19 - Brain death and organ donation Flashcards
1
Q
What are the pre-conditions necessary to diagnose brain stem death?
A
All potentially reversible causes of coma excluded
off all depressant drugs
hypothermia excluded - core temp >36
MAP >60mmHg
2
Q
What reflexes are tested to confirm brainstem death?
A
Pupillary light reflex Corneal reflex Oculovestibular reflex oculocephalic reflex gag reflex cough reflex
In addition to this response to pain is assessed as well as an apnoea challenge
3
Q
Under what circumstances should a oculocephalic reflex not be assessed?
A
When C-spine has not been cleared
4
Q
What level should the PaCO2 reach when performing the apnoea test?
A
> 60mm Hg
