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LMC Ultrasound > Arterial Test > Flashcards

Arterial Test Flashcards

1
Q

A bypass graft evaluation begins with patient history, surgical record, and type of graft. (T/F)

A

True

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2
Q

A femoral-femoral graft is also called a jump graft. (T/F)

A

True

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3
Q

The purpose of this procedure is done to provide access for dialysis. (T/F)

A

The superficial cephalic and basilic veins are evaluated (mapping) as part of a preop workup for hemodialysis access placement. pg. 209

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4
Q

Radial artery to cephalic vein fistula is the most common. (T/F)

A

True

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5
Q

The goal of lower extremity arterial testing is to evaluate for arterial disease. (T/F)

A

True

pg 159

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6
Q

Indirect physiological testing includes: PVR, segmental pressures, waveform analysis, and exercise stress. (T/F)

A

True

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7
Q

Palpations of pulses with a rating system from 0-3. (T/F)

A

True

Pg 161

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8
Q

Four cuff method is better at differentiating inflow from femoral artery diease. (T/F)

A

True

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9
Q

Systolic pressure in the arm is used to calculate the ABI, which pressure (lower or higher) of the brachials will you use to calculate ABI?

A

Higher

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10
Q

An ABI of 1.4 is highly suggestive of calcified arterial disease. (T/F)

A

True

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11
Q

Blood pressure cuffs should have a width how much greater compared to the limbs?

A

20%

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12
Q

What is the important criteria during an imaging arterial system?

A

Pulsatility
Systolic forwardflow
Early diastolic reverse flow

Phasicity

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13
Q

What plane should you do arterial imaging in?

A

Sagital

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14
Q

What angle is good for a Doppler study?

A

45-60 degrees

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15
Q

How long does it take to compress a psuedoaneursym?

A

20-30 min (30-60min)

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16
Q

What would the arm pressures be if there is evidence of a subclavian steal?

A

20 mmHg difference

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17
Q

If a patient is complaining of an intermittent claudication, their ABI should be ___.

A

0.59

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18
Q

What does claudication feel like?

A

pain and discomfort while walking

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19
Q

Where does the SFA lie in reference to the profunda?

A

Anterior to the profunda

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20
Q

What are the branches off the popliteal artery?

A

Anterior Tibials

Posterior Tibials

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21
Q

Do segmental pressures typically overestimate or underestimate?

A

Underestimate disease

22
Q

A normal toe pressure is ___ mmHg or greater.

A

> .75- normal

23
Q

For what reason do PVR’s usually have greater amplitudes than the thigh?

A

cuff artifact

24
Q

What disease is suggested when ankle pressures fall after exercise and return back to normal in 5 minutes?

A

single segment occlusive disease

25
Q

What might the ankle systolic pressure be if the patient has ischemic lesions?

A

50mmHg or less

26
Q

What is the protocol for a graft?

A 
Prox flow –native vessel
Prox anastomosis
Prox/MID/DST graft
DST anastomosis
DST flow –native vessel
27
Q

What type of graft is in-situ?

A

uses the GSV and all the vein valves are removed then the proximal and distal ends are connected to the artery.
-fem-pop and sometimes fem-tibial

28
Q

What is a reverse vein graft?

A

the GSV is removed and turned upside down without removal of valves then sewn back in.

29
Q

A follow up surveillance of grafts allow the surgeon early detection of ___.

A

aneurysms, psudoaneurysms, perigraft abscess, defects, stenosis, occlusion

30
Q

What is the structure used to mechanically hold the artery open?

A

Stent

31
Q

What is a less invasive way to repair an aortic aneurysm?

A

EVAR (endovascular treatment of abdominal aortic aneurysm) - teflon covered stent graft in the AAA

32
Q

What are the complications of stenting?

A

endoleak-inadequate seal to prox or distal wall
graft infection
vessel rupture
embolization

33
Q

Atherosclerotic stenosis is common in the subclavian artery but not in the ___ artery (upper ext).

A

Axillary, brachial, ulnar, radial are usually spared

34
Q

What autoimmune disease process can affect the subclavian arteries?

A

Takayasu’s and giant cell arteritis. pg. 226

35
Q

What is another name for Buerger’s disease?

A

Thromboangiitis obliterans

36
Q

What is the name of the small emboli that connect through the digits?

A

Thrombo-emboli

37
Q

What is the vasospastic disorder brought on by cold exposure, chemicals, or vibration injury?

A

Raynauds

38
Q

What are both names for Raynaud’s?

A

Episodiac, prolonged digital vasospasm

39
Q

Which gender has the largest incidence of Raynaud’s?

A

Females

9x more than men

40
Q

What is intermittent pain, numbness or weakness related to arm position?

A

TOS

41
Q

Where do you place a PPG pad on your fingers?

A

Sensor on pad

42
Q

What is the best testing method for Raynaud’s disease?

A

Cold submersion test

43
Q

What is the test for palmer artery perfusion?

A

Allen test

44
Q

What upper extremity artery has no vein accompaning it?

A

Cephalic

Basilic

45
Q

What graft cannot be penetrated by ultrasound?

A

Vectra

46
Q

What vessels are involved with Bueger’s disease?

A

Digital Arteries

47
Q

What is the standard recovery time for a cold immersion test?

A

5 min- normal

10 min- abnormal

48
Q

What is the anatomy of the lower extremity?

A

(picture)

P 171

49
Q

What is the anatomy of the upper extremity arterial anatomy? (picture)

A

`

50
Q

4 arterial studies with PVR’s, continuous wave, and pressures; determine where the disease is located.

A

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LMC Ultrasound (32 decks)

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