NUR 405 Unit 2

NUR 405 Unit 2
1. Causes of increased ICP
Answer
temperature, arterial & Venous pressure, position, aneurysms, hydrocephalus, head trauma,
meningitis, tumors
2. what is the earliest sign of increased ICP
Answer
Change in LOC, decreased mental status
3. what is cerebral perfusion pressure (CPP)
Answer
pressure needed to ensure blood flow to the brain.
the difference between ICP and MAP
4. Early signs of increased ICP
Answer
Altered LOC, irritability, restlessness, decreased mental status, sleepiness, flat affect,
drowsiness
5. what is the calculation for CPP
Answer
MAP - ICP (Normal 70/80; less than 60 = tissue death)

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