Chapter 13: Duplex Ultrasound of Upper Extremity Arteries Flashcards
(147 cards)
a vasospastic disorder of the digital vessels
Raynaud’s syndrome
A form of large vessel vasculitis resulting in intimal fibrosis and vessel narrowing
Takaysu’s arteritis
The superior opening of the thoracic cavity that is bordered by the clavicle and first rib; the subclavian artery, subclavian vein, and brachial nerve plexus pass through this opening
thoracic outlet
A sudden constriction of a blood vessel that will reduce the lumen and blood flow rate
vasospasm
Upper extremity arterial disease occurs in only about __% of extremity ischemia.
5
Causes of upper extremity symptoms
mechanical obstruction at the thoracic outlet
embolism
trauma
digital artery vasospasm
digital artery occlusion
What percentage of extremity peripheral arterial disease do upper extremity arterial diseases represent?
5%
Which of the following is NOT a prominent etiology of arterial diseases in the upper extremities?
a. mechanical obstruction or compression at the thoracic outlet
b. embolism from various sources (including the heart)
c. vasoconstriction of digital arteries
d. diffuse atherosclerosis of the axillary or brachial artery
d
The right subclavian artery originates from the _______.
innominate artery
The left subclavian artery originate from the _____.
aortic arch
The first major branch of the aortic arch.
innominate artery
The innominate artery is also known as the ______.
brachiocephalic artery
The innominate artery divides into the ______ and the _____.
right common carotid artery
right subclavian artery
The retroesophageal subclavian artery is also known as the _____.
aberrant right subclavian artery
Right subclavian may originate directly from aorta distal to left subclavian artery and then pass posterior to esophagus to the right side
retroesophageal subclavian artery
arises from dilated segment of proximal descending aorta
Kommerells diverticulum
palsy of recurrent laryngeal nerve
Ortner’s syndrome
Second major branch from aortic arch
left common carotid artery
Third major branch from aortic arch
left subclavian artery
first major branches of both left and right subclavian arteries
vertebral arteries
Subclavian arteries exit through _____.
thoracic outlet
an extra rib as a result of an overdevelopment of a cervical spine vertebra transverse process; above first rib and just above clavicle
cervical rib
The subclavian artery turns into the _____ artery at the lateral margin of the first rib.
axillary
The axillary artery transitions into the _____ artery at level of inferior lateral border of teres major muscle.
brachial