CLINICAL-BRAINSTEM REFLEXES IN BRAIN DEATH TESTING

From NeuroRehab.wiki

SUMMARY

Absence of brainstem function on exam, as indicated by following:
1. Loss of spontaneous eye movements
2. Mid-position of the eyes
3. Lack of oculocephalic (doll's eyes) and oculovestibular (caloric) responses
4. Presence of dilated or mid-position fixed pupils (not smaller than 3 mm)
5. Paralysis of bulbar musculature (no facial movement or gag, cough, corneal, or sucking reflexes)
6. Absence of motor and autonomic responses to noxious stimuli
7. Absence of spontaneous respiratory movements


Reference(s)

Wilkinson, I., Furmedge, D. and Sinharay, R. (2017). Oxford handbook of clinical medicine. Oxford: Oxford University Press. Get it on Amazon.
Feather, A., Randall, D. and Waterhouse, M. (2020). Kumar And Clark’s Clinical Medicine. 10th ed. S.L.: Elsevier Health Sciences. Get it on Amazon.
Hannaman, R. A., Bullock, L., Hatchell, C. A., & Yoffe, M. (2016). Internal medicine review core curriculum, 2017-2018. CO Springs, CO: MedStudy.
Therapeutic Guidelines. Melbourne: Therapeutic Guidelines Limited. https://www.tg.org.au [Accessed 2021].