Other cerebrovascular eval techniques

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Last updated 12:03 PM on 8/26/26
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7 Terms

1
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Angiography

Uses iodinated contrast to eval LUMEN characteristics of vessels

Areas of absent contrast = presence of narrowing

2
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MRA

Uses radiofrequency waves to produce images in multiple planes

QUANTIFIES blood flow

3
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CTA

Uses radiation to eval cerebral infarcts, aneurysms, AV malformation and hemorrhage

4
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Gold standard exam for arterial eval

Angiopgraphy

5
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Angiography estimates:

Diameter stenosis

6
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The % stenosis estimated on an angiogram of the carotid arteries compared to the:

Diameter stenosis calculated on 2D US

7
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Which of the following sues radiation for eval of the carotid arteries

Angiography and CTA