatose, unresponsive and requiring
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This concept of brainstem death is also accepted as grounds for pronouncing death for legal purposes in
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often occurs within a few days, although it may continue for weeks if intensive support is maintained.
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Pennefather SH, Dark JH, Bullock RE. Haemodynamic responses to surgery in brain-dead organ donors.
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accepting a diagnosis of its permanent loss before all cerebral blood flow has permanently ceased.
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is inadequate to support synaptic function, although there is still sufficient blood flow to keep
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Parvizi J, Damasio AR. Neuroanatomical correlates of brainstem coma. Brain 2003;126:1524–36
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Bleck TP. In Textbook of clinical neurology, 3rd Edn. Ed. Goetz CG. Elsevier Science, 2007
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Criteria for the diagnosis of brain stem death. J Roy Coll Physns of London 1995;29:381–82
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to at least 6.0 kPa (6.5 kPa in patients with chronic carbon dioxide retention). Adequate
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Tononi G. An information integration theory of consciousness. BMC Neuroscience 2004;5:42
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Conference of Medical Royal Colleges and their Faculties in the UK. BMJ 1976;2:1187–88
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is a clinical syndrome defined by the absence of reflexes with pathways through the
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Conference of Medical Royal Colleges and their Faculties in the UK. BMJ 1979;1:332.
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Potentially reversible circulatory, metabolic and endocrine disturbances likewise.
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Hall GM et al. "Hypothalamic-pituitary function in the 'brain dead' patient".
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Pallis C, Harley DH. ABC of brain stem death. BMJ Publishing Group, 1996, p.30
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The ability to breathe spontaneously depends upon functioning elements in the
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Textbook of clinical neurology, 2nd Edn. Ed. Goetz CG. Elsevier Science, 2003
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so that death is allowed to occur, thus "sparing relatives from the further
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Pallis, C. From Brain Death to Brain Stem Death, BMJ, 285, November 1982
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to bronchial stimulation or gagging response to pharyngeal stimulation.
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Fixed pupils which do not respond to sharp changes in the intensity of
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The Transplantation of Human Organs Act, 1994. Act No.42 of 1994. s. 2
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With these pre-conditions satisfied, the definitive criteria are:
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purposes, although the conceptual basis for that use has changed.
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Evans DW, Lum LC. Cardiac transplantation. Lancet 1980;1:933–34
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as the cause of unconsciousness must have been excluded, and
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brain dead women for long enough to bring them to term.
