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Brain death

S V Cantrill1

  • 1Department of Emergency Medicine, Denver Health Medical Center, Colorado, USA.

Emergency Medicine Clinics of North America
|August 1, 1997
PubMed
Summary
This summary is machine-generated.

The concept of brain death evolved due to medical advances like organ transplantation. Current definitions, based on coma, absent reflexes, and apnea, are functional and gaining acceptance.

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Area of Science:

  • Neurology
  • Medical Ethics
  • Transplantation Medicine

Background:

  • Technological advancements in medical care necessitate evolving definitions of death.
  • The rise of organ transplantation has driven the need for clear brain death criteria.
  • Historical and ethical considerations underpin the concept of brain death.

Purpose of the Study:

  • To review the development and current operational definition of brain death.
  • To assess the functional utility of the existing brain death criteria.
  • To explore the increasing acceptance of brain death among medical professionals and the public.

Main Methods:

  • Review of the historical evolution of the brain death concept.
  • Analysis of the current diagnostic criteria for brain death (coma, absent brain stem reflexes, apnea).

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  • Discussion of the role of confirmatory testing in brain death determination.

    • Main Results:

    • The definition of brain death has evolved significantly with medical progress.
    • The current operational definition is functionally useful.
    • Confirmatory testing is utilized judiciously within the current framework.
    • Comfort levels with the concept of brain death are increasing.

    Conclusions:

    • The concept of brain death is a necessary adaptation to modern medical capabilities.
    • The current definition of brain death is practical and effective.
    • Ongoing refinement of brain death criteria is anticipated.
    • Societal and medical acceptance of brain death is growing.