vascular ultrasound (Questions and answers) LATEST UPDATE
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Course
Vascular ultrasound
Institution
Vascular Ultrasound
a carotid duplex exam documents a possible occlusion of the Rt ICA what other
noninvasive finding would help confirm the presence of occlusion? - ️️- accelerated
flow in the ipsilateral or contralateral vertebral artery
-accelerated flowing in the ipsilateral ECA
-high resistance flow in th...
vascular ultrasound questions
a carotid duplex exam documents a possible occlusion of the Rt ICA what other
noninvasive finding would help confirm the presence of occlusion? - ✔️✔️- accelerated
flow in the ipsilateral or contralateral vertebral artery
-accelerated flowing in the ipsilateral ECA
-high resistance flow in the ipsilateral CCA
what are the common stroke symptoms? - ✔️✔️numbness,
weakness
double vision
confusion
trouble walking
allintermittent claudication - ✔️✔️there is a pressure drop distal to the obstructed
segment after exercise
all of the following are considered peripheral arteries (high resistant) - ✔️✔️PTA
Brachial
radial
CFA
put the following in order. Celiac, renal artery, ima, sma, aorta - ✔️✔️Aorta
celiac
SMA
renal
IMA
what is a flow characteristic when an AVF is present? - ✔️✔️flow in the proximities
artery is greatly decreased during diastole
another term for volar is - ✔️✔️palmar
the deep plantar arch consists of what two vessels? - ✔️✔️deep plantar artery and
lateral plantar artery
a 58 year old is being evaluated for dizziness- what disease process is most likely to
cause the symptom? - ✔️✔️vertebrobasilar insufficiency (VBI)
all of the following are paired veins? - ✔️✔️radial
ulnar
PTV
, ATV
brachial
the ICA terminates into what vessels? - ✔️✔️MCA and ACA
a PSV of >275 cm/sec associated with post stenotic turbulence must be evident to
suggest a >70% diameter reduction of SMA - ✔️✔️
what mechanism can adequately perfuse the rt hemisphere when a possible occlusion
of the right ICA? - ✔️✔️rt vertebral to right poster cerebral art to rt post communicating
art into rt ACA and/or rt MCA
-lt ICA to ACA to rt ACA and RT MCA
-Rt ECA branches to rt periorbital branches of opthalmic art to distal Rt ICA
An acceleration time of <133 msec suggests? - ✔️✔️absence of significant iliac
disease
the right ophthalmic artery would not be affected by a lesion of the? - ✔️✔️left ICA
what is the best method to identify the ECA from ICA? - ✔️✔️temporal tap
the following statements are correct about AVF - ✔️✔️-can be congenital or tramatic
-diameter and length predict resistance
-fitsulae located closer to the heart are more likely to cause. heart failure
-fistulae located more peripherally are more likely to cause ishemia
how many branches doest he ECA have and name them - ✔️✔️8
superior thyroid
ascending pharagenyal
linguine
facial
occipital
posterior auricular (terminal branch)
maxillary
superficial temoral
what is the first branch of the ECA? - ✔️✔️superior thyroid artery
what physical finding is more frequently seen with arterial insufficiency rather than
venous? - ✔️✔️pallor
what is the TCD temporal depth of the vessels and flow direction
1. MCA
2. ACA
3. PCA
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