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There should be no evidence that this state is due to
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These are: 2152: 770: 534:Finis Vitae – is brain death still life? 8: 631: 629: 519: 517: 451:Controversies In The Determination Of Death 272: – is dangerous, and may prove lethal. 217:and cervical cord injury, must be excluded. 2159: 2145: 2137: 1240: 1229: 796: 777: 763: 755: 661: 659: 440:Human Tissue Transplant Act 2000. s. 19(1) 750:Great Ormond Street Hospital for Children 498: 496: 486: 484: 482: 213:(dependence on the ventilator), such as 394: 404: 402: 400: 398: 1127:List of ways people dishonor the dead 418: 416: 414: 250:No response to supraorbital pressure. 7: 385:brainstem death it falls far short. 1132:List of ways people honor the dead 323:function of those elements of the 25: 1163:Gompertz–Makeham law of mortality 209:Potentially reversible causes of 166:in a set of 1982 articles in the 79:Academy of Medical Royal Colleges 2305:Health law in the United Kingdom 2120: 2111: 2110: 475:from the original on 2018-05-17. 458:President's Council on Bioethics 108:Evolution of diagnostic criteria 102:President's Council on Bioethics 2121: 53: – in a deeply comatose, 1: 1183:Maternal mortality in fiction 460:. December 2008. p. 66. 117:who were being kept alive by 1097:Expressions related to death 1050:Medical declaration of death 456:(Report). Washington, D.C.: 2189:Persistent vegetative state 1117:Preventable causes of death 156:Royal College of Physicians 61:for survival; cessation of 2321: 2168:Disorders of consciousness 2184:Minimally conscious state 2106: 1484:Consciousness after death 1407: 971: 351:brainstem stroke syndrome 2295:Medical aspects of death 1885:Personification of death 1107:People by cause of death 285:Prognosis and management 241:oculovestibular reflexes 1962:Death-positive movement 1807:Post-mortem photography 1087:Causes of death by rate 1015:Death by natural causes 169:British Medical Journal 1997:Fascination with death 1635:Reincarnation research 1630:Out-of-body experience 1092:Notable deaths by year 933:Immunogenic cell death 849:Temporal lobe necrosis 187:artificial ventilation 119:mechanical ventilators 1802:Post-mortem chemistry 1615:Near-death experience 1511:Desecration of graves 1447:Postmortem caloricity 1412:Beating heart cadaver 856:Programmed cell death 824:Liquefactive necrosis 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1709:Dying declaration 1691:Death certificate 1598: 1597: 1460: 1459: 1312:Neuropreservation 1102:Natural disasters 1073: 1072: 94:whole brain death 27:Clinical syndrome 16:(Redirected from 2312: 2161: 2154: 2147: 2138: 2124: 2123: 2114: 2113: 2094: 2079:Assisted suicide 1977:Death trajectory 1792:Mortuary science 1787:Funeral director 1778: 1744:Suspicious death 1516:Eternal oblivion 1302:Cryopreservation 1241: 1230: 1168:Infant mortality 1158:Excess mortality 1060:Terminal illness 1045:Lazarus syndrome 1030:End-of-life care 981:Accidental death 834:Caseous necrosis 797: 779: 772: 765: 756: 737: 730: 724: 721: 715: 708: 702: 699: 693: 690: 684: 681: 675: 672: 666: 663: 654: 651: 645: 642: 636: 633: 624: 620: 611: 608: 602: 599: 593: 590: 584: 580: 574: 571: 565: 561: 555: 552: 546: 543: 537: 530: 524: 521: 512: 509: 503: 500: 491: 488: 477: 476: 474: 455: 447: 441: 438: 432: 429: 423: 420: 409: 406: 215:muscle relaxants 137:emotional trauma 21: 18:Brain stem death 2320: 2319: 2315: 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983: 978: 972: 969: 968: 966: 965: 960: 955: 950: 945: 940: 935: 930: 925: 920: 915: 914: 913: 908: 903: 898: 893: 888: 883: 878: 873: 868: 863: 853: 852: 851: 846: 841: 836: 831: 826: 821: 816: 805: 803: 794: 790: 789: 784: 782: 781: 774: 767: 759: 753: 752: 745: 744:External links 742: 739: 738: 725: 716: 703: 694: 685: 676: 667: 655: 646: 637: 625: 612: 603: 594: 585: 575: 