Examination of LE arterial

Question 1

indications for a LE Arterial Duplex

Answer 1

patency of arteries
collateral circulation
atherosclerotic plaque
graft
aneurysm

Question 2

symptoms of a LE arterial disease

Answer 2

impairment in walking
ischemic rest pain
absent peripheral pulses
dry and scaly skin
gangrene
sores on feet
cyanosis

Question 3

5 P’s of ACUTE arterial disease

Answer 3

1. Pain
2. Pulselessness
3. Pallor: change in color
4. Paresthesia: numbness
5. paralysis

Question 4

what is ABI

Answer 4

ankle brachial index
pressures are compared

Question 5

normal ABI

Answer 5

1:1 ratio to 1:1.4

Question 6

how much of a pressure drop is indicative of a arterial disease

Answer 6

20-30 mg/mercury

Question 7

PVR

Answer 7

graph of a pulsatile change

Question 8

what do abnormal PVR look likes

Answer 8

slow rise time
flat, rounded peak
absent notch
concave down

Question 9

what is pallor

Answer 9

change in color or temp. of the limb

Question 10

what is paresthesia

Answer 10

numbness

Question 11

a drop of pressure between 20 and 30 is indicative of

Answer 11

arterial disease

Question 12

abi less than .9

Answer 12

PAD mild

Question 13

abi between .4-.7

Answer 13

moderate PAD

Question 14

Abi less than .4

Answer 14

severe PAD

Question 15

abi greater than 1.4

Answer 15

arteries may be stiff due to age or diabetes

Question 16

what is exercise ABI testing

Answer 16

used for younger patients
used to confirm intermittent claudication

Question 17

Lower Extremity arteries

Answer 17

common femoral artery
profunda artery
femoral
pop artery
anterior tib artery
peroneal arteries
post tib artery

Question 18

diameter stenosis greater than 50 what is the PSV

Answer 18

greater than 2.0

Question 19

diameter stenosis less than or equal to 50 what is the PSV

Answer 19

lesser than or equal to 2.0

Question 20

how do we know a bypass graft is failing

Answer 20

the velocities are below 40 m/s