Neuro Procedures - Told

Question 1

quincke

Answer 1

spinal fluid analysis

Question 2

first EEG

Answer 2

hans berger

Question 3

CSF pressure

Answer 3

25-30cm

should not exceed 30cm

Question 4

level of spinal tap

Answer 4

below L2 - end of cord

L4-5 easiest

Question 5

spinal tap needle

Answer 5

short bevel only

blunt - to feel pop

Question 6

precede spinal tap

Answer 6

CT scan

-unless meningitis is suspected

Question 7

low spinal fluid pressure

Answer 7

below 7cm

hypoproduction
distal to occlusion
spinal fluid leak
spinal cord tumor

get terrible HA

Question 8

patch of spinal cord

Answer 8

blood patch

Question 9

appearance of spinal fluid

Answer 9

should be clear

Question 10

xanthochromic

Answer 10

old blood pigment

-remote bleeding

Question 11

cloudy CSF

Answer 11

if greater than 200WBC or 400RBC

infection/inflammation

Question 12

neutrophil in CSF

Answer 12

infection bacterial

Question 13

lymphocytes in CSF

Answer 13

viral fungal infection

Question 14

monocyte in CSF

Answer 14

macros

chronic condition

Question 15

gram stain

Answer 15

positive in bacterial infection of CSF

Question 16

CSF glucose

Answer 16

lag one hour behind blood glucose

never lower than 80% blood glucose

Question 17

protein in CSF

Answer 17

less than 45 mg/dL

rise in 1 - for every 1000RBC present

Question 18

oligoclonal bands on CSF

Answer 18

MS

Question 19

epidural

Answer 19

into potential space
no fluid or blood

space outside spinal canal accesible to nerve roots

meds outside spinal canal

Question 20

cost of EEG

Answer 20

expensive

theta waves - seizure activity

Question 21

negative EEG

Answer 21

never negates seizure

-majority of seizure pt will have negative EEGs

Question 22

EEG brain mapping

Answer 22

localize for seizure surgery

Question 23

Xray in neuro diagnosis

Answer 23

for fractures

Question 24

walk the line

Answer 24

looking at cervical trauma

see C1-7 and T1

Question 25

CT scan

Answer 25

computerized Xray

Question 26

spiral CT scan

Answer 26

get lots of slices

more radiation and heat

more than one hundred X rays

Question 27

use of CDT

Answer 27

hemorrhage**
spinal fx
kidney stones
tumor
abscess

Question 28

PET scan

Answer 28

2 Fl 2 deoxy glucose

circulates to body

localize cancer

metabolize this glucose - gives off positron and gamma radiation
-cancer cells - more gamma radiation

Question 29

MRI

Answer 29

hydrogen atom spin
-magnetic field - lines up

look at rate that the spins align to new field setting

Question 30

T1

Answer 30

relax long to magnetic field

Question 31

T2

Answer 31

relax tranverse to magnetic field

Question 32

T2 weighted

Answer 32

looking for water - bright

Question 33

T1 image

Answer 33

water is dark

Question 34

FLAIR

Answer 34

fluid attenuated inversion recovery

T2 with spinal fluid blanked out

Question 35

always do CT scan

Answer 35

before spinal tap

unless infection suspected