Sonography Canada Vascular Practice Questions - Sonography Canada Vascular Sonographer Examination (CRVS) Exam

Which ICA/CCA peak systolic velocity ratio is most consistent with a 70% or greater internal carotid artery stenosis?

Less than 2.0 2.0 to 4.0 Greater than 4.0 Exactly 1.0

Correct Answer:

Greater than 4.0

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