Ch. 13 Upper Ext arterial duplex

At what level does the axillary artery become the brachial artery?

a) midpoint of the humeral diaphysis

b) lateral margin of the glenoid

c) bifurcation of the subclavian and common carotid artery

d) lateral border of the 1st rib

e) inferolateral border of the trees major muscle

e) inferolateral border of the trees major muscle

A sonography student scans the right arm of a healthy 18-year-old female subject. The radial artery is shown in long axis. Which of the following is the normal range for peak systolic artery?

40-60 cm/sec

Traumatic injury to the ulnar artery at the level of the hamate bone is called:

a. Behçet syndrome.

b. Buerger disease.

c. hypothenar hammer syndrome.

d. Horner syndrome.

c. hypothenar hammer syndrome.

When scanning an artery that appears aneurysmal, what is the most accurate transducer orientation or scanning plane that should be used?

a. Oblique

b. Axial to the vessel

c. Coronal

d. Perpendicular to the skin surface

b. Axial to the vessel

Duplex ultrasound findings of a thickened hypoechoic arterial wall are consistent with:

a. chronic injury due to thoracic outlet syndrome.

b. the acute phase of Giant cell arteritis.

c. primary Raynaud disease.

d. the presence of Buerger disease.

b. the acute phase of Giant cell arteritis.

If digital symptoms are the result of suspected disease more central to the level of the wrist, ultrasound can be used to look for all of these most common sources except:

a. aneurysmal disease.

b. thrombus

c. plaque formation.

d. vasospasm

vasospasm

What is found to be a frequent cause of subclavian artery aneurysms?

a. Raynaud disease

b. Trauma

c. Thoracic outlet syndrome

d. Buerger disease

c. Thoracic outlet syndrome

Provocative maneuvers used to detect thoracic outlet syndrome can reveal positive findings in what percentage of normal patients?

30%

Velocities in the radial and ulnar arteries are:

a. between 20 and 40 cm/s in the ulnar artery and 40 and 60 cm/s in the radial artery.

b. between 40 and 60 cm/s and usually similar.

c. between 40 and 60 cm/s with the radial almost always demonstrating higher velocities.

d. between 30 and 50 cm/s in the radial artery and 40 and 60 cm/s in the ulnar artery.

b. between 40 and 60 cm/s and usually similar.

All of the following can cause symptoms related to arterial disease except:

a. embolism

b. trauma

c. thoracic outlet obstruction.

d. Paget–Schroetter disease.

d. Paget–Schroetter disease.

The first event that occurs with Raynaud disease is:

a. redness due to ischemia.

b. vasospasm with redness due to hyperemia.

c. vasospasm with the fingers demonstrating pallor.

d. cyanosis

c. vasospasm with the fingers demonstrating pallor.

Intermittent digital ischemia is a characteristic of which disease?

a. Raynaud disease

b. Giant cell arteritis

c. Hypothenar hammer syndrome

d. Aneurysmal disease

a. Raynaud disease

Giant cell arteritis commonly impacts which arteries?

a. The large vessels off the aortic arch

b. The ophthalmic, subclavian, and axillary

c. The ophthalmic and external carotid

d. The digital vessels of the hands and feet

b. The ophthalmic, subclavian, and axillary

An anatomic variant where the right subclavian artery arises directly off the aorta is called:

a. a recurrent subclavian artery.

b. a replaced subclavian artery.

c. a Kommerell subclavian artery.

d. aberrant subclavian artery.

d. aberrant subclavian artery.

Which of the following are not standard windows of insonation for the subclavian artery?

a. Sternal notch

b. Supraclavicular

c. Via the axillary fat pad

d. Infraclavicular

c. Via the axillary fat pad

Which of the following is least likely to result in compression of structures in the thoracic outlet?

a. Abnormal fibrous bands

b. Hypertrophy of the scalene muscles

c. Tumor at the apex of the lung

d. Cervical ribs

c. Tumor at the apex of the lung

Takayasu's arteritis commonly results in:

a. long segment occlusions.

b. ulcerative plaques.

c. small focal stenoses followed by dilated segments.

d. aneurysmal disease.

a. long segment occlusions.