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Flashcards in test 2 - hematomas Deck (38)
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1

accumulation of blood in the potential space between the inner table of the skull and the stripped off dural membrane

epidural hematoma

2

occurs 2% of pt's with head injuries

5-15% pt's with fatal head injuries

EDH

 

3

EDH is a ____ bleed

arterial

4

period of time when pt is upright, talking, then topples over

lucid period

5

caused by a focused blow to the head

EDH

6

EDH is most commonly located at what skull site

temporal

7

EDH ___ outnumber ___ 4:1

males outnumber females 4:1

8

untreated death usually results in ____ hours of EDH

6-24

9

neurological deficits of EDH

visual field def

aphasia

weakness

numbness

10

____ response is indicative of elevated intracranial pressure

bradypnea

bradycardia

hypertension

 

cushing response

11

CSF physical finding 

leakage resulting from skull fracture with disruption of the dura

otorrhea

rhinorrhea

12

what is a hemotympanum

bruise somewhere other than where hit

13

ipsilateral dilation of the pupil due to compression of the oculomotor nerve

anisocoria

14

what are the three parameters of the Glasgow Coma Scale

eye opening

verbal response

motor function

13-15 : mild

9-12 : moderate

3-8 : severe

less than 8 are in coma

15

glasgow - eye scale

16

glasgow verbal scale

17

glasgow motor scale

18

how to score Glasgow Coma Scale score

E__V__M___ = GS ___ 

do not just write GS___

19

decorticate posturing indicates damage to 

mesencephalic region or the corticospinal tract

20

decorticate pos.

flexed

21

decerebrate pos.

 

extended 

22

decerebrate posture indicates

brain stem damage 

23

prime imaging for immediate un-enhanced scan 

CT

MRI is too slow

24

rapid clotting blood collection below the inner layer of the dura but external to the brain and arachnoid membrane

subdural hematoma

25

subdural hematoma is a ____ bleed 

venous bleed

slow (7-28 days)

26

acute subdural hematomas develop in what 3 ways

bleeding by a damaged cortical artery

bleeding from underlying parenchymal injury

tearing of bridging veins from the cortex to one of the draining venous sinuses

27

subacute subdural hematoma phase begins ____ after injury 

3-7 days

clotting

 

28

chronic phase of subdural hematoma begins about ____ weeks after acute injury

2-3 weeks

dissolution of the clot

29

T/F SDH is more common in people older than 60

TRUE

 

30

GCS score less than ___ after blunt head trauma, in a patient with no intoxicating substance use, warrants immediate CT scan

15