Brain Dead Criteria

  1. Absence of respiratory drive (apnea) off the ventilator for a duration that is sufficient to produce hypercarbic drive (usually 10-20 min. to achieve pCO2 of 50 to 60 mmHg)
  2. Body temperature < 34C (93.2F)
  3. GCS Score = 3
  4. Nonreactive pupils
  5. Absent brainstem reflexes (oculocephalic, corneal & doll's eyes, & no gag reflex)
  6. EEG isoelectric for 30 minutes at maximal gain
  7. Absence of cerebral circulation by dopplar or MRA.
  8. At least 24 hr of observation in adults with anoxic-ischemic brain damage with negative drug screen