The most common medical treatment of acute ischemic stroke is;
Which of the following techniques may provide the best assis…
Which of the following techniques may provide the best assistance of proper visualization of the carotid bifurcation in the early postoperative period?
A “rule of thumb” for spectral Doppler and stenosis is that…
A “rule of thumb” for spectral Doppler and stenosis is that a 50% diameter reduction is equal to;
Proximal to a significant stenosis, the CCA may exhibit a wa…
Proximal to a significant stenosis, the CCA may exhibit a wave form similar to:
Critical stenosis occurs when cross-sectional area has been…
Critical stenosis occurs when cross-sectional area has been reduced by _______, which is a _______ diameter reduction.
If a stenosis measures or appears less than 50% by image/cal…
If a stenosis measures or appears less than 50% by image/caliber but velocity acceleration with post stenotic turbulence occurs, the lesion is considered greater than:
Which of the following are a duplex indication of a totally…
Which of the following are a duplex indication of a totally occluded internal carotid artery?
Where does the Doppler waveform contour describes as “strin…
Where does the Doppler waveform contour describes as “string sign” usually occur?
Blood always moves from an area of __________ to an area of…
Blood always moves from an area of __________ to an area of __________.
A contralateral ICA occlusion may cause the ipsilateral ICA…
A contralateral ICA occlusion may cause the ipsilateral ICA velocities to be;