Flashcards in Neuro K Coma Deck (19)
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1
Coma anatomy
Dysfunction of both hemispheres or the Reticular Activating System
2
Persistent Vegitative State definition
Complete lack of awareness, but preservation of some autonomic function (brainstem)
3
#1 reason for seizure recurrence
Noncompliance
4
Coma history -> Cause
1. Sudden Onset
2. Hemiparesis
3. Protracted downhill course
4. Preceded by confusion
1. Brainstem stroke, subarachnoid hemorrhage
2. Intracerebral hemorrhage
3. Tumor, Abscess, Chronic Subdural
4. Metabolic, Drugs
5
Cranial nerve exit mnemonic
2244
2- above brainstem
2- midbrain
4- pons
4- medulla
6
Pupillary constriction
CN 3 Midbrain
7
Vestibular system
CN 8 Pons
8
Pons lesion pupils
Pinpoint (para fine, sympa destroyed)
9
Midbrain lesion pupils
Midposition, fixed
10
Coma nystagmus
Slow deviation, no nystagmus (no frontal lobe)
11
COWS
Opposite for comatose (mnemonic is for nystagmus, not deviation)
12
Shotgun Tx for ER coma
Glucose, Thiamine, Naloxone
13
Glasgow Coma Scale - 3 Measurements
1. Eyes
2. Verbal
3. Motor
14
Coma time length
4 weeks max
15
Definition of death
Cessation of brain function
16
Coma definition
Not responsive, but some brainstem reflexes
17
3 Findings of Brain Death
1. Coma
2. Absence of Brainstem reflexes
3. Apnea
18
Positive apnea test
PCO2 > 60
19
