Vasc. Final Review 3

1.

1 point

Which statement correctly described spider veins?

These are small telangiectasias

These are small capillaries with reflux

These are always associated with varicose veins

These are small superficial veins with reflux

2.

1 point

During an ultrasound examination, saphenous vein normal backflow before valve closure usually lasts

Less than 750 msec

Less than 1000 msec

Less than 2000 msec

Less than 500 msec

3.

1 point

Which is the name of a maneuver that can be performed to aid in the evaluation of calf muscle pump and valvular function?

Parana maneuver

Plantar flexion maneuver

Adson maneuver

Peroneal maneuver

4.

1 point

Fibrous strands observed within a vessel lumen are most commonly associated with

Chronic venous obstruction

Superficial thrombophlebitis

Infection

Acute deep vein thrombosis

5.

1 point

What is the proper patient position for performing a physiological arterial exam of the lower extremities?

Supine, head on a pillow

Supine, patient rotated to ipsilateral side

Semi-Fowler, head on a pillow

Seated quietly, legs extended

6.

1 point

Air plethysmography may provide all of the following information except

Patency of perforating veins

Differentiation between superficial and deep venous pathologies

Effectiveness of elastic compression

Presence of possible pelvic obstruction

7.

1 point

Open skin ulcers represent a clinical classification score of

C5

C3

C4B

C6

8.

1 point

Normal venous recovery time is

Less than 2 seconds

Greater than 20 seconds

Greater than 10 seconds

Less than 10 seconds

9.

1 point

Which of the following ultrasound system settings may result in false positive color findings?

Increased persistence

Decreased persistence

Increased compression

Decreased compression

10.

1 point

Chronic venous insufficiency is an incomplete term because

It focuses primarily on the effects of venous reflux

It fails to consider the impact of arterial disease

It fails to differentiate between valvular and obstructive venous disease

It focuses primarily on the effects of obstructive venous disease

11.

1 point

This tributary is a landmark for thermal ablation treatment.

The superficial external pudendal vein

The posterior circumflex artery

The posterior accessory saphenous vein

The superficial epigastric vein

12.

1 point

During an ultrasound examination, femoral vein normal backflow before valve closure usually lasts

Less than 1000 msec

Less than 2000 msec

Less than 350 msec

Less than 500 msec

13.

1 point

Which process enhances the amplitude of an arterial pulse as it travels distally?

Increased blood pressure

Increased peripheral resistance

Increased mean arterial pressure

Increased gravitational pull

14.

1 point

Venous photoplethysmography uses

A green light source

An infrared light source

A laser

Segmentally placed pneumatic cuffs

15.

1 point

What percentage of the time asymptomatic neurovascular compression of the structures in the shoulder seen?

80%

30%

<10%

60%

16.

1 point

What should the thigh pressure be when measuring segmental systolic pressures, when using the three-cuff method?

No more than 30 mm Hg higher than the brachial pressure

Higher than the higher brachial pressure

Same as the higher brachial pressure

No more than 20 mm Hg lower than the brachial pressure

17.

1 point

Which of the following statements concerning reverse venous flow is correct?

Reverse flow is flow moving cephalad

All reverse flow is pathologic

Reverse flow lasting less than 1 second is not considered pathologic

Reverse flow can cause venous filling

18.

1 point

What ultrasound finding is associated with lymph edema?

Enlarged hyperechoic channels in the calf

Dilated deep system veins

Diffuse edema limited to mainly the thigh

Enlarged hypoechoic channels in the lower leg and foot

19.

1 point

Residual calf volume is normally

10% to 20% of venous volume

5% to 10% of venous volume

20% to 35% of venous volume

40% to 50% of venous volume

20.

1 point

Reticular veins are veins with a diameter of

Less than 1 mm

Less than 5 mm

Less than 3 mm

Less than 7 mm

21.

1 point

Transverse color flow images can be used

As an acceptable method to validate reflux times

To document reflux with spectral Doppler

To screen for reflux

To quantify reflux

22.

1 point

Why should a pulse volume recording cuff be inflated to 55 to 65 mm Hg to record arterial waveforms?

So that venous outflow is occluded

To eliminate very low pressures

To differentiate forward from reverse flow

To ensure good contact to the skin

23.

1 point

What is the meaning of a dicrotic notch if seen on a pulse volume waveform?

Patient movement transmitted through the cuff

Delayed transmission of blood flow

Presence of a proximal arterial occlusion

Reflected wave of reversed flow

24.

1 point

Which of the following techniques is associated with accurate measurements of systolic pressure in the lower extremity?

Keeping Doppler transducer perpendicular to the skin

Releasing pressure no faster than 3 mm Hg/s

Applying firm pressure with the transducer

Releasing pressure as soon as audible signal disappears

25.

1 point

Reflux is part of which CEAP classification group?

C

E

A

P

26.

1 point

During an APG, which statement below correctly describes the techniques employed?

Ejection fraction is measured following 5 toe raises

The examination is completed with the patient in a reverse Trendelenburg position

Venous volume is measured with the patient supine

Residual volume is measured following 10 toe raises

27.

1 point

In order to optimize the time spent with a patient standing, which of the following should be examined first?

The least symptomatic thigh

The most symptomatic thigh

The least symptomatic calf

The most symptomatic calf

28.

1 point

What should be suspected if a patient presents with unilateral blue toes?

Popliteal artery entrapment

Raynaud's phenomenon

Superficial femoral artery stenosis

Abdominal aortic aneurysm