566: 556: 547: 538: 525: 513: 504: 492: 478: 442: 433: 424: 410: 393: 392: 390: 387: 375:blood pressure 343:cranial nerves 315: 312: 300:neuroendocrine 286: 283: 274: 273: 262:carbon dioxide 258: 251: 248: 237: 234:corneal reflex 230: 227:incident light 219: 218: 207: 204: 197: 190: 177: 174: 109: 106: 70:United Kingdom 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 2317: 2306: 2303: 2301: 2298: 2296: 2293: 2292: 2290: 2275: 2272: 2271: 2269: 2267: 2266:consciousness 2264:Alteration of 2261: 2255: 2252: 2250: 2247: 2246: 2244: 2242: 2238: 2232: 2229: 2225: 2222: 2220: 2217: 2215: 2212: 2211: 2210: 2207: 2205: 2202: 2200: 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1761: 1755: 1752: 1750: 1747: 1745: 1742: 1740: 1737: 1735: 1732: 1730: 1729:Necropolitics 1727: 1725: 1722: 1720: 1717: 1715: 1712: 1710: 1707: 1705: 1702: 1700: 1699: 1694: 1692: 1689: 1687: 1684: 1682: 1679: 1677: 1674: 1672: 1669: 1667: 1664: 1662: 1659: 1657: 1654: 1653: 1651: 1647: 1641: 1638: 1636: 1633: 1631: 1628: 1626: 1623: 1621: 1618: 1616: 1613: 1611: 1608: 1607: 1605: 1601: 1591: 1588: 1586: 1583: 1581: 1578: 1574: 1571: 1569: 1566: 1565: 1564: 1563:Reincarnation 1561: 1559: 1556: 1552: 1549: 1548: 1547: 1544: 1542: 1539: 1537: 1534: 1532: 1529: 1527: 1524: 1522: 1519: 1517: 1514: 1512: 1509: 1507: 1504: 1502: 1499: 1495: 1492: 1490: 1487: 1486: 1485: 1482: 1480: 1477: 1475: 1472: 1471: 1469: 1467: 1466:Other aspects 1463: 1453: 1450: 1448: 1445: 1443: 1440: 1438: 1435: 1433: 1430: 1428: 1425: 1423: 1420: 1418: 1417:Body donation 1415: 1413: 1410: 1409: 1406: 1400: 1397: 1395: 1392: 1390: 1387: 1385: 1384:Dismemberment 1382: 1380: 1377: 1373: 1370: 1368: 1365: 1364: 1363: 1360: 1359: 1357: 1355: 1351: 1345: 1342: 1340: 1337: 1335: 1332: 1330: 1329:Mummification 1327: 1325: 1322: 1320: 1317: 1313: 1310: 1308: 1305: 1304: 1303: 1300: 1299: 1297: 1293: 1287: 1286:Fossilization 1284: 1282: 1279: 1277: 1276:Decomposition 1274: 1272: 1269: 1267: 1264: 1262: 1259: 1257: 1254: 1252: 1251:Pallor mortis 1249: 1248: 1246: 1242: 1239: 1237: 1236: 1231: 1228: 1224: 1218: 1215: 1213: 1210: 1206: 1203: 1202: 1201: 1198: 1196: 1193: 1191: 1190: 1186: 1184: 1181: 1179: 1176: 1174: 1171: 1169: 1166: 1164: 1161: 1159: 1156: 1154: 1151: 1149: 1146: 1145: 1143: 1139: 1133: 1130: 1128: 1125: 1123: 1120: 1118: 1115: 1113: 1110: 1108: 1105: 1103: 1100: 1098: 1095: 1093: 1090: 1088: 1085: 1084: 1082: 1080: 1076: 1066: 1063: 1061: 1058: 1056: 1053: 1051: 1048: 1046: 1043: 1041: 1038: 1036: 1033: 1031: 1028: 1026: 1023: 1021: 1018: 1016: 1013: 1009: 1006: 1005: 1004: 1001: 997: 994: 993: 992: 989: 987: 984: 982: 979: 977: 974: 973: 970: 964: 961: 959: 956: 954: 951: 949: 946: 944: 941: 939: 936: 934: 931: 929: 926: 924: 921: 919: 916: 912: 909: 907: 904: 902: 899: 897: 894: 892: 889: 887: 884: 882: 879: 877: 874: 872: 869: 867: 864: 862: 859: 858: 857: 854: 850: 847: 845: 842: 840: 837: 835: 832: 830: 827: 825: 822: 820: 817: 815: 812: 811: 810: 807: 806: 804: 802: 798: 795: 791: 787: 780: 775: 773: 768: 766: 761: 760: 757: 751: 748: 747: 743: 735: 729: 726: 720: 717: 713: 707: 704: 698: 695: 689: 686: 680: 677: 671: 668: 662: 660: 656: 650: 647: 641: 638: 632: 630: 626: 619: 617: 613: 607: 604: 598: 595: 589: 586: 579: 576: 570: 567: 560: 557: 551: 548: 542: 539: 535: 529: 526: 520: 518: 514: 508: 505: 499: 497: 493: 487: 485: 483: 479: 471: 467: 463: 459: 452: 446: 443: 437: 434: 428: 425: 419: 417: 415: 411: 405: 403: 401: 399: 395: 388: 386: 382: 380: 376: 370: 368: 364: 360: 355: 352: 346: 344: 339: 335: 331: 326: 320: 313: 311: 309: 303: 301: 297: 293: 284: 282: 280: 271: 267: 263: 259: 256: 252: 249: 246: 242: 238: 235: 231: 228: 224: 223: 222: 216: 212: 208: 205: 202: 198: 195: 191: 188: 184: 183: 182: 175: 173: 171: 170: 165: 161: 157: 152: 150: 146: 140: 138: 134: 129: 125: 120: 116: 107: 105: 103: 99: 