Brain Flashcards
1
Q
Choroid plexus produces how much CSF?
A
~500 mL/day
2
Q
Cushing’s Triad
A
Bradycardia, widened pulse pressure (S goes up, D goes down), irregular RR/pattern
3
Q
5 ICP monitoring spots
A
Intraventricular, intrapenchymal, subarachnoid, epidural, subdural
4
Q
Normal ICP mean pressure
A
5-15 mm Hg
5
Q
Clinically significant ICP mean pressure (must treat)
A
> _ 20 mm Hg
6
Q
How much does the collection bag hold?
A
700 mL
7
Q
Cerebral perfusion pressure formula
A
CPP = MAP-ICP
8
Q
Normal CPP
A
20-40 mm Hg
9
Q
Ischemic CPP
A
< 20 mm Hg
10
Q
Brain temp.
A
96.8/36C
11
Q
SjvO2 normal
A
55-75%
12
Q
SjvO2 ischemia
A
<50%
13
Q
Bicarb levels
A
No less than 33
14
Q
Antiseizure meds
A
Dilantin, phenytoin
15
Q
Maintain low IV fluid levels of…
A
50-75 mL/hr