98:United States 95: 91: 87: 82: 80: 75: 71: 66: 64: 60: 56: 52: 48: 44: 40: 36: 32: 19: 2249:Heat syncope 2203: 1972:Death threat 1855:Dark tourism 1797:Necrobiology 1739:Right to die 1697: 1656:Abortion law 1580:Resurrection 1568:Palingenesis 1465: 1427:Coffin birth 1334:Plastination 1295:Preservation 1271:Putrefaction 1266:Rigor mortis 1261:Algor mortis 1256:Livor mortis 1233: 1189:Memento mori 1187: 1040:Lazarus sign 1020:Death rattle 995: 963:Suicide gene 948:Karyorrhexis 839:Fat necrosis 733: 728: 719: 711: 706: 697: 688: 679: 670: 649: 640: 606: 597: 588: 578: 569: 559: 550: 541: 533: 528: 507: 466:10822/559343 445: 436: 427: 383: 379:organ donors 371: 367:agonal gasps 356: 347: 330:diencephalon 321: 317: 304: 288: 275: 255:cough reflex 220: 179: 167: 153: 141: 126:influences, 115:brain damage 111: 83: 67: 30: 29: 2194:Obtundation 2089: [ 2047:Necrophobia 2042:Necrophilia 2012:Immortality 1967:Death squad 1947:Death panel 1932:Death march 1927:Death knell 1907:Death drive 1880:Death deity 1824:Thanatology 1773: [ 1719:Legal death 1698:in absentia 1676:Civil death 1521:Examination 1506:Crematorium 1389:Excarnation 1226:After death 1025:Dysthanasia 991:Brain death 923:Autoschizis 901:Phenoptosis 896:Parthanatos 886:Necroptosis 793:In medicine 734:Anaesthesia 714:1980;2:1259 377:control in 296:brain cells 270:apnoea test 266:oxygenation 201:hypothermia 39:spinal cord 2289:Categories 2224:Somnolence 2017:Last rites 1987:Extinction 1957:Death pose 1952:Death poem 1922:Death hoax 1902:Death camp 1895:Psychopomp 1770:Death tech 1625:Necromancy 1603:Paranormal 1585:Underworld 1437:Dissection 1399:Resomation 1394:Promession 1372:Sky burial 1339:Prosection 1324:Maceration 1035:Euthanasia 953:Karyolysis 911:Pyroptosis 891:Paraptosis 801:Cell death 536:pp. 113–45 389:References 194:depressant 55:ventilator 47:cerebellum 2231:Cataplexy 2062:Sacrifice 2057:Predation 2022:Longevity 1812:Taphonomy 1749:Trust law 1704:Death row 1489:Afterlife 1442:Gibbeting 1379:Cremation 1344:Taxidermy 1319:Embalming 1195:Micromort 1141:Mortality 918:Autolysis 876:Autophagy 871:Apoptosis 314:Criticism 176:Diagnosis 128:metabolic 124:endocrine 63:heartbeat 59:prognosis 43:mid-brain 35:brainstem 2116:Category 2086:Thanabot 2037:Necronym 2007:Homicide 1558:Obituary 1546:Mourning 1536:Internet 1479:Cemetery 1354:Disposal 1307:Cryonics 976:Abortion 943:Pyknosis 809:Necrosis 470:Archived 308:pregnant 199:Primary 2241:Syncope 2126:Outline 2074:Suicide 1714:Inquest 1681:Coroner 1573:Saṃsāra 1541:Midwife 1526:Funeral 1501:Customs 1474:Carrion 1173:Karoshi 986:Autopsy 866:Anoikis 359:medulla 239:Absent 113:severe 68:In the 41:to the 2209:Stupor 2027:Martyr 1763:Fields 1724:Murder 1640:Séance 1610:Ghosts 1494:Tukdam 1362:Burial 1244:Stages 928:Eschar 712:Lancet 623:139–58 583:211–50 564:313–78 363:anoxia 338:cortex 211:apnoea 196:drugs. 164:Pallis 160:London 2219:Sleep 2214:Sopor 2093:] 2067:human 1833:Other 1777:] 1649:Legal 1590:Vigil 1531:Grief 1079:Lists 786:Death 473:(PDF) 454:(PDF) 86:India 74:death 2199:Coma 1754:Will 1235:Body 1205:RAMR 861:AICD 334:pons 332:and 88:and 49:and 1008:DOA 462:hdl 253:No 232:No 158:of 2291:: 2091:ca 1775:pt 658:^ 628:^ 615:^ 516:^ 495:^ 481:^ 468:. 413:^ 397:^ 381:. 369:. 247:). 100:' 72:, 45:, 2160:e 2153:t 2146:v 778:e 771:t 764:v 464:: 236:. 229:. 20:)

Index

Brain stem death
brainstem
spinal cord
mid-brain
cerebellum
cerebral hemispheres
ventilator
prognosis
heartbeat
United Kingdom
death
Academy of Medical Royal Colleges
India
Trinidad & Tobago
whole brain death
United States
President's Council on Bioethics
brain damage
mechanical ventilators
endocrine
metabolic
artificial support
emotional trauma
Death certification
organ transplantation
Royal College of Physicians
London
Pallis
British Medical Journal
artificial ventilation

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